Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

NA

76°F

24°C

Humidity 18%
Wind Speed SW 6 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Heat Index76°F (24°C)
Last update 11 Aug 07:15 PM MDT
Extended Forecast for

6 Miles N Old Faithful WY

Red Flag Warning until August 11, 09:00pm
Click here for hazard details and duration
...
  •  
    Red Flag Warning until August 11, 09:00pm

    NOW until 9:00pm Tue

    Red Flag Warning

  • Tonight

    Low: 47 °F

    Smoke

  • Wednesday

    Wednesday: Widespread smoke, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 77. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 77 °F

    Smoke

  • Wednesday Night

    Wednesday Night: Scattered showers and thunderstorms before 11pm, then a slight chance of showers after 5am.  Patchy smoke before midnight. Mostly cloudy, with a low around 40. North northwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 40 °F

    Scattered
    Showers

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after noon.  High near 68. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 37. Calm wind.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm.  High near 65. Calm wind becoming southwest 5 to 7 mph in the afternoon.  Chance of precipitation is 90%.

    High: 65 °F

    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 34. Light and variable wind.  Chance of precipitation is 70%.

    Low: 34 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 68. Chance of precipitation is 60%.

    High: 68 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Tonight
Widespread smoke, mainly after 5am. Mostly cloudy, with a low around 47. West wind 5 to 9 mph becoming calm after midnight.
Wednesday
Widespread smoke, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 77. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Wednesday Night
Scattered showers and thunderstorms before 11pm, then a slight chance of showers after 5am. Patchy smoke before midnight. Mostly cloudy, with a low around 40. North northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 68. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm. Low around 37. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 65. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 90%.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 34. Light and variable wind. Chance of precipitation is 70%.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 68. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 33.
Sunday
Sunny, with a high near 73.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 36.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 38.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Old Faithful WY
 44.54°N 110.83°W (Elev. 7247 ft)
6:47 pm MDT Aug 11, 2026
7pm MDT Aug 11, 2026-6pm MDT Aug 18, 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