Alert archive / Florida / Special Weather Statements in 2012

Special Weather Statement, NWS Tallahassee, FL

March 31, 2012Madison County, Florida

NWS Tallahassee, FL issued this special weather statement at Mar 31, 2012, 12:38 PM EDT for Madison County, Florida. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 31, 2012, 12:38 PM EDT (16:38 UTC)
Expired
Mar 31, 2012, 1:15 PM EDT
In force
37 min
Issued by
NWS Tallahassee, FL

County Madison County, FL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 4.6 hours before the alert went out and 75 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, Tallahassee Rgnl, FL at 12:00Z on 2012-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1339 joules per kilogram.LCLEL10008507005003002001001 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, Tallahassee Rgnl, FL at 12:00Z on 2012-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.193958Sfc1 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
1339 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
584 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather 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 special weather statement went out at Mar 31, 11:35 AM EDT, 1 hour 3 minutes earlier.

Area forecast discussion, Mar 31, 11:35 AM EDT, 1 hour 3 minutes before
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Hazardous weather outlook, Mar 31, 5:10 AM EDT, 7 hours 28 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE TALLAHASSEE FL
510 AM EDT SAT MAR 31 2012

ALZ065>069-FLZ007>019-026>029-034-108-112-114-115-118-127-128-134-
GAZ120>131-142>148-155>161-GMZ730-750-755-765-770-775-011000-
COFFEE-DALE-HENRY-GENEVA-HOUSTON-INLAND WALTON-CENTRAL WALTON-
HOLMES-WASHINGTON-JACKSON-INLAND BAY-CALHOUN-INLAND GULF-
INLAND FRANKLIN-GADSDEN-LEON-INLAND JEFFERSON-MADISON-LIBERTY-
INLAND WAKULLA-INLAND TAYLOR-LAFAYETTE-INLAND DIXIE-SOUTH WALTON-
COASTAL BAY-COASTAL GULF-COASTAL FRANKLIN-COASTAL JEFFERSON-
COASTAL WAKULLA-COASTAL TAYLOR-COASTAL 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-
510 AM EDT SAT MAR 31 2012 /410 AM CDT SAT MAR 31 2012/

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...TODAY AND TONIGHT...

THUNDERSTORMS WILL AFFECT MUCH OF THE AREA TODAY...WITH SOME
SEVERE WEATHER POSSIBLE. THE STORMS WILL SLOWLY SHIFT FROM WEST TO
EAST WITH TIME. THEREFORE...THE THREAT OF SEVERE WEATHER WILL BE
HIGHEST IN SOUTHEAST ALABAMA AND THE FLORIDA PANHANDLE THIS
MORNING...AND SOUTHWEST GEORGIA AND THE FLORIDA BIG BEND THIS
AFTERNOON. THE PRIMARY HAZARDS WOULD BE DAMAGING WINDS OR
MARGINALLY SEVERE HAIL. AN ISOLATED TORNADO OR WATERSPOUT CANNOT BE
RULED OUT.

A FEW CORRIDORS OF HEAVY RAINFALL TOTALS ARE LIKELY TO EMERGE THIS
MORNING AS THUNDERSTORMS TRACK OVER SIMILAR AREAS...ESPECIALLY IN
THE WESTERN FLORIDA PANHANDLE. THERE MAY BE SOME INSTANCES OF URBAN
FLOODING...OR FLOODING OF POOR DRAINAGE AREAS.

THERE IS ALSO A MODERATE RISK OF RIP CURRENTS AT AREA BEACHES
TODAY...AND WINDS MAY BRIEFLY APPROACH SMALL CRAFT EXERCISE
CAUTION LEVELS IN COASTAL WATERS AHEAD OF APPROACHING STORMS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

SCATTERED THUNDERSTORMS ARE POSSIBLE ON SUNDAY...AND AGAIN FROM
TUESDAY TO THURSDAY. AT THIS TIME THE THREAT OF ORGANIZED SEVERE
WEATHER APPEARS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT FORMALLY REQUESTED...BUT REPORTS WOULD
BE APPRECIATED AS STORMS MOVE THROUGH.

