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

Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Hazardous Weather Conditions

Current conditions at

St George Regional Airport (KSGU)

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

Partly Cloudy

79°F

26°C

Humidity 14%
Wind Speed SW 26 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 16 Apr 03:35 PM MDT
Extended Forecast for

Saint George UT

Wind Advisory April 16, 09:00pm until April 17, 09:00am
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 42. Southwest wind 11 to 17 mph becoming east northeast after midnight. Winds could gust as high as 30 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 66. East southeast wind 6 to 9 mph becoming north northeast in the afternoon.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. North wind 5 to 7 mph becoming calm after midnight.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Calm wind becoming east around 6 mph in the afternoon.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. East northeast wind 3 to 8 mph.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. Southwest wind 11 to 17 mph becoming east northeast after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 66. East southeast wind 6 to 9 mph becoming north northeast in the afternoon.
Friday Night
Mostly clear, with a low around 40. North wind 5 to 7 mph becoming calm after midnight.
Saturday
Sunny, with a high near 77. Calm wind becoming east around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 48. East northeast wind 3 to 8 mph.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Mostly cloudy, with a low around 56.
Monday
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint George UT
 37.07°N 113.57°W (Elev. 2703 ft)
Last Update:
12:31 pm MDT Apr 16, 2026
Forecast Valid:
3pm MDT Apr 16, 2026-6pm MDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation