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

Hazardous Weather Conditions

Current conditions at

St George Regional Airport (KSGU)

Lat: 37.0451°NLon: 113.50561°WElev: 2872.0ft.

Clear

37°C

99°F

Humidity 29%
Wind Speed N 3 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 16°C (61°F)
Visibility 16 km
Heat Index38°C (100°F)
Last update 19 Jul 06:20 PM MDT
Extended Forecast for

Washington UT

Flood Watch July 19, 06:36pm until July 20, 12:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 19, 06:36pm until July 20, 12:00am

    NOW until 12:00am Mon

    Flood Watch

  • Tonight

    Low: 27 °C

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 10 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 39. Light and variable wind becoming west southwest 6 to 11 km/h in the afternoon.

    High: 39 °C

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 27. Southwest wind 8 to 13 km/h becoming light and variable after midnight.

    Low: 27 °C

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 39. Calm wind becoming west southwest 5 to 8 km/h in the afternoon.

    High: 39 °C

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 27. West southwest wind 5 to 10 km/h becoming calm after midnight. Chance of precipitation is 30%.

    Low: 27 °C

    Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny and hot, with a high near 38.

    High: 38 °C

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 27.

    Low: 27 °C

    Slight Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 39.

    High: 39 °C

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 27. South southwest wind 6 to 11 km/h becoming light and variable after midnight.
Monday
A 10 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 39. Light and variable wind becoming west southwest 6 to 11 km/h in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 27. Southwest wind 8 to 13 km/h becoming light and variable after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 39. Calm wind becoming west southwest 5 to 8 km/h in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 27. West southwest wind 5 to 10 km/h becoming calm after midnight. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny and hot, with a high near 38.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 27.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 39.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 27.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 39.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 27.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 40.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Sunny and hot, with a high near 41.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington UT
 37.13°N 113.5°W (Elev. 2799 m)
Last Update:
1:02 pm MDT Jul 19, 2026
Forecast Valid:
6pm MDT Jul 19, 2026-6pm MDT Jul 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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