FNUS56 KEKA 222145 FWFEKA FIRE WEATHER PLANNING FORECAST FOR NORTHWEST CALIFORNIA NATIONAL WEATHER SERVICE Eureka CA 245 PM PDT Sat Aug 22 2026 .DISCUSSION...A deep marine layer will continue to bring marine influence into the interior through the weekend. Interior high temperatures are forecast to be in the 80s to low 90s. Afternoon RH is forecast to be in the high teens to low 30s, with good overnight recoveries. Sunday into early next week, temperatures rise somewhat to near normal. Offshore flow overnight will bring poor overnight recoveries for higher elevations and lower afternoon RH across the area. A deeper marine layer returns mid next week. CAZ401-231315- Coastal Del Norte- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...50-53 Ridges/upr slopes....48-52 * Max Humidity....... Valleys/lwr slopes...93-100 percent Ridges/upr slopes....93-100 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 7 mph. Ridges/upr slopes....Northwest winds 5 to 8 mph. * Mixing Height..........700 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. Patchy fog early in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...66-74 Ridges/upr slopes....67-74 * Min Humidity....... Valleys/lwr slopes...62-77 percent Ridges/upr slopes....63-73 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 10 mph. Ridges/upr slopes....Northwest winds 5 to 10 mph. * Mixing Height..........1700 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. Patchy dense fog early in the morning. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...54-57 Ridges/upr slopes....54-57 * Max Humidity....... Valleys/lwr slopes...81-94 percent Ridges/upr slopes....80-90 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Variable 1 to 3 mph. * Mixing Height..........500 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. Patchy dense fog early in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...65-71 Ridges/upr slopes....66-72 * Min Humidity....... Valleys/lwr slopes...67-81 percent Ridges/upr slopes....66-76 percent * 20-Foot Winds... Valleys/lwr slopes...Light winds 1 to 3 mph. Ridges/upr slopes....Variable 1 to 3 mph...becoming southwest 5 mph in the afternoon. * Mixing Height..........1400 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ402-231315- Interior Del Norte Including the Smith River Valley- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...47-52 Ridges/upr slopes....50-53 * Max Humidity....... Valleys/lwr slopes...91-100 percent Ridges/upr slopes....73-88 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 6 mph...shifting to the north 5 mph after midnight. Ridges/upr slopes....Northwest winds 5 to 7 mph...shifting tothe northeast 5 to 6 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...78-86 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...57-67 percent Ridges/upr slopes....49-59 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....Northwest winds 5 to 8 mph. * Mixing Height..........4700 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...54-60 Ridges/upr slopes....57-63 * Max Humidity....... Valleys/lwr slopes...63-78 percent Ridges/upr slopes....51-61 percent * 20-Foot Winds... Valleys/lwr slopes...Northeast winds 5 to 8 mph. Ridges/upr slopes....Northeast winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...77-85 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...60-70 percent Ridges/upr slopes....52-62 percent * 20-Foot Winds... Valleys/lwr slopes...East winds 5 to 6 mph...shifting to the west in the afternoon. Ridges/upr slopes....East winds 5 to 6 mph...shifting to the southwest in the afternoon. * Mixing Height..........4400 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ403-231315- Northeastern Interior Humboldt and Southwestern Siskiyou Including Orleans- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...52-55 Ridges/upr slopes....51-54 * Max Humidity....... Valleys/lwr slopes...66-81 percent Ridges/upr slopes....53-68 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 8 mph. Ridges/upr slopes....West winds 5 to 7 mph...shifting to the north 5 to 6 mph after midnight. * Mixing Height..........400 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...91-99 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...15-23 percent Ridges/upr slopes....21-29 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming west 5 to 6 mph in the afternoon. Ridges/upr slopes....Northeast winds 5 to 6 mph...shifting to the northwest in the afternoon. * Mixing Height..........7300 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...57-62 Ridges/upr slopes....59-63 * Max Humidity....... Valleys/lwr slopes...50-60 percent Ridges/upr slopes....36-44 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph...shifting