Alert archive / Florida / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 181, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Aug 31, 2008, 1:50 PM CDT for 4 counties in Florida. It was in force for 40 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
- Aug 31, 2008, 1:50 PM CDT (18:50 UTC)
- Expired
- Aug 31, 2008, 2:30 PM CDT
- In force
- 40 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
Counties Calhoun County, FL, Gadsden County, FL, Jackson County, FL, Liberty County, FL
The radar
The Tallahassee radar (KTLH), 63 km from the middle of the area, began a volume at 19:05 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, 6.8 hours before the alert went out and 66 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
- 1552 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 603 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
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 Aug 31, 9:13 AM CDT, 4 hours 37 minutes earlier.
Area forecast discussion, Aug 31, 9:13 AM CDT, 4 hours 37 minutes before
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</html>Hazardous weather outlook, Aug 31, 5:53 AM CDT, 7 hours 57 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TALLAHASSEE FL 653 AM EDT SUN AUG 31 2008 ALZ065>069-FLZ007>019-026>029-034-GAZ120>131-142>148-155>161- GMZ730-750-755-765-770-775-011000- 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- 653 AM EDT SUN AUG 31 2008 /553 AM CDT SUN AUG 31 2008/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST ALABAMA... SOUTHWEST AND SOUTH CENTRAL GEORGIA...THE FLORIDA BIG BEND AND PANHANDLE...AND THE ADJACENT GULF COASTAL WATERS. ...A TROPICAL STORM WARNING IS IN EFFECT FROM THE OCHLOCKONEE RIVER WEST ALONG THE PANHANDLE COAST... HURRICANE GUSTAV IS FORECAST TO TRACK STEADILY NORTHWESTWARD FROM THE SOUTHEAST GULF OF MEXICO THIS MORNING TO A LANDFALL ALONG THE SOUTH CENTRAL OR SOUTHEASTERN LOUISIANA COAST BY LABOR DAY AFTERNOON. .DAY ONE...TODAY AND TONIGHT... TROPICAL STORM FORCE WINDS ARE EXPECTED TO ARRIVE LATE TODAY ACROSS THE GULF COASTAL WATERS SOUTH OF THE PANHANDLE AND CONTINUE THROUGH TONIGHT. THESE SUSTAINED WINDS ARE EXPECTED PRIMARILY OVER THE OPEN GULF WATERS. WHILE IMMEDIATE COASTAL AREAS IN THE WARNED AREA COULD ALSO SEE TROPICAL STORM FORCE WINDS TONIGHT...THESE WILL MOST LIKELY BE IN FREQUENT GUSTS. EASTERLY WIND WAVES AND SOUTHERLY SWELLS WILL INCREASE ACROSS THE GULF WATERS AND RESULT IN AN INCREASINGLY HIGH SURF AND RIP CURRENT RISK. SMALL CRAFT ARE ENCOURAGED TO REMAIN IN PORT AND SWIMMERS AT AREA BEACHES SHOULD STAY OUT OF THE WATER. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY... TROPICAL STORM CONDITIONS SHOULD CONTINUE INTO MONDAY IN THE WARNED AREA...MAINLY IN GUSTS ALONG THE COAST....BUT WILL DIMINISH ONCE GUSTAV MAKES LANDFALL. THE ENTIRE FORECAST AREA WILL FIND ITSELF IN THE FAVORABLE RIGHT FRONT QUADRANT OF THIS HURRICANE AS IT APPROACHES THE NORTH CENTRAL GULF COAST...SO THERE IS A THREAT OF ISOLATED TORNADOES...MAINLY FROM LATE TONIGHT THROUGH MUCH OF MONDAY. AN EXTREME RISK FOR RIP CURRENTS IS FORECAST FOR LABOR DAY DUE TO VERY HIGH SURF. EVEN EXPERIENCED SWIMMERS AND SURFERS SHOULD REFRAIN FROM ENTERING THE WATER. IN ADDITION...BATTERING WAVES ARE EXPECTED TO RESULT IN BEACH EROSION. THESE CONDITIONS WILL GRADUALLY SUBSIDE MONDAY NIGHT INTO TUESDAY. FAIRLY BENIGN WEATHER IS FORECAST FROM TUESDAY NIGHT THROUGH THE END OF THE WEEK. AT THIS TIME...STORM SURGE AND INLAND FLOODING FROM GUSTAV ARE NOT CONSIDERED TO BE A SIGNIFICANT THREAT. .SPOTTER INFORMATION STATEMENT... SPOTTERS MAY NEED TO BE ACTIVATED LATE TONIGHT THROUGH MONDAY EVENING DUE TO THE POTENTIAL TORNADO THREAT. 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. 18-WOOL
In the hours before
