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

FROHNER MEADOW (FRHM8)

Lat: 46.43545°NLon: 112.19277°WElev: 6480.0ft.

42°F

6°C

Humidity	NA
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

7 Miles SW Helena 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: 53 °F
Chance
Showers
Tonight
Low: 40 °F
Slight Chance
T-storms then
Mostly Cloudy
Wednesday
High: 49 °F
Chance Rain
then Showers
Wednesday Night
Low: 34 °F
Showers then
Rain/Snow
Thursday
High: 41 °F
Snow then
Rain/Snow
Thursday Night
Low: 30 °F
Slight Chance
Rain then
Partly Cloudy
Friday
High: 52 °F
Mostly Sunny
then Slight
Chance
T-storms
Friday Night
Low: 37 °F
Slight Chance
Rain
Saturday
High: 52 °F
Showers
Likely

Detailed Forecast

This Afternoon

A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 53. West wind around 10 mph, with gusts as high as 22 mph.

Tonight

A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 40. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 21 mph.

Wednesday

A chance of rain, then showers and possibly a thunderstorm after noon. High near 49. Calm wind becoming south southwest around 6 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Rain showers before midnight, then rain and snow. Some thunder is also possible. Low around 34. North northwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Thursday

Snow before noon, then rain and snow showers between noon and 3pm, then rain showers after 3pm. Some thunder is also possible. High near 41. North northwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

A 20 percent chance of rain before midnight. Partly cloudy, with a low around 30. Northwest wind around 6 mph becoming southwest after midnight.

Friday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 52. West southwest wind 5 to 7 mph.

Friday Night

A slight chance of rain. Mostly cloudy, with a low around 37. South southwest wind 3 to 7 mph.

Saturday

A chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 52.

Saturday Night

Rain likely before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 34.

Sunday

A chance of rain and snow. Partly sunny, with a high near 50.