Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Hazardous Weather Conditions

Current conditions at

ST. IGNATIUS (SIGM)

Lat: 47.31333°NLon: 114.09806°WElev: 2990.0ft.

32°F

0°C

Humidity	94%
Wind Speed	N 2 MPH
Barometer	NA
Dewpoint	30°F (-1°C)
Visibility	NA
Last update	13 Mar 04:00 PM MDT

More Information:

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

Extended Forecast for

9 Miles E St. Ignatius MT

Winter Storm Warning March 13, 04:44pm until March 14, 12:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning March 13, 04:44pm until March 14, 12:00pm
NOW until 12:00pm Sat
Winter Storm Warning
This Afternoon
High: 21 °F
Heavy Snow
and Blowing
Snow
Tonight
Low: 22 °F
Heavy Snow
and Breezy
Saturday
High: 21 °F⇓
Heavy Snow
and Windy
Saturday Night
Low: 2 °F
Heavy Snow
and Blustery
then Chance
Snow
Sunday
High: 15 °F
Chance Snow
Sunday Night
Low: 14 °F
Snow Likely
Monday
High: 28 °F
Snow
Monday Night
Low: 28 °F
Rain/Snow and
Breezy

Detailed Forecast

This Afternoon

Snow. The snow could be heavy at times. Widespread blowing snow. High near 21. West wind around 21 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 18 to 24 inches possible.

Tonight

Snow. The snow could be heavy at times. Steady temperature around 22. Breezy, with a west wind 15 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.

Saturday

Snow. The snow could be heavy at times. Temperature falling to around 10 by 4pm. Wind chill values as low as -13. Windy, with a west wind 18 to 23 mph increasing to 29 to 34 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

Saturday Night

Snow, mainly before midnight. The snow could be heavy at times. Low around 2. Wind chill values as low as -17. Blustery, with a west wind 23 to 28 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.

Sunday

A 30 percent chance of snow. Partly sunny, with a high near 15. West southwest wind 14 to 18 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.

Sunday Night

Snow likely, mainly after midnight. Cloudy, with a low around 14. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Monday

Snow. High near 28. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

Monday Night

Rain and snow, becoming all snow after 3am. Cloudy, with a low around 28. Breezy.

Tuesday

A chance of snow. Mostly cloudy, with a high near 33. Breezy.

Tuesday Night

Snow likely. Mostly cloudy, with a low around 29. Breezy.

Wednesday

A chance of snow. Mostly cloudy, with a high near 36. Breezy.