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, 12:00 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

Great Falls, Great Falls International Airport (KGTF)

Lat: 47.47333°NLon: 111.38222°WElev: 3675.0ft.

Clear

25°F

-4°C

Humidity	68%
Wind Speed	W 11 MPH
Barometer	30.05 in (1017.61 mb)
Dewpoint	16°F (-9°C)
Visibility	10.00 mi
Wind Chill	14°F (-10°C)
Last update	10 Mar 08:20 PM MDT

More Information:

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

Extended Forecast for

Great Falls International Airport MT

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

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

Click here for hazard details and duration

Winter Storm Watch

High Wind Warning

Tonight
Low: 20 °F
Slight Chance
Snow then
Mostly Clear
Wednesday
High: 44 °F
Increasing
Clouds and
Windy
Wednesday Night
Low: 41 °F
Chance
Rain/Snow and
Windy
Thursday
High: 49 °F
Very Windy.
Rain/Snow
Likely then
Snow Likely
Thursday Night
Low: 29 °F
Snow and
Blustery
Friday
High: 38 °F
Snow
Friday Night
Low: 20 °F
Snow
Saturday
High: 30 °F
Snow
Saturday Night
Low: 10 °F
Snow Likely

Detailed Forecast

Tonight

A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 20. Southwest wind 13 to 15 mph, with gusts as high as 22 mph.

Wednesday

Increasing clouds, with a high near 44. Windy, with a west wind 16 to 21 mph increasing to 25 to 30 mph in the morning. Winds could gust as high as 43 mph.

Wednesday Night

A chance of snow before 9pm, then a chance of rain and snow between 9pm and 3am, then a chance of rain after 3am. Mostly cloudy, with a steady temperature around 41. Windy, with a southwest wind 20 to 30 mph increasing to 34 to 44 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Thursday

Rain likely before 9am, then rain likely, possibly mixed with snow between 9am and noon, then snow likely after noon. Mostly cloudy, with a high near 49. Very windy, with a west southwest wind 45 to 50 mph decreasing to 36 to 41 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Thursday Night

Snow. Low around 29. Blustery, with a west southwest wind 21 to 26 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Friday

Snow. High near 38. West southwest wind 10 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Friday Night

Snow. Low around 20. North northeast wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Saturday

Snow. Cloudy, with a high near 30. North wind 9 to 18 mph, with gusts as high as 25 mph.

Saturday Night

Snow likely, mainly before midnight. Mostly cloudy, with a low around 10.

Sunday

A slight chance of snow after noon. Partly sunny, with a high near 31.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 20.

Monday

A chance of rain and snow. Mostly cloudy, with a high near 49.

Monday Night

A chance of rain and snow. Mostly cloudy, with a low around 38. Breezy.