328 FNUS74 KAMA 190319 FWSAMA Spot Forecast for Stinky...Texas A&M Firest Service National Weather Service Amarillo TX 1019 PM CDT Mon May 18 2026 Forecast is based on forecast start time of 2300 CDT on May 18. If conditions become unrepresentative...contact the National Weather Service. Please contact our office at (806) 335-1421, if you have questions or concerns with this forecast. ...RED FLAG WARNING IN EFFECT UNTIL MIDNIGHT CDT TONIGHT... ...WIND ADVISORY IN EFFECT UNTIL 2 AM CDT TUESDAY... .DISCUSSION...As of 10 PM latest radar was showing the cold front now entering norther Potter County with current expectations to have it at the northern point of the fire perimeter around 10:50 PM to 11 PM. Once the front arrives looks for winds to shift to a more northerly direction with initial speeds around 25 to 35 mph with gusts upwards of 40 to 45 mph. This passage will also look to see RH values start to climb to around 50 to 60 percent. However, this may be delay by at least 20 minutes from the initial passage. Winds will weaken slightly for the overnight, but still be capable of speeds around 20 to 30 mph and gusts upwards of 40 mph till around the late morning. From there winds look to shift more easterly and begin to weaken to around 10 mph. .REST OF TONIGHT... Sky/weather.........Mostly clear (10-20 percent). Chance of pcpn......0 percent. Min temperature.....Around 48. Max humidity........73 percent. Wind (20 ft)........Southwest winds 10 to 13 mph shifting to the north 17 to 22 mph with gusts to around 32 mph overnight. Mixing height.......500 ft AGL. Transport winds.....Southwest 22 to 23 mph shifting to the north 23 to 29 mph overnight. Smoke dispersal.....Good (56800 knot-ft) early in the evening decreasing to poor (10200 knot-ft) late in the night. TIME (CDT) 11P MID 1AM 2AM 3AM 4AM 5AM Sky cover.......CLR CLR MCR MCR MCR MCR MCR Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 Temp............78 75 71 65 60 55 51 RH..............13 16 21 34 45 57 66 20 FT wind dir..SW W NW N N N N 20 FT wind spd..10 13 14 17 21 22 22 20 FT wind gust.14 16 19 23 29 30 32 Mix hgt (kft)...0.6 0.6 0.5 1.1 2.0 2.1 2.3 Transp wind dir.SW SW SW N N N NE Transp wind spd.22 23 22 23 29 29 28 Vrate kt-ft/1K..11 11 12 24 50 57 55 Ventrate Cat....PR PR PR PR FR FR FR .TUESDAY... Sky/weather.........Sunny (15-25 percent). Chance of pcpn......0 percent. Max temperature.....Around 75. Min humidity........27 percent. Wind (20 ft)........North winds 14 to 22 mph with gusts to around 30 mph shifting to the northeast 10 to 12 mph late in the afternoon. Mixing height.......5300 ft AGL. Transport winds.....North 17 to 26 mph shifting to the east 12 to 15 mph late in the afternoon. Smoke dispersal.....Good (42200 knot-ft). TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky cover.......MCR MCR PC PC MCR MCR MCR MCR MCR MCR MCR CLR Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............50 48 48 50 53 56 60 63 67 70 73 74 RH..............67 73 73 66 57 51 45 39 34 31 29 27 20 FT wind dir..N N N N N N N NE NE NE NE E 20 FT wind spd..22 21 22 21 20 18 16 15 14 12 10 10 20 FT wind gust.30 26 28 27 26 23 23 21 20 18 16 15 Mix hgt (kft)...2.0 1.9 2.2 2.5 2.7 2.9 3.2 3.5 4.0 4.4 5.0 5.3 Transp wind dir.N N N N N