Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 41, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Feb 24, 2012, 2:16 PM EST for Thomas County, Georgia; Jefferson County, Leon County, Florida. It was in force for 29 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Feb 24, 2012, 2:16 PM EST (19:16 UTC)
- Expired
- Feb 24, 2012, 2:45 PM EST
- In force
- 29 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
Counties Jefferson County, FL, Leon County, FL, Thomas County, GA
The radar
The Tallahassee radar (KTLH), 45 km from the middle of the area, began a volume at 19:18 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 24, 2:22 PM EST | TSTM WND DMG | 1 Ssw Moccasin Gap, FL | TREE DOWN MAKING ROAD IMPASSABLE AT CENTERVILLE ROAD NEAR CHEMONIE CROSSING. |
| Feb 24, 2:22 PM EST | TSTM WND DMG | 4 N Miccosukee, FL | TRE DOWN ON VETERANS MEMORIAL DRIVE ABOUT 2 MILES SOUTH OF THE FLORIDA/GEORGIA STATE LINE BLOCKING 1 LANE OF TRAFFIC |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 24, 12:04 PM EST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 7.3 hours before the alert went out and 43 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
- 1115 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 529 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 200 m²/s²
- 0-3 km storm-relative helicity
- 243 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 5.6
The text
As transmitted, in the capitals the NWS used until 2016.
263 WUUS52 KTAE 241916 SVRTAE FLC065-073-GAC275-241945- /O.NEW.KTAE.SV.W.0041.120224T1916Z-120224T1945Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TALLAHASSEE FL 216 PM EST FRI FEB 24 2012 THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN JEFFERSON COUNTY IN FLORIDA... NORTHEASTERN LEON COUNTY IN FLORIDA... EXTREME SOUTH CENTRAL THOMAS COUNTY IN SOUTH CENTRAL GEORGIA... * UNTIL 245 PM EST * AT 213 PM EST...THE NATIONAL WEATHER SERVICE HAS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 17 MILES WEST OF MONTICELLO...OR NEAR MOCCASIN GAP...AND MOVING EAST AT 50 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CONCORD...MICCOSUKEE...LAKE MICCOSUKEE...FESTUS...FINCHER... JARROTT...ALMA...MONTIVILLA AND DILLS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE...SUCH AS A SMALL INTERIOR ROOM. && LAT...LON 3067 8378 3052 8374 3053 8420 3068 8415 TIME...MOT...LOC 1917Z 262DEG 43KT 3059 8410 $$
2 follow-up statements
843 WWUS52 KTAE 241931 SVSTAE SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 231 PM EST FRI FEB 24 2012 FLC065-073-GAC275-241945- /O.CON.KTAE.SV.W.0041.000000T0000Z-120224T1945Z/ THOMAS GA-LEON FL-JEFFERSON FL- 231 PM EST FRI FEB 24 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EST FOR NORTHERN JEFFERSON...NORTHEASTERN LEON AND EXTREME SOUTH CENTRAL THOMAS COUNTIES... AT 227 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR MICCOSUKEE...MOVING EAST AT 50 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MONTIVILLA...MONTICELLO AND DILLS PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EST FRIDAY EVENING FOR SOUTHEAST ALABAMA AND CENTRAL FLORIDA AND SOUTHWESTERN GEORGIA. && LAT...LON 3053 8414 3067 8403 3067 8378 3052 8374 TIME...MOT...LOC 1930Z 262DEG 43KT 3061 8392 $$
701 WWUS52 KTAE 241942 SVSTAE SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 242 PM EST FRI FEB 24 2012 FLC065-073-GAC275-241952- /O.EXP.KTAE.SV.W.0041.000000T0000Z-120224T1945Z/ THOMAS GA-LEON FL-JEFFERSON FL- 242 PM EST FRI FEB 24 2012 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN JEFFERSON... NORTHEASTERN LEON AND EXTREME SOUTHEASTERN THOMAS COUNTIES WILL EXPIRE AT 245 PM EST... RELAY REPORTS OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE IN TALLAHASSEE OR...YOU MAY CONTACT THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EST FRIDAY EVENING FOR SOUTHEAST ALABAMA AND CENTRAL FLORIDA AND SOUTHWESTERN GEORGIA. LAT...LON 3053 8414 3067 8403 3067 8378 3052 8374 TIME...MOT...LOC 1942Z 262DEG 43KT 3063 8375 $$
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 5:59 AM EST | Fire Weather Watch | TAE | Baker, Ben Hill, Berrien, Brooks, Calhoun, Clay and 20 more | 14 hr |
| Feb 24, 11:45 AM EST | Severe Thunderstorm Warning | TAE | Early, Miller, Seminole | 30 min |
| Feb 24, 12:07 PM EST | Severe Thunderstorm Warning | TAE | Baker, Decatur, Grady, Miller, Mitchell, Seminole | 38 min |
| Feb 24, 12:41 PM EST | Severe Thunderstorm Warning | TAE | Baker, Decatur, Grady, Mitchell | 34 min |
| Feb 24, 12:57 PM EST | Tornado Warning | TAE | Colquitt, Mitchell | 33 min |
| Feb 24, 1:11 PM EST | Severe Thunderstorm Warning | TAE | Colquitt, Cook, Mitchell, Tift, Worth | 49 min |
| Feb 24, 1:28 PM EST | Tornado Warning | TAE | Colquitt, Cook | 32 min |
| Feb 24, 1:40 PM EST | Severe Thunderstorm Warning | TAE | Colquitt, Mitchell | 50 min |
| Feb 24, 1:45 PM EST | Tornado Warning | TAE | Berrien, Colquitt, Cook, Tift | 17 min |
| Feb 24, 1:58 PM EST | Severe Thunderstorm Warning | TAE | Decatur, Grady, Mitchell, Thomas | 30 min |
| Feb 24, 2:02 PM EST | Severe Thunderstorm Warning | TAE | Colquitt, Cook, Tift, Worth | 28 min |
| Feb 24, 2:21 PM EST | Severe Thunderstorm Warning | TAE | Berrien, Colquitt, Cook, Irwin, Tift | 39 min |
| Feb 24, 3:49 PM EST | Severe Thunderstorm Warning | TAE | Lanier, Lowndes | 26 min |
| Feb 24, 3:58 AM EST | Rip Current Statement | TAE | Bay, Gulf, Walton | 15 hr |
| Feb 24, 4:48 AM EST | Small Craft Advisory | TAE | 62 hr | |
| Feb 24, 12:21 PM EST | Severe Thunderstorm Warning | TAE | Bay, Walton, Washington | 39 min |
| Feb 24, 12:28 PM EST | Special Marine Warning | TAE | 105 min | |
| Feb 24, 12:59 PM EST | Severe Thunderstorm Warning | TAE | Bay, Calhoun, Jackson, Washington | 31 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2012Severe Thunderstorm Warnings in Georgia, 2012Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.