Alert archive / Alabama / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 19, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Mar 27, 2011, 12:40 PM CDT for Dale County, Henry County, Alabama. It was in force for 50 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
- Mar 27, 2011, 12:40 PM CDT (17:40 UTC)
- Expired
- Mar 27, 2011, 1:30 PM CDT
- In force
- 50 min
- Issued by
- NWS Tallahassee, FL
- Area
- Storm-based polygon
Counties Dale County, AL, Henry County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 27, 12:40 PM CDT | HAIL 1 | Ozark, AL | |
| Mar 27, 1:26 PM CDT | HAIL 1 | 3 Ne Napier Field, AL |
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 |
|---|---|---|---|
| Mar 27, 8:55 AM CDT | Severe Thunderstorm 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 154 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
- 1068 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 620 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 174 m²/s²
- 0-3 km storm-relative helicity
- 150 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 6.0
The text
As transmitted, in the capitals the NWS used until 2016.
172 WUUS52 KTAE 271740 SVRTAE ALC045-067-271830- /O.NEW.KTAE.SV.W.0019.110327T1740Z-110327T1830Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TALLAHASSEE FL 1240 PM CDT SUN MAR 27 2011 THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL DALE COUNTY IN SOUTHEAST ALABAMA... THIS INCLUDES THE HANCHEY ARMY HELIPORT... SOUTHERN HENRY COUNTY IN SOUTHEAST ALABAMA... * UNTIL 130 PM CDT * AT 1236 PM CDT...THE NATIONAL WEATHER SERVICE HAS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR OZARK...OR 6 MILES NORTH OF HANCHEY ARMY HELIPORT...AND MOVING EAST AT 35 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NEWTON...HEADLAND AND ABBEVILLE 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. LAT...LON 3132 8516 3133 8575 3156 8573 3160 8515 TIME...MOT...LOC 1740Z 267DEG 30KT 3144 8564 $$ 38-GODSEY
1 follow-up statement
618 WWUS52 KTAE 271748 SVSTAE SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TALLAHASSEE FL 1248 PM CDT SUN MAR 27 2011 ALC045-067-271830- /O.CON.KTAE.SV.W.0019.000000T0000Z-110327T1830Z/ DALE AL-HENRY AL- 1248 PM CDT SUN MAR 27 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 PM CDT FOR SOUTHERN HENRY AND CENTRAL DALE COUNTIES... AT 1242 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR BLACKWELL FIELD A/P...OR 7 MILES NORTH OF HANCHEY ARMY HELIPORT...MOVING EAST AT 35 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SKIPPERVILLE...ECHO...HEADLAND...NEWVILLE...ABBEVILLE AND WILLIS CROSSROADS PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM HAS A HISTORY OF PRODUCING QUARTER SIZE HAIL IN OZARK. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS! RELAY REPORTS OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE IN TALLAHASSEE AT (8 5 0) 9 4 2 8 8 3 3. OR...YOU MAY CONTACT THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 PM CDT SUNDAY AFTERNOON FOR SOUTHEAST ALABAMA AND NORTH FLORIDA AND SOUTHWESTERN GEORGIA. && LAT...LON 3132 8516 3133 8575 3156 8573 3160 8515 TIME...MOT...LOC 1747Z 267DEG 30KT 3144 8557 $$ 38-GODSEY
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 12:14 PM CDT | Special Weather Statement | TAE | Coffee, Dale | 61 min |
| Mar 27, 1:31 PM CDT | Severe Thunderstorm Warning | TAE | Henry | 44 min |
| Mar 27, 1:33 PM CDT | Severe Thunderstorm Warning | TAE | Dale, Henry, Houston | 42 min |
| Mar 27, 2:13 PM CDT | Severe Thunderstorm Warning | TAE | Henry, Houston | 47 min |
| Mar 27, 2:38 PM CDT | Severe Thunderstorm Warning | TAE | Coffee | 22 min |
| Mar 27, 2:59 PM CDT | Severe Thunderstorm Warning | TAE | Coffee, Dale, Geneva, Houston | 46 min |
| Mar 27, 3:35 PM CDT | Severe Thunderstorm Warning | TAE | Dale, Geneva, Henry, Houston | 40 min |
| Mar 27, 3:36 PM CDT | Severe Thunderstorm Warning | TAE | Coffee, Dale, Geneva, Houston | 39 min |
| Mar 27, 4:14 PM CDT | Severe Thunderstorm Warning | TAE | Coffee, Dale, Geneva, Houston | 46 min |
| Mar 27, 4:17 PM CDT | Severe Thunderstorm Warning | TAE | Houston | 43 min |
| Mar 27, 4:48 PM CDT | Severe Thunderstorm Warning | TAE | Geneva | 42 min |
| Mar 27, 5:00 PM CDT | Severe Thunderstorm Warning | TAE | Houston | 14 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2011Every severe thunderstorm warning in 2011
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.