Severe Thunderstorms and Heavy Rain Across the Central US; Wintry Mix in the Northern Plains and Northeast

Severe thunderstorms and flash flooding are possible across the central U.S. through Saturday. Large hail, damaging winds, and tornadoes are all possible. There is an increased threat for wildfire development in the southern to central High Plains. A wintry mix of snow, sleet and freezing rain are forecast across portions of the northern Plains and central New England into early Friday morning. Read More >

Hazardous Weather Conditions

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

NA

26°F

-3°C

Humidity 100%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 05 Mar 11:15 PM MST
Extended Forecast for

5 Miles SSW Lewis Lake WY

  • Tonight

    Tonight: A 40 percent chance of snow showers, mainly before 3am.  Mostly cloudy, with a low around 13. North wind 9 to 11 mph.  Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 13 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 30 percent chance of snow showers, mainly between 11am and 4pm.  Partly sunny, with a high near 29. Light and variable wind becoming northwest 5 to 7 mph in the morning.  Little or no snow accumulation expected.

    High: 29 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before 11pm.  Mostly cloudy, with a low around 13. West wind around 5 mph becoming calm  in the evening.

    Low: 13 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Saturday

    Saturday: A 50 percent chance of snow showers.  Mostly cloudy, with a high near 27. West southwest wind 3 to 8 mph. Winds could gust as high as 21 mph.  New snow accumulation of less than a half inch possible.

    High: 27 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Snow showers likely.  Cloudy, with a low around 23. Southwest wind around 7 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of snow showers.  Mostly cloudy, with a high near 35. Southwest wind 7 to 14 mph, with gusts as high as 30 mph.

    High: 35 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of snow showers.  Mostly cloudy, with a low around 28. Southwest wind 11 to 14 mph, with gusts as high as 30 mph.

    Low: 28 °F

    Chance Snow
    Showers

  • Monday

    Monday: Snow showers likely, mainly after 11am.  Partly sunny, with a high near 36. Breezy.  Chance of precipitation is 60%.

    High: 36 °F

    Snow Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: Snow showers likely.  Mostly cloudy, with a low around 20. Breezy.  Chance of precipitation is 60%.

    Low: 20 °F

    Snow Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
A 40 percent chance of snow showers, mainly before 3am. Mostly cloudy, with a low around 13. North wind 9 to 11 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
Friday
A 30 percent chance of snow showers, mainly between 11am and 4pm. Partly sunny, with a high near 29. Light and variable wind becoming northwest 5 to 7 mph in the morning. Little or no snow accumulation expected.
Friday Night
A 20 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 13. West wind around 5 mph becoming calm in the evening.
Saturday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 27. West southwest wind 3 to 8 mph. Winds could gust as high as 21 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Snow showers likely. Cloudy, with a low around 23. Southwest wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 35. Southwest wind 7 to 14 mph, with gusts as high as 30 mph.
Sunday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 28. Southwest wind 11 to 14 mph, with gusts as high as 30 mph.
Monday
Snow showers likely, mainly after 11am. Partly sunny, with a high near 36. Breezy. Chance of precipitation is 60%.
Monday Night
Snow showers likely. Mostly cloudy, with a low around 20. Breezy. Chance of precipitation is 60%.
Tuesday
Snow showers likely. Partly sunny, with a high near 29. Chance of precipitation is 60%.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 14.
Wednesday
A chance of snow showers. Partly sunny, with a high near 31. Breezy.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 24. Breezy.
Thursday
A chance of snow showers. Partly sunny, with a high near 36. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Lewis Lake WY
 44.23°N 110.66°W (Elev. 8150 ft)
11:02 pm MST Mar 5, 2026
11pm MST Mar 5, 2026-6pm MDT Mar 12, 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