St. Augustine, FL Marine Weather and Tide Forecast
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Marine Weather and Tide Forecast for St. Augustine, FL

May 6, 2024 2:42 AM EDT (06:42 UTC) Change Location
Sunrise 6:36 AM   Sunset 8:08 PM
Moonrise 4:27 AM   Moonset 5:46 PM 
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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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AMZ454 Expires:202405062130;;707131 Fzus52 Kjax 060631 Cwfjax
coastal waters forecast for northeast florida/southeast georgia national weather service jacksonville fl 231 am edt Mon may 6 2024
atlantic coastal waters from altamaha sound ga to flagler beach fl out to 60 nm.
seas are provided as a range of the average height of the highest 1/3 of the waves, along with the occasional height of the average highest 1/10 of the waves.
amz450-452-454-062130- coastal waters from altamaha sound to fernandina beach fl out 20 nm- coastal waters from fernandina beach to st. Augustine fl out 20 nm- coastal waters from st. Augustine to flagler beach fl out 20 nm- 231 am edt Mon may 6 2024

Today - Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. Intracoastal waters a moderate chop.

Tonight - South winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. Intracoastal waters a moderate chop. A slight chance of showers in the evening.

Tuesday - South winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. Intracoastal waters a moderate chop.

Tuesday night - South winds 10 to 15 knots, becoming southwest 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave detail: south 3 feet at 5 seconds. Intracoastal waters a moderate chop.

Wednesday - Southwest winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. Intracoastal waters a moderate chop.

Wednesday night - Southwest winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: southeast 3 feet at 5 seconds. Intracoastal waters a moderate chop.

Thursday - South winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop.

Thursday night - Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. A chance of showers with a slight chance of Thunderstorms.

Friday - West winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. Showers likely with a chance of Thunderstorms.

Friday night - West winds 15 to 20 knots, becoming northwest 10 to 15 knots after midnight. Seas 2 to 3 feet. Intracoastal waters choppy. A chance of showers and Thunderstorms.
winds and waves higher in and near Thunderstorms.

AMZ400 Synopsis For Altamaha Sound Ga To Flagler Beach Fl Out To 60 Nm- 231 Am Edt Mon May 6 2024

Synopsis -
high pressure ridge will gradually shift south through midweek with offshore winds developing. Evening southerly wind surges with lead to cautionary conditions for small craft each night until a cold front arrives a passes Friday. Offshore winds will increase Friday ahead of a frontal passage Friday night into Saturday. Breif period of strong northerly winds in the wake of the front Friday night into Saturday.


Gulf stream -
the approximate location of the west wall of the gulf stream as of may 04, 2024 at 1200 utc - .
64 nautical miles east of flagler beach. 73 nautical miles east of saint augustine beach. 90 nautical miles east southeast of jacksonville beach. 101 nautical miles east of st simons island.
this data courtesy of the naval oceanographic office.


7 Day Forecast for Marine Location Near St. Augustine, FL
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Area Discussion for - Jacksonville, FL
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FXUS62 KJAX 060637 AFDJAX

Area Forecast Discussion National Weather Service Jacksonville FL 237 AM EDT Mon May 6 2024


NEAR TERM
through Tonight...

Quiet conditions thus far as high clouds begin to increase ahead pf the upstream shortwave eastward across the Southeast today. Despite the high clouds, patchy fog development remains possible until daybreak across the Suwannee Valley and far inland areas of SE GA.

Diurnal heating will be initially delayed by cloud cover but highs will climb into the upper 80s and to near 90 once again today. This will yield sufficient daytime instability and support a mix of scattered showers and t'storms along the east and west coast sea breeze. Storm motions will be slow once again today, elevating the localized flood threat. The corridor of highest coverage of convection will be between the I-75 and Highway 301 roadways. A secondary focus will be along the St Johns River where sea breeze and river breeze interact. Potential for strong wind gusts up to 50 mph will also be possible with the more robust pulses - likely along merging outflows. Like the last several days, daytime convection will fizzle after sundown and fade away before midnight. Lows will generally be in the upper 60s but the coastline will likely hover near 70. Cloud cover will clear to the east and promote the potential for radiative cooling and patchy fog development Monday night across the Suwannee Valley.

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

SHORT TERM
(Tuesday through Wednesday night)

Convective developments will become more inhibited on Tuesday and Wednesday as high pressure ridging dominates the weather pattern through midweek. Diurnal showers and storms developments for Tuesday and Wednesday will be most likely along the afternoon sea breeze boundaries and areas of convergence. High temperatures will reach up into the lower to mid 90s through midweek with overnight low temperatures dropping down into the mid to upper 60s over inland areas and in the lower 70s along the coast. Early morning patchy to locally dense fog developments are possible through this period, with areas west of the I-95 corridor as most likely to be affected.

