National Weather Service

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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

HARLEM (HRLM)

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

55°F

13°C

Humidity	71%
Wind Speed	WNW 12 MPH
Barometer	NA
Dewpoint	46°F (8°C)
Visibility	NA
Last update	17 Jun 04:00 AM MDT

More Information:

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

Detailed forecast for

Northern Blaine County

Today

Windy, cooler. Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Northwest winds 20 to 30 mph with gusts to around 45 mph. Chance of precipitation 50 percent.

Tonight

Partly cloudy. A 20 percent chance of rain showers in the evening. Lows in the mid 40s. Northwest winds 5 to 15 mph. Gusts up to 30 mph in the evening.

Thursday

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 upper 60s. West winds 5 to 15 mph shifting to the northwest 15 to 20 mph with gusts to around 35 mph in the afternoon. Chance of precipitation 50 percent.

Thursday Night

Mostly clear. Lows in the lower 40s. Northwest winds 10 to 15 mph with gusts to around 30 mph decreasing to up to 10 mph after midnight.

Juneteenth

Sunny. Highs in the lower 70s. Northwest winds up to 5 mph shifting to the east in the afternoon.

Friday Night And Saturday

Breezy. Partly cloudy. Lows in the upper 40s. Highs in the upper 70s.

Saturday Night

Breezy. Rain showers likely and chance of thunderstorms in the evening, then rain showers likely and slight chance of thunderstorms after midnight. Lows around 50. Chance of precipitation 70 percent.

Sunday

Windy, cooler. Mostly cloudy in the morning then becoming mostly sunny. A 20 percent chance of rain showers. Highs in the upper 60s.

Sunday Night And Monday

Partly cloudy. A 20 percent chance of rain showers. Lows in the lower 40s. Highs in the upper 60s.

Monday Night And Tuesday

Mostly clear. Lows in the mid 40s. Highs in the mid 70s.