FNUS55 KBOI 191051 FWFBOI Fire Weather Planning Forecast for SW Idaho and SE Oregon National Weather Service Boise ID 451 AM MDT Tue May 19 2026 ...WARMING AND DRYING TREND THROUGH THE WEEKEND... ...ISOLATED SHOWERS OVER CENTRAL IDAHO WEDNESDAY... .DISCUSSION... * Southwest Idaho BLM (ID Zones 400, 420, 423, 424, 426)... A warming and drying trend will continue through the weekend, with breezy afternoon northwest winds today and tomorrow. A 10% chance of afternoon showers and thunderstorms will occur over eastern areas of zone 424/426 on Wednesday. * Southwest Idaho Forest (ID Zones 401, 402, 403, 421)... A general warming and drying trend will continue for the next several days, with light terrain driven winds through the weekend. Isolated afternoon showers and thunderstorms will move over eastern areas of zone 402 on Wednesday. * Southeast Oregon (OR Zones 670-675)...A warming and drying trend will continue for the next several days, with breezy afternoon northwest winds today. Cool overnight temperatures will bring excellent relative humidity recoveries tomorrow, however warming conditions will bring poor to moderate recoveries by the weekend. IDZ401-192245- Western Payette National Forest- 451 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....48 to 63. 24 hr trend......On average, 3 degrees warmer. Min humidity........27 to 37 percent. 24 hr trend......On average, 3 percent drier. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming west 8 to 10 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7000-9000 ft AGL. Transport Winds....West 5 to 10 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....33 to 44. 24 hr trend......On average, 4 degrees warmer. Max humidity........64 to 86 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light downslope winds less than 8 mph. Ridges/upr slopes....Northwest 8 to 10 mph in the evening, becoming light after midnight. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......100-200 ft AGL. Transport Winds....North up to 10 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....50 to 65. 24 hr trend......On average, 3 degrees warmer. Min humidity........30 to 45 percent. 24 hr trend......On average, 5 percent wetter. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest 8 to 10 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 11 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......6500-8500 ft AGL. Transport Winds....Northwest 10 to 20 mph. $$ = IDZ402-192245- Eastern Payette National Forest- 451 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....46 to 61. 24 hr trend......On average, 4 degrees warmer. Min humidity........25 to 35 percent. 24 hr trend......On average, 4 percent drier. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming west 8 to 10 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming west 8 to 12 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7500-9500 ft AGL. Transport Winds....West 10 to 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....31 to 40. 24 hr trend......On average, 5 degrees warmer. Max humidity........68 to 82 percent. 24 hr trend......On average, 2 percent wetter. 20-foot winds....... Valleys/lwr slopes...Northwest 8 to 12 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....Northwest 8 to 14 mph in the evening, becoming light after midnight. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......200-300 ft AGL. Transport Winds....West up to 5 mph. .WEDNESDAY... Sky/weather.........Partly cloudy. A 20 percent chance of rain showers in the afternoon. Chance of thunder...0 percent. Max temperature.....47 to 62. 24 hr trend......On average, unchanged. Min humidity........31 to 46 percent. 24 hr trend......On average, 8 percent wetter. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest 8 to 11 mph with gusts to 18 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 13 mph with gusts to 20 mph in the afternoon. CWR /0.10 inch/.....10 percent. Smoke Dispersal..... Mixing Height......6500-8000 ft AGL. Transport Winds....Northwest 10 to 20 mph. $$ = IDZ403-192245- Northern Boise National Forest- 451 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....46 to 61. 24 hr trend......On average, unchanged. Min humidity........24 to 34 percent. 24 hr trend......On average, 2 percent wetter. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming southwest 8 to 10 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming west 8 to 11 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......8000-9500 ft AGL. Transport Winds....West 10 to 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....31 to 41. 24 hr trend......On average, 4 degrees warmer. Max humidity........55 to 80 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Northwest 8 to 10 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....Northwest 8 to 12 mph in the evening, becoming light after midnight. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......100-200 ft AGL. Transport Winds....North up to 10 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....49 to 64. 24 hr trend......On average, 3 degrees warmer. Min humidity........28 to 38 percent. 24 hr trend......On average, 5 percent wetter. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming west 8 to 10 mph with gusts to 16 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming west 8 to 11 mph with gusts to 18 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7000-8500 ft AGL. Transport Winds....West 10 to 15 mph. $$ = IDZ421-192245- Southern Boise/Western Sawtooth NF, including the Camas Prairie- 451 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....54 to 64, except 45 to 54 above 6500 feet. 24 hr trend......On average, unchanged. Min humidity........21 to 29 percent, except 26 to 36 percent above 6500 feet. 24 hr trend......On average, 5 percent wetter. 20-foot winds....... Valleys/lwr slopes...Southeast around 8 mph in the morning, shifting to west 8 to 12 mph in the afternoon. Ridges/upr slopes....South 8 to 10 mph in the morning, shifting to west 8 to 11 mph in the afternoon. Gusts to 18 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7500-9500 ft AGL. Transport Winds....West 10 to 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....31 to 41. 24 hr trend......On average, 4 degrees warmer. Max humidity........51 to 71 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Northwest 8 to 13 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....Northwest 8 to 12 mph in the evening, becoming light after midnight. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......100-200 ft AGL. Transport Winds....North 5 to 10 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....58 to 68, except 49 to 58 above 6500 feet. 24 hr trend......On average, 4 degrees warmer. Min humidity........23 to 32 percent, except 28 to 38 percent above 6500 feet. 24 hr trend......On average, 3 percent wetter. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming west 10 to 15 mph with gusts to 22 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming west 10 to 13 mph with gusts to 20 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7000-9000 ft AGL. Transport Winds....West 10 to 20 mph. $$ = IDZ400-192245- Northern Boise BLM- 451 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....61 to 72. 24 hr trend......On average, 3 degrees warmer. Min humidity........22 to 29 percent. 24 hr trend......On average, 2 percent drier. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph. Ridges/upr slopes....North 8 to 10 mph in the morning, becoming light in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......8000-9500 ft AGL. Transport Winds....West 5 to 10 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....43 to 48. 24 hr trend......On average, 5 degrees warmer. Max humidity........57 to 71 percent. 24 hr trend......On average, 6 percent drier. 20-foot winds....... Valleys/lwr slopes...Light downslope winds less than 8 mph in the evening, becoming north around 8 mph after midnight. Ridges/upr slopes....North 8 to 11 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......100-200 ft AGL. Transport Winds....North 5 to 10 mph. .WEDNESDAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....64 to 75. 24 hr trend......On average, 3 degrees warmer. Min humidity........23 to 32 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...North around 8 mph in the morning, becoming light upslope less than 8 mph in the afternoon. Ridges/upr slopes....Northwest 8 to 11 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7500-9000 ft AGL. Transport Winds....Northwest 10 to 15 mph. $$ = IDZ420-192245- Treasure Valley BLM- 451 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Sunny. Chance of thunder...0 percent. Max temperature.....68 to 73. 24 hr trend......On average, 3 degrees warmer. Min humidity........19 to 26 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest around 8 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming west 8 to 10 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......8500-10000 ft AGL. Transport Winds....Northwest 5 to 10 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....42 to 47. 24 hr trend......On average, 4 degrees warmer. Max humidity........55 to 69 percent. 24 hr trend......On average, 9 percent drier. 20-foot winds....... Valleys/lwr slopes...North around 8 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....North around 8 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......100-200 ft AGL. Transport Winds....North around 5 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....71 to 76. 24 hr trend......On average, 4 degrees warmer. Min humidity........20 to 26 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest 8 to 10 mph with gusts to 18 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming west 8 to 10 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7500-8500 ft AGL. Transport Winds....Northwest 10 to 15 mph. $$ = IDZ424-192245- Western Twin Falls BLM- 451 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Sunny. Chance of thunder...0 percent. Max temperature.....62 to 72. 24 hr trend......On average, 4 degrees warmer. Min humidity........16 to 23 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming west 8 to 11 mph in the afternoon. Ridges/upr slopes....Light winds lessthan 8 mph in the morning, becoming west 8 to 12 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......9000-10500 ft AGL. Transport Winds....West 10 to 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....38 to 43. 24 hr trend......On average, 3 degrees warmer. Max humidity........48 to 68 percent. 24 hr trend......On average, 5 percent drier. 20-foot winds....... Valleys/lwr slopes...Northwest 8 to 11 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....Northwest 8 to 13 mph in the evening, becoming light after midnight. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......100-200 ft AGL. Transport Winds....North 5 to 10 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....66 to 76. 24 hr trend......On average, 4 degrees warmer. Min humidity........18 to 24 percent. 24 hr trend......On average, 2 percent wetter. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming west 8 to 13 mph with gusts to 20 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming west 8 to 14 mph with gusts to 24 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......8000-10000 ft AGL. Transport Winds....West 15 to 20 mph. $$ = IDZ423-192245- Owyhee Mountains- 451 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....58 to 70. 