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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Jackson, Jackson Hole Airport (KJAC)

Lat: 43.6°NLon: 110.73333°WElev: 6450.0ft.

Fog

44°F

7°C

Humidity 100%
Wind Speed NW 4 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 44°F (7°C)
Visibility 0.50 mi
Wind Chill42°F (6°C)
Last update 19 Sep 06:56 AM MDT
Extended Forecast for

Jackson WY

  • Today

    Today: A 40 percent chance of showers and thunderstorms. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming west southwest around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 32. Light and variable wind.

    Low: 32 °F

    Chance
    Showers then
    Patchy Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. Light and variable wind.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 72. Light and variable wind.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Light and variable wind.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 39. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 74. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 61. Calm wind becoming west southwest around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 32. Light and variable wind.
Sunday
Mostly sunny, with a high near 64. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 32. Light and variable wind.
Monday
Sunny, with a high near 72. Light and variable wind.
Monday Night
Mostly clear, with a low around 36. Calm wind.
Tuesday
Mostly sunny, with a high near 74. Light and variable wind.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 39. Chance of precipitation is 20%.
Wednesday
A slight chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 74. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jackson WY
 43.49°N 110.75°W (Elev. 6329 ft)
Last Update:
6:48 am MDT Sep 19, 2026
Forecast Valid:
7am MDT Sep 19, 2026-6pm MDT Sep 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation