Alert archive / Alabama / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 14, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Feb 28, 2009, 11:39 AM CST for Coffee County, Dale County, Henry County, Alabama. It was in force for 51 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
- Feb 28, 2009, 11:39 AM CST (17:39 UTC)
- Expired
- Feb 28, 2009, 12:30 PM CST
- In force
- 51 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
Counties Coffee County, AL, Dale County, AL, Henry County, AL
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 28, 10:39 AM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 5.7 hours before the alert went out and 171 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
- 47 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 637 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 154 m²/s²
- 0-3 km storm-relative helicity
- 264 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.5
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 Feb 28, 8:25 AM CST, 3 hours 14 minutes earlier.
Area forecast discussion, Feb 28, 8:25 AM CST, 3 hours 14 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TALLAHASSEE FL 925 AM EST SAT FEB 28 2009 .DISCUSSION...AT 9AM EST...THE LATEST MSAS ANALYSIS SHOWS A SURFACE LOW JUST NORTH OF MONTGOMERY WITH A SOUTHWEST TRAILING COLD FRONT THROUGH SOUTHERN LOUISIANA. MOST CONVECTION HAS SKIRTED JUST TO THE NORTH OF OUR CWA EARLY THIS MORNING BUT THAT WILL CHANGE BY LATE MORNING INTO THE AFTERNOON AS THE COLD FRONT PRESSES FURTHER TO THE SOUTH AND EAST. WE ARE STILL EXPECTING AN ACTIVE DAY WITH THE POSSIBILITY OF STRONG TO SEVERE THUNDERSTORMS. MOST LIKELY WE ARE GOING TO HAVE TO UPDATE ZONES TO INCLUDE AT LEAST A PORTION OF OUR CWA IN A CONVECTIVE WATCH BEFORE THE SCHEDULED LATE AFTERNOON ISSUANCE. OTHERWISE...NO CHANGES TO GRIDS OR ZONES ANTICIPATED. .AVIATION...BUSY TAFS THIS MORNING WITH IFR CIGS WEST OF APALACHICOLA RIVER IN ADVANCE OF RAPIDLY APPROACHING COLD FRONT. EAST OF APALACHICOLA RIVER...CIGS ARE AT MVFR LEVELS. MOST OF THE WORST WEATHER REMAINS NORTH OF OUR AREA ACROSS CENTRAL AL...MS AND GA ALONG A WARM FRONT WHERE RAIN AND TSTMS HAVE BEEN GOING ALL NIGHT LONG. SEVERE TSTMS CONTINUE TO DEVELOP NEAR THE WARM FRONT THIS MORNING. THE COLD FRONT...NOW IN CENTRAL MS...WILL STRENGTHEN AND MOVE RAPIDLY EAST TODAY AS A VERY STRONG UPPER LEVEL STORM SYSTEM DEEPENS ACROSS ALABAMA AND GEORGIA IN THE NEXT 12 HOURS. STRONG TSTMS WILL CONTINUE DEVELOP OUT AHEAD OF THE COLD FRONT INCREASING IN COVERAGE FURTHER SOUTH AND EAST ACROSS THE AREA THIS AFTERNOON FROM NW TO SE AS DAY PROGRESSES. PRE-FRONTAL SHOWERS AND TSTMS WILL REACH KDHN AND KABY THIS MORNING AND KPFN AND KTLH EARLY AFTERNOON. BREEZY DAY WITH 12 TO 15 KT WINDS FROM THE SOUTH TO SOUTHWEST AND GUSTS UP TO 25 KNOTS. THE MAIN FRONT WITH POSSIBLE HAIL AND STRONG WINDS AND A SHARP WIND SHIFT TO THE NORTHWEST...WILL PUNCH THROUGH KDHN LATE THIS AFTERNOON AND KPFN AND KTLH THIS EVENING AND EASTWARD THROUGH VALDOSTA OVERNIGHT. HOWEVER...CIG RESTRICTIONS AND SCT SHWRS WILL LINGER BEHIND THE FRONT WELL INTO SUNDAY AS THIS POTENT UPPER LEVEL DISTURBANCE PASSES OVER THE REGION. && .MARINE...WINDS AND SEAS WERE WELL BELOW ADVISORY CONDITIONS THIS MORNING...AND THIS WILL LIKELY CONTINUE THROUGH THE DAY BASED ON THE LATEST NUMERICAL GUIDANCE. HOWEVER...ADVISORY CONDITIONS WILL BEGIN LATER TONIGHT BEHIND THE COLD FRONT...AND CONTINUE THROUGH SUNDAY. IN FACT...FREQUENT GUSTS TO GALE FORCE ARE LIKELY SO WE WILL ISSUE A GALE WATCH. && .TAE WATCHES/WARNINGS/ADVISORIES... AL...NONE. GA...NONE. FL...NONE. GM...GALE WATCH TONIGHT AND SUNDAY. && LANIER/BARRY
