Alert archive / Tennessee / Wind Advisories in 2011
Wind Advisory 22, NWS Memphis, TN
NWS Memphis, TN issued this wind advisory at Sep 14, 2011, 7:03 PM CDT for 4 states. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Sep 14, 2011, 7:03 PM CDT (00:03 UTC)
- Expired
- Sep 14, 2011, 10:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Memphis, TN
All 26 counties
Crittenden County, AR, Lee County, AR, Mississippi County, AR, Phillips County, AR, St. Francis County, AR, Dunklin County, MO, Pemiscot County, MO, Coahoma County, MS, DeSoto County, MS, Marshall County, MS, Panola County, MS, Quitman County, MS, Tallahatchie County, MS, Tate County, MS, Tunica County, MS, Crockett County, TN, Dyer County, TN, Fayette County, TN, Gibson County, TN, Haywood County, TN, Lake County, TN, Lauderdale County, TN, Obion County, TN, Shelby County, TN, Tipton County, TN, Weakley County, TN
The radar
The Memphis radar (KNQA), 7 km from the middle of the area, began a volume at 00:06 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.
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 0.1 hours before the alert went out and 51 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
- 610 J/kg
- Mixed-layer CIN
- -130 J/kg
- Mixed-layer LCL
- 1034 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 179 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 4.5
The text
As transmitted, in the capitals the NWS used until 2016.
774 WWUS74 KMEG 150003 NPWMEG URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEMPHIS TN 703 PM CDT WED SEP 14 2011 ...STRONG WIND GUSTS ANTICIPATED FOR A COUPLE HOURS BEHIND A STRONG COLD FRONT... .A STRONG COLD FRONT WILL MOVE ACROSS THE REGION THIS EVENING. VERY STRONG WIND GUSTS WILL BE LIKELY FOR A COUPLE OF HOURS BEHIND THE FRONTAL PASSAGE OUTSIDE OF THUNDERSTORMS. THESE WINDS WILL BE CAPABLE OF DOWNING TREES AND POWER LINES. ARZ028-036-048-049-058-MOZ113-115-MSZ001-002-007-008-010>012-020- TNZ001>003-019-020-048>051-088-089-150300- /O.NEW.KMEG.WI.Y.0022.110915T0003Z-110915T0300Z/ MISSISSIPPI-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN- PEMISCOT-DESOTO-MARSHALL-TUNICA-TATE-COAHOMA-QUITMAN-PANOLA- TALLAHATCHIE-LAKE-OBION-WEAKLEY-DYER-GIBSON-LAUDERDALE-TIPTON- HAYWOOD-CROCKETT-SHELBY-FAYETTE- INCLUDING THE CITIES OF...BLYTHEVILLE...WEST MEMPHIS... FORREST CITY...HELENA...KENNETT...CARUTHERSVILLE...SOUTHAVEN... OLIVE BRANCH...TUNICA...CLARKSDALE...BATESVILLE...UNION CITY... MARTIN...DRESDEN...DYERSBURG...HUMBOLDT...MILAN...COVINGTON... BARTLETT...GERMANTOWN...COLLIERVILLE...MEMPHIS...MILLINGTON... SOMERVILLE 703 PM CDT WED SEP 14 2011 ...WIND ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 10 PM CDT THIS EVENING. * WINDS...SUSTAINED WINDS BETWEEN 20 AND 30 MPH...WITH GUSTS UP TO 50 MPH POSSIBLE. * TIMING...BEHIND A COLD FRONT BETWEEN NOW AND 10 PM CDT. * IMPACTS...WINDS OF THIS MAGNITUDE MAY DOWN TREES AND POWER LINES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 39 MPH ARE EXPECTED...OR GUSTS WILL RANGE BETWEEN 40 AND 57 MPH. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ JLH
1 follow-up statement
705 WWUS74 KMEG 150307 NPWMEG URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEMPHIS TN 1007 PM CDT WED SEP 14 2011 ...THE STRONG WIND GUSTS WILL CONTINUE TO DIMINISH OVERNIGHT... ARZ028-036-048-049-058-MOZ113-115-MSZ001-002-007-008-010>012-020- TNZ001>003-019-020-048>051-088-089-150415- /O.EXP.KMEG.WI.Y.0022.000000T0000Z-110915T0300Z/ MISSISSIPPI-CRITTENDEN-ST. FRANCIS-LEE AR-PHILLIPS-DUNKLIN- PEMISCOT-DESOTO-MARSHALL-TUNICA-TATE-COAHOMA-QUITMAN-PANOLA- TALLAHATCHIE-LAKE-OBION-WEAKLEY-DYER-GIBSON-LAUDERDALE-TIPTON- HAYWOOD-CROCKETT-SHELBY-FAYETTE- INCLUDING THE CITIES OF...BLYTHEVILLE...WEST MEMPHIS... FORREST CITY...HELENA...KENNETT...CARUTHERSVILLE...SOUTHAVEN... OLIVE BRANCH...TUNICA...CLARKSDALE...BATESVILLE...UNION CITY... MARTIN...DRESDEN...DYERSBURG...HUMBOLDT...MILAN...COVINGTON... BARTLETT...GERMANTOWN...COLLIERVILLE...MEMPHIS...MILLINGTON... SOMERVILLE 1007 PM CDT WED SEP 14 2011 ...WIND ADVISORY HAS EXPIRED... WINDS HAVE FALLEN BELOW ADVISORY CRITERIA. $$ JLH
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 14, 7:13 PM CDT | Special Weather Statement | MEG | Coahoma | 47 min |
| Sep 14, 10:09 PM CDT | Special Weather Statement | MEG | Itawamba, Lee, Prentiss | 51 min |
| Sep 14, 7:27 PM CDT | Special Weather Statement | MEG | Carroll | 33 min |
| Sep 14, 8:09 PM CDT | Special Weather Statement | MEG | Chester, Decatur, Hardin, Henderson, McNairy | 51 min |
Nearby
Wind Advisories in Tennessee, 2011Wind Advisories in Mississippi, 2011Wind Advisories in Arkansas, 2011Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.