to the northeast after midnight. Ridges/upr slopes....North winds 5 to 6 mph...shifting to the northeast 5 to 7 mph after midnight. * Mixing Height..........300 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...92-100 Ridges/upr slopes....78-86 * Min Humidity....... Valleys/lwr slopes...14-22 percent Ridges/upr slopes....17-25 percent * 20-Foot Winds... Valleys/lwr slopes...East winds 5 mph...shifting to the southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....East winds 5 to 7 mph...shifting to the southwest 5 to 6 mph in the afternoon. * Mixing Height..........8500 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ404-231315- Northern Coastal Humboldt- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...52-55 Ridges/upr slopes....around 53 * Max Humidity....... Valleys/lwr slopes...94-100 percent Ridges/upr slopes....95 percent * 20-Foot Winds... Valleys/lwr slopes...North winds 5 to 8 mph. Ridges/upr slopes....North winds 5 to 9 mph. * Mixing Height..........700 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...64-70 Ridges/upr slopes....around 63 * Min Humidity....... Valleys/lwr slopes...71-86 percent Ridges/upr slopes....79 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 9 mph. Ridges/upr slopes....Northwest winds 5 to 9 mph. * Mixing Height..........1500 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. Patchy dense fog in the late evening and early morning. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...55-58 Ridges/upr slopes....around 54 * Max Humidity....... Valleys/lwr slopes...86-96 percent Ridges/upr slopes....90 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph in the evening...becoming light winds 2 to 4 mph. Ridges/upr slopes....North winds 5 mph in the evening...becoming light winds 1 to 3 mph. * Mixing Height..........600 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...66-74 Ridges/upr slopes....around 68 * Min Humidity....... Valleys/lwr slopes...66-81 percent Ridges/upr slopes....70 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. * Mixing Height..........1700 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ405-231315- Northwestern Interior Humboldt Including the Bald Hills- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...49-53 Ridges/upr slopes....49-54 * Max Humidity....... Valleys/lwr slopes...88-100 percent Ridges/upr slopes....71-86 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....North winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...76-84 Ridges/upr slopes....72-80 * Min Humidity....... Valleys/lwr slopes...60-70 percent Ridges/upr slopes....55-65 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 7 mph. Ridges/upr slopes....Northwest winds 5 to 7 mph. * Mixing Height..........2500 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...54-61 Ridges/upr slopes....56-64 * Max Humidity....... Valleys/lwr slopes...69-84 percent Ridges/upr slopes....54-69 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 mph...shifting to the east after midnight. Ridges/upr slopes....Southwest winds 5 mph...shifting to the east 5 to 6 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...78-86 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...57-67 percent Ridges/upr slopes....53-63 percent * 20-Foot Winds... Valleys/lwr slopes...East winds 5 mph in the morning...becoming upslope/upvalley 2 to 4 mph. Ridges/upr slopes....East winds 5 to 6 mph...shifting to the southwest in the afternoon. * Mixing Height..........3500 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ406-231315- Eastern Interior Humboldt Including Willow Creek and Hoopa- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...51-54 Ridges/upr slopes....52-55 * Max Humidity....... Valleys/lwr slopes...76-91 percent Ridges/upr slopes....54-69 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....North winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...89-97 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...24-32 percent Ridges/upr slopes....27-35 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming northwest 5 to 6 mph in the afternoon. Ridges/upr slopes....Northeast winds 5 to 7 mph...shifting to the northwest 5 to 6 mph in the afternoon. * Mixing Height..........4800 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...around 60 Ridges/upr slopes....61-65 * Max Humidity....... Valleys/lwr slopes...50-60 percent Ridges/upr slopes....36-46 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph...shifting to the southeast 5 mph after midnight. Ridges/upr slopes....Northwest winds 5 to 6 mph...shifting to the east 5 to 7 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...92-100 