Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of 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

42°F

6°C

Humidity 100%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 20 Jun 06:15 AM MDT
Extended Forecast for

Old Faithful WY

  • Today

    Today: A chance of showers before 10am, then a slight chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 72. Light and variable wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph.  Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers between 1am and 3am.  Increasing clouds, with a low around 33. Southwest wind 6 to 11 mph becoming light west southwest.

    Low: 33 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers after 5pm.  Snow level 7900 feet rising to 8600 feet in the afternoon. Mostly sunny, with a high near 59. Southwest wind 8 to 13 mph.

    High: 59 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of rain showers before 11pm, then rain and snow showers likely.  Snow level 8700 feet lowering to 7500 feet after midnight . Mostly cloudy, with a low around 28. West southwest wind 3 to 7 mph. Winds could gust as high as 21 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Snow showers likely before noon, then rain and snow showers between noon and 2pm, then rain showers after 2pm. Some thunder is also possible.  Snow level rising to 8200 feet in the afternoon. High near 51. Southwest wind 3 to 7 mph. Winds could gust as high as 21 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 51 °F

    Snow Showers
    Likely then
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Snow level 8400 feet lowering to 7600 feet after midnight . Partly cloudy, with a low around 24. West southwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 24 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A chance of showers before 10am, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 72. Light and variable wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Tonight
A 30 percent chance of showers between 1am and 3am. Increasing clouds, with a low around 33. Southwest wind 6 to 11 mph becoming light west southwest.
Saturday
A 30 percent chance of showers after 5pm. Snow level 7900 feet rising to 8600 feet in the afternoon. Mostly sunny, with a high near 59. Southwest wind 8 to 13 mph.
Saturday Night
A chance of rain showers before 11pm, then rain and snow showers likely. Snow level 8700 feet lowering to 7500 feet after midnight . Mostly cloudy, with a low around 28. West southwest wind 3 to 7 mph. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday
Snow showers likely before noon, then rain and snow showers between noon and 2pm, then rain showers after 2pm. Some thunder is also possible. Snow level rising to 8200 feet in the afternoon. High near 51. Southwest wind 3 to 7 mph. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Snow level 8400 feet lowering to 7600 feet after midnight . Partly cloudy, with a low around 24. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
Sunny, with a high near 62. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Old Faithful WY
 44.46°N 110.82°W (Elev. 7398 ft)
4:59 am MDT Jun 20, 2025
6am MDT Jun 20, 2025-6pm MDT Jun 26, 2025
 
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Additional Resources

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