N N NE NE E E E Transp wind spd.26 25 25 24 22 21 18 17 15 13 12 12 Vrate kt-ft/1K..46 43 48 54 53 53 52 53 53 48 50 53 Ventrate Cat....FR FR FR FR FR FR FR FR FR FR FR FR .TUESDAY NIGHT... Sky/weather.........Mostly clear (10-20 percent) then becoming mostly cloudy (70-80 percent). Slight chance of showers and thunderstorms after 3 am. Chance of pcpn......20 percent. Min temperature.....Around 49. Max humidity........100 percent. Wind (20 ft)........East winds 10 to 15 mph. Gusty and erratic winds expected near thunderstorms after 3 am. Mixing height.......600 ft AGL. Transport winds.....Southeast 12 to 21 mph. Smoke dispersal.....Excellent (70800 knot-ft) early in the evening decreasing to poor (9700 knot-ft) late in the night. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky cover.......CLR CLR MCR MCR MCR MCR MCR PC MC MC CDY MC Weather cov..... SCH SCH Weather type.... RW RW Tstm cov........ SCH SCH Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 20 20 Temp............74 74 73 68 66 63 60 58 57 55 54 53 RH..............27 27 29 37 43 51 60 67 73 77 83 88 20 FT wind dir..E E E E E E E SE E E E E 20 FT wind spd..10 13 14 14 15 15 14 14 14 13 12 13 20 FT wind gust.15 15 18 18 19 20 19 19 16 16 15 15 Mix hgt (kft)...5.5 5.9 4.1 0.6 0.7 0.8 0.7 0.8 0.9 1.1 1.6 1.8 Transp wind dir.SE E E E SE SE SE SE SE SE SE E Transp wind spd.12 14 17 18 21 21 21 20 21 20 18 20 Vrate kt-ft/1K..56 71 62 10 14 16 15 16 17 20 27 31 Ventrate Cat....FR GD GD PR PR PR PR PR PR PR PR PR .WEDNESDAY... Sky/weather.........Mostly cloudy (80-90 percent). Slight chance of showers and thunderstorms early in the morning, then chance of showers and thunderstorms in the morning. Rain showers and thunderstorms likely in the afternoon. Chance of pcpn......60 percent. Max temperature.....Around 68. Min humidity........58 percent. Wind (20 ft)........East winds 12 to 13 mph. Gusty and erratic winds expected near thunderstorms. Mixing height.......3900 ft AGL. Transport winds.....Southeast 15 to 20 mph. Smoke dispersal.....Fair (28400 knot-ft) early in the morning increasing to excellent (62900 knot-ft) in the afternoon. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky cover.......CDY MC MC MC CDY CDY MC MC MC MC CDY MC Weather cov.....SCH CHC CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY Weather type....RW RW RW RW RW RW RW RW RW RW RW RW Tstm cov........SCH CHC CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY Chc of pcpn (%).20 40 40 40 40 40 40 60 60 60 60 60 Temp............52 52 50 52 55 57 58 59 61 63 65 66 RH..............89 91 100 98 88 82 79 75 70 65 60 58 20 FT wind dir..E E E E E E E E SE SE SE SE 20 FT wind spd..13 12 12 12 12 12 13 13 13 13 13 13 20 FT wind gust.15 15 14 14 14 15 15 16 18 18 18 18 Mix hgt (kft)...2.3 1.9 2.2 2.2 2.2 2.4 2.8 3.2 3.6 3.9 3.9 3.6 Transp wind dir.SE E SE SE E SE SE SE SE SE SE SE Transp wind spd.20 17 15 15 16 16 16 16 17 17 18 20 Vrate kt-ft/1K..40 30 29 29 31 35 40 46 53 5963 61 Ventrate Cat....PR PR PR PR PR PR PR FR FR FR GD GD $$ Forecaster...Scoleri Requested by...Dwayne Teel Type of request...WILDFIRE .TAG 2613996.0/AMA .DELDT 05/18/26 .FormatterVersion 2.0.0  425 FNUS76 KSTO 190350 FWSSTO Spot Forecast for Thermalito Grass Lands RX...CAL FIRE