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...20-28 percent Ridges/upr slopes....20-28 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 mph in the afternoon. Ridges/upr slopes....East winds 5 to 7 mph...shifting to the southwest 5 to 6 mph in the afternoon. * Mixing Height..........7000 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ407-231315- Southwestern Humboldt Including the King Range and the Eel River Valley- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...51-55 Ridges/upr slopes....54-59 * Max Humidity....... Valleys/lwr slopes...85-100 percent Ridges/upr slopes....77-92 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 11 mph. Ridges/upr slopes....North winds 10 to 17 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...81-89 Ridges/upr slopes....72-80 * Min Humidity....... Valleys/lwr slopes...45-55 percent Ridges/upr slopes....59-69 percent * 20-Foot Winds... Valleys/lwr slopes...North winds 5 to 10 mph. Ridges/upr slopes....North winds 5 to 12 mph. * Mixing Height..........2800 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...54-59 Ridges/upr slopes....57-65 * Max Humidity....... Valleys/lwr slopes...69-84 percent Ridges/upr slopes....58-73 percent * 20-Foot Winds... Valleys/lwr slopes...North winds 5 to 7 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Northeast winds 5 to 10 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...81-89 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...41-51 percent Ridges/upr slopes....52-62 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....South winds 5 to 7 mph. * Mixing Height..........2700 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ408-231315- Southeastern Interior Humboldt Including Kneeland and Alderpoint- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...49-54 Ridges/upr slopes....47-54 * Max Humidity....... Valleys/lwr slopes...86-100 percent Ridges/upr slopes....70-85 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 10 mph. Ridges/upr slopes....Northwest winds 5 to 10 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...78-86 Ridges/upr slopes....71-79 * Min Humidity....... Valleys/lwr slopes...53-63 percent Ridges/upr slopes....61-71 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....Northwest winds 5 to 8 mph. * Mixing Height..........4500 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...55-60 Ridges/upr slopes....56-64 * Max Humidity....... Valleys/lwr slopes...63-78 percentRidges/upr slopes....53-68 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....North winds 5 to 6 mph...shifting to the east 5 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...81-89 Ridges/upr slopes....75-83 * Min Humidity....... Valleys/lwr slopes...40-50 percent Ridges/upr slopes....46-56 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....East winds 5 to 6 mph...shifting to the southwest 5 to 7 mph in the afternoon. * Mixing Height..........4800 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ409-231315- Northwestern Trinity Including Salyer and Big Bar- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...50-54 Ridges/upr slopes....52-56 * Max Humidity....... Valleys/lwr slopes...67-82 percent Ridges/upr slopes....46-56 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 10 mph. Ridges/upr slopes....Northwest winds 5 to 9 mph...shifting to the north 5 to 8 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...90-98 Ridges/upr slopes....76-84 * Min Humidity....... Valleys/lwr slopes...15-23 percent Ridges/upr slopes....16-24 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming northwest 5 to 6 mph in the afternoon. Ridges/upr slopes....East winds 5 to 6 mph...shifting to the southwest in the afternoon. * Mixing Height..........7300 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...56-61 Ridges/upr slopes....58-62 * Max Humidity....... Valleys/lwr slopes...45-55 percent Ridges/upr slopes....31-41 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 7 mph...shifting to the east 5 mph after midnight. Ridges/upr slopes....Northwest winds 5 to 7 mph...shifting to the east 5 to 6 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...92-100 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...14-19 percent Ridges/upr slopes....13-21 percent * 20-Foot Winds... Valleys/lwr slopes...East winds 5 mph...shifting to the south in the afternoon. Ridges/upr slopes....East winds 5 to 6 mph...shifting to the south 5 to 8 mph in the afternoon. * Mixing Height..........8600 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ410-231315- Northeastern Trinity Including Trinity Lake- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...55-58 Ridges/upr slopes....48-56 * Max Humidity....... Valleys/lwr