Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Partly Cloudy

88°F

31°C

Humidity 19%
Wind Speed WSW 13 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 18 Aug 04:52 PM MDT
Extended Forecast for

8 Miles ESE Mackay ID

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 81. West wind around 8 mph.

    High: 81 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 50. Northwest wind 5 to 8 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. Light northwest wind.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Light and variable wind becoming south 5 to 9 mph in the afternoon.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight.  Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 82.

    High: 82 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. West wind around 8 mph.
Tonight
Mostly clear, with a low around 50. Northwest wind 5 to 8 mph.
Wednesday
Sunny, with a high near 84. Calm wind becoming west northwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 54. Light northwest wind.
Thursday
Sunny, with a high near 88. Light and variable wind becoming south 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 89.
Friday Night
A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 82.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 51.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ESE Mackay ID
 43.87°N 113.46°W (Elev. 5732 ft)
5:31 pm MDT Aug 18, 2026
5pm MDT Aug 18, 2026-6pm MDT Aug 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database