24 hr trend......On average, 5 degrees warmer. Min humidity........17 to 27 percent. 24 hr trend......On average, 3 percent wetter. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming north around 8 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 10 mph with gusts to 16 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......9000-10500 ft AGL. Transport Winds....West around 10 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....36 to 45. 24 hr trend......On average, 5 degrees warmer. Max humidity........51 to 65 percent. 24 hr trend......On average, 7 percent drier. 20-foot winds....... Valleys/lwr slopes...North around 8 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....North 8 to 10 mph with gusts to 16 mph in the evening, becoming light after midnight. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......100-200 ft AGL. Transport Winds....Southwest 5 to 10 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....62 to 74. 24 hr trend......On average, 5 degrees warmer. Min humidity........17 to 27 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming north 8 to 10 mph with gusts to 18 mph in the afternoon.Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 10 mph with gusts to 18 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7500-9500 ft AGL. Transport Winds....Northwest 10 to 15 mph. $$ = IDZ426-192245- Southern Highlands- 451 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....60 to 67. 24 hr trend......On average, 5 degrees warmer. Min humidity........19 to 29 percent. 24 hr trend......On average, 3 percent wetter. 20-foot winds....... Valleys/lwr slopes...Northwest around 9 mph with gusts to 16 mph. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest around 8 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......9500-10000 ft AGL. Transport Winds....Northwest 10 to 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....37 to 42. 24 hr trend......On average, 4 degrees warmer. Max humidity........53 to 66 percent. 24 hr trend......On average, 7 percent drier. 20-foot winds....... Valleys/lwr slopes...Northwest 8 to 10 mph in the evening, shifting to south around 8 mph after midnight. Ridges/upr slopes....Light winds less than 8 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......100-200 ft AGL. Transport Winds....South 5 to 10 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....67 to 72. 24 hr trend......On average, 6 degrees warmer. Min humidity........19 to 26 percent. 24 hr trend......On average, 2 percent drier. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest 8 to 10 mph with gusts to 18 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 10 mph with gusts to 16 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......9000-10500 ft AGL. Transport Winds....West 10 to 15 mph. $$ = ORZ675-192245- Baker Valley- 351 AM PDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....61 to 67. 24 hr trend......On average, 4 degrees warmer. Min humidity........25 to 33 percent. 24 hr trend......On average, 2 percent drier. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph. Ridges/upr slopes....Light winds less than 8 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7500-9000 ft AGL. Transport Winds....West 5 to 10 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....35 to 45. 24 hr trend......On average, 4 degrees warmer. Max humidity........66 to 89 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...North around 8 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....North 8 to 11 mph in the evening, becoming light after midnight. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......200-300 ft AGL. Transport Winds....Northwest 5 to 10 mph. .WEDNESDAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....64 to 70. 24 hr trend......On average, 3 degrees warmer. Min humidity........26 to 34 percent. 24 hr trend......On average, 2 percent wetter. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest 8 to 10 mph with gusts to 18 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph. Gusts to 16 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......6500-8500 ft AGL. Transport Winds....Northwest 10 to 20 mph. $$ = ORZ674-192245- Northwestern Vale BLM- 351 AM PDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....60 to 69. 24 hr trend......On average, 5 degrees warmer. Min humidity........20 to 29 percent. 24 hr trend......On average, 3 percent drier. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming west around 8 mph in the afternoon. Ridges/upr slopes....Northwest around 9 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......8500-10000 ft AGL. Transport Winds....West 5 to 10 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....39 to 45. 24 hr trend......On average, 5 degrees warmer. Max humidity........59 to 77 percent. 24 hr trend......On average, 2 percent wetter. 20-foot winds....... Valleys/lwr slopes...North around 8 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....North around 9 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......200-300 ft AGL. Transport Winds....North 5 to 10 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....63 to 73. 24 hr trend......On average, 3 degrees warmer. Min humidity........20 to 30 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest 8 to 10 mph with gusts to 18 mph in the afternoon. Ridges/upr slopes....Northwest around 9 mph with gusts to 18 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7000-9000 ft AGL. Transport Winds....Northwest 10 to 25 mph. $$ = ORZ673-192245- Central Canyonlands- 451 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....63 to 73. 24 hr trend......On average, 4 degrees warmer. Min humidity........19 to 25 percent. 