Alert archive / Florida / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 107, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Jul 14, 2007, 4:34 PM CDT for Walton County, Florida. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 14, 2007, 4:34 PM CDT (21:34 UTC)
- Expired
- Jul 14, 2007, 5:15 PM CDT
- In force
- 41 min
- Issued by
- NWS Tallahassee, FL
- Area
- Counties, with a storm outline in the text
County Walton County, FL
The radar
The Eglin Afb radar (KEVX), 25 km from the middle of the area, began a volume at 21:38 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, 9.6 hours before the alert went out and 181 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.
- Mixed-layer CAPE
- 1563 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 779 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Jul 14, 2:34 PM CDT, 2 hours earlier.
Area forecast discussion, Jul 14, 2:34 PM CDT, 2 hours before
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</html>Hazardous weather outlook, Jul 14, 4:07 AM CDT, 12 hours 27 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TALLAHASSEE FL 507 AM EDT SAT JUL 14 2007 ALZ065>069-FLZ007>019-026>029-034-GAZ120>131-142>148-155>161- GMZ730-750-755-765-770-775-150900- 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- 507 AM EDT SAT JUL 14 2007 /407 AM CDT SAT JUL 14 2007/ 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... AN UPPER LEVEL DISTURBANCE WILL INTERACT WITH A STATIONARY BOUNDARY IN THE VICINITY TO PRODUCE NUMEROUS TO WIDESPREAD SHOWERS AND THUNDERSTORMS THROUGH THIS EVENING. WITH PLENTY OF AVAILABLE MOISTURE STREAMING NORTHWARD FROM THE GULF...THE MAIN THREAT FROM THESE STORMS APPEARS TO BE THE POSSIBILITY OF LOCALLY HEAVY RAINFALL PRODUCING FLOODING OF STREETS AND LOW LYING AREAS. ALTHOUGH A SIGNIFICANT NUMBER OF STRONG STORMS IS NOT ANTICIPATED...A FEW STORMS PRODUCING THE HEAVIER RAINFALL MAY ALSO CONTAIN FREQUENT LIGHTNING AND STRONG GUSTY WINDS CAPABLE OF BRINGING DOWN LARGER LIMBS AND TREES. SHOWERS AND THUNDERSTORMS WILL CONTINUE INTO TONIGHT ALTHOUGH OVERALL COVERAGE AND INTENSITY SHOULD DIMINISH BY THE LATER EVENING HOURS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY... NUMEROUS SHOWERS AND THUNDERSTORMS APPEAR LIKELY ONCE AGAIN FOR SUNDAY AS THE UPPER LEVEL DISTURBANCE AFFECTING THE REGION TODAY STALLS TO OUR WEST. ONCE AGAIN LOCALLY HEAVY RAIN AND GUSTY WINDS APPEAR TO BE THE MAIN THREATS FROM ANY STORMS. MORE TYPICAL SCATTERED SUMMERTIME SHOWERS AND THUNDERSTORMS ALONG THE SEA BREEZE ARE EXPECTED EACH AFTERNOON AND EVENING DURING THE FIRST HALF OF THE UPCOMING WORK WEEK. OVERALL COVERAGE DURING THE AFTERNOONS WILL THEN BECOME MORE WIDELY SCATTERED IN NATURE TOWARD THE END OF THE WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME. 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. MROCZKA
In the hours before
Special weather statement, Jul 14, 2:57 PM CDT, 1 hour 37 minutes before
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</html>Special weather statement, Jul 14, 3:08 PM CDT, 1 hour 26 minutes before
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</html>Special weather statement, Jul 14, 3:16 PM CDT, 1 hour 18 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 416 PM EDT SAT JUL 14 2007 GAZ159-142115- BROOKS- 416 PM EDT SAT JUL 14 2007 ...A SIGNIFICANT WEATHER ALERT IS IN EFFECT FOR BROOKS COUNTY IN SOUTH CENTRAL GEORGIA... * UNTIL 515 PM EDT AT 412 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 6 MILES WEST OF QUITMAN...MOVING EAST AT 5 MPH. THIS STORM WILL BE NEAR... QUITMAN BY 445 PM EDT. SMALL HAIL...AND WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM. THIS STORM IS CAPABLE OF PRODUCING TORRENTIAL DOWNPOURS WHICH MAY CAUSE LOCALIZED FLOODING OF STREETS AND LOW LYING AREAS...AND IS ALSO PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING. 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. RELAY REPORTS OF SEVERE 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. 38-GODSEY
