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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

Lewistown, Lewistown Municipal Airport (KLWT)

Lat: 47.04917°NLon: 109.46639°WElev: 4167.0ft.

Partly Cloudy

N/A

Humidity	41%
Wind Speed	SE 4 MPH
Barometer	NA
Dewpoint	N/A
Visibility	10.00 mi
Last update	08 Jun 08:40 PM MDT

More Information:

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

Extended Forecast for

6 Miles NNE Moore MT

Overnight
Low: 42 °F
Mostly Clear
Saturday
High: 78 °F
Partly Sunny
then Chance
T-storms
Saturday Night
Low: 47 °F
Chance
T-storms then
Slight Chance
Showers
Sunday
High: 70 °F
Mostly Sunny
then Slight
Chance
T-storms
Sunday Night
Low: 41 °F
Slight Chance
T-storms then
Chance
Showers
Monday
High: 63 °F
Chance
Showers
Monday Night
Low: 39 °F
Mostly Clear
Tuesday
High: 72 °F
Sunny
Tuesday Night
Low: 42 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly clear, with a low around 42. East southeast wind 7 to 10 mph.

Saturday

A 30 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 78. East southeast wind around 8 mph becoming southwest in the afternoon.

Saturday Night

A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Mostly cloudy, with a low around 47. South southwest wind 7 to 10 mph. Chance of precipitation is 40%.

Sunday

A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, then gradually becoming sunny, with a high near 70. Northwest wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

Sunday Night

A slight chance of showers and thunderstorms, then a chance of showers after 9pm. Mostly cloudy, with a low around 41. North wind 5 to 9 mph becoming light and variable after midnight. Chance of precipitation is 30%.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 63. Light west northwest wind becoming northwest 12 to 17 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 30%.

Monday Night

Mostly clear, with a low around 39. North northwest wind 12 to 17 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.

Tuesday

Sunny, with a high near 72. Calm wind becoming northeast around 6 mph in the afternoon.

Tuesday Night

Partly cloudy, with a low around 42.

Wednesday

Mostly sunny, with a high near 78.

Wednesday Night

Partly cloudy, with a low around 45.

Thursday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.