Special weather statement, Aug 31, 12:45 PM CDT, 1 hour 5 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 145 PM EDT SUN AUG 31 2008 FLZ017-018-311830- JEFFERSON-LEON- 145 PM EDT SUN AUG 31 2008 ...A SIGNIFICANT WEATHER ALERT IS IN EFFECT FOR JEFFERSON AND LEON COUNTIES IN THE FLORIDA BIG BEND... * UNTIL 230 PM EDT AT 141 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 14 MILES NORTHEAST OF WOODVILLE...OR 14 MILES SOUTHWEST OF MONTICELLO...MOVING WEST AT 37 MPH. THIS STORM WILL BE NEAR... TALLAHASSEE BY 205 PM EDT. WINDS UP TO 50 MPH ARE EXPECTED WITH THIS STORM. 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. 17-GOULD
Special weather statement, Aug 31, 12:47 PM CDT, 1 hour 3 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 147 PM EDT SUN AUG 31 2008 FLZ009>011-311845- HOLMES-JACKSON-WASHINGTON- 1247 PM CDT SUN AUG 31 2008 ...A SIGNIFICANT WEATHER ALERT IS IN EFFECT FOR HOLMES...JACKSON AND WASHINGTON COUNTIES IN THE PANHANDLE OF FLORIDA... * UNTIL 145 PM CDT AT 1245 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 8 MILES SOUTHEAST OF MARIANNA...MOVING WEST AT 40 MPH. THIS STORM WILL BE NEAR... 4 MILES SOUTH OF MARIANNA BY 1255 PM CDT. CHIPLEY BY 120 PM CDT. BONIFAY BY 135 PM CDT. PEOPLE IN HOLMES...JACKSON AND WASHINGTON COUNTIES...INCLUDING THE CITIES OF MARIANNA...CHIPLEY AND BONIFAY...SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN. WINDS 50 TO 55 MPH ARE EXPECTED WITH THIS STORM. ALSO...THIS STORM IS CAPABLE OF PRODUCING TORRENTIAL DOWNPOURS WHICH MAY CAUSE LOCALIZED FLOODING OF STREETS AND LOW LYING AREAS. 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. 38-GODSEY
Special weather statement, Aug 31, 1:22 PM CDT, 28 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 222 PM EDT SUN AUG 31 2008 ALZ066-069-311915- DALE-HOUSTON- 122 PM CDT SUN AUG 31 2008 ...A SIGNIFICANT WEATHER ALERT IS IN EFFECT FOR DALE AND HOUSTON COUNTIES IN SOUTHEAST ALABAMA... * UNTIL 215 PM CDT AT 119 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES SOUTHEAST OF ASHFORD...OR 11 MILES NORTHEAST OF COTTONWOOD...MOVING WEST AT 32 MPH. THIS STORM WILL BE NEAR... ASHFORD BY 130 PM CDT. COWARTS BY 135 PM CDT. DOWNTOWN DOTHAN BY 145 PM CDT. 6 MILES NORTH OF TAYLOR BY 150 PM CDT. MIDLAND CITY BY 200 PM CDT. PINCKARD BY 205 PM CDT. PEOPLE IN HOUSTON AND SOUTHERN DALE COUNTIES...INCLUDING THE CITIES OF ASHFORD...DOWNTOWN DOTHAN...MIDLAND CITY...AND NEWTON...SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN. WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM. ALSO...THIS STORM IS CAPABLE OF PRODUCING TORRENTIAL DOWNPOURS WHICH MAY CAUSE LOCALIZED FLOODING OF STREETS AND LOW LYING AREAS. 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. 38-GODSEY
Special weather statement, Aug 31, 1:36 PM CDT, 14 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 236 PM EDT SUN AUG 31 2008 FLZ008-311930- COASTAL WALTON- 136 PM CDT SUN AUG 31 2008 ...A SIGNIFICANT WEATHER ALERT IS IN EFFECT FOR WALTON COUNTY IN THE PANHANDLE OF FLORIDA... * UNTIL 230 PM CDT AT 131 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 13 MILES SOUTHEAST OF DE FUNIAK SPRINGS...MOVING WEST AT 35 MPH. WINDS AROUND 50 MPH ARE EXPECTED WITH THIS STORM. ALSO...THIS STORM IS CAPABLE OF PRODUCING TORRENTIAL DOWNPOURS WHICH MAY CAUSE LOCALIZED FLOODING OF STREETS AND LOW LYING AREAS. 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. 38-GODSEY
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 5:30 AM CDT | Tropical Storm Warning | TAE | Bay, Franklin, Gulf, Walton | 29 hr |
| Aug 31, 11:29 AM CDT | Coastal Flood Advisory | TAE | Bay, Dixie, Jefferson, Taylor, Wakulla, Walton | 33 hr |
| Aug 31, 1:08 PM CDT | Severe Thunderstorm Warning | TAE | Gadsden, Leon, Liberty | 37 min |
| Aug 31, 2:31 PM CDT | Severe Thunderstorm Warning | TAE | Holmes, Jackson, Washington | 44 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2008Every severe thunderstorm warning in 2008
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.