Alert archive / Alabama / High Wind Warnings in 2011
High Wind Warning 1, NWS Huntsville, AL
NWS Huntsville, AL issued this high wind warning at Apr 20, 2011, 6:08 AM CDT for 5 counties in Alabama. It was in force for 61 min. 14 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 20, 2011, 6:08 AM CDT (11:08 UTC)
- Expired
- Apr 20, 2011, 7:09 AM CDT
- In force
- 61 min
- Issued by
- NWS Huntsville, AL
Counties Cullman County, AL, DeKalb County, AL, Jackson County, AL, Marshall County, AL, Morgan County, AL
The radar
The Northeast Alabama radar (KHTX), 61 km from the middle of the area, began a volume at 11:08 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 20, 6:10 AM CDT | NON-TSTM WND DMG | 5 Nw Whiton, AL | NUMEROUS TREES DOWN IN THE ASBURY COMMUNITY SPECIFICALLY ON MARTLING ROAD. NUMEROUS REPORTS ACROSS THE NORTH PART OF THE COUNTY. |
| Apr 20, 6:10 AM CDT | NON-TSTM WND DMG | Geraldine, AL | FEW REPORTS OF TREES DOWN ON HWY 227 BETWEEN GERALDINE AND GROVE OAK. |
| Apr 20, 6:10 AM CDT | NON-TSTM WND DMG | Guntersville, AL | NUMEROUS TREES DOWN IN THE STATE PARK AND ALONG THE ENTRANCE ON HWY 227. |
| Apr 20, 6:15 AM CDT | NON-TSTM WND DMG | Guntersville, AL | NUMEROUS TREES DOWN IN AND AROUND GUNTERSVILLE INCLUDING THE FOLLOWING LOCATIONS GEORGIA MTN RD, CHALLAKEY RD, AND WISE MTN RD. TREES DOWN ON HOUSE AT CREEK PASS RD AND ON HOUSE AT SUNSET DR. NO INJURIES. |
| Apr 20, 6:30 AM CDT | TSTM WND DMG | 1 Wsw Larkinsville, AL | METAL ROOF PULLED OFF HOUSE ON CR529 AND CR30 AND ONTO POWER LINE. |
| Apr 20, 6:30 AM CDT | NON-TSTM WND DMG | 4 W Albertville, AL | PLEASANT GROVE AREA. TREES DOWN ALONG ONEONTA CUTOFF RD AND NIXON CHAPEL RD. |
| Apr 20, 6:34 AM CDT | TSTM WND DMG | 4 Ene Pisgah, AL | TRAILER FLIPPED OVER ON ITS TOP. SMALL SHEDS DESTROYED AND LARGE TREES DOWN IN VICINITY. ESTIMATED WINDS FROM RADAR AND DAMAGE OF 80 MPH. TRAILER WAS TIED DOWN. TIME ESTIMATED FROM RADAR. |
| Apr 20, 6:36 AM CDT | TSTM WND DMG | Rosalie, AL | LARGE TREES DOWN ON CHURCH IN ROSALIE ALONG HIGHWAY 71. NO INJURIES. SMALL OUTBUILDINGS AND SHEDS WERE DAMAGED IN VICINITY. |
| Apr 20, 6:38 AM CDT | TSTM WND DMG | Scottsboro, AL | TREES DOWN ALONG KYLE STREET IN SCOTTSBORO. LARGE POWER OUTAGE. |
| Apr 20, 6:39 AM CDT | TSTM WND DMG | 3 Wsw Ider, AL | TREES DOWN ALONG CR769 AND CR371 NEAR IDER. |
| Apr 20, 6:39 AM CDT | TSTM WND DMG | Fyffe, AL | NUMEROUS REPORTS OF TREES AND POWER LINES DOWN IN FYFFE, TENBROECK COMMUNITY, DOG TOWN, AND PEAKS CORNER |
| Apr 20, 6:39 AM CDT | BLIZZARD | Fyffe, AL | NUMEROUS REPORTS OF TREES AND POWER LINES DOWN IN FYFFE, TENBROECK COMMUNITY, DOG TOWN, AND PEAKS CORNER |
| Apr 20, 6:45 AM CDT | TSTM WND DMG | 2 Sse Ider, AL | TREE DOWN ON MOBILE HOME ALONG CR 651. NO INJURIES. |
| Apr 20, 6:45 AM CDT | TSTM WND DMG | 3 Sse Ider, AL | PARTIAL ROOF PULLED UP ON RESIDENCE WITH LARGE TREE BRANCHES SNAPPED ALONG COUNTY ROAD 651. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 11.1 hours before the alert went out and 145 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
- 1717 J/kg
- Mixed-layer CIN
- -103 J/kg
- Mixed-layer LCL
- 1046 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 184 m²/s²
- 0-3 km storm-relative helicity
- 282 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 4.6
The text
As transmitted, in the capitals the NWS used until 2016.
769 WWUS74 KHUN 201109 NPWHUN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE HUNTSVILLE AL 609 AM CDT WED APR 20 2011 .ALZ007-008-016-201300- /O.NEW.KHUN.HW.W.0001.110420T1108Z-110420T1300Z/ MORGAN-MARSHALL-CULLMAN- INCLUDING THE CITIES OF...DECATUR...GUNTERSVILLE...CULLMAN 608 AM CDT WED APR 20 2011 ...HIGH WIND WARNING IN EFFECT UNTIL 8 AM CDT THIS MORNING... THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 8 AM CDT THIS MORNING. A BAND OF HIGH WINDS HAS DEVELOPED BEHIND A LINE OF THUNDERSTORMS. THESE WINDS WILL LAST SEVERAL MINUTES TO AN HOUR. * TIMING: THROUGH 8 AM. * WINDS: 40 TO 60 MPH. * IMPACTS: THE HIGH WINDS WILL BE CAPABLE OF KNOCKING DOWN TREES AND POWERLINES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ KULA
2 follow-up statements
958 WWUS74 KHUN 201115 AAA NPWHUN URGENT - WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE HUNTSVILLE AL 615 AM CDT WED APR 20 2011 ALZ007>010-016-201300- /O.NEW.KHUN.HW.W.0001.110420T1115Z-110420T1300Z/ MORGAN-MARSHALL-JACKSON-DEKALB-CULLMAN- INCLUDING THE CITIES OF...DECATUR...GUNTERSVILLE...SCOTTSBORO... FORT PAYNE...CULLMAN 615 AM CDT WED APR 20 2011 ...HIGH WIND WARNING IN EFFECT UNTIL 8 AM CDT THIS MORNING... THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 8 AM CDT THIS MORNING. A BAND OF HIGH WINDS HAS DEVELOPED BEHIND A LINE OF THUNDERSTORMS. THESE WINDS WILL LAST SEVERAL MINUTES TO AN HOUR. * TIMING: THROUGH 8 AM. * WINDS: 40 TO 60 MPH. * IMPACTS: THE HIGH WINDS WILL BE CAPABLE OF KNOCKING DOWN TREES AND POWERLINES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ KULA
988 WWUS74 KHUN 201209 AAA NPWHUN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE HUNTSVILLE AL 709 AM CDT WED APR 20 2011 ALZ007>010-016-201315- /O.CAN.KHUN.HW.W.0001.000000T0000Z-110420T1300Z/ MORGAN-MARSHALL-JACKSON-DEKALB-CULLMAN- INCLUDING THE CITIES OF...DECATUR...GUNTERSVILLE...SCOTTSBORO... FORT PAYNE...CULLMAN 709 AM CDT WED APR 20 2011 ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS CANCELLED THE HIGH WIND WARNING. STRONG WINDS HAVE SUBSIDED DURING THE PAST HALF HOUR. WINDS OF 20 TO 30 MPH REMAIN POSSIBLE AT TIMES FOR THE NEXT COUPLE OF HOURS. SEVERAL REPORTS HAVE BEEN RECEIVED OF TREES AND POWER LINES BEING KNOCKED DOWN ON AREA ROADS. MOTORISTS SHOULD USE EXTRA CAUTION THIS MORNING AND AVOID AREAS OF WIND DAMAGE TO MAXIMIZE SAFETY. $$ KULA
The office that day
Everything else NWS Huntsville, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 1:52 AM CDT | Special Weather Statement | HUN | Lauderdale | 38 min |
| Apr 20, 3:55 AM CDT | Severe Thunderstorm Warning | HUN | Franklin | 35 min |
| Apr 20, 4:05 AM CDT | Special Weather Statement | HUN | Limestone, Madison | 25 min |
| Apr 20, 4:16 AM CDT | Severe Thunderstorm Warning | HUN | Colbert, Franklin | 29 min |
| Apr 20, 4:29 AM CDT | Severe Thunderstorm Warning | HUN | Colbert, Franklin, Lawrence, Limestone | 31 min |
| Apr 20, 4:44 AM CDT | Special Weather Statement | HUN | Jackson | 31 min |
| Apr 20, 4:56 AM CDT | Severe Thunderstorm Warning | HUN | Cullman, Lawrence, Morgan | 34 min |
| Apr 20, 4:59 AM CDT | Special Weather Statement | HUN | Limestone | 31 min |
| Apr 20, 5:19 AM CDT | Severe Thunderstorm Warning | HUN | Cullman, Limestone, Madison, Marshall, Morgan | 41 min |
| Apr 20, 5:25 AM CDT | Severe Thunderstorm Warning | HUN | Jackson, Madison | 35 min |
| Apr 20, 5:33 AM CDT | Severe Thunderstorm Warning | HUN | DeKalb, Jackson, Madison, Marshall | 27 min |
| Apr 20, 5:59 AM CDT | Special Weather Statement | HUN | DeKalb, Jackson | 46 min |
| Apr 20, 6:29 AM CDT | Severe Thunderstorm Warning | HUN | DeKalb, Jackson | 16 min |
| Apr 20, 6:42 AM CDT | Severe Thunderstorm Warning | HUN | DeKalb | 18 min |
| Apr 20, 1:38 PM CDT | Flash Flood Watch | HUN | Colbert, Cullman, DeKalb, Franklin, Jackson, Lauderdale and 5 more | 14 hr |
| Apr 20, 4:47 PM CDT | Severe Thunderstorm Warning | HUN | Colbert, Lauderdale | 25 min |
| Apr 20, 6:51 PM CDT | Special Weather Statement | HUN | Franklin | 39 min |
Nearby
High Wind Warnings in Alabama, 2011Every high wind 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; radar from the NEXRAD Level II archive.