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

OLD FAITHFUL RANGER STATION (OFAW4)

Lat: 44.456667°NLon: 110.849444°WElev: 7332.0ft.

NA

13°F

-11°C

Humidity 100%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Last update 15 Mar 04:15 AM MDT
Extended Forecast for

5 Miles WNW West Thumb WY

  • Today

    Today: Partly sunny, with a high near 21. Wind chill values as low as -15. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 21 °F

    Partly Sunny

  • Tonight

    Tonight: A 50 percent chance of snow showers after 1am.  Patchy fog after 3am.  Otherwise, increasing clouds, with a low around 11. West wind 5 to 10 mph becoming light. Winds could gust as high as 25 mph.  New snow accumulation of less than a half inch possible.

    Low: 11 °F

    Mostly Cloudy
    then Chance
    Snow Showers
    and Patchy
    Fog

  • Monday

    Monday: Snow showers.  High near 34. West southwest wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Snow Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly before midnight.  Mostly cloudy, with a low around 26. West southwest wind around 7 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 45. West southwest wind around 7 mph, with gusts as high as 24 mph.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29. Southwest wind around 6 mph, with gusts as high as 22 mph.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50. Southwest wind around 7 mph, with gusts as high as 25 mph.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 21. Wind chill values as low as -15. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Tonight
A 50 percent chance of snow showers after 1am. Patchy fog after 3am. Otherwise, increasing clouds, with a low around 11. West wind 5 to 10 mph becoming light. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.
Monday
Snow showers. High near 34. West southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 26. West southwest wind around 7 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday
Partly sunny, with a high near 45. West southwest wind around 7 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 29. Southwest wind around 6 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 50. Southwest wind around 7 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW West Thumb WY
 44.45°N 110.66°W (Elev. 8399 ft)
3:18 am MDT Mar 15, 2026
4am MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database