Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

NA

72°F

22°C

Humidity 40%
Wind Speed SE 2 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 22 Aug 12:15 PM MDT
Extended Forecast for

Old Faithful WY

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 2pm.  Partly sunny, with a steady temperature around 73. Southwest wind around 6 mph.

    High: 73 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 9pm.  Mostly cloudy, with a low around 45. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 74. Southwest wind 3 to 8 mph. Winds could gust as high as 24 mph.  Chance of precipitation is 20%.

    High: 74 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 41. West southwest wind 5 to 7 mph becoming calm  after midnight. Winds could gust as high as 23 mph.

    Low: 41 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74. Calm wind becoming west southwest around 6 mph in the morning.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 43. Light and variable wind.

    Low: 43 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a steady temperature around 73. Southwest wind around 6 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 45. Southwest wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 74. Southwest wind 3 to 8 mph. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 41. West southwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 23 mph.
Monday
Mostly sunny, with a high near 74. Calm wind becoming west southwest around 6 mph in the morning.
Monday Night
A 10 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 43. Light and variable wind.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 76.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 43.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74.
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:
Old Faithful WY
 44.43°N 110.81°W (Elev. 7730 ft)
11:01 am MDT Aug 22, 2026
12pm MDT Aug 22, 2026-6pm MDT Aug 28, 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