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The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will be discontinued on May 6, 2026.

Hazardous Weather Conditions

Winter Storm Watch in effect from April 15, 06:00 PM MDT until April 17, 12:00 AM MDT

Current conditions at

EW9980 West Yellowstone (E9980)

Lat: 44.78167°NLon: 111.13833°WElev: 6566.77ft.

35°F

2°C

Humidity	55%
Wind Speed	SSE 2 MPH
Barometer	29.85 in (1010.84 mb)
Dewpoint	20°F (-7°C)
Visibility	NA
Last update	15 Apr 01:45 AM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

17 Miles WNW Mount Holmes WY

Winter Storm Watch April 15, 06:00pm until April 17, 12:00am

Click here for hazard details and duration

Winter Storm Watch

Overnight
Low: 23 °F
Mostly Cloudy
Wednesday
High: 29 °F
Heavy Snow
and Breezy
Wednesday Night
Low: 16 °F
Heavy Snow
and Blowing
Snow
Thursday
High: 18 °F
Snow
Thursday Night
Low: 6 °F
Snow Likely
then Chance
Snow
Friday
High: 19 °F
Chance Snow
then Snow
Likely
Friday Night
Low: 7 °F
Chance Snow
then Partly
Cloudy
Saturday
High: 28 °F
Sunny
Saturday Night
Low: 16 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a low around 23. South southwest wind around 21 mph, with gusts as high as 31 mph.

Wednesday

Snow, mainly after noon. The snow could be heavy at times. High near 29. Breezy, with a south southwest wind 21 to 28 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

Wednesday Night

Snow likely before 10pm, then snow showers between 10pm and midnight, then snow after midnight. The snow could be heavy at times. Some thunder is also possible. Widespread blowing snow before 9pm, then widespread blowing snow after 10pm. Low around 16. Breezy, with a south southwest wind 18 to 28 mph becoming west after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

Thursday

Snow. High near 18. West wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Thursday Night

Snow likely, mainly before midnight. Mostly cloudy, with a low around 6. North northwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Friday

Snow likely, mainly after noon. Mostly cloudy, with a high near 19. North northwest wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

Friday Night

A 30 percent chance of snow before midnight. Partly cloudy, with a low around 7. North northwest wind 9 to 16 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.

Saturday

Sunny, with a high near 28. Southwest wind 10 to 17 mph, with gusts as high as 31 mph.

Saturday Night

Partly cloudy, with a low around 16.

Sunday

Sunny, with a high near 37.

Sunday Night

Partly cloudy, with a low around 24.

Monday

Mostly sunny, with a high near 43.

Monday Night

A slight chance of snow. Partly cloudy, with a low around 28.