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

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Joslin Field - Magic Valley Regional Airport (KTWF)

Lat: 42.4785°NLon: 114.47739°WElev: 4163.0ft.

Overcast

44°F

7°C

Humidity 65%
Wind Speed S 9 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 08 Dec 06:53 PM MST
Extended Forecast for

6 Miles S Twin Falls ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Southwest wind 9 to 16 mph, with gusts as high as 28 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain. Mostly cloudy, with a high near 54. Breezy, with a west wind 15 to 20 mph, with gusts as high as 32 mph.

    High: 54 °F

    Slight Chance
    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 44. West southwest wind 10 to 16 mph, with gusts as high as 28 mph.

    Low: 44 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. West wind around 18 mph, with gusts as high as 28 mph.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Southwest wind 10 to 16 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. Southwest wind 9 to 16 mph, with gusts as high as 28 mph.
Tuesday
A 20 percent chance of rain. Mostly cloudy, with a high near 54. Breezy, with a west wind 15 to 20 mph, with gusts as high as 32 mph.
Tuesday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 44. West southwest wind 10 to 16 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 59. West wind around 18 mph, with gusts as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 39. Southwest wind 10 to 16 mph.
Thursday
Sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 38.
Friday
Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
A 10 percent chance of rain. Partly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Twin Falls ID
 42.47°N 114.48°W (Elev. 4180 ft)
Last Update:
2:05 pm MST Dec 8, 2025
Forecast Valid:
7pm MST Dec 8, 2025-6pm MST Dec 15, 2025
 
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