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

Current conditions at

HELENA (HRWM8)

Lat: 46.73167°NLon: 112.01917°WElev: 3800.0ft.

27°F

-3°C

Humidity	45%
Wind Speed	SW 5 MPH
Barometer	NA
Dewpoint	8°F (-13°C)
Visibility	NA
Wind Chill	21°F (-6°C)
Last update	11 Mar 01:53 AM MDT

More Information:

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

Extended Forecast for

14 Miles NNE Helena MT

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

Click here for hazard details and duration

High Wind Warning

Overnight
Low: 20 °F
Partly Cloudy
Wednesday
High: 46 °F
Partly Sunny
then Slight
Chance
Rain/Snow
Wednesday Night
Low: 37 °F
Chance
Rain/Snow
then Chance
Rain and
Breezy
Thursday
High: 49 °F
Rain/Snow and
Breezy then
Snow and
Windy
Thursday Night
Low: 33 °F
Snow and
Breezy
Friday
High: 46 °F
Snow then
Rain/Snow
Friday Night
Low: 30 °F
Rain/Snow
Saturday
High: 42 °F
Snow
Saturday Night
Low: 15 °F
Snow Likely

Detailed Forecast

Overnight

Partly cloudy, with a low around 20. South southeast wind around 6 mph.

Wednesday

A slight chance of snow after noon, mixing with rain after 5pm. Partly sunny, with a high near 46. South southeast wind 7 to 12 mph becoming west southwest 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 20%.

Wednesday Night

A chance of rain and snow before 9pm, then a chance of rain. Mostly cloudy, with a low around 37. Breezy, with a west southwest wind 16 to 24 mph becoming south southeast in the evening. Winds could gust as high as 40 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Thursday

Rain before 9am, then rain, possibly mixed with snow between 9am and noon, then snow after noon. High near 49. Windy, with a west southwest wind 25 to 30 mph, with gusts as high as 48 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Thursday Night

Snow. Low around 33. Breezy, with a west wind 17 to 22 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

Friday

Snow before noon, then rain, possibly mixed with snow. High near 46. West wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

Friday Night

Rain and snow. Low around 30. West wind 5 to 10 mph becoming light west northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Saturday

Snow. Cloudy, with a high near 42. West northwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 26 mph.

Saturday Night

Snow likely, mainly before midnight. Mostly cloudy, with a low around 15.

Sunday

A chance of snow, mainly after noon. Mostly cloudy, with a high near 38.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 27.

Monday

A chance of rain and snow. Mostly cloudy, with a high near 54.

Monday Night

A chance of rain. Mostly cloudy, with a low around 40.