Hazardous weather outlook, Feb 28, 5:03 AM CST, 6 hours 36 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TALLAHASSEE FL 603 AM EST SAT FEB 28 2009 ALZ065>069-FLZ007>019-026>029-034-GAZ120>131-142>148-155>161- GMZ730-750-755-765-770-775-011115- 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- 603 AM EST SAT FEB 28 2009 /503 AM CST SAT FEB 28 2009/ 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... ...SLIGHT RISK OF SEVERE WEATHER TODAY AND TONIGHT... ...GALE WATCH TONIGHT AND SUNDAY... A STRONG COLD FRONT WILL APPROACH FROM THE WEST TODAY...BRINGING NUMEROUS SHOWERS AND THUNDERSTORMS. SOME OF THESE STORMS MAY BE SEVERE...ESPECIALLY THIS AFTERNOON AND TONIGHT. THE MAIN THREAT WILL BE LARGE HAIL AND DAMAGING WINDS...BUT AN ISOLATED TORNADO CAN NOT BE RULED OUT. THERE IS A HIGH RISK OF RIP CURRENTS TODAY ALONG THE FLORIDA PANHANDLE BEACHES. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY... THUNDERSTORMS WILL END FROM WEST TO EAST EARLY SUNDAY MORNING. LIGHT RAIN WILL LINGER INTO SUNDAY AFTERNOON...ESPECIALLY IN GEORGIA AND ALABAMA. THERE MAY BE ENOUGH COLD AIR FOR SOME OF THE RAIN TO MIX WITH OR CHANGE TO LIGHT SNOW...MAINLY FROM ALBANY AND DOTHAN NORTHWARD. NO SNOW ACCUMULATION IS EXPECTED DUE TO THE RELATIVELY WARM GROUND TEMPERATURES. WINDY CONDITIONS ARE EXPECTED...WITH GUSTS TO GALE FORCE OVER THE COASTAL WATERS. FAIR WEATHER IS EXPECTED FOR THE REMAINDER OF THE WEEK...WITH A LIGHT FREEZE POSSIBLE MONDAY AND TUESDAY MORNINGS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TODAY AND TONIGHT. 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, Feb 28, 10:16 AM CST, 1 hour 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 1116 AM EST SAT FEB 28 2009 GAZ120-122-281645- QUITMAN-RANDOLPH- 1116 AM EST SAT FEB 28 2009 ...A SIGNIFICANT WEATHER ALERT IS IN EFFECT FOR QUITMAN AND RANDOLPH COUNTIES... * UNTIL 1145 AM EST AT 1114 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 6 MILES SOUTHEAST OF GEORGETOWN...MOVING EAST AT 45 MPH. 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 NEARLY CONTINUOUS 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. 12-WATSON
Special weather statement, Feb 28, 10:48 AM CST, 51 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 1148 AM EST SAT FEB 28 2009 ALZ065-281730- COFFEE- 1048 AM CST SAT FEB 28 2009 ...A SIGNIFICANT WEATHER ALERT IS IN EFFECT FOR COFFEE COUNTY... * UNTIL 1130 AM CST AT 1044 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES EAST OF EODA...OR 10 MILES WEST OF ELBA...MOVING EAST AT 50 MPH. THIS STORM WILL BE NEAR... ELBA BY 1055 AM CST. NEW BROCKTON BY 1105 AM CST. 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. 12-WATSON
Special weather statement, Feb 28, 11:23 AM CST, 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 1223 PM EST SAT FEB 28 2009 ALZ065-066-281815- COFFEE-DALE- 1123 AM CST SAT FEB 28 2009 ...SIGNIFICANT WEATHER ALERT IN EFFECT FOR COFFEE AND DALE COUNTIES... * UNTIL 1215 PM CST AT 1118 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM ARITON TO ENTERPRISE TO ESTOTHEL...OR ALONG A LINE EXTENDING FROM 9 MILES NORTH OF OZARK TO ENTERPRISE TO 9 MILES SOUTHWEST OF ELBA...MOVING EAST AT 40 MPH. WINDS 40 TO 50 MPH ARE EXPECTED WITH THESE STORMS. 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. 12-WATSON
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 3:40 AM CST | Gale Watch | TAE | 11 hr | |
| Feb 28, 12:03 PM CST | Severe Thunderstorm Warning | TAE | Holmes | 42 min |
| Feb 28, 1:56 PM CST | Severe Thunderstorm Warning | TAE | Jackson | 49 min |
| Feb 28, 2:11 PM CST | Fire Weather Watch | TAE | Bay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more | 23 hr |
| Feb 28, 2:34 PM CST | Severe Thunderstorm Warning | TAE | Washington | 41 min |
| Feb 28, 2:55 PM CST | Severe Thunderstorm Warning | TAE | Jackson, Washington | 50 min |
| Feb 28, 3:02 PM CST | Gale Warning | TAE | 27 hr | |
| Feb 28, 3:41 PM CST | Severe Thunderstorm Warning | TAE | Jackson | 64 min |
| Feb 28, 4:12 PM CST | Severe Thunderstorm Warning | TAE | Gadsden | 63 min |
| Feb 28, 4:47 PM CST | Severe Thunderstorm Warning | TAE | Gadsden, Leon | 43 min |
| Feb 28, 5:17 PM CST | Tornado Warning | TAE | Gadsden | 28 min |
| Feb 28, 10:43 AM CST | Severe Thunderstorm Warning | TAE | Randolph, Terrell | 32 min |
| Feb 28, 12:41 PM CST | Severe Thunderstorm Warning | TAE | Baker, Calhoun, Early, Miller | 49 min |
| Feb 28, 1:11 PM CST | Severe Thunderstorm Warning | TAE | Baker, Calhoun, Dougherty, Early, Miller, Mitchell and 1 more | 34 min |
| Feb 28, 1:15 PM CST | Severe Thunderstorm Warning | TAE | Ben Hill, Turner | 45 min |
| Feb 28, 2:03 PM CST | Severe Thunderstorm Warning | TAE | Berrien, Irwin, Tift | 42 min |
| Feb 28, 2:10 PM CST | Severe Thunderstorm Warning | TAE | Colquitt, Cook, Tift, Worth | 50 min |
| Feb 28, 2:15 PM CST | Severe Thunderstorm Warning | TAE | Decatur, Grady | 45 min |
| Feb 28, 2:32 PM CST | Severe Thunderstorm Warning | TAE | Irwin | 28 min |
| Feb 28, 2:42 PM CST | Severe Thunderstorm Warning | TAE | Colquitt, Grady, Mitchell, Thomas | 48 min |
| Feb 28, 2:45 PM CST | Severe Thunderstorm Warning | TAE | Berrien, Colquitt, Cook, Irwin, Tift | 45 min |
| Feb 28, 3:07 PM CST | Severe Thunderstorm Warning | TAE | Brooks, Colquitt, Cook, Thomas | 38 min |
| Feb 28, 3:44 PM CST | Severe Thunderstorm Warning | TAE | Brooks, Lowndes | 46 min |
| Feb 28, 3:45 PM CST | Severe Thunderstorm Warning | TAE | Berrien, Colquitt, Cook, Lanier | 20 min |
| Feb 28, 4:45 PM CST | Severe Thunderstorm Warning | TAE | Brooks, Thomas | 45 min |
| Feb 28, 5:09 PM CST | Severe Thunderstorm Warning | TAE | Brooks, Lanier, Lowndes | 51 min |
| Feb 28, 5:25 PM CST | Tornado Warning | TAE | Berrien, Brooks, Lanier, Lowndes | 35 min |
| Feb 28, 5:33 PM CST | Severe Thunderstorm Warning | TAE | Dougherty, Lee, Terrell | 57 min |
| Feb 28, 5:29 PM CST | Severe Thunderstorm Warning | TAE | Coffee, Geneva | 31 min |
| Feb 28, 5:54 PM CST | Severe Thunderstorm Warning | TAE | Coffee, Dale, Geneva, Houston | 36 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2009Every severe thunderstorm warning in 2009
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.