National Weather Service

News Headlines

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

PORPHYRY (PHYM8)

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

31°F

-1°C

Humidity	99%
Wind Speed	WSW 12 MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	NA
Wind Chill	22°F (-6°C)
Last update	29 Jun 01:05 AM MDT

More Information:

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

Extended Forecast for

7 Miles S Neihart MT

Overnight
Low: 32 °F
Rain/Snow
Monday
High: 39 °F
Rain/Snow
then Rain
Monday Night
Low: 38 °F
Rain
Tuesday
High: 55 °F
Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 41 °F
Chance
Showers
Wednesday
High: 55 °F
Showers
Likely
Wednesday Night
Low: 41 °F
Chance
T-storms then
Mostly Cloudy
Thursday
High: 58 °F
Mostly Sunny
then Chance
Showers
Thursday Night
Low: 40 °F
Slight Chance
T-storms then
Slight Chance
Showers

Detailed Forecast

Overnight

Rain and snow. Low around 32. Southwest wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.

Monday

Rain, possibly mixed with snow, becoming all rain after 11am. High near 39. West wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Monday Night

Rain, mainly before 3am. Low around 38. West wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Tuesday

A 50 percent chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 55. West southwest wind around 8 mph.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. Southwest wind around 6 mph. Chance of precipitation is 30%.

Wednesday

Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 55. West southwest wind around 6 mph. Chance of precipitation is 70%.

Wednesday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 41. West wind around 6 mph becoming south after midnight. Chance of precipitation is 30%.

Thursday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 58. South wind 5 to 7 mph becoming west southwest in the afternoon.

Thursday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 40.

Friday

A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 57.

Friday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 40.

Independence Day

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 57.

Saturday Night

Mostly clear, with a low around 42.