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 Watch in effect from December 4, 05:00 PM MST until December 6, 05:00 AM MST

Current conditions at

PORPHYRY (PHYM8)

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

14°F

-10°C

Humidity	89%
Wind Speed	W 2 MPH
Barometer	NA
Dewpoint	11°F (-12°C)
Visibility	NA
Last update	04 Dec 12:05 AM 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 Watch December 4, 05:00pm until December 6, 05:00am

Click here for hazard details and duration

Winter Storm Watch

Overnight
Low: 13 °F
Chance Snow
Thursday
High: 21 °F
Heavy Snow
Thursday Night
Low: 18 °F
Snow Likely
Friday
High: 22 °F
Snow Likely
Friday Night
Low: 15 °F
Heavy Snow
Saturday
High: 21 °F
Snow Likely
Saturday Night
Low: 17 °F
Chance Snow
Sunday
High: 25 °F
Slight Chance
Snow
Sunday Night
Low: 23 °F
Chance Snow

Detailed Forecast

Overnight

A 40 percent chance of snow, mainly between 1am and 3am. Mostly cloudy, with a low around 13. Wind chill values as low as zero. West wind around 11 mph, with gusts as high as 23 mph. Total nighttime snow accumulation of less than a half inch possible.

Thursday

Snow likely after 10am. The snow could be heavy at times. Mostly cloudy, with a high near 21. West wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

Snow likely. Cloudy, with a low around 18. West wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of 3 to 5 inches possible.

Friday

Snow likely, mainly after 11am. Cloudy, with a high near 22. West southwest wind 7 to 9 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

Friday Night

Snow. The snow could be heavy at times. Low around 15. West wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Saturday

Snow likely. Mostly cloudy, with a high near 21. West wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

Saturday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 17. West southwest wind 8 to 10 mph, with gusts as high as 23 mph. New snow accumulation of less than one inch possible.

Sunday

A slight chance of snow. Partly sunny, with a high near 25. West southwest wind around 10 mph, with gusts as high as 24 mph.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 23.

Monday

A slight chance of snow before 11am. Mostly cloudy, with a high near 28.

Monday Night

A chance of snow. Mostly cloudy, with a low around 24.

Tuesday

Snow likely. Mostly cloudy, with a high near 33.

Tuesday Night

Snow likely. Mostly cloudy, with a low around 22.