Severe Thunderstorms Expected Across the Central U.S.

Strong to severe thunderstorms capable of producing large hail, a few tornadoes and damaging winds are forecast to develop by mid-morning Wednesday and continue into the night from the middle Missouri Valley area southward to North Texas. An Enhanced Risk of severe thunderstorms (level 3 of 5) is in effect from southeast Nebraska to parts of northeast Oklahoma. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Clear

28°F

-2°C

Humidity	71%
Wind Speed	N 0 MPH
Barometer	30.0 in (1015.92 mb)
Dewpoint	20°F (-7°C)
Visibility	10.00 mi
Last update	29 Oct 08:54 PM MDT

More Information:

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

Extended Forecast for

Lewistown MTSimilar City Names

Tonight
Low: 18 °F
Partly Cloudy
then Patchy
Fog
Wednesday
High: 50 °F
Sunny
Wednesday Night
Low: 25 °F
Mostly Clear
Thursday
High: 52 °F
Sunny
Thursday Night
Low: 26 °F
Mostly Cloudy
then Slight
Chance
Rain/Snow
Friday
High: 50 °F
Mostly Sunny
then Slight
Chance Rain
Friday Night
Low: 23 °F
Slight Chance
Rain/Snow
then Mostly
Cloudy
Saturday
High: 49 °F
Mostly Sunny
Saturday Night
Low: 24 °F
Mostly Cloudy
then Slight
Chance
Rain/Snow

Detailed Forecast

Tonight

Patchy fog after midnight. Otherwise, mostly clear, with a low around 18. South southeast wind 3 to 5 mph.

Wednesday

Sunny, with a high near 50. Southeast wind 6 to 9 mph becoming southwest in the morning. Winds could gust as high as 18 mph.

Wednesday Night

Mostly clear, with a low around 25. South wind 7 to 9 mph.

Thursday

Sunny, with a high near 52. South southwest wind around 8 mph.

Thursday Night

A slight chance of rain and snow after midnight. Mostly cloudy, with a low around 26. South wind around 6 mph. Chance of precipitation is 20%.

Friday

A 20 percent chance of rain after noon. Mostly sunny, with a high near 50. West wind 6 to 8 mph.

Friday Night

A slight chance of rain, mixing with snow after 9pm, then gradually ending. Partly cloudy, with a low around 23. West northwest wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 20%.

Saturday

Mostly sunny, with a high near 49. Calm wind becoming southeast around 6 mph in the afternoon.

Saturday Night

A slight chance of rain and snow after midnight. Mostly cloudy, with a low around 24.

Sunday

A slight chance of rain and snow before 3pm, then a slight chance of rain. Partly sunny, with a high near 45.

Sunday Night

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

Monday

A slight chance of snow. Mostly sunny, with a high near 44.

Monday Night

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