Jacksonville Beach, FL Marine Weather and Tide Forecast
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Marine Weather and Tide Forecast for Jacksonville Beach, FL

April 21, 2024 11:09 PM EDT (03:09 UTC) Change Location
Sunrise 6:49 AM   Sunset 7:58 PM
Moonrise 5:07 PM   Moonset 4:38 AM 
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NOTE: Some of the data on this page has not been verified and should be used with that in mind. It may and occasionally will, be wrong. The tide reports are by xtide and are NOT FOR NAVIGATION.

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Marine Forecasts
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AMZ452 Coastal Waters From Fernandina Beach To St. Augustine Fl Out 20 Nm- Coastal Waters From St. Augustine To Flagler Beach Fl Out 20 Nm- 804 Pm Edt Sun Apr 21 2024

.small craft advisory in effect from Monday morning through Monday evening - .

Rest of tonight - West winds 10 to 15 knots, becoming north after midnight. Seas 2 to 4 feet with a dominant period 7 seconds. Intracoastal waters a moderate chop. A chance of showers with a slight chance of Thunderstorms early.

Monday - North winds 15 to 20 knots. Seas 3 to 5 feet with a dominant period 5 seconds. Intracoastal waters choppy. A slight chance of showers in the morning.

Monday night - Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 4 to 6 feet with a dominant period 6 seconds. Intracoastal waters choppy.

Tuesday - Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 4 to 6 feet with a dominant period 9 seconds. Intracoastal waters a moderate chop.

Tuesday night - Southeast winds 5 to 10 knots, becoming south after midnight. Seas 3 to 5 feet with a dominant period 9 seconds. Intracoastal waters light chop.

Wednesday - Southeast winds 5 to 10 knots. Seas 3 to 4 feet with a dominant period 9 seconds. Intracoastal waters light chop.

Wednesday night - South winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 3 to 4 feet with a dominant period 9 seconds. Intracoastal waters a moderate chop.

Thursday - South winds 5 to 10 knots, becoming southeast in the afternoon. Seas around 3 feet.

Thursday night - Southeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet.

Friday - Southeast winds 5 to 10 knots, becoming east 10 to 15 knots in the afternoon. Seas 2 to 3 feet.

Friday night - Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
winds and waves higher in and near Thunderstorms.

AMZ400 Synopsis For Altamaha Sound Ga To Flagler Beach Fl Out To 60 Nm- 804 Pm Edt Sun Apr 21 2024

Synopsis - A cold front will move across the coastal waters tonight bringing showers and storms. Some storms this evening may produce gusty winds. A surge of northerly winds is expected behind the front beginning late tonight and will lead to small craft advisory conditions developing for much of the local waters on Monday. Winds will decrease and turn onshore Tuesday into Wednesday as high pressure then builds across area waters once again. Another cool front will pass through the waters during the latter part of next week with onshore winds returning by next weekend.

Gulf stream -
the approximate location of the west wall of the gulf stream as of apr 20, 2024 at 1200 utc - .
69 nautical miles east northeast of flagler beach. 73 nautical miles east of saint augustine beach. 87 nautical miles east southeast of jacksonville beach. 105 nautical miles east of st simons island.
this data courtesy of the naval oceanographic office.


7 Day Forecast for Marine Location Near Jacksonville Beach, FL
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Area Discussion for - Jacksonville, FL
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FXUS62 KJAX 220033 AFDJAX

Area Forecast Discussion National Weather Service Jacksonville FL 833 PM EDT Sun Apr 21 2024

New UPDATE

UPDATE
Issued at 833 PM EDT Sun Apr 21 2024

For the latest NE FL and SE GA Daily Key Messages please visit: https:// www.weather.gov/media/jax/briefings/nws-jax-briefing.pdf

Scattered showers and isolated storms along a cold front stretching from the SE GA waters to Suwannee Valley will continue to shift east- southeastward this evening. A few of these storms have produced gusts of 30-40 mph. Convection will continue to wane in the next couple of hours with the loss of daytime heating and then shift into the coastal Atlantic waters. Cool air filters in overnight with low temperatures dipping into the mid 50s to around 60.



