Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Ririe (ITD18)

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

NA

44°F

7°C

Humidity 50%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility 1.24 mi
Wind Chill41°F (5°C)
Last update 31 Jan 12:45 PM MST
Extended Forecast for

Swan Valley ID

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 41. Light east wind.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. East wind 3 to 6 mph.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 46. South southeast wind around 7 mph.

    High: 46 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. South southeast wind around 6 mph.

    Low: 24 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 42. South southeast wind around 6 mph becoming west southwest in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 41. Light east wind.
Tonight
Mostly cloudy, with a low around 23. East wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 46. South southeast wind around 7 mph.
Sunday Night
Mostly cloudy, with a low around 24. South southeast wind around 6 mph.
Monday
Mostly sunny, with a high near 42. South southeast wind around 6 mph becoming west southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 23.
Friday
Sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Swan Valley ID
 43.46°N 111.34°W (Elev. 5509 ft)
10:31 am MST Jan 31, 2026
1pm MST Jan 31, 2026-6pm MST Feb 6, 2026
 
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