Active Weather Pattern Expected From the Midwest to the Southern Plains; Dangerous Heat Likely in Southern Texas

A strong storm system will bring numerous to widespread severe thunderstorms across portions of the Midwest and Upper Great Lakes Tuesday. Tornadoes (a few strong), damaging winds and large hail are expected. Record high temperatures will be possible over southern Texas the next several days. This may lead to dangerous heat concerns especially for areas already without power. Read More >

Hazardous Weather Conditions

Winter Storm Warning in effect from May 22, 06:00 PM MDT until May 23, 12:00 PM MDT

Current conditions at

Avon North MT-141 MP 8.1 (MTAVN)

Lat: 46.69679°NLon: 112.65944°WElev: 5085.0ft.

51°F

11°C

Humidity	38%
Wind Speed	W 13 MPH
Barometer	NA
Dewpoint	26°F (-3°C)
Visibility	NA
Last update	21 May 03:30 PM MDT

More Information:

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

Extended Forecast for

6 Miles WNW Marysville MT

Winter Storm Warning May 22, 06:00pm until May 23, 12:00pm

Click here for hazard details and duration

Winter Storm Warning

This Afternoon
High: 57 °F
Chance Rain
Tonight
Low: 41 °F
Mostly Cloudy
then Chance
Rain
Wednesday
High: 53 °F
Chance Rain
then Showers
Wednesday Night
Low: 33 °F
Rain/Snow
then Heavy
Snow
Thursday
High: 43 °F
Rain/Snow
then Rain
Thursday Night
Low: 33 °F
Chance Rain
then Mostly
Cloudy
Friday
High: 56 °F
Chance Rain
Friday Night
Low: 39 °F
Chance Rain
Saturday
High: 56 °F
Showers

Detailed Forecast

This Afternoon

A 30 percent chance of rain, mainly before 5pm. Partly sunny, with a high near 57. West wind around 13 mph, with gusts as high as 26 mph.

Tonight

A 40 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 41. West wind 8 to 13 mph becoming light southwest in the evening. Winds could gust as high as 25 mph.

Wednesday

A chance of rain, then showers and possibly a thunderstorm after noon. High near 53. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 90%.

Wednesday Night

Snow showers, possibly mixed with rain, becoming all snow after midnight. The snow could be heavy at times. Some thunder is also possible. Low around 33. North northwest wind 6 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Thursday

Rain and snow, becoming all rain after noon. High near 43. North wind 8 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Thursday Night

A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 33. West southwest wind around 6 mph.

Friday

A 40 percent chance of rain, mainly after noon. Partly sunny, with a high near 56. Southwest wind 5 to 10 mph, with gusts as high as 22 mph.

Friday Night

A chance of rain. Mostly cloudy, with a low around 39. West wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 21 mph.

Saturday

A chance of rain, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 56.

Saturday Night

Rain showers likely before midnight, then a chance of rain and snow. Some thunder is also possible. Mostly cloudy, with a low around 36.

Sunday

A chance of rain and snow. Partly sunny, with a high near 55.

Sunday Night

A slight chance of rain. Partly cloudy, with a low around 38.

Memorial Day

A slight chance of rain. Mostly sunny, with a high near 66.

Monday Night

Mostly clear, with a low around 44.