NEAR TERM
Issued at 146 PM EDT Sun Apr 21 2024

For the latest NE FL and SE GA Daily Key Messages please visit: https:// www.weather.gov/media/jax/briefings/nws-jax-briefing.pdf

Showers and storms will build across the forecast area this afternoon ahead of an advancing cold front moving in from out of the west, with gusty winds building in from out of the southwest.
Potential for the formation of strong to severe storms will increase this afternoon as the trough ahead of the cold front interacts with diurnal heating this afternoon. Primary threats associated with severe storms today will be damaging winds and hail near 1 inch in diameter. Convection will dissipate and move offshore later tonight with scattered lingering showers clearing out by Monday morning. High temperatures today will occur ahead of the frontal passage with max temps ranging into the upper 80s.
Overnight low temperatures will drop down into the 50s and the lower 60s.

SHORT TERM
(Monday through Tuesday night)
Issued at 146 PM EDT Sun Apr 21 2024

The cold front has made its way south and out of the area, blazing a trail of cooler temperatures in the upper 60s to low 70s behind it. Skies will be partly to mostly cloudy as moisture trails behind the front with 20-35 percent chances of some lingering rain showers and thunderstorms mainly east of Route 301.

Tuesday, Temperatures will begin to warm as high pressure fills in behind the front bringing drier conditions and clear skies.
Temperatures will be in the mid to upper 70s, staying in the lower 70s along the coast.

LONG TERM
(Wednesday through next Sunday)
Issued at 146 PM EDT Sun Apr 21 2024

High pressure ridging settles over the area for wednesday creating clear skies and allow temperatures to continue to increase into the upper 70s to low 80s. A cold front looks to move through the area wednesday evening/Thursday morning but conditions look to be too dry for any precipitation at this time.
Temperatures will continue to warm, getting into the 80s by Thursday with slightly cooler temperatures along the coast only warming slightly by the weekend.

AVIATION
(00Z TAFS)
Issued at 720 PM EDT Sun Apr 21 2024

Scattered showers and storms along a frontal boundary stretching from SSI to Lake City will continue to shift east-southeastward this evening. Rain with gusts of 20-30 kts will come to an end soon at SSI by 00Z and linger at the NE FL sites through 03-05Z.
MVFR ceilings and north-northwesterly winds build across the TAF sites in the wake of the front tonight. Ceilings lift after 09-12Z. A surge of northerly winds develops Monday afternoon bringing gusts of 20 kts for coastal TAF sites.

MARINE
Issued at 146 PM EDT Sun Apr 21 2024

A cold front will approach the area waters today and will bring increased offshore winds and a chance of afternoon and evening thunderstorms. The front will enter the southeast Georgia waters late this afternoon and move through the rest of the coastal waters tonight. A surge of northerly winds is expected behind the front tonight and will lead to small craft advisories for most of the area waters beginning on Monday. Winds will decrease and turn onshore Tuesday to Wednesday as high pressure then builds across area waters once again. Another cool front will pass through the waters during the latter part of next week with onshore winds returning by next weekend.

Rip Currents: A low-end moderate risk of rip currents for northeast FL beaches today with surf up to 2 to near 3 ft based on swells of 2 ft at 11 seconds. Increased threat of rip currents and long shore currents expected Monday due to the gusty northerly winds.

PRELIMINARY POINT TEMPS/POPS
AMG 54 71 47 77 / 10 0 0 0 SSI 56 69 55 72 / 30 10 0 0 JAX 57 71 52 74 / 80 10 0 0 SGJ 60 71 58 74 / 70 10 0 0 GNV 58 74 50 79 / 70 0 0 0 OCF 60 76 52 80 / 30 0 0 0

JAX WATCHES/WARNINGS/ADVISORIES
FL...None.
GA...None.
AM...Small Craft Advisory from 11 AM to 8 PM EDT Monday for AMZ452- 454.

Small Craft Advisory from 8 AM Monday to 3 PM EDT Tuesday for AMZ470-472-474.




Weather Reporting Stations
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Stations Dist Age Wind Air TempWater Temp WavesinHgDewPt
LTJF1 8 mi51 min 66°F 65°F
MYPF1 - 8720218 - Mayport (Bar Pilots Dock), FL 8 mi51 min NW 13G16 65°F 70°F29.98
BLIF1 11 mi51 min NNW 11G13 66°F 29.9866°F
DMSF1 12 mi51 min 74°F
JXUF1 14 mi51 min 76°F
NFDF1 16 mi51 min NW 2.9G5.1 64°F 29.9764°F
BKBF1 19 mi51 min NNW 4.1G8 65°F 29.96
41117 25 mi69 min 73°F3 ft
FRDF1 - 8720030 - Fernandina Beach, FL 27 mi51 min NW 6G12 65°F 72°F29.96
41112 - Offshore Fernandina Beach, FL (132) 29 mi69 min 65°F 70°F3 ft
SAUF1 - St. Augustine, FL 30 mi69 min W 6G8 67°F 72°F29.9667°F
KBMG1 34 mi51 min 64°F 29.98
GTXF1 - Guana Tolomato Matanzas Reserve, FL 44 mi84 min W 5.1 73°F 29.9867°F


