FNUS75 KPIH 150847
FWSPIH

Spot Forecast for South Valley Piles...USFS
National Weather Service Pocatello ID
247 AM MDT Wed Apr 15 2026

Forecast is based on ignition time of 0900 MDT on April 15.
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.

.DISCUSSION...
Precipitation will continue to overspread eastern Idaho today, initially
falling as rain below 7,000 feet before a potent cold front moves through
the region tonight and early Thursday morning. This frontal passage will
cause snow levels to drop drastically to valley floors, bringing snowfall
to all areas through Thursday evening. In addition to the precipitation,
winds will increase today out of the southwest with gusts upwards of 20-25
mph possible. Expect 2-4 inches of snowfall accumulation between now and
daybreak Friday.

.TODAY...

Sky/weather.........Mostly cloudy. Chance of snow showers and rain
                    showers in the morning, then rain showers and
                    slight chance of snow showers in the afternoon.
CWR.................63 percent.
Chance of thunder...13 percent.
Max temperature.....Around 46.
Min humidity........58 percent.
Wind (20 ft)........South winds 5 to 8 mph becoming southwest 10 to 15 mph
                    with gusts to 20-25 mph in the afternoon.
Mixing height.......3900 ft AGL.
Transport winds.....Southwest around 21 mph.
Rainfall amount.....0.17 inches.
Snow level..........6600 ft increasing to 7800 ft in the afternoon.

.TONIGHT...

Sky/weather.........Cloudy. Slight chance of thunderstorms in the
                    evening. Rain showers through the night. Snow
                    showers overnight.
CWR.................68 percent.
Chance of thunder...19 percent.
Min temperature.....Around 30.
Max humidity........77 percent.
Wind (20 ft)........Southwest winds 10 to 15 mph with gusts to around
                    25 mph. Gusty and erratic winds expected near
                    thunderstorms in the evening.
Mixing height.......1100 ft AGL.
Transport winds.....Southwest around 19 mph.
Rainfall amount.....0.22 inches.
Snow level..........8000 ft decreasing to 6900 ft overnight.

.THURSDAY...

Sky/weather.........Cloudy. Snow showers.
CWR.................45 percent.
Chance of thunder...10 percent.
Max temperature.....Around 35.
Min humidity........54 percent.
Wind (20 ft)........Southwest winds 7 to 10 mph with gusts to around
                    15 mph.
Mixing height.......5800 ft AGL.
Transport winds.....West around 14 mph.
Rainfall amount.....0.18 inches.
Snow level..........4000-4800 ft.

$$
Forecaster...McKaughan
Requested by...Thomson Danz
Type of request...PRESCRIBED
.TAG 2610192.0/PIH
.DELDT 04/15/26
.FormatterVersion 2.0.0
.EMAIL thomson.danz@usda.gov,ryan.baum@usda.gov