211
FNUS75 KPIH 311020
FWSPIH

Spot Forecast for Grizzly Hill Hand Pile Rx...FS-SCF
National Weather Service Pocatello ID
420 AM MDT Sat Oct 31 2026

Forecast is based on ignition time of 0809 MDT on October 31.
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...A low moving through the Great Basin will bring rain and
snow to the high elevations in the central Idaho mountains. Snow should
start this evening, then continue Sunday, with occasional mixing with
rain. Temperatures will actually cool Sunday afternoon, after staying
right around the freezing mark on Saturday and Saturday night.

.TODAY...

Sky/weather.........Cloudy, by 1200 becoming mostly cloudy. A 35 percent
                    chance of rain prior to 1200 and a 65 percent chance
                    after. A 10 percent chance of snow. A slight chance
                    of thunderstorms. Gusts to 30 mph near thunderstorms.
CWR.................32 percent.
Chance of thunder...8 percent.
Max temperature.....8940ft elevation...Hovering around 35.
Min humidity........8940ft elevation...Staying above 90 percent.
Wind (20 ft)........South southeast 6 to 12 mph gusts to 18 mph, by 1200
                    becoming southwest 2 to 6 mph. By 1500 wind becoming
                    west 2 to 7 mph gusts to 10 mph.
Mixing height.......No morning inversion. Mixing height at 200ft AGL or
                    less.
Transport winds.....South 5 mph.
Precip. amount......Extreme range None to 0.32 of an inch.
                    Most likely amount 0.02 to 0.12 of an inch.
                    Snow accumulation likely: none



.TONIGHT...

Sky/weather.........Cloudy. A 30 percent chance of showers prior to
                    midnight, and an 85 percent chance after. A 10
                    percent chance of snow prior to midnight, and a
                    30 percent chance after. A 4 percent chance of
                    thunderstorms.
CWR.................44 percent.
Chance of thunder...4 percent.
Min temperature.....8940ft elevation...Hovering around 34.
Max humidity........8940ft elevation...100 percent.
Wind (20 ft)........Southeast 4 to 10 mph gusts to 14 mph, by 2000
                    becoming 8 to 14 mph gusts to 22 mph.
Mixing height.......200ft AGL or less.
Transport winds.....Southeast 7 mph.
Precip. amount......Extreme range None to 0.27 of an inch.
                    Most likely amount 0.06 to 0.17 of an inch.



.SUNDAY...

Sky/weather.........Cloudy. Greater than 90 percent chance of rain. A
                    70 percent chance of snow.
CWR.................84 percent.
Chance of thunder...3 percent.
Max temperature.....8940ft elevation...Cooling down to 30.
Min humidity........8940ft elevation...Staying above 90 percent.
Wind (20 ft)........Southeast 3 to 9 mph gusts to 12 mph, by 1100
                    becoming northeast 4 to 10 mph gusts to 14 mph.
Mixing height.......Hovering around 400ft AGL.
Transport winds.....By afternoon north 8 mph.
Precip. amount......Extreme range 0.06 to 0.61 of an inch.
                    Most likely range 0.15 to 0.41 of an inch..

24 hour snowfall, 5 pm Saturday to 5 pm Sunday:
Extreme range 1.4 to 5.7 inches.
Most likely range 1.7 to 5.3 inches.

$$
Forecaster...Messick
Requested by...Gregory Nissen
Type of request...PRESCRIBED
.TAG 2624605.2/PIH
.DELDT 10/31/26
.FormatterVersion 2.0.0
.EMAIL gregory.nissen@usda.gov