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 Storm Warning until December 6, 02:00 PM MST

Current conditions at

PORPHYRY (PHYM8)

Lat: 46.83821°NLon: 110.71813°WElev: 8232.0ft.

19°F

-7°C

Humidity	92%
Wind Speed	W 1 MPH
Barometer	NA
Dewpoint	17°F (-8°C)
Visibility	NA
Last update	04 Dec 04:05 PM MST

More Information:

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

Extended Forecast for

7 Miles S Neihart MT

Winter Storm Warning December 4, 05:06pm until December 6, 02:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning December 4, 05:06pm until December 6, 02:00pm
NOW until 2:00pm Sat
Winter Storm Warning
This Afternoon
High: 21 °F
Snow
Tonight
Low: 14 °F
Snow
Friday
High: 24 °F
Chance Snow
then Snow
Friday Night
Low: 19 °F
Heavy Snow
Saturday
High: 24 °F
Snow
Saturday Night
Low: 19 °F
Chance Snow
then Slight
Chance Snow
Sunday
High: 24 °F
Slight Chance
Snow
Sunday Night
Low: 20 °F
Chance Snow

Detailed Forecast

This Afternoon

Snow. High near 21. West wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 5 inches possible.

Tonight

Snow, mainly before 4am. Low around 14. West wind 8 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Friday

Snow, mainly after 3pm. High near 24. West southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Friday Night

Snow. The snow could be heavy at times. Low around 19. West wind 8 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Saturday

Snow. High near 24. West wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Saturday Night

A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 19. West wind 10 to 13 mph, with gusts as high as 26 mph. New snow accumulation of less than one inch possible.

Sunday

A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 24. West wind 9 to 11 mph, with gusts as high as 25 mph.

Sunday Night

A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 20. Southwest wind 11 to 16 mph, with gusts as high as 32 mph.

Monday

Partly sunny, with a high near 25.

Monday Night

A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 24.

Tuesday

Snow likely. Mostly cloudy, with a high near 30.

Tuesday Night

Snow likely. Mostly cloudy, with a low around 20.