Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Hazardous Weather Conditions

High Wind Warning in effect from March 12, 03:00 AM MDT until March 12, 06:00 PM MDT
Winter Storm Watch in effect from March 12, 06:00 PM MDT until March 14, 06:00 PM MDT

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Partly Cloudy

21°F

-6°C

Humidity	64%
Wind Speed	SW 10 MPH
Barometer	30.1 in (1019.3 mb)
Dewpoint	11°F (-12°C)
Visibility	10.00 mi
Wind Chill	10°F (-12°C)
Last update	11 Mar 01:54 AM MDT

More Information:

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

Extended Forecast for

Lewistown Municipal MT

Winter Storm Watch March 12, 06:00pm until March 14, 06:00pm

High Wind Warning March 12, 03:00am until March 12, 06:00pm

Click here for hazard details and duration

Winter Storm Watch

High Wind Warning

Overnight
Low: 16 °F
Mostly Clear
Wednesday
High: 41 °F
Partly Sunny
then Partly
Sunny and
Breezy
Wednesday Night
Low: 31 °F
Chance Snow
then Slight
Chance
Rain/Snow and
Breezy
Thursday
High: 47 °F
Windy. Chance
Rain then
Snow
Thursday Night
Low: 24 °F
Snow and
Blustery
Friday
High: 34 °F
Snow
Friday Night
Low: 20 °F
Snow
Saturday
High: 34 °F
Snow
Saturday Night
Low: 7 °F
Snow

Detailed Forecast

Overnight

Mostly clear, with a low around 16. West southwest wind around 9 mph.

Wednesday

Increasing clouds, with a high near 41. Breezy, with a west wind 9 to 14 mph increasing to 18 to 23 mph in the morning. Winds could gust as high as 36 mph.

Wednesday Night

A chance of snow before midnight, then a slight chance of rain and snow between midnight and 3am, then a slight chance of rain after 3am. Cloudy, with a low around 31. Breezy, with a west southwest wind 11 to 16 mph becoming west southwest 23 to 28 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Thursday

A chance of rain before noon, then snow. High near 47. Windy, with a west wind 30 to 37 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Thursday Night

Snow. Low around 24. Blustery, with a west wind 19 to 24 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Friday

Snow. High near 34. West northwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Friday Night

Snow. Low around 20. North wind around 9 mph becoming southeast after midnight. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Saturday

Snow. Cloudy, with a high near 34. East southeast wind 8 to 14 mph becoming north northwest in the afternoon. Winds could gust as high as 23 mph.

Saturday Night

Snow, mainly before midnight. Cloudy, with a low around 7.

Sunday

A chance of snow. Partly sunny, with a high near 29.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 16.

Monday

A chance of rain and snow. Cloudy, with a high near 47.

Monday Night

A chance of rain and snow. Mostly cloudy, with a low around 35.