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Severe Thunderstorms over the Plains, Heavy Rain Threat Continues over Portions of the Mississippi Valley

Heavy rainfall with localized flooding will remain possible over portions of the Mississippi Valley and the Plains through midweek. In addition, severe thunderstorms will be possible over the southern and central Plains. Some of the storms could contain damaging winds and large hail. Read More >

Hazardous Weather Conditions

Current conditions at

Mayport Naval Station - Adm David L. McDonald Field (KNRB)

Lat: 30.4°NLon: 81.42°WElev: 13ft.

Fair

83°F

28°C

Humidity 82%
Wind Speed W 6 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 17 Aug 2:52 am EDT
Extended Forecast for

Jacksonville Beach FL

  • Overnight

    Overnight: Partly cloudy, with a low around 77. Southwest wind around 8 mph.

    Partly Cloudy

    Low: 77 °F

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Mostly sunny, with a high near 89. Heat index values as high as 102. West wind 6 to 8 mph becoming south in the afternoon.

    Mostly Sunny
    then Chance
    T-storms

    High: 89 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm.  Mostly cloudy, with a low around 78. South wind 7 to 11 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    T-storms
    Likely then
    Slight Chance
    T-storms

    Low: 78 °F

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after 9am.  Partly sunny, with a high near 89. Heat index values as high as 100. Southwest wind 5 to 8 mph becoming southeast in the afternoon.

    Chance
    T-storms

    High: 89 °F

  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 3am.  Mostly cloudy, with a low around 77. South wind around 9 mph.

    Chance
    T-storms

    Low: 77 °F

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 9am.  Partly sunny, with a high near 89.

    Chance
    T-storms

    High: 89 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 79.

    Chance
    T-storms

    Low: 79 °F

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 88.

    Chance
    T-storms

    High: 88 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 79.

    Chance
    T-storms

    Low: 79 °F

Detailed Forecast

Overnight
Partly cloudy, with a low around 77. Southwest wind around 8 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 89. Heat index values as high as 102. West wind 6 to 8 mph becoming south in the afternoon.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 78. South wind 7 to 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 9am. Partly sunny, with a high near 89. Heat index values as high as 100. Southwest wind 5 to 8 mph becoming southeast in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 77. South wind around 9 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 9am. Partly sunny, with a high near 89.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 79.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 79.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 79.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Click Map For Forecast
Point Forecast:
Jacksonville Beach FL
 30.3°N 81.39°W
2:15 am EDT Aug 17, 2017
3am EDT Aug 17, 2017-6pm EDT Aug 23, 2017
 
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