LONG TERM
(Thursday through Sunday)

Initially dry weather conditions will give way to showers and thunderstorms by the end of the week as a short wave ahead of an advancing cold front moves into Georgia and northeast Florida.
Timing and positioning of frontal boundary for the weekend is showing some discrepancies between forecast models at this time.
Temperatures will rise into the mid 90s for the latter portion of the week with temps potentially reaching record seasonal levels before the weekend. Cooler temperatures are possible for Saturday and Sunday, depending on the placement of the cold front boundary.

AVIATION
(06Z TAFS)
Issued at 133 AM EDT Mon May 6 2024

VFR prevails through the overnight hours with the exception of KVQQ where the notorious "swamp" mist will develop as winds calm toward daybreak. Forecast mirrors yesterday's weather with scattered showers and storms forming along the afternoon sea breezes. Confidence is a bit lower than this time yesterday regarding timing, so opted for PROB mentions of TSRA at airfields west of I-95. Potential for showers to continue to drift back toward the east after 00z but TSRA potential is quite low. Winds will be initially SE, turning E with the sea breeze around 10 kts, then back to the SE during the evening.

MARINE

High pressure ridge will gradually shift south through midweek with offshore winds developing. Evening southerly wind surges with lead to cautionary conditions for small craft each night until a cold front arrives a passes Friday. Offshore winds will increase Friday ahead of a frontal passage Friday night into Saturday. Brief period of strong winds in the wake of the front may require Small Craft Advisory headlines Friday night into Saturday.

Rip Currents: Moderate risk at area beaches through Tuesday. Risk will lower as winds shift offshore Wednesday and Thursday.

CLIMATE
Issued at 231 PM EDT Sun May 5 2024

Daily record Maximum Temperatures at the local climate sites for...

Tuesday May 7th
JAX 94/1977
CRG 94/1977
GNV 96/1955
AMG 93/1962

Wednesday May 8th
JAX 96/1959
CRG 93/1977
GNV 97/1955
AMG 95/1962

Thursday May 9th
JAX 96/1962
CRG 93/2008
GNV 95/2011
AMG 95/1962

Friday May 10th
JAX 94/2017
CRG 95/2003
GNV 95/2011
AMG 95/2011

PRELIMINARY POINT TEMPS/POPS
AMG 90 67 92 69 / 40 30 10 0 SSI 85 70 87 70 / 20 20 10 0 JAX 89 67 92 68 / 30 20 10 0 SGJ 87 68 90 69 / 20 10 10 0 GNV 89 65 92 66 / 50 40 20 0 OCF 90 67 92 67 / 40 30 20 0

JAX WATCHES/WARNINGS/ADVISORIES
FL...None.
GA...None.
AM...None.




Weather Reporting Stations
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Stations Dist Age Wind Air TempWater Temp WavesinHgDewPt
SAUF1 - St. Augustine, FL 3 mi103 min SSE 11G13 76°F 78°F30.0676°F
41117 15 mi107 min 75°F3 ft
GTXF1 - Guana Tolomato Matanzas Reserve, FL 16 mi118 min S 2.9 74°F 30.1270°F
BKBF1 30 mi79 min SSE 8.9G12 75°F 30.04
LTJF1 35 mi73 min 75°F 74°F
JXUF1 36 mi79 min 79°F
MYPF1 - 8720218 - Mayport (Bar Pilots Dock), FL 36 mi73 min S 5.1G8.9 75°F 77°F30.07
BLIF1 37 mi73 min S 7G11 75°F 30.0675°F
DMSF1 37 mi79 min 78°F
NFDF1 40 mi73 min S 5.1G6 75°F 30.0674°F
41069 49 mi95 min 76°F


Wind History for I-295 Bridge, St Johns River, FL
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Airport Reports
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AirportDistAgeWind ktVisSkyWeatherTempDewPtRHinHg
KSGJ NORTHEAST FLORIDA RGNL,FL 6 sm46 minS 0410 smClear73°F72°F94%30.07
Link to 5 minute data for KSGJ


Wind History from SGJ
(wind in knots)
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Tide / Current for State Road 312, Matanzas River, Florida
   
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Tide / Current data from XTide NOT FOR NAVIGATION
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State Road 312, Matanzas River, Florida, Tide feet



Tide / Current for Crescent Beach, Matanzas River, Florida
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Tide / Current data from XTide NOT FOR NAVIGATION
Sorry tide depth graphs only, please select another station.

Crescent Beach, Matanzas River, Florida, Tide feet



Weather Map
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GEOS Local Image of southeast   
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Jacksonville, FL,




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