slopes...54-64 percent Ridges/upr slopes....40-50 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 8 mph. Ridges/upr slopes....West winds 5 to 8 mph...shifting to the north 5 to 6 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...87-95 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...10-15 percent Ridges/upr slopes....14-22 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming south 5 mph in the afternoon. Ridges/upr slopes....East winds 5 to 6 mph...shifting to the southeast in the afternoon. * Mixing Height..........8600 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...57-63 Ridges/upr slopes....53-61 * Max Humidity....... Valleys/lwr slopes...38-46 percent Ridges/upr slopes....25-33 percent * 20-Foot Winds... Valleys/lwr slopes...Southeast winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Southeast winds 5 to 6 mph...shifting to the northeast 5 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...86-94 Ridges/upr slopes....72-80 * Min Humidity....... Valleys/lwr slopes...13-18 percent Ridges/upr slopes....16-22 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southeast 5 to 6 mph in the afternoon. Ridges/upr slopes....East winds 5 to 6 mph...shifting to the south 6 to 10 mph in the afternoon. * Mixing Height..........7400 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ411-231315- Eastern Trinity Including Weaverville and Hayfork- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...49-57 Ridges/upr slopes....51-56 * Max Humidity....... Valleys/lwr slopes...58-73 percent Ridges/upr slopes....52-62 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 10 mph. Ridges/upr slopes....West winds 5 to 10 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...91-97 Ridges/upr slopes....80-88 * Min Humidity....... Valleys/lwr slopes...10-15 percent Ridges/upr slopes....13-21 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 1 to 3 mph. Ridges/upr slopes....Northeast winds 5 to 7 mph. * Mixing Height..........8600 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-61 Ridges/upr slopes....around 60 * Max Humidity....... Valleys/lwr slopes...43-53 percent Ridges/upr slopes....33-43 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 mph in the evening...becoming downslope/downvalley 1 to 3 mph. Ridges/upr slopes....Southwest winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...89-96 Ridges/upr slopes....79-87 * Min Humidity....... Valleys/lwr slopes...12-16 percent Ridges/upr slopes....14-22 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southeast 5 to 6 mph in the afternoon. Ridges/upr slopes....Southeast winds 5 to 8 mph. * Mixing Height..........8900 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ412-231315- Southern Trinity Including Ruth Lake and the Yolla Bollys- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...50-54 Ridges/upr slopes....48-56 * Max Humidity....... Valleys/lwr slopes...72-87 percent Ridges/upr slopes....60-75 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 9 mph. Ridges/upr slopes....Northwest winds 5 to 8 mph...shifting to the north 5 to 7 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...87-95 Ridges/upr slopes....78-86 * Min Humidity....... Valleys/lwr slopes...21-29 percent Ridges/upr slopes....18-26 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 7 mph. Ridges/upr slopes....Northeast winds 5 to 7 mph...shifting to the southwest in the afternoon. * Mixing Height..........7400 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...54-61 Ridges/upr slopes....53-61 * Max Humidity....... Valleys/lwr slopes...54-64 percent Ridges/upr slopes....50-60 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 6 mph...shifting to the northeast 5 mph after midnight. Ridges/upr slopes....Northwest winds 5 to 6 mph...shifting to the east after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...86-94 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...21-29 percent Ridges/upr slopes....17-25 percent * 20-Foot Winds... Valleys/lwr slopes...East winds 5 mph...shifting to the southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....East winds 5 to 6 mph...shifting to the south 5 to 8 mph in the afternoon. * Mixing Height..........7000 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ413-231315- Coastal Mendocino- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy. Patchy fog late in the night. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...50-53 Ridges/upr slopes....49-56 * Max Humidity....... Valleys/lwr slopes...88-100 percent Ridges/upr slopes....82-97 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 12 mph. Ridges/upr slopes....Northwest winds 7 to 14 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Partly cloudy then becoming sunny. Patchy fog in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...69-77 Ridges/upr slopes....73-81 * Min Humidity....... Valleys/lwr slopes...61-76 percent Ridges/upr slopes....54-64 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....West winds 5 to 8 mph. * Mixing Height..........1200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Partly cloudy. Patchy fog after midnight. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...51-54 Ridges/upr slopes....51-56 * Max Humidity....... Valleys/lwr slopes...88-98 percent Ridges/upr slopes....79-94 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 7 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Northwest winds 5 to 8 mph in the evening...becoming downslope/downvalley 2 to 5 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. Patchy fog early in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...65-73 Ridges/upr slopes....66-74 * Min Humidity....... Valleys/lwr slopes...73-88 percent Ridges/upr slopes....67-82 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. * Mixing Height..........1200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ414-231315- Northern Interior Mendocino Including Leggett and Willits- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...48-55 Ridges/upr slopes....50-58 * Max Humidity....... Valleys/lwr slopes...76-91 percent Ridges/upr slopes....68-83 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 9 mph. Ridges/upr slopes....North winds 5 to 11 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...88-96 Ridges/upr slopes....81-89 * Min Humidity....... Valleys/lwr slopes...25-33 percent Ridges/upr slopes....30-38 percent * 20-Foot Winds... Valleys/lwr slopes...North winds 5 to 7 mph...shifting to the southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....North winds 5 to 9 mph...shifting to the southwest 5 to 6 mph in the afternoon. * Mixing Height..........5800 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...52-60 Ridges/upr slopes....56-64 * Max Humidity....... Valleys/lwr slopes...59-74 percent Ridges/upr slopes....53-68 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 6 mph in theevening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Northwest winds 5 mph...shifting to the east after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...85-93 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...32-40 percent Ridges/upr slopes....44-54 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....Southeast winds 5 mph...shifting to the southwest 5 to 6 mph in the afternoon. * Mixing Height..........4700 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ415-231315- Northeastern Interior Mendocino Including Covelo- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...50-58 Ridges/upr slopes....55-60 * Max Humidity....... Valleys/lwr slopes...61-76 percent Ridges/upr slopes....50-60 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 9 mph...shifting to the northeast 5 mph after midnight. Ridges/upr slopes....Northwest winds 5 to 9 mph...shifting to the northeast 5 to 8 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...89-97 Ridges/upr slopes....79-87 * Min Humidity....... Valleys/lwr slopes...17-22 percent Ridges/upr slopes....18-25 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....Southeast winds 5 to 7 mph...shifting to the southwest 5 to 6 mph in the afternoon. * Mixing Height..........7700 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...55-63 Ridges/upr slopes....59-65 * Max Humidity....... Valleys/lwr slopes...53-63 percent Ridges/upr slopes....38-48 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Northwest winds 5 to 6 mph...shifting to the east 5 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Mostly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...88-96 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...18-23 percent Ridges/upr slopes....18-25 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....East winds 5 mph...shifting to the south 5 to 8 mph in the afternoon. * Mixing Height..........6700 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ416-231315- Southeastern Interior Mendocino Including Ukiah and Potter Valley- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...52-59 Ridges/upr slopes....56-64 * Max Humidity....... Valleys/lwr slopes...70-85 percent Ridges/upr slopes....56-71 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 12 mph. Ridges/upr slopes....Northwest winds 5 to 12 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...89-97 Ridges/upr slopes....82-90 * Min Humidity....... Valleys/lwr slopes...19-26 percent Ridges/upr slopes....23-31 percent * 20-Foot