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

Garrison I-90 MP 174.4 (MTGAR)

Lat: 46.52361°NLon: 112.80843°WElev: 4327.0ft.

unknown precip

31°F

-1°C

Humidity	86%
Wind Speed	SE 4 MPH
Barometer	NA
Dewpoint	27°F (-3°C)
Visibility	NA
Wind Chill	27°F (-3°C)
Last update	11 Oct 05:15 PM MDT

More Information:

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

Extended Forecast for

8 Miles WNW Elliston 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
This Afternoon
High: 32 °F
Snow
Tonight
Low: 18 °F
Snow
Columbus Day
High: 38 °F
Partly Sunny
Monday Night
Low: 18 °F
Patchy Fog
Tuesday
High: 43 °F
Patchy Fog
then Sunny
Tuesday Night
Low: 19 °F
Mostly Clear
then Patchy
Fog
Wednesday
High: 48 °F
Patchy Fog
then Sunny
Wednesday Night
Low: 24 °F
Mostly Clear

Detailed Forecast

This Afternoon

Snow. High near 32. Northeast wind around 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Total daytime snow accumulation of around an inch possible.

Tonight

Snow, mainly before 3am. Low around 18. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

Columbus Day

Partly sunny, with a high near 38. East wind around 5 mph becoming calm in the morning.

Monday Night

Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 18. Calm wind.

Tuesday

Patchy fog before 10am. Otherwise, mostly sunny, with a high near 43. Light west southwest wind.

Tuesday Night

Patchy fog after midnight. Otherwise, mostly clear, with a low around 19.

Wednesday

Patchy fog before 10am. Otherwise, sunny, with a high near 48.

Wednesday Night

Mostly clear, with a low around 24.