Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Hazardous Weather Conditions

Current conditions at

KANAB MUNICIPAL AIRPORT (KKNB)

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

NA

64°F

18°C

Humidity 59%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 31 Aug 01:35 AM MDT
Extended Forecast for

3 Miles E Big Water UT

Flood Watch August 31, 01:51am until August 31, 09:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 31, 01:51am until August 31, 09:00pm

    NOW until 9:00pm Mon

    Flood Watch

  • Overnight

    Low: 67 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon.  High near 77. East southeast wind 6 to 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    T-storms then
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 61. West northwest wind around 5 mph becoming light and variable.

    Low: 61 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 81. North wind around 6 mph becoming south in the afternoon.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. Southwest wind 5 to 7 mph.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a low around 67. South southeast wind around 7 mph.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 77. East southeast wind 6 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 40 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 61. West northwest wind around 5 mph becoming light and variable.
Tuesday
A 10 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 81. North wind around 6 mph becoming south in the afternoon.
Tuesday Night
Mostly clear, with a low around 62. Southwest wind 5 to 7 mph.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly clear, with a low around 65.
Friday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 66.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Big Water UT
 37.08°N 111.6°W (Elev. 4524 ft)
12:31 am MDT Aug 31, 2026
1am MDT Aug 31, 2026-6pm MDT Sep 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database