Winds... Valleys/lwr slopes...Northeast winds 5 to 6 mph...shifting to the southwest in the afternoon. Ridges/upr slopes....East winds 5 to 6 mph...shifting to the south in the afternoon. * Mixing Height..........7000 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...55-63 Ridges/upr slopes....61-68 * Max Humidity....... Valleys/lwr slopes...55-70 percent Ridges/upr slopes....43-53 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 7 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....West winds 5 to 7 mph in the evening...becoming downslope/downvalley 2 to 4 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...87-95 Ridges/upr slopes....79-87 * Min Humidity....... Valleys/lwr slopes...25-33 percent Ridges/upr slopes....31-39 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. * Mixing Height..........5700 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ417-231315- Southwestern Interior Mendocino Including Boonville- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...50-57 Ridges/upr slopes....51-59 * Max Humidity....... Valleys/lwr slopes...79-94 percent Ridges/upr slopes....73-88 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 11 mph. Ridges/upr slopes....Northwest winds 5 to 12 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...83-91 Ridges/upr slopes....81-89 * Min Humidity....... Valleys/lwr slopes...37-47 percent Ridges/upr slopes....37-47 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 6 mph...shifting to the west in the afternoon. Ridges/upr slopes....Northwest winds 5 to 7 mph...shifting to the southwest 5 to 6 mph in the afternoon. * Mixing Height..........4100 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-61 Ridges/upr slopes....55-63 * Max Humidity....... Valleys/lwr slopes...66-81 percent Ridges/upr slopes....58-73 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Northwest winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...78-86 Ridges/upr slopes....75-83 * Min Humidity....... Valleys/lwr slopes...49-59 percent Ridges/upr slopes....50-60 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming southwest 5 to 6 mph in the afternoon. * Mixing Height..........2600 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ418-231315- Northern Lake Including Gravelly Valley- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...54-62 Ridges/upr slopes....57-64 * Max Humidity....... Valleys/lwr slopes...54-64 percent Ridges/upr slopes....44-54 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 8 mph...shifting to the southeast 5 to 6 mph after midnight. Ridges/upr slopes....Northwest winds 5 to 8 mph...shifting to the northeast 5 to 9 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...94-99 Ridges/upr slopes....80-88 * Min Humidity....... Valleys/lwr slopes...14-19 percent Ridges/upr slopes....17-25 percent * 20-Foot Winds... Valleys/lwr slopes...South winds 5 to 7 mph. Ridges/upr slopes....South winds 5 to 7 mph. * Mixing Height..........7300 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...56-64 Ridges/upr slopes....60-68 * Max Humidity....... Valleys/lwr slopes...47-57 percent Ridges/upr slopes....32-42 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph...shifting to the northeast 5 mph after midnight. Ridges/upr slopes....West winds 5 to 6 mph...shifting to the northeast 5 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...93-98 Ridges/upr slopes....79-87 * Min Humidity....... Valleys/lwr slopes...13-20 percent Ridges/upr slopes....18-24 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming south 5 to 6 mph in the afternoon. Ridges/upr slopes....Variable 2 to 5 mph...becoming south 5 to 8 mph in the afternoon. * Mixing Height..........6300 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ419-231315- Eastern Lake Including Clearlake and Middletown- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...55-62 Ridges/upr slopes....59-67 * Max Humidity....... Valleys/lwr slopes...59-74 percent Ridges/upr slopes....52-62 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 10 mph. Ridges/upr slopes....West winds 5 to 11 mph...shifting to the north after midnight. * Mixing Height..........300 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Mostly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...93-97 Ridges/upr slopes....86-91 * Min Humidity....... Valleys/lwr slopes...14-22 percent Ridges/upr slopes....15-21 percent * 20-Foot Winds... Valleys/lwr slopes...North winds 5 to 6 mph...shifting to the southeast in the afternoon. Ridges/upr slopes....Northeast winds 5 to 11 mph...shifting to the southeast 5 to 6 mph in the afternoon. * Mixing Height..........7400 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...56-64 