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

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Current conditions at

Yellowstone Lake (KP60)

Lat: 44.54444°NLon: 110.42111°WElev: 7835.0ft.

NA

56°F

13°C

Humidity 69%
Wind Speed NA 5 MPH
Barometer 30.37 in (1028.45 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 29 Jul 11:56 PM MDT
Extended Forecast for

West Thumb WY

  • Overnight

    Overnight: A 40 percent chance of showers, mainly before 2am. Patchy smoke. Mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Chance
    Showers

  • Thursday

    Thursday: Areas of smoke. Sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.

    High: 78 °F

    Areas Smoke

  • Thursday Night

    Thursday Night: Widespread smoke, mainly after 5am. Partly cloudy, with a low around 45. Light and variable wind becoming southwest 5 to 10 mph.

    Low: 45 °F

    Smoke

  • Friday

    Friday: Sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45. Light and variable wind.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. South wind 5 to 7 mph.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Overnight
A 40 percent chance of showers, mainly before 2am. Patchy smoke. Mostly cloudy, with a low around 43. Calm wind.
Thursday
Areas of smoke. Sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Widespread smoke, mainly after 5am. Partly cloudy, with a low around 45. Light and variable wind becoming southwest 5 to 10 mph.
Friday
Sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 45. Light and variable wind.
Saturday
Sunny, with a high near 84. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
Mostly clear, with a low around 48. South wind 5 to 7 mph.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 73.
Monday Night
Clear, with a low around 37.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Thumb WY
 44.41°N 110.57°W (Elev. 7776 ft)
Last Update:
11:31 pm MDT Jul 29, 2026
Forecast Valid:
12am MDT Jul 30, 2026-6pm MDT Aug 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation