Dangerous Heat Wave Continues; Areas of Severe Thunderstorms Today

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing on the eastern U.S. through the Independence Day weekend. Peak heat indices of up to 115 degrees are possible. Strong to severe thunderstorms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians today. Read More >

Current conditions at

OLD FAITHFUL RANGER STATION (OFAW4)

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

NA

69°F

21°C

Humidity 26%
Wind Speed SW 8 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 02 Jul 02:15 PM MDT
Extended Forecast for

5 Miles SSW Lewis Lake WY

  • This Afternoon

    This Afternoon: Isolated showers and thunderstorms.  Partly sunny, with a high near 64. West southwest wind around 8 mph.  Chance of precipitation is 20%.

    High: 64 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 8pm.  Partly cloudy, with a low around 36. Southwest wind around 6 mph becoming light and variable  in the evening.  Chance of precipitation is 20%.

    Low: 36 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 67. Calm wind becoming west southwest 5 to 8 mph in the morning. Winds could gust as high as 22 mph.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. West southwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Independence Day

    Independence Day: Sunny, with a high near 70. Calm wind becoming west southwest 5 to 7 mph in the morning. Winds could gust as high as 20 mph.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 44. West wind around 5 mph becoming calm  in the evening.

    Low: 44 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 75. Light and variable wind.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Partly sunny, with a high near 64. West southwest wind around 8 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 8pm. Partly cloudy, with a low around 36. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 20%.
Friday
Sunny, with a high near 67. Calm wind becoming west southwest 5 to 8 mph in the morning. Winds could gust as high as 22 mph.
Friday Night
Partly cloudy, with a low around 39. West southwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Independence Day
Sunny, with a high near 70. Calm wind becoming west southwest 5 to 7 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Clear, with a low around 44. West wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 75. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 76.
Monday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 47.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 73.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 45.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Lewis Lake WY
 44.23°N 110.66°W (Elev. 8150 ft)
1:47 pm MDT Jul 2, 2026
2pm MDT Jul 2, 2026-6pm MDT Jul 8, 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