Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Hazardous Weather Conditions

Winter Storm Warning in effect from October 10, 06:00 PM MDT until October 12, 06:00 AM MDT

Current conditions at

Helmville MT-200 MP 53.3 (MTHLM)

Lat: 46.96826°NLon: 112.97487°WElev: 4199.0ft.

33°F

1°C

Humidity	84%
Wind Speed	ENE 1 MPH
Barometer	NA
Dewpoint	29°F (-2°C)
Visibility	NA
Last update	11 Oct 11:00 AM MDT

More Information:

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

Extended Forecast for

2 Miles W Ovando MT

Winter Storm Warning until October 12, 06:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning until October 12, 06:00am
NOW until 6:00am Mon
Winter Storm Warning
Today
High: 42 °F
Chance Snow
Tonight
Low: 16 °F
Snow and
Patchy Fog
Columbus Day
High: 46 °F
Chance Snow
and Patchy
Fog then
Mostly Sunny
Monday Night
Low: 14 °F
Areas Fog
Tuesday
High: 54 °F
Areas Fog
then Sunny
Tuesday Night
Low: 16 °F
Patchy Fog
Wednesday
High: 56 °F
Areas Fog
then Sunny
Wednesday Night
Low: 19 °F
Partly Cloudy

Detailed Forecast

Today

A 30 percent chance of snow after 5pm. Cloudy, with a high near 42. East northeast wind around 7 mph. Total daytime snow accumulation of less than one inch possible.

Tonight

Snow, mainly before 5am. Patchy fog after 5am. Low around 16. East southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Columbus Day

A 30 percent chance of snow before 8am. Patchy fog before 10am. Snow level rising to 5700 feet in the afternoon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 46. Calm wind. New snow accumulation of less than a half inch possible.

Monday Night

Areas of fog after 9pm. Otherwise, partly cloudy, with a low around 14. Calm wind.

Tuesday

Areas of fog before 10am. Otherwise, mostly sunny, with a high near 54. Calm wind.

Tuesday Night

Patchy fog after 9pm. Otherwise, mostly clear, with a low around 16.

Wednesday

Areas of fog before 10am. Otherwise, sunny, with a high near 56.

Wednesday Night

Partly cloudy, with a low around 19.

Thursday

Sunny, with a high near 58.