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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Joslin Field - Magic Valley Regional Airport (KTWF)

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

Overcast

73°F

23°C

Humidity 40%
Wind Speed S 13 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 28 Aug 06:35 AM MDT
Extended Forecast for

Filer ID

  • Today

    Today: Isolated showers, with thunderstorms also possible after noon. Patchy smoke before 11am. Mostly cloudy, with a steady temperature around 72. Southwest wind 6 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 20%.

    High: 72 °F

    Isolated
    Showers then
    Isolated
    T-storms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers between midnight and 5am. Mostly cloudy, with a low around 59. South wind 6 to 8 mph. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. South wind around 6 mph becoming light and variable in the afternoon.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. Light and variable wind becoming west southwest 6 to 11 mph in the evening.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 73. West southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 85.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Today
Isolated showers, with thunderstorms also possible after noon. Patchy smoke before 11am. Mostly cloudy, with a steady temperature around 72. Southwest wind 6 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 20%.
Tonight
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers between midnight and 5am. Mostly cloudy, with a low around 59. South wind 6 to 8 mph. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. South wind around 6 mph becoming light and variable in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53. Light and variable wind becoming west southwest 6 to 11 mph in the evening.
Sunday
Sunny, with a high near 73. West southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 46.
Monday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Filer ID
 42.57°N 114.62°W (Elev. 3753 ft)
Last Update:
12:29 am MDT Aug 28, 2026
Forecast Valid:
6am MDT Aug 28, 2026-6pm MDT Sep 3, 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