Alert archive / Florida / Special Weather Statements in 2012

Special Weather Statement, NWS Tallahassee, FL

July 30, 2012Franklin County, Gulf County, Florida

NWS Tallahassee, FL issued this special weather statement at Jul 30, 2012, 8:59 AM EDT for Franklin County, Gulf County, Florida. It was in force for 61 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: Jul 30, 2012, 8:59 AM EDT (12:59 UTC)
Expired: Jul 30, 2012, 10:00 AM EDT
In force: 61 min
Issued by: NWS Tallahassee, FL

Counties Franklin County, FL, Gulf County, FL

The radar

The Tallahassee radar (KTLH), 82 km from the middle of the area, began a volume at 13:03 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

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 1.0 hours before the alert went out and 84 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3159 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 518 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 60 m²/s²
0-3 km storm-relative helicity: 73 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jul 30, 4:33 AM EDT, 4 hours 26 minutes earlier.

Area forecast discussion, Jul 30, 4:33 AM EDT, 4 hours 26 minutes before

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Hazardous weather outlook, Jul 30, 4:45 AM EDT, 4 hours 14 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TALLAHASSEE FL
445 AM EDT MON JUL 30 2012

ALZ065>069-FLZ007>019-026>029-034-108-112-114-115-118-127-128-134-
GAZ120>131-142>148-155>161-GMZ730-750-755-765-770-775-310845-
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-
445 AM EDT MON JUL 30 2012 /345 AM CDT MON JUL 30 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...

...ISOLATED SEVERE THUNDERSTORMS POSSIBLE TODAY...

SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL DEVELOP
TODAY...ESPECIALLY SOUTH AND EAST OF A LINE FROM ABOUT DOTHAN TO
ALBANY. SOME OF THESE STORMS MAY BECOME STRONG TO SEVERE...WITH
WIND GUSTS FROM 40 TO 60 MPH AND DIME TO QUARTER SIZE HAIL. AN
ISOLATED...BRIEF TORNADO CAN NOT BE RULED OUT. LOCALIZED FLOODING
WILL ALSO BE POSSIBLE...MAINLY IN URBAN AND LOW LYING AREAS THAT
RECEIVE A LOT OF RAIN IN A SHORT TIME. OTHERWISE...THE MOST COMMON
THREAT FROM TODAYS STORMS WILL BE FREQUENT LIGHTNING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY...

...SLIGHT CHANCE OF SEVERE THUNDERSTORMS AGAIN ON TUESDAY...

CONDITIONS APPEAR FAVORABLE FOR A MORE ORGANIZED SEVERE STORM
THREAT ON TUESDAY OR TUESDAY NIGHT THAN WHAT WE NORMALLY HAVE ON A
TYPICAL SUMMER DAY. THE MAIN THREAT WILL BE DAMAGING WIND
GUSTS...BUT DETAILS ARE NOT CLEAR AT THIS TIME. STAY TUNED FOR
UPDATES. OTHERWISE...A MORE SEASONAL SUMMERTIME PATTERN IS LIKELY
TO RETURN WEDNESDAY...WITH SCATTERED MAINLY AFTERNOON AND EVENING
THUNDERSTORMS...AND LESS OF A CHANCE FOR ORGANIZED SEVERE STORMS.

.SPOTTER INFORMATION STATEMENT...

WHILE WIDESPREAD SPOTTER ACTIVATION MAY NOT BE NEEDED TODAY...THERE
IS A GOOD CHANCE THAT ADVISORIES AND WARNINGS WILL BE
ISSUED...ESPECIALLY THIS AFTERNOON AND EVENING. SPOTTERS SHOULD
CONSIDER THEMSELVES ACTIVATED IF A WATCH...WARNING...OR ADVISORY
IS ISSUED FOR YOUR AREA.

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.

FOURNIER

In the hours before

Special weather statement, Jul 30, 8:59 AM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
859 AM EDT MON JUL 30 2012

FLZ012-014-015-026-027-112-114-115-127-301400-
INLAND BAY FL-INLAND GULF FL-COASTAL WAKULLA FL-COASTAL GULF
FL-COASTAL BAY FL-COASTAL FRANKLIN FL-INLAND FRANKLIN FL-INLAND
WAKULLA FL-LIBERTY FL-
859 AM EDT MON JUL 30 2012

...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR BAY...FRANKLIN...
GULF...LIBERTY AND WAKULLA COUNTIES...

* UNTIL 1000 AM EDT/900 AM CDT/

AT 754 AM CDT...THE NATIONAL WEATHER SERVICE HAS DETECTED STRONG
THUNDERSTORMS 5 MILES WEST OF MEXICO BEACH...OR NEAR DAVIS
BEACH...MOVING EAST AT 15 MPH.

WINDS AROUND 40 MPH ARE EXPECTED WITH THIS STORM.

REPORT SIGNIFICANT WEATHER TO THE NATIONAL WEATHER SERVICE AT (8 5 0)
9 4 2 8 8 3 3. OR...CONTACT LAW ENFORCEMENT.

LAT...LON 2965 8535 2990 8537 3019 8582 3003 8440
      2991 8433 2991 8453 2981 8464 2983 8456
      2981 8456 2979 8458 2982 8470 2968 8487
      2978 8489 2969 8517 2961 8502 2977 8469
      2976 8469 2968 8478 2958 8505
TIME...MOT...LOC 1259Z 282DEG 15KT 2997 8548

60-VISE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 30, 10:39 AM EDT	Special Weather Statement	TAE	Bay, Franklin, Gulf, Wakulla	51 min
Jul 30, 10:43 AM EDT	Special Marine Warning	TAE		62 min
Jul 30, 11:55 AM EDT	Special Weather Statement	TAE	Calhoun, Gadsden, Jefferson, Leon, Liberty, Wakulla	65 min
Jul 30, 12:13 PM EDT	Special Weather Statement	TAE	Dixie, Lafayette, Taylor	62 min
Jul 30, 12:59 PM EDT	Special Marine Warning	TAE		61 min
Jul 30, 1:16 PM EDT	Special Weather Statement	TAE	Dixie, Lafayette, Taylor	59 min
Jul 30, 1:32 PM EDT	Severe Thunderstorm Warning	TAE	Dixie	43 min
Jul 30, 1:45 PM EDT	Severe Thunderstorm Warning	TAE	Walton	45 min
Jul 30, 1:54 PM EDT	Severe Thunderstorm Warning	TAE	Holmes, Walton, Washington	51 min
Jul 30, 2:12 PM EDT	Severe Thunderstorm Warning	TAE	Bay, Walton, Washington	63 min
Jul 30, 2:30 PM EDT	Severe Thunderstorm Warning	TAE	Walton	45 min
Jul 30, 2:44 PM EDT	Special Marine Warning	TAE		106 min
Jul 30, 2:47 PM EDT	Severe Thunderstorm Warning	TAE	Bay, Calhoun, Gulf, Walton, Washington	58 min
Jul 30, 3:09 PM EDT	Severe Thunderstorm Warning	TAE	Walton	51 min
Jul 30, 3:39 PM EDT	Severe Thunderstorm Warning	TAE	Bay, Calhoun, Gulf, Liberty	66 min
Jul 30, 4:12 PM EDT	Special Marine Warning	TAE		2 hr
Jul 30, 4:49 PM EDT	Severe Thunderstorm Warning	TAE	Liberty	31 min
Jul 30, 4:54 PM EDT	Severe Thunderstorm Warning	TAE	Calhoun, Liberty	26 min
Jul 30, 5:28 PM EDT	Severe Thunderstorm Warning	TAE	Walton	12 min
Jul 30, 7:12 PM EDT	Special Weather Statement	TAE	Jefferson	48 min
Jul 30, 7:50 PM EDT	Severe Thunderstorm Warning	TAE	Jefferson, Leon	40 min
Jul 30, 7:55 PM EDT	Severe Thunderstorm Warning	TAE	Holmes, Walton	50 min
Jul 30, 7:04 PM EDT	Severe Thunderstorm Warning	TAE	Coffee, Dale	56 min
Jul 30, 7:37 PM EDT	Severe Thunderstorm Warning	TAE	Dale, Geneva, Houston	53 min

Nearby

Special Weather Statements in Florida, 2012 Every 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; radar from the NEXRAD Level II archive.