PNS25-72: Soliciting Comments through December 19, 2025 on the Discontinuation of the Max/Min Temperature and Precipitation Table Product (RTP) for all NWS Alaska Region, Eastern Region, and Western Region Offices.

Hazardous Weather Conditions

Winter Weather Advisory in effect from December 5, 07:00 PM MST until December 6, 11:00 AM MST

Current conditions at

HARLEM (HRLM)

Lat: 48.54333°NLon: 108.83472°WElev: 2358.0ft.

21°F

-6°C

Humidity	92%
Wind Speed	ESE 10 MPH
Barometer	NA
Dewpoint	19°F (-7°C)
Visibility	NA
Wind Chill	10°F (-12°C)
Last update	06 Dec 12:00 AM MST

More Information:

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

Extended Forecast for

Chinook MT

Winter Weather Advisory until December 6, 11:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until December 6, 11:00am
NOW until 11:00am Sat
Winter Weather Advisory
Overnight
Low: 9 °F
Heavy Snow
Saturday
High: 13 °F
Chance Snow
then Mostly
Cloudy
Saturday Night
Low: 6 °F
Snow Likely
then Chance
Snow
Sunday
High: 29 °F
Mostly Sunny
Sunday Night
Low: 20 °F
Partly Cloudy
Monday
High: 41 °F
Mostly Sunny
Monday Night
Low: 28 °F
Chance Rain
and Breezy
Tuesday
High: 43 °F
Chance Rain
and Breezy
then Chance
Rain/Snow

Detailed Forecast

Overnight

Snow. The snow could be heavy at times. Low around 9. Wind chill values as low as -5. East wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 2 to 4 inches possible.

Saturday

A 50 percent chance of snow before 10am. Cloudy, with a high near 13. Wind chill values as low as -5. East wind 8 to 10 mph. New snow accumulation of less than a half inch possible.

Saturday Night

Snow likely, mainly before 11pm. Cloudy, with a low around 6. Wind chill values as low as -5. East southeast wind 6 to 9 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Sunday

Mostly sunny, with a high near 29. South wind around 7 mph becoming west in the morning.

Sunday Night

Partly cloudy, with a low around 20. West southwest wind 7 to 17 mph, with gusts as high as 29 mph.

Monday

Mostly sunny, with a high near 41. West wind 16 to 18 mph, with gusts as high as 32 mph.

Monday Night

A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 28. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 36 mph.

Tuesday

A chance of rain before 5pm, then a chance of rain and snow. Mostly cloudy, with a high near 43. Breezy, with a west wind 18 to 24 mph, with gusts as high as 40 mph.

Tuesday Night

A chance of rain and snow before 11pm, then a chance of snow. Mostly cloudy, with a low around 17.

Wednesday

A chance of snow before 8am, then a chance of rain and snow. Mostly cloudy, with a high near 35.

Wednesday Night

A chance of rain and snow. Mostly cloudy, with a low around 7.

Thursday

A chance of rain and snow. Mostly cloudy, with a high near 23.

Thursday Night

A chance of snow. Mostly cloudy, with a low around -2.

Friday

A chance of snow. Mostly cloudy, with a high near 16.