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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Logan-Cache Airport (KLGU)

Lat: 41.78652°NLon: 111.85187°WElev: 4446.0ft.

Partly Cloudy

57°F

14°C

Humidity 71%
Wind Speed NW 5 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 17 Sep 04:20 AM MDT
Extended Forecast for

Clarkston UT

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 58. Light northwest wind.

    Low: 58 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 3pm, then a slight chance of showers and thunderstorms after 3pm. High near 79. South southwest wind 5 to 8 mph becoming east southeast in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before midnight, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 53. South southeast wind 5 to 7 mph becoming north northwest in the evening. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms likely, mainly before noon, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 75. Light south southwest wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 47. West southwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 60%.

    Low: 47 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70. Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 58. Light northwest wind.
Thursday
Showers and possibly a thunderstorm, mainly before 3pm, then a slight chance of showers and thunderstorms after 3pm. High near 79. South southwest wind 5 to 8 mph becoming east southeast in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms likely, mainly before midnight, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 53. South southeast wind 5 to 7 mph becoming north northwest in the evening. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely, mainly before noon, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 75. Light south southwest wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 47. West southwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70. Chance of precipitation is 40%.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Clarkston UT
 41.93°N 112.04°W (Elev. 4839 ft)
Last Update:
12:31 am MDT Sep 17, 2026
Forecast Valid:
4am MDT Sep 17, 2026-6pm MDT Sep 23, 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