Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Current conditions at

Ririe (ITD18)

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

NA

28°F

-2°C

Humidity 80%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility 1.24 mi
Wind Chill23°F (-5°C)
Last update 30 Jan 02:45 AM MST
Extended Forecast for

2 Miles WNW Swan Valley ID

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 20. Light east southeast wind.

    Low: 20 °F

    Patchy Fog

  • Friday

    Friday: A slight chance of snow between 1pm and 3pm.  Patchy fog between 9am and 1pm.  Otherwise, mostly cloudy, with a high near 37. South southeast wind 3 to 6 mph.  Chance of precipitation is 20%.

    High: 37 °F

    Patchy Fog
    then Slight
    Chance Snow
    and Patchy
    Fog

  • Friday Night

    Friday Night: Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 22. East southeast wind around 6 mph.

    Low: 22 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog between 9am and 10am.  Otherwise, mostly sunny, with a high near 42. East southeast wind around 6 mph becoming light and variable  in the afternoon.

    High: 42 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 23. Calm wind becoming southeast around 6 mph in the evening.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 20. Light east southeast wind.
Friday
A slight chance of snow between 1pm and 3pm. Patchy fog between 9am and 1pm. Otherwise, mostly cloudy, with a high near 37. South southeast wind 3 to 6 mph. Chance of precipitation is 20%.
Friday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 22. East southeast wind around 6 mph.
Saturday
Patchy fog between 9am and 10am. Otherwise, mostly sunny, with a high near 42. East southeast wind around 6 mph becoming light and variable in the afternoon.
Saturday Night
Mostly cloudy, with a low around 23. Calm wind becoming southeast around 6 mph in the evening.
Sunday
Partly sunny, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Swan Valley ID
 43.46°N 111.34°W (Elev. 5509 ft)
1:03 am MST Jan 30, 2026
3am MST Jan 30, 2026-6pm MST Feb 5, 2026
 
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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