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SCN26-50: Discontinuation of the State Forecast Product (SFP) for all NWS Central Region, Southern Region, and Western Region Offices: Effective June 29, 2026
The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will now be discontinued on July 7, 2026.

Hazardous Weather Conditions

Winter Weather Advisory until June 29, 12:00 PM MDT

Current conditions at

EW9980 West Yellowstone (E9980)

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

40°F

4°C

Humidity	69%
Wind Speed	E 0 MPH
Barometer	29.79 in (1008.81 mb)
Dewpoint	31°F (-1°C)
Visibility	NA
Last update	28 Jun 10:31 PM MDT

More Information:

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

Extended Forecast for

15 Miles WNW Mount Holmes WY

Winter Weather Advisory June 28, 10:48pm until June 29, 12:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory June 28, 10:48pm until June 29, 12:00pm
NOW until 12:00pm Mon
Winter Weather Advisory
Tonight
Low: 32 °F
Chance Snow
then Heavy
Snow and
Breezy
Monday
High: 35 °F
Heavy Snow
and Breezy
then
Rain/Snow
Monday Night
Low: 32 °F
Rain Likely
then Slight
Chance
Showers
Tuesday
High: 47 °F
Partly Sunny
then Chance
T-storms
Tuesday Night
Low: 36 °F
Slight Chance
T-storms then
Partly Cloudy
Wednesday
High: 51 °F
Mostly Sunny
then Chance
T-storms
Wednesday Night
Low: 37 °F
Slight Chance
T-storms then
Partly Cloudy
Thursday
High: 55 °F
Mostly Sunny

Detailed Forecast

Tonight

Snow, mainly after 1am. The snow could be heavy at times. Steady temperature around 32. Breezy, with a southwest wind 15 to 24 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.

Monday

Snow before 4pm, then rain, possibly mixed with snow showers. The snow could be heavy at times. Some thunder is also possible. High near 35. Breezy, with a southwest wind 20 to 25 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Monday Night

Rain likely before midnight, then a slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 32. West southwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

Tuesday

A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 47. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.

Tuesday Night

A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 36. South southeast wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

Wednesday

A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 51. South southeast wind 9 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 28 mph.

Wednesday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 37. Southwest wind 6 to 11 mph becoming south southeast after midnight. Winds could gust as high as 26 mph.

Thursday

Mostly sunny, with a high near 55. South southeast wind 6 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 31 mph.

Thursday Night

A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 40.

Friday

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 56.

Friday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 39.

Independence Day

Sunny, with a high near 57.

Saturday Night

Mostly clear, with a low around 41.