Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

Lat: 44.977222°NLon: 110.695278°WElev: 6138.0ft.

34°F

1°C

Humidity	79%
Wind Speed	S 8 MPH
Barometer	NA
Dewpoint	28°F (-2°C)
Visibility	NA
Wind Chill	27°F (-3°C)
Last update	14 Mar 09:15 AM MDT

More Information:

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

Extended Forecast for

17 Miles W Gardiner MT

Winter Weather Advisory until March 14, 11:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until March 14, 11:00pm
NOW until 11:00pm Sat
Winter Weather Advisory
Today
High: 29 °F⇓
Snow Showers
and Patchy
Blowing Snow
Tonight
Low: 2 °F
Snow Showers
Likely and
Patchy
Blowing Snow
Sunday
High: 16 °F
Slight Chance
Snow Showers
then Partly
Sunny
Sunday Night
Low: 12 °F
Mostly Cloudy
then Chance
Snow Showers
and Breezy
Monday
High: 31 °F
Snow Showers
Likely and
Breezy
Monday Night
Low: 29 °F
Breezy.
Chance Snow
Showers then
Slight Chance
Snow Showers
Tuesday
High: 42 °F
Partly Sunny
and Breezy
Tuesday Night
Low: 33 °F
Mostly Cloudy
and Breezy

Detailed Forecast

Today

Snow showers, mainly before 5pm. Some thunder is also possible. Patchy blowing snow. Temperature rising to near 29 by noon, then falling to around 17 during the remainder of the day. Wind chill values as low as zero. Breezy, with a west wind 18 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 2 to 4 inches possible.

Tonight

Snow showers likely, mainly before 2am. Patchy blowing snow before 9pm. Mostly cloudy, with a low around 2. Wind chill values as low as -5. Blustery, with a west northwest wind 18 to 23 mph becoming north northwest 6 to 11 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Sunday

A 20 percent chance of snow showers before noon. Partly sunny, with a high near 16. Wind chill values as low as -10. West northwest wind 8 to 14 mph, with gusts as high as 21 mph.

Sunday Night

A 50 percent chance of snow showers after midnight. Increasing clouds, with a low around 12. Wind chill values as low as -5. Breezy, with a south southwest wind 10 to 16 mph. New snow accumulation of less than one inch possible.

Monday

Snow showers likely. Mostly cloudy, with a high near 31. Breezy, with a south southwest wind 15 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

Monday Night

A 50 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 29. Breezy, with a southwest wind around 18 mph.

Tuesday

Partly sunny, with a high near 42. Breezy, with a southwest wind 17 to 20 mph, with gusts as high as 28 mph.

Tuesday Night

Mostly cloudy, with a low around 33. Breezy.

Wednesday

Mostly sunny, with a high near 47. Breezy.

Wednesday Night

Partly cloudy, with a low around 34. Breezy.

Thursday

Mostly sunny, with a high near 49. Breezy.