24 hr trend......On average, 3 percent drier. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph. Ridges/upr slopes....Northwest 8 to 10 mph in the morning, becoming light in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......9000-10000 ft AGL. Transport Winds....West 5 to 10 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....40 to 48. 24 hr trend......On average, 5 degrees warmer. Max humidity........58 to 68 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light downslope winds less than 8 mph. Ridges/upr slopes....North 8 to 10 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......200-300 ft AGL. Transport Winds....North 5 to 10 mph. .WEDNESDAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....67 to 76. 24 hr trend......On average, 4 degrees warmer. Min humidity........20 to 27 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph. Ridges/upr slopes....North 8 to 11 mph in the morning, becoming light in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......8500-9500 ft AGL. Transport Winds....Northwest 10 to 20 mph. $$ = ORZ672-192245- Southern Grasslands- 351 AM PDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....61 to 70. 24 hr trend......On average, 6 degrees warmer. Min humidity........14 to 23 percent. 24 hr trend......On average, 2 percent drier. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest around 8 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 9 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......9500-10500 ft AGL. Transport Winds....West around 10 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....38 to 43. 24 hr trend......On average, 6 degrees warmer. Max humidity........46 to 63 percent. 24 hr trend......On average, 8 percent drier. 20-foot winds....... Valleys/lwr slopes...North around 8 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....North 8 to 9 mph in the evening, becoming light after midnight. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......100-200 ft AGL. Transport Winds....North 5 to 10 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....66 to 75. 24 hr trend......On average, 5 degrees warmer. Min humidity........15 to 23 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest around 8 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 10 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......8500-10000 ft AGL. Transport Winds....Northwest 10 to 15 mph. $$ = ORZ671-192245- Steens Mountain- 351 AM PDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....55 to 67. 24 hr trend......On average, 7 degrees warmer. Min humidity........15 to 25 percent. 24 hr trend......On average, 3 percent drier. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest around 8 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 9 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7500-9500 ft AGL.Transport Winds....Northwest 10 to 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....39 to 45. 24 hr trend......On average, 6 degrees warmer. Max humidity........46 to 62 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...North 8 to 9 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....Northwest 8 to 10 mph in the evening, becoming light after midnight. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......100-200 ft AGL. Transport Winds....North 5 to 10 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....59 to 72. 24 hr trend......On average, 5 degrees warmer. Min humidity........17 to 27 percent. 24 hr trend......On average, 2 percent wetter. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest 8 to 9 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 9 mph with gusts to 16 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7500-9500 ft AGL. Transport Winds....Northwest 10 to 15 mph. $$ = ORZ670-192245- Burns BLM- 351 AM PDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....63 to 69. 24 hr trend......On average, 6 degrees warmer. Min humidity........12 to 20 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph in the morning, becoming northwest around 8 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 10 mph with gusts to 16 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......8000-9500 ft AGL. Transport Winds....Northwest 10 to 15 mph. .TONIGHT... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Min temperature.....36 to 42. 24 hr trend......On average, 6 degrees warmer. Max humidity........50 to 74 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Northwest 8 to 11 mph in the evening, becoming light downslope less than 8 mph after midnight. Ridges/upr slopes....North 8 to 13 mph. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......200-300 ft AGL. Transport Winds....North 5 to 15 mph. .WEDNESDAY... Sky/weather.........Partly sunny. Chance of thunder...0 percent. Max temperature.....67 to 73. 24 hr trend......On average, 4 degrees warmer. Min humidity........15 to 21 percent. 24 hr trend......On average, unchanged. 20-foot winds....... Valleys/lwr slopes...Light upslope winds less than 8 mph. Gusts to 14 mph in the afternoon. Ridges/upr slopes....Light winds less than 8 mph in the morning, becoming northwest 8 to 10 mph with gusts to 16 mph in the afternoon. CWR /0.10 inch/.....0 percent. Smoke Dispersal..... Mixing Height......7500-9500 ft AGL. Transport Winds....Northwest 10 to 15 mph. $$ = .FORECAST DAYS 3 THROUGH 7... .THURSDAY...Mostly cloudy. Lows 35 to 47. Highs 60 to 75.North winds 10 to 15 mph. .FRIDAY...Partly cloudy. Lows 38 to 49. Highs 65 to 80. North winds 10 to 15 mph. .SATURDAY...Mostly clear. Lows 41 to 51. Highs 70 to 85. Northwest winds 10 to 15 mph. .SUNDAY...Partly cloudy. Lows 42 to 53. Highs 71 to 86. .MEMORIAL DAY...Partly cloudy. Lows 43 to 54. Highs 68 to 83. $$ =