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Severe Thunderstorms With Heavy Rain from Great Lakes to Mid-Atlantic; Excessive Heat For Central/Southern U.S. to Mid-Atlantic

Severe thunderstorms are possible today into Sunday across the upper Great Lakes region to the northern Mid-Atlantic. Damaging winds, large hail, and flooding will be the primary threats with these storms. Meanwhile, dangerous heat will continue through Sunday across the central and southern U.S. into the Mid-Atlantic. Read More >

Hazardous Weather Conditions

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Fair

74°F

23°C

Humidity 97%
Wind Speed Calm
Barometer 30.03 in (1016.8 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 22 Jul 8:56 pm EDT
Extended Forecast for

St. Augustine Airport FL

  • Tonight

    Tonight: Mostly cloudy, with a low around 74. Southwest wind 5 to 8 mph.

    Mostly Cloudy

    Low: 74 °F

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly between 2pm and 3pm.  Mostly cloudy, with a high near 91. Heat index values as high as 100. Light south wind increasing to 5 to 10 mph in the morning.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    T-storms then
    T-storms
    Likely

    High: 91 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 74. Southwest wind 7 to 9 mph.  Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 74 °F

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 8am.  Partly sunny, with a high near 90. South wind 7 to 9 mph.  Chance of precipitation is 40%.

    Chance
    Showers then
    Chance
    T-storms

    High: 90 °F

  • Monday
    Night

    Monday Night: A chance of thunderstorms before 8pm, then a slight chance of showers after 2am.  Mostly cloudy, with a low around 74. Southwest wind around 8 mph.  Chance of precipitation is 30%.

    Chance
    T-storms then
    Slight Chance
    Showers

    Low: 74 °F

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 8am.  Partly sunny, with a high near 90.

    Chance
    Showers then
    Chance
    T-storms

    High: 90 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 76.

    Chance
    T-storms

    Low: 76 °F

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 90.

    Chance
    T-storms

    High: 90 °F

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 76.

    Slight Chance
    T-storms

    Low: 76 °F

Detailed Forecast

Tonight
Mostly cloudy, with a low around 74. Southwest wind 5 to 8 mph.
Sunday
Showers and thunderstorms likely, mainly between 2pm and 3pm. Mostly cloudy, with a high near 91. Heat index values as high as 100. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 74. Southwest wind 7 to 9 mph. Chance of precipitation is 30%.
Monday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 90. South wind 7 to 9 mph. Chance of precipitation is 40%.
Monday Night
A chance of thunderstorms before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 74. Southwest wind around 8 mph. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 8am. Partly sunny, with a high near 90.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.
Click Map For Forecast
Point Forecast:
St. Augustine Airport FL
 29.95°N 81.35°W
9:15 pm EDT Jul 22, 2017
9pm EDT Jul 22, 2017-6pm EDT Jul 29, 2017
 
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