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

USCRN SITE NEAR LEWISTOWN 42WSW (JRWM8)

Lat: 46.88472°NLon: 110.28944°WElev: 5045.0ft.

51°F

11°C

Humidity	58%
Wind Speed	NA 0 MPH
Barometer	NA
Dewpoint	36°F (2°C)
Visibility	NA
Last update	20 Jun 03:00 AM MDT

More Information:

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

Extended Forecast for

13 Miles ENE Neihart MT

Overnight
Low: 48 °F
Partly Cloudy
Saturday
High: 74 °F
Mostly Sunny
then Chance
T-storms
Saturday Night
Low: 51 °F
Showers
Likely then
Chance
Showers
Sunday
High: 65 °F
Mostly Sunny
then Chance
T-storms
Sunday Night
Low: 45 °F
Chance
Showers
Monday
High: 58 °F
Chance
Showers
Monday Night
Low: 42 °F
Mostly Clear
Tuesday
High: 66 °F
Sunny
Tuesday Night
Low: 47 °F
Partly Cloudy

Detailed Forecast

Overnight

Partly cloudy, with a low around 48. South southwest wind around 9 mph.

Saturday

A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 74. South southwest wind 5 to 9 mph becoming light and variable.

Saturday Night

Showers and thunderstorms likely before midnight, then a chance of showers. Mostly cloudy, with a low around 51. West wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Sunday

A slight chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 65. West wind 10 to 13 mph becoming north in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%.

Sunday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. North wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 50%.

Monday

A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 58. Light west wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 40%.

Monday Night

Mostly clear, with a low around 42. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 25 mph.

Tuesday

Sunny, with a high near 66. Calm wind becoming northeast 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

Tuesday Night

Partly cloudy, with a low around 47.

Wednesday

A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.

Wednesday Night

Partly cloudy, with a low around 52.

Thursday

A chance of showers and thunderstorms. Mostly sunny, with a high near 76.