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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

KANAB MUNICIPAL AIRPORT (KKNB)

Lat: 37.01°NLon: 112.53°WElev: 4865.0ft.

NA

75°F

24°C

Humidity 47%
Wind Speed NE 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 12:15 AM MDT
Extended Forecast for

Big Water UT

  • Overnight

    Overnight: Partly cloudy, with a low around 73. West wind 3 to 5 mph.

    Low: 73 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 99. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 99 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. West northwest wind 5 to 7 mph.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 99. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 99 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. Southwest wind 5 to 8 mph.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Isolated showers and thunderstorms after noon. Mostly sunny, with a high near 97. Chance of precipitation is 10%.

    High: 97 °F

    Mostly Sunny
    then Isolated
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 73. West wind 3 to 5 mph.
Saturday
Sunny, with a high near 99. Light and variable wind becoming west around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 73. West northwest wind 5 to 7 mph.
Sunday
Sunny, with a high near 99. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 72. Southwest wind 5 to 8 mph.
Monday
Isolated showers and thunderstorms after noon. Mostly sunny, with a high near 97. Chance of precipitation is 10%.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
Sunny, with a high near 97.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny, with a high near 99.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Mostly clear, with a low around 71.
Friday
Sunny and hot, with a high near 100.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Big Water UT
 37.09°N 111.66°W (Elev. 3996 ft)
Last Update:
12:31 am MDT Aug 22, 2026
Forecast Valid:
12am MDT Aug 22, 2026-6pm MDT Aug 28, 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