Tropical Moisture Brings Slight Risk of Excessive Rainfall to the Southwest; Strong to Locally Severe Storms on the Plains

Heavy rain and flash flooding are possible across portions of the Southwest through Friday, where Flood Watches are in effect. Strong to locally severe thunderstorms are possible today across portions of the Plains. A tropical wave is causing heavy rainfall in Puerto Rico and the Virgin Islands, which may cause urban and small stream flooding and landslides today. Read More >

Current conditions at

Ririe (ITD18)

Lat: 43.6111°NLon: 111.70531°WElev: 5106.0ft.

NA

75°F

24°C

Humidity 25%
Wind Speed W 8 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility 1.24 mi
Last update 18 Sep 02:15 PM MDT
Extended Forecast for

2 Miles WNW Swan Valley ID

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. West wind 3 to 6 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 42. Light and variable wind becoming east northeast 5 to 7 mph in the evening.

    Low: 42 °F

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 77. East northeast wind 5 to 8 mph becoming calm.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. West northwest wind around 6 mph becoming east southeast in the evening.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77. East southeast wind around 7 mph becoming west in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after midnight.  Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 9am.  Partly sunny, with a high near 70. Chance of precipitation is 50%.

    High: 70 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 38. Chance of precipitation is 40%.

    Low: 38 °F

    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 76. West wind 3 to 6 mph.
Tonight
Increasing clouds, with a low around 42. Light and variable wind becoming east northeast 5 to 7 mph in the evening.
Friday
Partly sunny, with a high near 77. East northeast wind 5 to 8 mph becoming calm.
Friday Night
Mostly cloudy, with a low around 44. West northwest wind around 6 mph becoming east southeast in the evening.
Saturday
Mostly sunny, with a high near 77. East southeast wind around 7 mph becoming west in the afternoon.
Saturday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 45.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 9am. Partly sunny, with a high near 70. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Monday
Sunny, with a high near 67.
Monday Night
Clear, with a low around 36.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Swan Valley ID
 43.46°N 111.34°W (Elev. 5509 ft)
1:18 pm MDT Sep 18, 2025
2pm MDT Sep 18, 2025-6pm MDT Sep 24, 2025
 
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