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.

08-LAMERS

In the hours before

Special weather statement, Mar 31, 7:40 AM EDT, 4 hours 58 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
740 AM EDT SAT MAR 31 2012

FLZ017-311300-
LEON-
INCLUDING THE CITIES OF...TALLAHASSEE...SPRING HILL
740 AM EDT SAT MAR 31 2012

...THUNDERSTORMS APPROACHING TALLAHASSEE...

AT 737 AM EDT...A LINE OF STRONG THUNDERSTORMS WAS LOCATED JUST
WEST OF THE APALACHICOLA RIVER...OR ABOUT 55 MILES WEST OF THE
CITY OF TALLAHASSEE...MOVING EAST AT 25 MPH.

IF THE STORMS MAINTAIN THEIR INTENSITY AND MOTION...THEY WOULD
REACH TALLAHASSEE AROUND 945 AM TO 1015 AM EDT. THE STORMS WOULD
PRODUCE SOME CLOUD TO GROUND LIGHTNING...HEAVY RAIN...AND GUSTY
WINDS.

PEOPLE OUTDOORS SHOULD MONITOR THE LATEST WEATHER CONDITIONS AND
BE PREPARED TO MOVE INDOORS IN SEVERAL HOURS SHOULD THUNDERSTORMS
THREATEN.

08-LAMERS
Special weather statement, Mar 31, 8:33 AM EDT, 4 hours 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
833 AM EDT SAT MAR 31 2012

FLZ015-017-026-027-115-127-311330-
LEON FL-COASTAL WAKULLA FL-COASTAL FRANKLIN FL-INLAND FRANKLIN
FL-INLAND WAKULLA FL-LIBERTY FL-
833 AM EDT SAT MAR 31 2012

...SIGNIFICANT WEATHER ADVISORY IN EFFECT FOR NORTHERN
FRANKLIN...LIBERTY...WAKULLA...AND WESTERN LEON COUNTIES IN NORTH
FLORIDA...

* UNTIL 930 AM EDT

AT 828 AM EDT...THE NATIONAL WEATHER SERVICE HAS DETECTED STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 9 MILES EAST OF BLOUNTSTOWN
TO 11 MILES WEST OF CARRABELLE...OR ALONG A LINE EXTENDING FROM
BRISTOL TO 6 MILES NORTH OF HIGH BLUFF...MOVING EAST AT 30 MPH.

THESE STORMS WILL BE NEAR...
  CRAWFORDVILLE BY 925 AM EDT.
  TALLAHASSEE BY 930 AM EDT.

WINDS 40 TO 50 MPH ARE EXPECTED WITH THESE STORMS.

ALSO...FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS
STORM. MOVE INDOORS IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER
ONE KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.

LAT...LON 3046 8497 3049 8478 3046 8478 3046 8471
      3042 8471 3039 8465 3046 8450 3047 8441
      3054 8439 3056 8425 3006 8416 3008 8424
      3005 8430 3001 8435 2992 8433 2992 8447
      2985 8486
TIME...MOT...LOC 1232Z 262DEG 28KT 3040 8487 2991 8479

38-GODSEY
Special weather statement, Mar 31, 8:57 AM EDT, 3 hours 41 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
857 AM EDT SAT MAR 31 2012

FLZ018-028-118-128-311400-
INLAND TAYLOR FL-INLAND JEFFERSON FL-COASTAL TAYLOR FL-COASTAL
JEFFERSON FL-
857 AM EDT SAT MAR 31 2012

...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR SOUTHERN
JEFFERSON AND WESTERN TAYLOR COUNTIES IN NORTH FLORIDA...

* UNTIL 1000 AM EDT

AT 851 AM EDT...THE NATIONAL WEATHER SERVICE HAS DETECTED A STRONG
THUNDERSTORM 12 MILES EAST OF SAINT MARKS...OR 6 MILES WEST OF
BUCKHORN...MOVING EAST AT 25 MPH.

