Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Hazardous Weather Conditions

Winter Storm Warning until March 14, 09:00 PM MDT

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874.0ft.

light snow,freezing fog

16°F

-9°C

Humidity	84%
Wind Speed	WNW 11 MPH
Barometer	30.03 in (1016.93 mb)
Dewpoint	12°F (-11°C)
Visibility	0.50 mi
Wind Chill	3°F (-16°C)
Last update	14 Mar 05:53 PM MDT

More Information:

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

Extended Forecast for

Helena MT

Winter Storm Warning March 14, 06:13pm until March 14, 09:00pm

Click here for hazard details and duration

...

Winter Storm Warning March 14, 06:13pm until March 14, 09:00pm
NOW until 9:00pm Sat
Winter Storm Warning
Tonight
Low: 7 °F
Snow then
Chance Snow
Sunday
High: 34 °F
Mostly Sunny
Sunday Night
Low: 21 °F
Mostly Cloudy
then Chance
Snow
Monday
High: 51 °F
Rain/Snow
Likely then
Chance Rain
Monday Night
Low: 39 °F
Chance Rain
then Mostly
Cloudy
Tuesday
High: 61 °F
Partly Sunny
Tuesday Night
Low: 41 °F
Mostly Cloudy
Wednesday
High: 67 °F
Partly Sunny

Detailed Forecast

Tonight

Snow, mainly before 9pm. Low around 7. North northwest wind 10 to 15 mph becoming light northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

Sunday

Mostly sunny, with a high near 34. Calm wind becoming west northwest around 6 mph in the afternoon.

Sunday Night

A 40 percent chance of snow after midnight. Increasing clouds, with a low around 21. Northwest wind around 5 mph becoming calm. Little or no snow accumulation expected.

Monday

Snow likely before 9am, then rain and snow likely between 9am and noon, then a chance of rain after noon. Cloudy, with a high near 51. South wind 5 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Monday Night

A 40 percent chance of rain before midnight. Cloudy, with a low around 39. Southwest wind 9 to 11 mph, with gusts as high as 24 mph.

Tuesday

Partly sunny, with a high near 61. South southwest wind 10 to 14 mph, with gusts as high as 30 mph.

Tuesday Night

Mostly cloudy, with a low around 41. South southwest wind 6 to 9 mph, with gusts as high as 22 mph.

Wednesday

Partly sunny, with a high near 67. South southwest wind 8 to 15 mph, with gusts as high as 29 mph.

Wednesday Night

Mostly cloudy, with a low around 41.

Thursday

Partly sunny, with a high near 68.