Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Hazardous Weather Conditions

Current conditions at

MAMMOTH AT YELLOWSTONE NATIONAL PARK (YLAW4)

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

NA

22°F

-6°C

Humidity 84%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility NA
Last update 16 Mar 05:15 AM MDT
Extended Forecast for

5 Miles WNW Mount Holmes WY

  • Overnight

    Overnight: Snow showers.  Areas of fog. Steady temperature around 17. Southwest wind around 8 mph.  Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow Showers
    and Areas Fog

  • Monday

    Monday: Snow showers.  Areas of fog before 1pm. High near 32. Southwest wind 8 to 10 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow Showers
    and Areas Fog

  • Monday Night

    Monday Night: Snow showers, mainly before 11pm.  Patchy fog between 9pm and 11pm. Low around 28. Southwest wind 7 to 10 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Showers
    and Patchy
    Fog then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41. Southwest wind 9 to 11 mph, with gusts as high as 23 mph.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 48. South southwest wind 9 to 13 mph, with gusts as high as 25 mph.

    High: 48 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Overnight
Snow showers. Areas of fog. Steady temperature around 17. Southwest wind around 8 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 2 inches possible.
Monday
Snow showers. Areas of fog before 1pm. High near 32. Southwest wind 8 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Snow showers, mainly before 11pm. Patchy fog between 9pm and 11pm. Low around 28. Southwest wind 7 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday
Partly sunny, with a high near 41. Southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 29. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 48. South southwest wind 9 to 13 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 30. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 32.
Friday
Mostly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 34.
Saturday
A slight chance of rain and snow showers. Snow level 9400 feet lowering to 8800 feet in the afternoon . Mostly sunny, with a high near 50. Breezy.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
A slight chance of snow showers. Mostly sunny, with a high near 44.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Mount Holmes WY
 44.83°N 110.94°W (Elev. 8369 ft)
3:03 am MDT Mar 16, 2026
5am MDT Mar 16, 2026-6pm MDT Mar 22, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database