Ridges/upr slopes....62-70 * Max Humidity....... Valleys/lwr slopes...54-69 percent Ridges/upr slopes....44-54 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 7 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....West winds 5 to 8 mph. * Mixing Height..........300 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...91-96 Ridges/upr slopes....86-90 * Min Humidity....... Valleys/lwr slopes...19-27 percent Ridges/upr slopes....17-24 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming south 5 to 6 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming south 5 to 7 mph in the afternoon. * Mixing Height..........5500 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ420-231315- Southern Lake Including Cobb and Konocti- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...55-63 Ridges/upr slopes....63-67 * Max Humidity....... Valleys/lwr slopes...56-65 percent Ridges/upr slopes....50-60 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 9 mph. Ridges/upr slopes....West winds 5 to 9 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Mostly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...91-95 Ridges/upr slopes....82-90 * Min Humidity....... Valleys/lwr slopes...20-28 percent Ridges/upr slopes....22-30 percent * 20-Foot Winds... Valleys/lwr slopes...Northeast winds 5 to 6 mph...shifting to the southeast in the afternoon. Ridges/upr slopes....Northeast winds 5 to 6 mph...shifting to the southeast in the afternoon. * Mixing Height..........6300 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...58-66 Ridges/upr slopes....65-69 * Max Humidity....... Valleys/lwr slopes...47-57 percent Ridges/upr slopes....39-46 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 7 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Southwest winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...88-92 Ridges/upr slopes....79-86 * Min Humidity....... Valleys/lwr slopes...25-33 percent Ridges/upr slopes....29-37 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 1 to 3 mph...becoming south 5 to 6 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming south 5 to 7 mph in the afternoon. * Mixing Height..........4200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ421-231315- Western Lake Including Lakeport- 245 PM PDT Sat Aug 22 2026 .TONIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-59 Ridges/upr slopes....56-64 * Max Humidity....... Valleys/lwr slopes...62-77 percent Ridges/upr slopes....53-68 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 11 mph. Ridges/upr slopes....West winds 5 to 11 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...88-95 Ridges/upr slopes....85-90 * Min Humidity....... Valleys/lwr slopes...20-28 percent Ridges/upr slopes....19-25 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southeast 5 mph in the afternoon. Ridges/upr slopes....East winds 5 mph...shifting to the south 5 to 6 mph in the afternoon. * Mixing Height..........7300 ft AGL. * Chc of Wetting Rain....0 percent. .SUNDAY NIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...57-64 Ridges/upr slopes....62-70 * Max Humidity....... Valleys/lwr slopes...54-64 percent Ridges/upr slopes....37-47 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....West winds 5 to 7 mph in the evening...becoming downslope/downvalley 2 to 4 mph. * Mixing Height..........400 ft AGL. * Chc of Wetting Rain....0 percent. .MONDAY... * Sky/Weather............Mostly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...86-93 Ridges/upr slopes....82-87 * Min Humidity....... Valleys/lwr slopes...23-31 percent Ridges/upr slopes....21-29 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming south 5 to 6 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming south 5 to7 mph in the afternoon. * Mixing Height..........5800 ft AGL. * Chc of Wetting Rain....0 percent. $$ .EXTENDED FORECAST FOR DAYS 3 THROUGH 5... ...Northwest California Coast... .TUESDAY...Mostly cloudy. Patchy fog. Lows in the lower to mid 50s. Highs 61 to 67. Southwest winds 5 mph. .WEDNESDAY...Mostly cloudy. Patchy fog. Lows in the lower to mid 50s. Highs 61 to 68. Northwest winds 5 mph. .THURSDAY...Mostly cloudy. Patchy fog. Lows in the lower to mid 50s. Highs 61 to 69. North winds 5 mph. ...Northwest California Interior... .TUESDAY...Partly cloudy. Lows 54 to 62. Highs 81 to 93. Southwest winds 5 mph. .WEDNESDAY...Partly cloudy. Lows 53 to 61. Highs 82 to 93. Northwest winds 5 mph. .THURSDAY...Mostly clear. Lows 53 to 61. Highs 82 to 94. Northwest winds 5 mph. .6 to 10 DAY OUTLOOK...Friday August 28 THROUGH Tuesday September 1, 2026... FOR NW CALIF...ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION. $$ visit us at www.weather.gov/eureka