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

Joslin Field - Magic Valley Regional Airport (KTWF)

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

Clear

39°F

4°C

Humidity 41%
Wind Speed WSW 13 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 17 May 01:05 AM MDT
Extended Forecast for

5 Miles WNW Castleford ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 35. West wind 10 to 16 mph, with gusts as high as 26 mph.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain and snow showers before 9am. Mostly cloudy, with a high near 56. Breezy, with a northwest wind 16 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    High: 56 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Breezy, with a west northwest wind 14 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 30%.

    Low: 35 °F

    Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 63. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. West southwest wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 35. West wind 10 to 16 mph, with gusts as high as 26 mph.
Sunday
A slight chance of rain and snow showers before 9am. Mostly cloudy, with a high near 56. Breezy, with a northwest wind 16 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 35. Breezy, with a west northwest wind 14 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 63. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 38. West southwest wind 9 to 14 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Castleford ID
 42.55°N 114.97°W (Elev. 3855 ft)
Last Update:
12:29 am MDT May 17, 2026
Forecast Valid:
1am MDT May 17, 2026-6pm MDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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