Long Duration Nor'Easter Begins Thursday - Updated Briefing

Northeasterly winds will strengthen on Thursday, with strong winds continuing through the weekend. Gale Watches have been posted for the Atlantic Waters. Widespread moderate flooding is likely during times of high tide along the Atlantic coast and within the St. Johns River basin, and Coastal Flood Watches will likely be issued on Wednesday afternoon. Please monitor this briefing for updates! 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.

Mostly Cloudy

79°F

26°C

Humidity	82%
Wind Speed	NE 9 mph
Barometer	30.02 in (1016.6 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	82°F (28°C)
Last update	8 Oct 6:52 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Jacksonville Beach FL

Coastal Flood Watch October 9, 08:00am until October 12, 06:00am

High Surf Advisory October 9, 02:00pm until October 12, 06:00am

Wind Advisory October 9, 02:00pm until October 12, 05:00am

Coastal Flood Advisory October 8, 07:04pm until October 9, 08:00am

Click here for hazard details and duration

Coastal Flood Watch

High Surf Advisory

Wind Advisory

Coastal Flood Advisory

Coastal Flood Advisory October 8, 07:04pm until October 9, 08:00am
NOW until 8:00am Thu
Coastal Flood Advisory
Tonight
Low: 75 °F
Mostly Cloudy
Thursday
High: 79 °F
Very Windy.
Chance
T-storms then
Showers
Likely
Thursday Night
Low: 73 °F
Showers
Likely and
Very Windy
Friday
High: 75 °F
Heavy Rain
and Very
Windy
Friday Night
Low: 71 °F
Showers
Likely and
Damaging
Winds
Saturday
High: 74 °F
Chance
Showers and
Very Windy
Saturday Night
Low: 68 °F
Very Windy.
Slight Chance
Showers then
Partly Cloudy
Sunday
High: 75 °F
Sunny and
Very Windy

Detailed Forecast

Tonight

Mostly cloudy, with a low around 75. Northeast wind around 14 mph, with gusts as high as 17 mph.

Thursday

A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 79. Very windy, with a northeast wind 18 to 23 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 73. Very windy, with a northeast wind 30 to 38 mph, with gusts as high as 44 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Friday

Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 75. Very windy, with a northeast wind 34 to 36 mph, with gusts as high as 44 mph. Chance of precipitation is 70%.

Friday Night

Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. Strong and damaging winds, with a northeast wind around 40 mph, with gusts as high as 48 mph. Chance of precipitation is 60%.

Saturday

A 30 percent chance of showers and thunderstorms, mainly before 2pm. Mostly cloudy, with a high near 74. Very windy.

Saturday Night

A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 68. Very windy.

Sunday

Sunny, with a high near 75. Very windy.

Sunday Night

Mostly clear, with a low around 67. Breezy.

Columbus Day

Sunny, with a high near 77. Breezy.

Monday Night

Mostly clear, with a low around 68. Breezy.