Wind History for I-295 Bridge, St Johns River, FL
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Airport Reports
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AirportDistAgeWind ktVisSkyWeatherTempDewPtRHinHg
KNRB MAYPORT NS (ADM DAVID L MCDONALD FIELD),FL 8 sm17 minNNW 1010 smOvercast66°F61°F83%29.97
KCRG JACKSONVILLE EXECUTIVE AT CRAIG,FL 9 sm16 minNNW 1110 smOvercast64°F61°F88%29.98
KNIP JACKSONVILLE NAS (TOWERS FLD),FL 17 sm16 minNW 1110 smOvercast66°F63°F88%29.98
KJAX JACKSONVILLE INTL,FL 22 sm13 minNNW 0710 smOvercast63°F61°F94%29.98
KFHB FERNANDINA BEACH MUNI,FL 23 sm14 minNNW 0810 smOvercast63°F59°F88%29.99
KSGJ NORTHEAST FLORIDA RGNL,FL 23 sm13 minNW 0710 smOvercast66°F64°F94%29.98
KHEG HERLONG RECREATIONAL,FL 24 sm14 minNNW 0910 smOvercast63°F61°F94%30.00
Link to 5 minute data for KNRB


Wind History from NRB
(wind in knots)
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Tide / Current for Jacksonville Beach, Florida
   
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Jacksonville Beach
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Sun -- 01:19 AM EDT     0.56 feet Low Tide
Sun -- 05:38 AM EDT     Moonset
Sun -- 06:51 AM EDT     Sunrise
Sun -- 07:10 AM EDT     4.94 feet High Tide
Sun -- 01:29 PM EDT     0.48 feet Low Tide
Sun -- 06:06 PM EDT     Moonrise
Sun -- 07:37 PM EDT     5.35 feet High Tide
Sun -- 07:57 PM EDT     Sunset
Tide / Current data from XTide NOT FOR NAVIGATION
Sorry tide depth graphs only, please select another station.

Jacksonville Beach, Florida, Tide feet
12
am
1.1
1
am
0.6
2
am
0.7
3
am
1.4
4
am
2.5
5
am
3.6
6
am
4.5
7
am
4.9
8
am
4.8
9
am
4.1
10
am
3.1
11
am
2.1
12
pm
1.1
1
pm
0.5
2
pm
0.6
3
pm
1.2
4
pm
2.3
5
pm
3.5
6
pm
4.6
7
pm
5.2
8
pm
5.3
9
pm
4.8
10
pm
3.9
11
pm
2.8



Tide / Current for St. Johns River Entrance, Florida Current
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St. Johns River Entrance
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Sun -- 12:55 AM EDT     -1.86 knots Max Ebb
Sun -- 04:01 AM EDT     0.00 knots Slack
Sun -- 05:38 AM EDT     Moonset
Sun -- 06:44 AM EDT     1.64 knots Max Flood
Sun -- 06:51 AM EDT     Sunrise
Sun -- 09:34 AM EDT     -0.00 knots Slack
Sun -- 12:39 PM EDT     -1.89 knots Max Ebb
Sun -- 04:04 PM EDT     0.00 knots Slack
Sun -- 06:06 PM EDT     Moonrise
Sun -- 06:53 PM EDT     1.97 knots Max Flood
Sun -- 07:57 PM EDT     Sunset
Sun -- 10:04 PM EDT     -0.01 knots Slack
Tide / Current data from XTide NOT FOR NAVIGATION
Sorry tide depth graphs only, please select another station.

St. Johns River Entrance, Florida Current, knots
12
am
-1.8
1
am
-1.9
2
am
-1.7
3
am
-1
4
am
-0
5
am
1
6
am
1.5
7
am
1.6
8
am
1.4
9
am
0.7
10
am
-0.5
11
am
-1.4
12
pm
-1.8
1
pm
-1.9
2
pm
-1.7
3
pm
-1.1
4
pm
-0.1
5
pm
1
6
pm
1.8
7
pm
2
8
pm
1.8
9
pm
1.2
10
pm
0.1
11
pm
-1.1




Weather Map
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GEOS Local Image of southeast   
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Jacksonville, FL,



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