Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

HELENA (HRWM8)

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

42°F

6°C

Humidity	49%
Wind Speed	NNE 1 MPH
Barometer	NA
Dewpoint	24°F (-4°C)
Visibility	NA
Last update	01 Jan 01:53 PM MST

More Information:

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

Extended Forecast for

14 Miles NNE Helena MT

New Year's Day
High: 46 °F
Mostly Cloudy
Tonight
Low: 32 °F
Slight Chance
Rain then
Chance
Rain/Snow and
Patchy Fog
Friday
High: 49 °F
Slight Chance
Rain/Snow and
Patchy Fog
then Mostly
Cloudy
Friday Night
Low: 32 °F
Mostly Cloudy
Saturday
High: 47 °F
Mostly Sunny
Saturday Night
Low: 33 °F
Partly Cloudy
Sunday
High: 48 °F
Mostly Sunny
Sunday Night
Low: 31 °F
Partly Cloudy
Monday
High: 47 °F
Slight Chance
Rain/Snow

Detailed Forecast

New Year's Day

Mostly cloudy, with a high near 46. Southeast wind around 7 mph.

Tonight

A chance of rain and snow before 5am, then a slight chance of rain. Patchy fog after 4am. Otherwise, cloudy, with a low around 32. East southeast wind around 5 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Friday

A slight chance of rain and snow before 8am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 49. South southeast wind 6 to 9 mph. Chance of precipitation is 20%.

Friday Night

Mostly cloudy, with a low around 32. South southeast wind around 7 mph.

Saturday

Mostly sunny, with a high near 47. South wind 7 to 11 mph, with gusts as high as 20 mph.

Saturday Night

Partly cloudy, with a low around 33. South wind around 10 mph.

Sunday

Mostly sunny, with a high near 48. South wind 10 to 15 mph, with gusts as high as 24 mph.

Sunday Night

Partly cloudy, with a low around 31. South wind 7 to 10 mph, with gusts as high as 18 mph.

Monday

A slight chance of rain and snow. Partly sunny, with a high near 47.