Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

NA

45°F

7°C

Humidity 95%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 20 Jun 05:15 AM MDT
Extended Forecast for

8 Miles S West Yellowstone MT

  • Today

    Today: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm.  High near 63. South wind 5 to 10 mph becoming west in the morning.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Mostly Cloudy
    then Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 3am.  Mostly cloudy, with a low around 39. West wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 62. Calm wind becoming west southwest 5 to 9 mph in the morning.  Chance of precipitation is 30%.

    High: 62 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 38. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 38 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 64. Light and variable wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 22 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. West northwest wind 6 to 9 mph becoming east northeast after midnight. Winds could gust as high as 21 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69. East northeast wind around 7 mph becoming west in the morning.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 63. South wind 5 to 10 mph becoming west in the morning. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before midnight, then a slight chance of showers between midnight and 3am. Mostly cloudy, with a low around 39. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 62. Calm wind becoming west southwest 5 to 9 mph in the morning. Chance of precipitation is 30%.
Sunday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 38. West wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 64. Light and variable wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 22 mph.
Monday Night
Mostly clear, with a low around 36. West northwest wind 6 to 9 mph becoming east northeast after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 69. East northeast wind around 7 mph becoming west in the morning.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 72.
Wednesday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 40.
Thursday
Sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S West Yellowstone MT
 44.54°N 111.07°W (Elev. 8005 ft)
6:01 am MDT Jun 20, 2026
6am MDT Jun 20, 2026-6pm MDT Jun 26, 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