Special weather statement, Jul 14, 3:44 PM CDT, 50 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 444 PM EDT SAT JUL 14 2007 GAZ147-148-142145- BERRIEN-COOK- 444 PM EDT SAT JUL 14 2007 ...A SIGNIFICANT WEATHER ALERT IS IN EFFECT FOR BERRIEN AND COOK COUNTIES IN SOUTHWESTERN GEORGIA... * UNTIL 545 PM EDT AT 439 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR LENOX...OR 8 MILES NORTHWEST OF ADEL... MOVING SOUTHEAST AT 15 MPH. THIS STORM WILL BE NEAR... SPARKS BY 455 PM EDT. ADEL BY 500 PM EDT. NASHVILLE BY 525 PM EDT. RAY CITY BY 545 PM EDT. DIME SIZE HAIL...AND WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM. THIS STORM IS CAPABLE OF PRODUCING TORRENTIAL DOWNPOURS WHICH MAY CAUSE LOCALIZED FLOODING OF STREETS AND LOW LYING AREAS...AND IS ALSO PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING. 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. RELAY REPORTS OF SEVERE 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. 38-GODSEY
Special weather statement, Jul 14, 4:15 PM CDT, 19 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 515 PM EDT SAT JUL 14 2007 FLZ015-142215- FRANKLIN- 515 PM EDT SAT JUL 14 2007 ...A SIGNIFICANT WEATHER ALERT IS IN EFFECT FOR FRANKLIN COUNTY IN NORTH FLORIDA... * UNTIL 615 PM EDT AT 511 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 14 MILES NORTHWEST OF CARRABELLE...MOVING EAST AT 15 MPH. THIS STORM WILL BE NEAR... 6 MILES NORTH OF CARRABELLE BY 600 PM EDT. SMALL HAIL...AND WINDS AROUND 40 MPH ARE EXPECTED WITH THIS STORM. THIS STORM IS CAPABLE OF PRODUCING TORRENTIAL DOWNPOURS WHICH MAY CAUSE LOCALIZED FLOODING OF STREETS AND LOW LYING AREAS...AND IS ALSO PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING. 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. RELAY REPORTS OF SEVERE 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. 38-GODSEY
Special weather statement, Jul 14, 4:20 PM CDT, 14 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 520 PM EDT SAT JUL 14 2007 FLZ007-008-142215- COASTAL WALTON-INLAND WALTON- 420 PM CDT SAT JUL 14 2007 ...A SIGNIFICANT WEATHER ALERT IS IN EFFECT FOR WALTON COUNTY IN THE PANHANDLE OF FLORIDA... * UNTIL 515 PM CDT AT 415 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR DEERLAND...OR 10 MILES SOUTHEAST OF CRESTVIEW...MOVING NORTHEAST AT 10 MPH. SMALL HAIL...AND WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM. THIS STORM IS CAPABLE OF PRODUCING TORRENTIAL DOWNPOURS WHICH MAY CAUSE LOCALIZED FLOODING OF STREETS AND LOW LYING AREAS...AND IS ALSO PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING. 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. RELAY REPORTS OF SEVERE 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. 38-GODSEY
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 6:07 AM CDT | Special Marine Warning | TAE | 53 min | |
| Jul 14, 1:49 PM CDT | Severe Thunderstorm Warning | TAE | Madison, Taylor | 41 min |
| Jul 14, 3:02 PM CDT | Severe Thunderstorm Warning | TAE | Gulf | 43 min |
| Jul 14, 3:20 PM CDT | Special Marine Warning | TAE | 85 min | |
| Jul 14, 5:00 PM CDT | Severe Thunderstorm Warning | TAE | Holmes | 45 min |
| Jul 14, 5:28 PM CDT | Special Marine Warning | TAE | 62 min | |
| Jul 14, 5:45 PM CDT | Severe Thunderstorm Warning | TAE | Jackson | 30 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2007Every severe thunderstorm warning in 2007
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.