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Hazardous Weather Conditions

Current conditions at

Joslin Field - Magic Valley Regional Airport (KTWF)

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

Mist

25°F

-4°C

Humidity 92%
Wind Speed W 5 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 23°F (-5°C)
Visibility 0.75 mi
Wind Chill19°F (-7°C)
Last update 18 Jan 10:05 PM MST
Extended Forecast for

Twin Falls ID

Air Stagnation Advisory January 18, 10:29pm until January 22, 11:00am
Dense Fog Advisory until January 19, 11:00am
Click here for hazard details and duration
Air Stagnation Advisory
Dense Fog Advisory
  •  
    Air Stagnation Advisory January 18, 10:29pm until January 22, 11:00am
    Dense Fog Advisory until January 19, 11:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 24 °F

    Areas Dense
    Fog

  • M.L.King Day

    M.L.King Day: Areas of dense fog before 11am. Otherwise, cloudy, then gradual clearing during the afternoon, with a high near 36. Light and variable wind.

    High: 36 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Monday Night

    Monday Night: Patchy fog after 8pm. Otherwise, mostly clear during the early evening, then becoming cloudy, with a low around 23. Light and variable wind.

    Low: 23 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 38. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 38 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. Northwest wind around 5 mph becoming south southwest after midnight.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

Detailed Forecast

Tonight
Areas of dense fog. Otherwise, cloudy, with a low around 24. Calm wind.
M.L.King Day
Areas of dense fog before 11am. Otherwise, cloudy, then gradual clearing during the afternoon, with a high near 36. Light and variable wind.
Monday Night
Patchy fog after 8pm. Otherwise, mostly clear during the early evening, then becoming cloudy, with a low around 23. Light and variable wind.
Tuesday
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 38. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 24. Northwest wind around 5 mph becoming south southwest after midnight.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Twin Falls ID
 42.56°N 114.47°W (Elev. 3698 ft)
Last Update:
5:16 pm MST Jan 18, 2026
Forecast Valid:
10pm MST Jan 18, 2026-6pm MST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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