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

Heavy Rainfall for the Great Lakes and Mid-Atlantic Today; Hot Temperatures in Southern California

A slow moving cold front will gradually progress through the eastern third of the U.S. today through Thursday with possible severe weather and heavy rainfall which may bring flash flooding. Moderate Risks for excessive rainfall have been issued for the central Great Lakes into the central Appalachians, and Pennsylvania today and Thursday. A Heat Advisory is in effect for southern California. Read More >

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Partly Cloudy

85°F

29°C

Humidity 75%
Wind Speed SE 15 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 22 Sep 1:56 pm EDT
Extended Forecast for

St. Augustine Airport FL

  • This
    Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 86. South wind around 8 mph.

    Chance
    Showers

    High: 86 °F

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 71. South wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Showers
    Likely

    Low: 71 °F

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 80. North wind 9 to 11 mph.

    Decreasing
    Clouds

    High: 80 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 69. North wind around 8 mph.

    Mostly Clear

    Low: 69 °F

  • Friday

    Friday: Sunny, with a high near 81. North wind 8 to 10 mph.

    Sunny

    High: 81 °F

  • Friday
    Night

    Friday Night: Clear, with a low around 71.

    Clear

    Low: 71 °F

  • Saturday

    Saturday: Sunny, with a high near 82.

    Sunny

    High: 82 °F

  • Saturday
    Night

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

    Mostly Clear

    Low: 71 °F

  • Sunday

    Sunday: Sunny, with a high near 82.

    Sunny

    High: 82 °F

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 86. South wind around 8 mph.
Tonight
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 71. South wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 80. North wind 9 to 11 mph.
Thursday Night
Mostly clear, with a low around 69. North wind around 8 mph.
Friday
Sunny, with a high near 81. North wind 8 to 10 mph.
Friday Night
Clear, with a low around 71.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Sunny, with a high near 83.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
St. Augustine Airport FL
 29.97°N 81.32°W
Last Update:
1:51 pm EDT Sep 22, 2021
Forecast Valid:
2pm EDT Sep 22, 2021-6pm EDT Sep 28, 2021
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation