FNUS75 KPIH 230947 FWSPIH Spot Forecast for North Heglar...BLM-SID National Weather Service Pocatello ID 347 AM MDT Sun Aug 23 2026 Forecast is based on forecast start time of 0600 MDT on August 23. If conditions become unrepresentative, contact the National Weather Service. Please contact our office at (208) 232-9357, if you have questions or concerns with this forecast. ...SECOND CORRECTION THIS TIME FOR MONDAY THUNDERSTORMS... .DISCUSSION...The worst of the thunderstorm activity happened Saturday; For the next couple of days there is a slight chance each afternoon of dry thunderstorms. Today, the outflow could be very strong with gusts possible up to 60 mph. The strength of the thunderstorms will diminish on Monday. Wind outside of thunderstorms will be stronger than Saturday, but then become light again Monday. Afternoon humidity will drop significantly, but still stay above 15 percent. .TODAY... Sky/weather.........Partly sunny. After 1200, a slight chance of dry thunderstorms. Gusts to 60 mph near thunderstorms. CWR.................Zero. Chance of thunder...Before 1200: Near zero. After 1200: 11 percent. Max temperature.....4350ft elevation...90. Min humidity........4350ft elevation...20 percent. Wind (20 ft)........East 2 to 6 mph, by 1000 becoming southwest 2 to 8 mph gusts to 14 mph. By 1200 wind becoming west 10 to 16 mph gusts to 30 mph. Mixing height.......Inversion top around 1400ft AGL. Mixing height rising to 10,300ft AGL. Transport winds.....Southeast 16 mph, after inversion break west southwest 22 mph. Rainfall amount.....None. .TONIGHT... Sky/weather.........Partly cloudy. CWR.................Zero. Chance of thunder...Before midnight: 6 percent. After midnight: Near zero. Min temperature.....4350ft elevation...57. Max humidity........4350ft elevation...62 percent. Wind (20 ft)........West 8 to 14 mph gusts to 26 mph, by 2000 becoming southwest 3 to 9 mph gusts to 16 mph. By 0200, wind becoming variable up to 5 mph. Mixing height.......Inversion top developing around 1400ft AGL. Transport winds.....Becoming southeast 7 mph. Rainfall amount.....None. .MONDAY... Sky/weather.........Partly sunny. 5 percent chance of showers after 1200. A slight chance of thunderstorms after 1200. Gusts to 45 mph near thunderstorms. CWR.................Near zero. Chance of thunder...Before 1200: Near zero. After 1200: 13 percent. Max temperature.....4350ft elevation...91. Min humidity........4350ft elevation...19 percent. Wind (20 ft)........East 2 to 7 mph, by 1200 becoming southwest 3 to 9 mph gusts to 16 mph. By 1500 wind becoming west 8 to 14 mph gusts to 26 mph. Mixing height.......Rising to 12,200 ft AGL. Transport winds.....Southeast 7 mph, after inversion break south southwest 20 mph. Rainfall amount.....Extreme range: None to 0.03 of an inch. Most likely range: None to trace. $$ Forecaster...Messick Requested by...Brandon Hankla Type of request...WILDFIRE .TAG 2620273.0/PIH .DELDT 08/23/26 .FormatterVersion 2.0.0 .EMAIL brandon.hankla@usda.gov,idscc@firenet.gov,stewart.schiffler@usda.gov