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 >

Current conditions at

Driggs, Driggs-Reed Memorial Airport (KDIJ)

Lat: 43.74167°NLon: 111.09778°WElev: 6227.0ft.

Overcast

50°F

10°C

Humidity 89%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 19 Sep 04:56 AM MDT
Extended Forecast for

Irwin ID

  • Overnight

    Overnight: A 50 percent chance of rain. Mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Chance Rain

  • Saturday

    Saturday: Rain and thunderstorms likely before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 61. Light and variable wind. Chance of precipitation is 60%.

    High: 61 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Light and variable wind.

    Low: 39 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. Light and variable wind becoming east southeast 5 to 7 mph in the evening.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight. Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Overnight
A 50 percent chance of rain. Mostly cloudy, with a low around 45. Calm wind.
Saturday
Rain and thunderstorms likely before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 61. Light and variable wind. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of rain before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Light and variable wind.
Sunday
Partly sunny, with a high near 64. Calm wind becoming west northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 39. Light and variable wind becoming east southeast 5 to 7 mph in the evening.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 46.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly 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:
Irwin ID
 43.4°N 111.24°W (Elev. 5801 ft)
Last Update:
12:30 am MDT Sep 19, 2026
Forecast Valid:
5am MDT Sep 19, 2026-6pm MDT Sep 25, 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