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

Manti-Ephraim Airport (K41U)

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

Mostly Cloudy

73°F

23°C

Humidity 55%
Wind Speed NW 10 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 28 Aug 11:55 AM MDT
Extended Forecast for

Ephraim UT

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. South wind around 13 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. South southwest wind 8 to 13 mph. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 83. South southeast wind 7 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. West southwest wind around 7 mph becoming south southeast in the evening. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 82. South southeast wind 6 to 11 mph becoming west southwest in the afternoon. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

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

    High: 82 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after noon. Sunny, with a high near 82.

    High: 82 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89. South wind around 13 mph.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. South southwest wind 8 to 13 mph. Chance of precipitation is 40%.
Saturday
A slight chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 83. South southeast wind 7 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. West southwest wind around 7 mph becoming south southeast in the evening. Chance of precipitation is 70%.
Sunday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 82. South southeast wind 6 to 11 mph becoming west southwest in the afternoon. Chance of precipitation is 70%.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 47.
Monday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
Monday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46.
Tuesday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 48.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ephraim UT
 39.36°N 111.59°W (Elev. 5564 ft)
Last Update:
12:31 am MDT Aug 28, 2026
Forecast Valid:
12pm MDT Aug 28, 2026-6pm MDT Sep 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation