Alert archive / Alabama / Tornado Warnings in 2011
Tornado Warning 77, NWS Birmingham, AL
NWS Birmingham, AL issued this tornado warning at Apr 15, 2011, 6:19 PM CDT for Marengo County, Alabama. It was in force for 56 min. 1 report 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
- Apr 15, 2011, 6:19 PM CDT (23:19 UTC)
- Expired
- Apr 15, 2011, 7:15 PM CDT
- In force
- 56 min
- Issued by
- NWS Birmingham, AL
- Area
- Storm-based polygon
County Marengo County, AL
The radar
The Birmingham radar (KBMX), 147 km from the middle of the area, began a volume at 23:22 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 |
|---|---|---|---|
| Apr 15, 6:39 PM CDT | TORNADO 2 | 2 Nnw Surginer, AL | AN EF-2 TORNADO TOUCHED DOWN FOR THE SECOND TIME NEAR NANAFALIA. TWO DOZEN HOMES WERE SIGNIFICANTLY DAMAGED DUE TO FALLEN TREES AND LARGE SECTIONS OF ROOFING MATERIAL WERE REMOVED BY THE TORNADIC WINDS. THE MOST CONCENTRATED DAMAGE OCCURED IN NANFALIA...ALONG |
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 |
|---|---|---|---|
| Apr 15, 11:21 AM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 11.3 hours before the alert went out and 147 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1553 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 282 m²/s²
- 0-3 km storm-relative helicity
- 365 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
942
WFUS54 KBMX 152319
TORBMX
ALC091-160015-
/O.NEW.KBMX.TO.W.0077.110415T2319Z-110416T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BIRMINGHAM AL
619 PM CDT FRI APR 15 2011
THE NATIONAL WEATHER SERVICE IN BIRMINGHAM HAS ISSUED A
* TORNADO WARNING FOR...
MARENGO COUNTY IN SOUTHWEST ALABAMA...
* UNTIL 715 PM CDT
* AT 617 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO AND
LARGE HAIL 6 MILES SOUTHWEST OF MT STERLING...OR 29 MILES SOUTH OF
CUBA. DOPPLER RADAR SHOWED THIS TORNADO MOVING EAST AT 50 MPH.
* LOCATIONS IMPACTED INCLUDE...
LINDEN...PUTNAM...NANAFALIA...MYRTLEWOOD...SWEET WATER...PIN
HOOK...WAYNE...DIXONS MILL...MILLER AND SHILOH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY
BUILDING.
&&
TO REPORT SEVERE WEATHER...
CALL 1-800-856-0758.
LAT...LON 3209 8805 3214 8805 3217 8801 3228 8803
3233 8794 3234 8795 3244 8752 3232 8753
3230 8746 3227 8747 3226 8751 3214 8752
3213 8761 3201 8763 3199 8807 3201 8812
3206 8812
TIME...MOT...LOC 2318Z 259DEG 41KT 3204 8824
$$
17/KLAWS3 follow-up statements
648
WWUS54 KBMX 152337
SVSBMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
637 PM CDT FRI APR 15 2011
ALC091-160015-
/O.CON.KBMX.TO.W.0077.000000T0000Z-110416T0015Z/
MARENGO AL-
637 PM CDT FRI APR 15 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR MARENGO COUNTY UNTIL 715
PM CDT...
AT 636 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO. THIS
TORNADO WAS LOCATED NEAR NANAFALIA...OR 19 MILES SOUTHWEST OF
LINDEN...MOVING NORTHEAST AT 45 MPH.
LOCATIONS IMPACTED INCLUDE...
LINDEN...NANAFALIA...MYRTLEWOOD...SWEET WATER...DIXONS MILL...
WAYNE...MILLER...PIN HOOK...SURGINER AND SHILOH.
TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.
LAT...LON 3209 8805 3214 8805 3217 8801 3228 8803
3233 8794 3234 8795 3244 8752 3232 8753
3230 8746 3227 8747 3226 8751 3214 8752
3213 8761 3201 8763 3199 8807 3201 8812
3206 8812
TIME...MOT...LOC 2337Z 247DEG 41KT 3213 8803
$$
17/KLAWS024
WWUS54 KBMX 152350
SVSBMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
650 PM CDT FRI APR 15 2011
ALC091-160015-
/O.CON.KBMX.TO.W.0077.000000T0000Z-110416T0015Z/
MARENGO AL-
650 PM CDT FRI APR 15 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL MARENGO COUNTY
UNTIL 715 PM CDT...
AT 645 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR NANAFALIA...OR 14 MILES SOUTHWEST OF LINDEN...
MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
LINDEN...WAYNE...MILLER...PIN HOOK...SHILOH...CHICKASAW STATE
PARK...MAGNOLIA...THOMASTON...CONSUL AND DAYTON.
TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.
LAT...LON 3217 8801 3226 8801 3228 8803 3232 8796
3232 8794 3234 8795 3244 8752 3232 8753
3230 8746 3227 8747 3226 8751 3213 8753
3213 8761 3208 8762 3209 8796 3214 8805
TIME...MOT...LOC 2350Z 248DEG 35KT 3217 8791
$$
17/KLAWS581
WWUS54 KBMX 152357
SVSBMX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
657 PM CDT FRI APR 15 2011
ALC091-160015-
/O.CON.KBMX.TO.W.0077.000000T0000Z-110416T0015Z/
MARENGO AL-
657 PM CDT FRI APR 15 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL MARENGO COUNTY
UNTIL 715 PM CDT...
AT 654 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR MILLER...OR 10 MILES SOUTHWEST OF LINDEN...
MOVING EAST AT 40 MPH.
LOCATIONS IMPACTED INCLUDE...
LINDEN...MILLER...SHILOH...CHICKASAW STATE PARK...MAGNOLIA...
THOMASTON...CONSUL...DAYTON...CALVARY AND OCTAGON.
TO REPORT SEVERE WEATHER...CALL 1-800-856-0758.
LAT...LON 3232 8790 3244 8752 3232 8753 3230 8746
3227 8747 3226 8751 3213 8753 3213 8761
3210 8762 3214 8789 3217 8793 3222 8795
TIME...MOT...LOC 2357Z 248DEG 35KT 3219 8783
$$
17/KLAWSThe office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 3:29 AM CDT | Wind Advisory | BMX | Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more | 22 hr |
| Apr 15, 8:49 AM CDT | Special Weather Statement | BMX | Marion | 41 min |
| Apr 15, 8:55 AM CDT | Special Weather Statement | BMX | Lamar | 50 min |
| Apr 15, 9:49 AM CDT | Areal Flood Advisory | BMX | Lamar | 116 min |
| Apr 15, 9:53 AM CDT | Special Weather Statement | BMX | Fayette, Marion | 37 min |
| Apr 15, 10:11 AM CDT | Flash Flood Warning | BMX | Lamar | 6 hr |
| Apr 15, 10:37 AM CDT | Special Weather Statement | BMX | Pickens | 38 min |
| Apr 15, 10:51 AM CDT | Special Weather Statement | BMX | St. Clair | 39 min |
| Apr 15, 10:59 AM CDT | Severe Thunderstorm Warning | BMX | Blount, Jefferson, St. Clair | 46 min |
| Apr 15, 11:12 AM CDT | Areal Flood Advisory | BMX | Fayette, Walker, Winston | 2 hr |
| Apr 15, 11:52 AM CDT | Tornado Warning | BMX | Marengo | 38 min |
| Apr 15, 12:15 PM CDT | Severe Thunderstorm Warning | BMX | Lamar, Pickens | 34 min |
| Apr 15, 12:24 PM CDT | Tornado Warning | BMX | Marengo | 51 min |
| Apr 15, 12:36 PM CDT | Severe Thunderstorm Warning | BMX | Blount, Jefferson, St. Clair | 27 min |
| Apr 15, 12:59 PM CDT | Tornado Warning | BMX | Dallas, Marengo, Perry | 46 min |
| Apr 15, 1:10 PM CDT | Flash Flood Warning | BMX | Fayette, Lamar, Marion, Walker, Winston | 3 hr |
| Apr 15, 1:22 PM CDT | Areal Flood Advisory | BMX | Blount | 3 hr |
| Apr 15, 1:25 PM CDT | Tornado Warning | BMX | Greene, Sumter | 65 min |
| Apr 15, 1:43 PM CDT | Tornado Warning | BMX | Perry | 28 min |
| Apr 15, 2:14 PM CDT | River Flood Warning | BMX | Greene, Hale, Marengo, Pickens, Sumter | 4 days |
| Apr 15, 2:14 PM CDT | River Flood Warning | BMX | Greene, Hale, Marengo, Sumter | 20 hr |
| Apr 15, 2:14 PM CDT | River Flood Warning | BMX | Greene, Hale, Marengo, Sumter | 20 hr |
| Apr 15, 2:17 PM CDT | River Flood Warning | BMX | Greene, Hale, Marengo | 4 days |
| Apr 15, 2:24 PM CDT | Tornado Warning | BMX | Greene, Hale, Tuscaloosa | 51 min |
| Apr 15, 2:31 PM CDT | Tornado Warning | BMX | Marengo, Sumter | 29 min |
| Apr 15, 2:39 PM CDT | Flash Flood Warning | BMX | Greene, Pickens, Sumter | 3 hr |
| Apr 15, 2:41 PM CDT | Tornado Warning | BMX | Greene, Tuscaloosa | 64 min |
| Apr 15, 2:49 PM CDT | Tornado Warning | BMX | Greene, Hale, Sumter | 41 min |
| Apr 15, 2:56 PM CDT | Tornado Warning | BMX | Greene, Hale, Marengo, Perry, Sumter | 49 min |
| Apr 15, 3:10 PM CDT | Tornado Warning | BMX | Greene, Hale, Tuscaloosa | 50 min |
| Apr 15, 3:25 PM CDT | Flash Flood Warning | BMX | Tuscaloosa | 3 hr |
| Apr 15, 3:27 PM CDT | Tornado Warning | BMX | Greene, Hale, Tuscaloosa | 48 min |
| Apr 15, 3:32 PM CDT | Tornado Warning | BMX | Sumter | 58 min |
| Apr 15, 3:34 PM CDT | Tornado Warning | BMX | Lowndes, Montgomery | 56 min |
| Apr 15, 3:39 PM CDT | Tornado Warning | BMX | Bibb, Hale, Perry, Tuscaloosa | 66 min |
| Apr 15, 3:44 PM CDT | Tornado Warning | BMX | Jefferson, Tuscaloosa | 37 min |
| Apr 15, 3:57 PM CDT | Areal Flood Warning | BMX | Lamar | 24 hr |
| Apr 15, 4:18 PM CDT | Tornado Warning | BMX | Greene, Hale, Sumter | 57 min |
| Apr 15, 4:21 PM CDT | Tornado Warning | BMX | Lamar | 39 min |
| Apr 15, 4:28 PM CDT | Tornado Warning | BMX | Bibb, Jefferson, Shelby | 62 min |
| Apr 15, 4:33 PM CDT | Severe Thunderstorm Warning | BMX | Bibb, Jefferson, Shelby, Tuscaloosa | 42 min |
| Apr 15, 4:41 PM CDT | Tornado Warning | BMX | Marengo, Sumter | 64 min |
| Apr 15, 4:42 PM CDT | Tornado Warning | BMX | Bibb, Tuscaloosa | 33 min |
| Apr 15, 4:45 PM CDT | Tornado Warning | BMX | Fayette, Lamar, Marion | 26 min |
| Apr 15, 5:08 PM CDT | Severe Thunderstorm Warning | BMX | Lamar | 52 min |
| Apr 15, 5:09 PM CDT | Flash Flood Warning | BMX | Jefferson, Shelby | 3 hr |
| Apr 15, 5:13 PM CDT | Tornado Warning | BMX | Bibb, Hale, Perry | 35 min |
| Apr 15, 5:18 PM CDT | Tornado Warning | BMX | Lamar | 30 min |
| Apr 15, 5:26 PM CDT | Tornado Warning | BMX | St. Clair, Shelby, Talladega | 49 min |
| Apr 15, 5:30 PM CDT | Tornado Warning | BMX | Hale, Marengo, Perry, Sumter | 60 min |
| Apr 15, 5:38 PM CDT | Severe Thunderstorm Warning | BMX | Lamar | 22 min |
| Apr 15, 5:45 PM CDT | Severe Thunderstorm Warning | BMX | Chambers, Lee, Macon | 45 min |
| Apr 15, 5:47 PM CDT | Severe Thunderstorm Warning | BMX | Fayette, Lamar, Marion | 45 min |
| Apr 15, 5:55 PM CDT | Tornado Warning | BMX | Lowndes, Montgomery | 46 min |
| Apr 15, 6:08 PM CDT | Tornado Warning | BMX | Calhoun, Clay, Cleburne, Talladega | 52 min |
| Apr 15, 6:11 PM CDT | Tornado Warning | BMX | Dallas, Perry | 64 min |
| Apr 15, 6:12 PM CDT | Tornado Warning | BMX | Lee | 21 min |
| Apr 15, 6:15 PM CDT | Tornado Warning | BMX | Dallas, Lowndes | 60 min |
| Apr 15, 6:17 PM CDT | Severe Thunderstorm Warning | BMX | Fayette, Walker | 43 min |
| Apr 15, 6:43 PM CDT | Areal Flood Advisory | BMX | Talladega | 3 hr |
| Apr 15, 6:53 PM CDT | Tornado Warning | BMX | Calhoun, Clay, Cleburne, Talladega | 31 min |
Nearby
Tornado Warnings in Alabama, 2011Every tornado warning in 2011Tornadoes 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; radar from the NEXRAD Level II archive.