488
FXUS62 KJAX 181405
AFDJAX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
905 AM EST MON NOV 18 2024
..NEW UPDATE, HYDROLOGY
UPDATE
ISSUED AT 905 AM EST MON NOV 18 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
HAVE UPDATED THE COASTAL FLOOD ADVISORY THIS MORNING. SEE HYDRO
SECTION FOR MORE DETAILS.
NEAR TERM
ISSUED AT 148 AM EST MON NOV 18 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
HIGH PRESSURE AT THE SURFACE AND ALOFT WILL REMAIN OVER THE AREA THROUGH
TONIGHT. THIS WILL RESULT IN SUNSHINE AND LIGHT WINDS. HIGH TEMPERATURES
TODAY WILL BE IN THE MID 70S COAST, 75-80 RANGE INLAND, ABOVE NORMAL FOR
THIS TIME OF YEAR.
SHORT TERM
(TUESDAY THROUGH WEDNESDAY NIGHT)
ISSUED AT 148 AM EST MON NOV 18 2024
MOISTURE SLOWLY BUILDS INTO THE AREA TUESDAY AHEAD OF A COLD FRONT
MOVING IN FROM THE WEST. THIS INCREASE IN MOISTURE WILL INCREASE
CHANCES FOR PRECIPITATION AS THE COLD FRONT APPROACHES AND PUSHES
THROUGH THE REGION. CHANCES FOR RAIN WILL START OVER INLAND
SOUTHEAST GEORGIA BEGINNING AROUND THE AFTERNOON TO EVENING HOURS
AND SLOWLY MOVE FROM THE NORTHWEST TO THE SOUTHEAST ACROSS
NORTHEAST FLORIDA OVERNIGHT AND INTO WEDNESDAY MORNING. RAIN
CHANCES WILL BEGIN TO DECREASE AS DRY AIR FILLS IN BEHIND THE COLD
FRONT WEDNESDAY AFTERNOON AND INTO THE EVENING HOURS.
DAYTIME HIGH TEMPERATURES TUESDAY WILL BE IN THE MID TO UPPER 70S
OVER SOUTHEAST GEORGIA, REACHING INTO THE LOW 80S OVER NORTHEAST
FLORIDA. TUESDAY NIGHT, LOW TEMPERATURES WILL DIP INTO THE 60S
AREA WIDE. WEDNESDAY, HIGH TEMPERATURES COOL SLIGHTLY INTO THE MID
TO UPPER 70S BUT DROP INTO THE MID 40S TO LOW 50S WEDNESDAY NIGHT.
LONG TERM
(THURSDAY THROUGH SUNDAY)
ISSUED AT 148 AM EST MON NOV 18 2024
DRY AIR FILLS IN BEHIND THE COLD FRONT LEAVING VERY LITTLE
MOISTURE IN ITS WAKE. EXPECT MOSTLY SUNNY SKIES WITH A FEW CLOUDS
HERE AND THERE AT TIMES. WINDS OUT OF THE WEST-NORTHWEST LOOK TO
BE A BIT BREEZY FOR THE REST OF THE WEEK, BECOMING CALMER OVER THE
WEEKEND. DAYTIME HIGH TEMPERATURES WILL BE IN THE 60S AREA WIDE
BUT SHOULD WARM UP SLIGHTLY BY THE FOLLOWING WEEK. OVERNIGHT LOWS
WILL BE IN THE 40S, POSSIBLY TOUCHING INTO THE 30S AT SOME INLAND
LOCATIONS.
AVIATION
(12Z TAFS)
ISSUED AT 540 AM EST MON NOV 18 2024
FOG HAS BEEN QUITE PATCHY EARLY THIS MORNING. EXPECTING MOSTLY
SUNNY SKIES TODAY WITH FAIRLY LIGHT E TO SE WINDS THROUGH TONIGHT.
MARINE
ISSUED AT 148 AM EST MON NOV 18 2024
HIGH PRESSURE WILL REMAIN OVER THE WATERS THROUGH TUESDAY, RESULTING IN
FAIRLY LIGHT WINDS AND LOW SEAS. THE HIGH MOVES EAST OF THE WATERS
WEDNESDAY, RESULTING IN AN INCREASE IN SOUTHERLY WINDS. A STRONG COLD
FRONT WILL APPROACH THE WATERS FROM THE NORTHWEST WEDNESDAY, THEN
MOVE ACROSS THE WATERS WEDNESDAY NIGHT AND BE WELL SOUTH OF THE
WATERS THURSDAY. HIGH PRESSURE WILL APPROACH THE AREA FROM THE
WEST ON FRIDAY. A TIGHT PRESSURE GRADIENT WILL EXIST ACROSS THE
WATERS THURSDAY AND FRIDAY, SUPPORTING ADVISORY-LEVEL WINDS.
RIP CURRENTS: MODERATE RISK TODAY AND TUESDAY.
HYDROLOGY
ISSUED AT 905 AM EST MON NOV 18 2024
PREVIOUS HIGH TIDE CYCLE PEAKED IN ACTION STAGE FOR PORTIONS OF
THE ST. JOHNS RIVER MAINLY NORTH OF RACY POINT. HAVE ENDED THE
COASTAL FLOOD ADVISORY FOR DUVAL AND CLAY COUNTIES. DUE TO TRAPPED
TIDES, PORTIONS OF THE ST. JOHNS RIVER AND ITS TRIBUTARIES ARE
ANTICIPATED TO STILL PEAK INTO MINOR FLOOD STAGE OVER THE NEXT
COUPLE OF HIGH TIDE CYCLES ESPECIALLY IN EASTERN PUTNAM COUNTY.
PRELIMINARY POINT TEMPS/POPS
AMG 77 54 77 62 / 0 0 20 60
SSI 74 62 78 66 / 0 0 0 50
JAX 78 58 81 66 / 0 0 0 50
SGJ 76 62 81 67 / 0 0 0 40
GNV 79 57 81 65 / 0 0 0 60
OCF 80 58 83 66 / 0 0 0 50
JAX WATCHES/WARNINGS/ADVISORIES
FL...COASTAL FLOOD ADVISORY UNTIL 4 AM EST TUESDAY FOR FLZ033-038-137.
GA...NONE.
AM...NONE.
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