Alert archive / Florida / Coastal Flood Statements in 2009

Coastal Flood Statement 1, NWS Tallahassee, FL

April 14, 20095 counties in Florida

NWS Tallahassee, FL issued this coastal flood statement at Apr 14, 2009, 12:21 PM EDT for 5 counties in Florida. It was in force for 116 min.

The area

The counties it named.

The facts

Issued
Apr 14, 2009, 12:21 PM EDT (16:21 UTC)
Expired
Apr 14, 2009, 2:17 PM EDT
In force
116 min
Issued by
NWS Tallahassee, FL

Counties Dixie County, FL, Franklin County, FL, Jefferson County, FL, Taylor County, FL, Wakulla County, FL

The radar

The Tallahassee radar (KTLH), 56 km from the middle of the area, began a volume at 16:23 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 4.4 hours before the alert went out and 226 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Jacksonville, FL at 12:00Z on 2009-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 445 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jacksonville, FL at 12:00Z on 2009-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 464 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
445 J/kg
Mixed-layer CIN
-154 J/kg
Mixed-layer LCL
867 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
464 m²/s²
0-3 km storm-relative helicity
680 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this coastal flood statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tallahassee, FL wrote its last area forecast discussion before this coastal flood statement went out at Apr 14, 9:58 AM EDT, 2 hours 23 minutes earlier.

Area forecast discussion, Apr 14, 9:58 AM EDT, 2 hours 23 minutes before
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Hazardous weather outlook, Apr 14, 4:04 AM EDT, 8 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TALLAHASSEE FL
404 AM EDT TUE APR 14 2009

ALZ065>069-FLZ007>019-026>029-034-GAZ120>131-142>148-155>161-
GMZ730-750-755-765-770-775-150815-
COFFEE-DALE-HENRY-GENEVA-HOUSTON-INLAND WALTON-COASTAL WALTON-
HOLMES-WASHINGTON-JACKSON-BAY-CALHOUN-GULF-FRANKLIN-GADSDEN-LEON-
JEFFERSON-MADISON-LIBERTY-WAKULLA-TAYLOR-LAFAYETTE-DIXIE-QUITMAN-
CLAY-RANDOLPH-TERRELL-DOUGHERTY-LEE-WORTH-TURNER-TIFT-BEN HILL-
IRWIN-EARLY-MILLER-BAKER-MITCHELL-COLQUITT-COOK-BERRIEN-SEMINOLE-
DECATUR-GRADY-THOMAS-BROOKS-LOWNDES-LANIER-
APALACHEE BAY OR COASTAL WATERS FROM KEATON BEACH TO OCHLOCKONEE
RIVER FL OUT TO 20 NM-
COASTAL WATERS FROM APALACHICOLA TO DESTIN FL OUT 20 NM-
COASTAL WATERS FROM  OCHLOCKONEE RIVER TO APALACHICOLA FL OUT TO
20 NM-
COASTAL WATERS FROM  SUWANNEE RIVER TO KEATON BEACH OUT 20 NM-
WATERS FROM APALACHICOLA TO DESTIN FL FROM 20 TO 60 NM-
WATERS FROM  SUWANNEE RIVER TO APALACHICOLA FL FROM 20 TO 60 NM-
404 AM EDT TUE APR 14 2009 /304 AM CDT TUE APR 14 2009/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST ALABAMA...
SOUTHWEST AND SOUTH CENTRAL GEORGIA...AND THE FLORIDA BIG BEND
AND PANHANDLE...AND ADJACENT COASTAL WATERS.

.DAY ONE...TONIGHT...

...HEAVY RAIN POTENTIAL ACROSS THE EASTERN MOST ZONES EARLY TODAY...

AS THE COLD FRONT EXITS FROM WEST TO EAST THROUGH THIS MORNING...
SOME SHOWERS AND THUNDERSTORMS WITH BRIEF HEAVY RAIN WILL LINGER
ACROSS THE SOUTHEAST THIRD OF THE FORECAST AREA..ESPECIALLY THE
SOUTHEAST BIG BEND. THEN...CLEARING WILL OCCUR FROM WEST TO EAST
THROUGHOUT THE DAY WITH A COOLER AND DRIER AIRMASS FILTERS IN.

RAINS OF THE LAST 24 HOURS HAVE LED MANY SITES INCLUDING THE
TALLAHASSEE AIRPORT AND APALACHICOLA TO FINALLY SPORT A RAINFALL
SURPLUS FOR THIS YEAR. (SEE AFDTAE FOR MORE DETAILS).

RAINS FROM THE LEAST 12-24 HRS HAVE ALSO EXASPERATED CURRENT
FLOODING CONCERNS. (SEE FLOOD PRODUCTS AND AFDTAE HYDROLOGY
SECTION FOR MORE DETAILS). DO NOT DRIVE CARS THROUGH FLOODED
AREAS. IF YOU SEE FLOOD WATERS...REMEMBER TO TURN AROUND...DONT
DROWN.

A HIGH RISK OF RIP CURRENTS REMAINS...ESPECIALLY THIS MORNING.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY...
AMPLE SUNSHINE IS EXPECTED THROUGH THE REST OF THE WORK WEEK. THE
NEXT BEST CHANCE OF RAIN WILL BE LATE SATURDAY AND DURING SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION REMAINS POSSIBLE ACROSS THE SOUTHEAST BIG BEND
EARLY. OTHERWISE...SPOTTERS ACTIVATION IS NOT ANTICIPATED.

FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE
WEBSITE ON THE INTERNET AT WEATHER.GOV...THEN CLICK ON YOUR AREA
OF INTEREST ON THE NATIONAL MAP.

BLOCK

In the hours before

Local storm report, Apr 14, 9:20 AM EDT, 3 hours 1 minute before
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The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 13, 8:00 PM EDTSevere Thunderstorm WarningTAEDixie, Lafayette, Madison, Taylor60 min
Apr 13, 8:09 PM EDTSpecial Marine WarningTAE96 min
Apr 13, 10:50 PM EDTSpecial Marine WarningTAE85 min
Apr 14, 2:08 AM EDTSpecial Marine WarningTAE67 min
Apr 14, 6:19 AM EDTSpecial Marine WarningTAE56 min
Apr 14, 10:13 AM EDTRiver Flood WarningTAEHolmes, Washington4 days
Apr 14, 10:20 AM EDTRiver Flood WarningTAECalhoun5 days
Apr 14, 2:17 PM EDTCoastal Flood AdvisoryTAEDixie, Franklin, Jefferson, Taylor, Wakulla6 hr

Nearby

Coastal Flood Statements in Florida, 2009Every coastal flood statement in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.