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

63°F

17°C

Humidity 59%
Wind Speed N 8 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 31 Aug 04:35 AM MDT
Extended Forecast for

Zion NP and Zion Canyon UT

Flood Watch August 31, 04:47am until August 31, 09:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch August 31, 04:47am until August 31, 09:00pm

    NOW until 9:00pm Mon

    Flood Watch

  • Overnight

    Low: 73 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon.  High near 88. East northeast wind 5 to 14 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 88 °F

    Chance
    T-storms then
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am.  Partly cloudy, with a low around 60. East northeast wind 5 to 15 mph.  Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 90. East northeast wind 9 to 15 mph becoming southwest in the afternoon.  Chance of precipitation is 30%.

    High: 90 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. Southwest wind 7 to 11 mph becoming southeast after midnight.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 73. East northeast wind around 11 mph.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 88. East northeast wind 5 to 14 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Partly cloudy, with a low around 60. East northeast wind 5 to 15 mph. Chance of precipitation is 40%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. East northeast wind 9 to 15 mph becoming southwest in the afternoon. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 62. Southwest wind 7 to 11 mph becoming southeast after midnight.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 64.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 91.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Zion NP and Zion Canyon UT
 37.21°N 112.98°W (Elev. 4003 ft)
12:31 am MDT Aug 31, 2026
4am MDT Aug 31, 2026-6pm MDT Sep 6, 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