National Weather Service

News Headlines

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

HARLEM (HRLM)

Lat: 48.54333° N Lon: 108.83472° W Elev: 2358.0 ft.

69°F

21°C

Humidity	41%
Wind Speed	SE 1 MPH
Barometer	NA
Dewpoint	45°F (7°C)
Visibility	NA
Last update	08 Jun 08:00 PM MDT

More Information:

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

Detailed forecast for

Northern Blaine County

Tonight

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s. Southeast winds 5 to 15 mph.

Tuesday

Breezy. Mostly cloudy in the morning then becoming mostly sunny. Highs in the lower 70s. South winds 5 to 15 mph increasing to west 15 to 25 mph in the afternoon.

Tuesday Night

Breezy. Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 40s. West winds 15 to 25 mph with gusts to around 40 mph.

Wednesday

Windy, cooler. Mostly cloudy. Chance of rain showers in the morning, then rain showers likely in the afternoon. Highs in the lower 60s. West winds 20 to 30 mph with gusts to around 50 mph. Chance of showers 70 percent.

Wednesday Night

Windy. Mostly cloudy. Rain showers and slight chance of thunderstorms in the evening, then chance of rain showers after midnight. Lows in the lower 40s. West winds 15 to 30 mph with gusts to around 45 mph. Chance of precipitation 90 percent.

Thursday

Windy. Partly sunny. Slight chance of rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 50 percent.

Thursday Night

Partly cloudy. A 20 percent chance of thunderstorms in the evening. Lows in the lower 40s.

Friday

Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 40 percent.

Friday Night

Partly cloudy. A 20 percent chance of rain showers after midnight. Lows in the lower 40s.

Saturday

Partly sunny. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Highs in the mid 60s. Chance of showers 30 percent.

Saturday Night

Mostly cloudy. Lows in the lower 40s.

Sunday

Mostly sunny. A 20 percent chance of rain showers in the afternoon. Highs in the upper 60s.

Sunday Night

Partly cloudy. Lows in the mid 40s.

Monday

Partly sunny. A 20 percent chance of thunderstorms in the afternoon. Highs in the upper 60s.