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 7 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 22 Aug 10:15 AM MDT
Extended Forecast for

7 Miles SE Lewis Lake WY

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 77. Southwest wind 5 to 9 mph.  Chance of precipitation is 50%.

    High: 77 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 10pm.  Mostly cloudy, with a low around 47. West wind 5 to 9 mph becoming calm  after midnight.

    Low: 47 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon.  Partly sunny, then gradually becoming sunny, with a high near 74. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 74 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. West southwest wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 22 mph.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 46. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 46 °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 73. Calm wind becoming west around 6 mph in the afternoon.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 77. Southwest wind 5 to 9 mph. Chance of precipitation is 50%.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 47. West wind 5 to 9 mph becoming calm after midnight.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, then gradually becoming sunny, with a high near 74. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 46. West southwest wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 22 mph.
Monday
Mostly sunny, with a high near 73. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A 10 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 46. West southwest wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SE Lewis Lake WY
 44.2°N 110.53°W (Elev. 7402 ft)
9:31 am MDT Aug 22, 2026
10am 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