Extreme Heat Lingers; Severe Thunderstorms for Portions of the Plains and Southeast; Heavy Rainfall Threats

Gusty winds and heavy rainfall may impact the Big Island of Hawaii as a nearby tropical system passes west of the islands. From the Southwest U.S., Rockies and across the Gulf Coast, heavy rainfall could lead to isolated flash flooding. Severe thunderstorms are expected for areas of the Plains, Gulf Coast and Southeast through Tuesday. Extreme heat lingers for the southern Plains and Southwest. Read More >

Current conditions at

Manti-Ephraim Airport (K41U)

Lat: 39.33133°NLon: 111.61273°WElev: 5500.0ft.

Clear

89°F

32°C

Humidity 16%
Wind Speed SSW 13 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 24 Aug 03:35 PM MDT
Extended Forecast for

Ephraim UT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 90. Southwest wind around 9 mph.

    High: 90 °F

    Chance
    Showers

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 53. South southwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 53 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. South southwest wind around 6 mph becoming calm  after midnight.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 92. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Thursday Night

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

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 92.

    High: 92 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Southwest wind around 9 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 53. South southwest wind 5 to 9 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 92. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 55. South southwest wind around 6 mph becoming calm after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Sunny, with a high near 94.
Thursday Night
Partly cloudy, with a low around 57.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 88.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Ephraim UT
 39.36°N 111.59°W (Elev. 5564 ft)
12:31 pm MDT Aug 24, 2026
3pm MDT Aug 24, 2026-6pm MDT Aug 31, 2026
 
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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