Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Hazardous Weather Conditions

High Wind Watch in effect from March 11, 06:00 PM MDT until March 12, 06:00 PM MDT

Current conditions at

Helena Regional Airport (KHLN)

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

Clear

27°F

-3°C

Humidity	58%
Wind Speed	E 3 MPH
Barometer	29.86 in (1011.18 mb)
Dewpoint	14°F (-10°C)
Visibility	10.00 mi
Last update	10 Mar 03:20 AM MDT

More Information:

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

Extended Forecast for

6 Miles ESE East Helena MT

High Wind Watch March 11, 06:00pm until March 12, 06:00pm

Click here for hazard details and duration

High Wind Watch

Overnight
Low: 21 °F
Partly Cloudy
Tuesday
High: 36 °F
Mostly Sunny
then Slight
Chance Snow
and Breezy
Tuesday Night
Low: 19 °F
Slight Chance
Snow and
Blustery then
Mostly Clear
Wednesday
High: 45 °F
Partly Sunny
then Chance
Snow and
Breezy
Wednesday Night
Low: 37 °F
Chance
Rain/Snow and
Breezy
Thursday
High: 50 °F
Rain and
Breezy then
Rain/Snow and
Windy
Thursday Night
Low: 37 °F
Rain/Snow and
Windy
Friday
High: 50 °F
Rain/Snow and
Breezy
Friday Night
Low: 31 °F
Rain Likely
then
Rain/Snow

Detailed Forecast

Overnight

Partly cloudy, with a low around 21. West southwest wind around 5 mph becoming south.

Tuesday

A 20 percent chance of snow after noon. Mostly sunny, with a high near 36. Breezy, with a south southeast wind 5 to 10 mph becoming west northwest 19 to 24 mph in the morning. Winds could gust as high as 33 mph.

Tuesday Night

A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 19. Blustery, with a west northwest wind 17 to 22 mph becoming west southwest 8 to 13 mph after midnight. Winds could gust as high as 31 mph.

Wednesday

A 30 percent chance of snow after noon. Partly sunny, with a high near 45. Breezy, with a south wind 10 to 15 mph becoming west 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph. Little or no snow accumulation expected.

Wednesday Night

A chance of rain and snow. Mostly cloudy, with a low around 37. Breezy, with a west southwest wind 15 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Thursday

Rain before 3pm, then rain, possibly mixed with snow. High near 50. Windy, with a west southwest wind 25 to 30 mph increasing to 32 to 37 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Thursday Night

Rain, possibly mixed with snow. Low around 37. Windy, with a west wind 20 to 30 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Friday

Rain and snow. Mostly cloudy, with a high near 50. Breezy, with a west southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 33 mph.

Friday Night

Rain likely before midnight, then rain and snow. Cloudy, with a low around 31.

Saturday

Rain and snow, becoming all snow after 9am. Cloudy, with a high near 39. Breezy.

Saturday Night

A chance of snow. Mostly cloudy, with a low around 17.

Sunday

A slight chance of snow. Mostly cloudy, with a high near 37.

Sunday Night

A chance of snow. Mostly cloudy, with a low around 28.

Monday

A chance of rain and snow. Mostly cloudy, with a high near 53.