National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Continues Across the Southern Plains and Gulf Coast; Heavy Rainfall from the Tennessee Valley to Southeast on Friday

Hazardous heat will continue across the Southern Plains, Gulf Coast and Desert Southwest through the weekend. Additional heat will build into the Great Basin and Northern Plains this weekend. A stalled front is expected to bring periods of heavy to excessive rainfall and flooding from the Tennessee Valley to the Southeast U.S on Friday. Read More >

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

NA

65°F

18°C

Humidity 100%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 65°F (18°C)
Visibility NA
Last update 23 Jul 09:15 PM MDT
Extended Forecast for

Old Faithful WY

  • Tonight

    Tonight: Patchy smoke. Patchy fog after 1am. Otherwise, mostly clear, with a low around 50. Light south wind.

    Low: 50 °F

    Patchy Smoke
    then Patchy
    Fog

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after 4pm. Patchy smoke before 2pm. Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming west southwest 5 to 7 mph in the morning. Winds could gust as high as 20 mph.

    High: 84 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Isolated showers and thunderstorms before 7pm. Partly cloudy, with a low around 49. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 10%.

    Low: 49 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Calm wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 21 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 48. South southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 48 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 85. Calm wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 21 mph.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. South wind 3 to 6 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.

    High: 84 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy smoke. Patchy fog after 1am. Otherwise, mostly clear, with a low around 50. Light south wind.
Friday
A 10 percent chance of showers and thunderstorms after 4pm. Patchy smoke before 2pm. Patchy fog before 8am. Otherwise, sunny, with a high near 84. Calm wind becoming west southwest 5 to 7 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Isolated showers and thunderstorms before 7pm. Partly cloudy, with a low around 49. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 10%.
Saturday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Calm wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 48. South southwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Sunday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 85. Calm wind becoming southwest 5 to 7 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 49. South wind 3 to 6 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 84.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Old Faithful WY
 44.46°N 110.82°W (Elev. 7398 ft)
Last Update:
8:48 pm MDT Jul 23, 2026
Forecast Valid:
10pm MDT Jul 23, 2026-6pm MDT Jul 30, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation