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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.

Current conditions at

WISE RIVER (WRSM8)

Lat: 45.78831°NLon: 112.93808°WElev: 5853.0ft.

63°F

17°C

Humidity	31%
Wind Speed	ENE 13 MPH
Barometer	NA
Dewpoint	32°F (0°C)
Visibility	NA
Last update	18 Jun 09:16 PM MDT

More Information:

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

Extended Forecast for

Dewey MT

Tonight
Low: 40 °F
Partly Cloudy
Juneteenth
High: 75 °F
Mostly Sunny
Friday Night
Low: 47 °F
Partly Cloudy
Saturday
High: 72 °F
Mostly Cloudy
then Chance
T-storms
Saturday Night
Low: 43 °F
Chance
Showers then
Partly Cloudy
Sunday
High: 71 °F
Sunny
Sunday Night
Low: 40 °F
Slight Chance
T-storms then
Mostly Clear
Monday
High: 69 °F
Sunny
Monday Night
Low: 40 °F
Mostly Clear

Detailed Forecast

Tonight

Partly cloudy, with a low around 40. North northwest wind 5 to 7 mph becoming light and variable after midnight.

Juneteenth

Mostly sunny, with a high near 75. Light and variable wind becoming northwest 5 to 10 mph in the morning.

Friday Night

Partly cloudy, with a low around 47. North northwest wind 5 to 10 mph becoming light and variable in the evening.

Saturday

A 50 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 72. Calm wind becoming west 5 to 9 mph in the morning.

Saturday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 43. West wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 40%.

Sunday

Sunny, with a high near 71. West northwest wind 5 to 13 mph.

Sunday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 40. Northwest wind 11 to 16 mph becoming light north after midnight. Winds could gust as high as 23 mph.

Monday

Sunny, with a high near 69. Light north wind increasing to 5 to 10 mph in the morning.

Monday Night

Mostly clear, with a low around 40.

Tuesday

Sunny, with a high near 78.

Tuesday Night

Mostly clear, with a low around 45.

Wednesday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.

Wednesday Night

Partly cloudy, with a low around 46.