National Weather Service Sacramento CA 850 PM PDT Mon May 18 2026 Forecast is based on ignition time of 1200 PDT on May 20. If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION... Low RH values will continue on Wednesday, with Min RH values in the teens at the site. Winds will be light in the morning, but turn toward the SW to 5mph for the Valley/slope. Along the ridgetop winds will be out of the west throughout the day at 10-12mph. Winds shift toward the north along the ridgetop overnight and turn toward the southeast near sunrise at 6-10mph. Winds will be light on Thursday and terrain driven for direction and speed. Continued dry conditions on Thursday, with low Min RH in the teens to potential upper single digits. Conditions will be warm with highs in the 90s Wednesday and upper 90s to lower 100s Thursday. .WEDNESDAY... Sky/weather.........Sunny. Max temperature.....91-95. Min humidity........10-16 percent. Wind (20 ft)........ Slope/valley.......Light winds becoming southwest up to 5 mph late in the afternoon. Ridgetop...........West 9 to 12 mph. Mixing height.......5400 ft AGL. Transport winds.....Southwest 5 to 7 mph. CWR.................0 percent. Chance of thunder...0 percent. TIME (PDT) NOON 4 PM Sky cover.......MCLEAR MCLEAR CWR.............0 0 Chc of thdr (%).0 0 Temp............85 93 RH..............21 14 SL/VL wind......SW 3G7 SW 5G9 Ridgetop wind...W 10 NW 10 Mix hgt (ft)....2200 5400 Transport wind..SW 5 SW 7 .WEDNESDAY NIGHT... Sky/weather.........Clear. Min temperature.....60-64. Max humidity........43-47 percent. Wind (20 ft)........ Slope/valley.......South winds up to 5 mph early in the evening shifting to the east up to 6 mph, then becoming up to 5 mph overnight becoming light. Ridgetop...........North 10 to 12 mph shifting to the southeast 6 to 10 mph overnight. Mixing height.......400 ft AGL. Transport winds.....South around 6 mph shifting to the east 6 to 9 mph early in the evening. CWR.................0 percent. Chance of thunder...0 percent. TIME (PDT) 6 PM 10 PM 2 AM Sky cover.......CLEAR CLEAR CLEAR CWR.............0 0 0 Chc of thdr (%).0 0 0 Temp............92 80 69 RH..............16 27 33 SL/VL wind......S 5G8 SE 5G7 E 5G6 Ridgetop wind...NW 12 NE 10 SE 9 Mix hgt (ft)....5400 400 400 Transport wind..S 6 E 6 E 8 .THURSDAY... Sky/weather.........Sunny. Max temperature.....97-100. Min humidity........9-14 percent. Wind (20 ft)........ Slope/valley.......Light winds becoming southwest up to 5 mph late in the morning, then shifting to the south late in the afternoon. Ridgetop...........South 3 to 6 mph shifting to the north in the afternoon. Mixing height.......6200 ft AGL. Transport winds.....Northeast 3 to 6 mph shifting to the southwest 5 to 8 mph late in the morning. CWR.................0 percent. Chance of thunder...0 percent. TIME (PDT) 6 AM 10 AM 2 PM Sky cover.......MCLEAR MCLEAR CLEAR CWR.............0 0 0Chc of thdr (%).0 0 0 Temp............64 78 94 RH..............45 34 19 SL/VL wind......NE 2G3 N 0G2 SW 5G9 Ridgetop wind...S 6 W 2 N 1 Mix hgt (ft)....400 800 5500 Transport wind..E 6 NE 3 SW 7 $$ Forecaster...JS Requested by...Tim Cassone Type of request...PRESCRIBED .TAG 2613944.0/STO .DELDT 05/19/26 .FormatterVersion 2.0.0 .EMAIL tim.cassone@fire.ca.gov