Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

Lewistown, Lewistown Municipal Airport (KLWT)

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

Clear

1°F

-17°C

Humidity	78%
Wind Speed	WNW 11 MPH
Barometer	29.67 in (1004.74 mb)
Dewpoint	-4°F (-20°C)
Visibility	10.00 mi
Wind Chill	-15°F (-26°C)
Last update	17 Feb 11:54 PM MST

More Information:

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

Extended Forecast for

Lewistown Municipal MT

Overnight
Low: -5 °F
Mostly Cloudy
Wednesday
High: 6 °F
Mostly Cloudy
then Chance
Snow
Wednesday Night
Low: -9 °F
Snow Likely
Thursday
High: 17 °F
Chance Snow
Thursday Night
Low: 1 °F
Partly Cloudy
Friday
High: 29 °F
Mostly Sunny
Friday Night
Low: 8 °F
Mostly Cloudy
Saturday
High: 30 °F
Mostly Sunny
Saturday Night
Low: 6 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a low around -5. Wind chill values as low as -15. West northwest wind around 11 mph, with gusts as high as 18 mph.

Wednesday

A 30 percent chance of snow, mainly after 3pm. Mostly cloudy, with a high near 6. Wind chill values as low as -20. Northwest wind 10 to 13 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.

Wednesday Night

Snow likely, mainly before midnight. Cloudy, with a low around -9. Wind chill values as low as -20. West northwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Thursday

A 40 percent chance of snow, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 17. Wind chill values as low as -20. West northwest wind around 6 mph becoming calm in the morning. New snow accumulation of less than a half inch possible.

Thursday Night

Partly cloudy, with a low around 1. Light and variable wind becoming south southeast around 6 mph after midnight.

Friday

Mostly sunny, with a high near 29. Light and variable wind.

Friday Night

Mostly cloudy, with a low around 8. Southwest wind around 6 mph.

Saturday

Mostly sunny, with a high near 30. West southwest wind around 6 mph becoming north northwest in the afternoon.

Saturday Night

Partly cloudy, with a low around 6.

Sunday

Partly sunny, with a high near 31.