PENNY SIZE HAIL...AND WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS
STORM.

THIS STORM IS CAPABLE OF PRODUCING TORRENTIAL DOWNPOURS WHICH MAY
REDUCE VISIBILITY AND CAUSE PONDING OF WATER ON ROADWAYS.

LAT...LON 3013 8350 3005 8394 3005 8396 3009 8402
      3009 8407 3012 8408 3019 8407 3031 8373
      3031 8369 3031 8356
TIME...MOT...LOC 1256Z 250DEG 22KT 3013 8398

38-GODSEY
Special weather statement, Mar 31, 9:44 AM EDT, 2 hours 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
944 AM EDT SAT MAR 31 2012

FLZ019-028-029-311430-
LAFAYETTE FL-MADISON FL-INLAND TAYLOR FL-
944 AM EDT SAT MAR 31 2012

...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR NORTHERN
LAFAYETTE...SOUTHEASTERN MADISON AND NORTHEASTERN TAYLOR COUNTIES IN
NORTH FLORIDA...

* UNTIL 1030 AM EDT

AT 942 AM EDT...THE NATIONAL WEATHER SERVICE HAS DETECTED A STRONG
THUNDERSTORM 9 MILES NORTHEAST OF PERRY...OR 6 MILES NORTHEAST OF
BOYD...MOVING EAST AT 35 MPH.

DIME SIZE HAIL...AND WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM.

THIS STORM IS CAPABLE OF PRODUCING TORRENTIAL DOWNPOURS WHICH MAY
REDUCE VISIBILITY AND CAUSE PONDING OF WATER ON ROADWAYS.

RELAY REPORTS OF SIGNIFICANT WEATHER TO THE NATIONAL WEATHER SERVICE
IN TALLAHASSEE AT (8 5 0) 9 4 2 8 8 3 3. OR...YOU MAY CONTACT THE
NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT.
THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

LAT...LON 3037 8319 3035 8319 3034 8320 3031 8321
      3025 8324 3021 8324 3012 8355 3030 8364
      3046 8322 3043 8322 3042 8319 3039 8317
TIME...MOT...LOC 1344Z 249DEG 31KT 3024 8349

38-GODSEY
Special weather statement, Mar 31, 10:45 AM EDT, 1 hour 53 minutes before
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Special weather statement, Mar 31, 12:38 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 6:11 AM EDTSpecial Marine WarningTAE64 min
Mar 31, 7:08 AM EDTSpecial Marine WarningTAE52 min
Mar 31, 7:16 AM EDTSpecial Weather StatementTAEBay, Calhoun, Gulf59 min
Mar 31, 8:33 AM EDTSpecial Weather StatementTAELeon, Liberty, Wakulla57 min
Mar 31, 8:46 AM EDTSpecial Marine WarningTAE89 min
Mar 31, 8:57 AM EDTSpecial Weather StatementTAEJefferson63 min
Mar 31, 9:44 AM EDTSpecial Weather StatementTAEMadison46 min
Mar 31, 10:45 AM EDTSpecial Weather StatementTAELafayette30 min
Mar 31, 1:05 PM EDTSpecial Marine WarningTAE33 min
Mar 31, 1:42 PM EDTSpecial Weather StatementTAEWakulla63 min
Mar 31, 2:19 PM EDTTornado WarningTAEFranklin26 min
Mar 31, 2:26 PM EDTSpecial Marine WarningTAE64 min
Mar 31, 2:53 PM EDTSpecial Weather StatementTAEWakulla37 min
Mar 31, 3:24 PM EDTSpecial Marine WarningTAE111 min
Mar 31, 3:29 PM EDTSpecial Marine WarningTAE106 min
Mar 30, 8:57 PM EDTSpecial Weather StatementTAEClay33 min

Nearby

Special Weather Statements in Florida, 2012Every special weather statement in 2012

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.