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The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will be discontinued on May 6, 2026.

Hazardous Weather Conditions

Winter Storm Watch in effect from April 22, 06:00 PM MDT until April 23, 06:00 PM MDT

Current conditions at

PORPHYRY (PHYM8)

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

46°F

8°C

Humidity	42%
Wind Speed	SSW 10 MPH
Barometer	NA
Dewpoint	24°F (-4°C)
Visibility	NA
Wind Chill	41°F (5°C)
Last update	22 Apr 04:05 AM MDT

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 April 22, 06:00pm until April 23, 06:00pm

Click here for hazard details and duration

Winter Storm Watch

Today
High: 50 °F⇓
Sunny then
Heavy Snow
Tonight
Low: 19 °F
Heavy Snow
Thursday
High: 23 °F
Snow
Thursday Night
Low: 13 °F
Snow Likely
Friday
High: 20 °F
Snow
Friday Night
Low: 9 °F
Chance Snow
Saturday
High: 25 °F
Chance Snow
Saturday Night
Low: 11 °F
Chance Snow
Sunday
High: 27 °F
Snow Likely

Detailed Forecast

Today

A slight chance of snow between 2pm and 3pm, then snow showers likely after 3pm. The snow could be heavy at times. Some thunder is also possible. Increasing clouds, with a temperature rising to near 50 by 10am, then falling to around 38 during the remainder of the day. South southwest wind 9 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than one inch possible.

Tonight

Snow. The snow could be heavy at times. Low around 19. West southwest wind 14 to 16 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

Thursday

Snow. High near 23. Northwest wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

Snow likely. Mostly cloudy, with a low around 13. North northwest wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Friday

Snow. High near 20. Northwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Friday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 9. North northwest wind 6 to 10 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.

Saturday

A 50 percent chance of snow. Partly sunny, with a high near 25. West northwest wind around 7 mph. New snow accumulation of less than a half inch possible.

Saturday Night

A chance of snow. Mostly cloudy, with a low around 11. North northwest wind 5 to 8 mph becoming east northeast after midnight.

Sunday

Snow likely, mainly after noon. Mostly cloudy, with a high near 27.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 15.

Monday

A chance of snow. Partly sunny, with a high near 34.

Monday Night

A chance of snow. Partly cloudy, with a low around 21.

Tuesday

A chance of snow. Mostly sunny, with a high near 40.