Alert archive / Arkansas / Special Weather Statements in 2012
Special Weather Statement, NWS Memphis, TN
NWS Memphis, TN issued this special weather statement at Oct 17, 2012, 5:51 PM CDT for Poinsett County, Arkansas. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Oct 17, 2012, 5:51 PM CDT (22:51 UTC)
- Expired
- Oct 17, 2012, 6:30 PM CDT
- In force
- 39 min
- Issued by
- NWS Memphis, TN
County Poinsett County, AR
The radar
The Memphis radar (KNQA), 99 km from the middle of the area, began a volume at 22:53 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 12:00Z, 10.9 hours before the alert went out and 121 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
- 843 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 328 m²/s²
- 0-3 km storm-relative helicity
- 347 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Memphis, TN wrote its last area forecast discussion before this special weather statement went out at Oct 17, 5:28 PM CDT, 23 minutes earlier.
Area forecast discussion, Oct 17, 5:28 PM CDT, 23 minutes before
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</html>Hazardous weather outlook, Oct 17, 5:30 PM CDT, 21 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MEMPHIS TN 530 PM CDT WED OCT 17 2012 ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115- MSZ001>017-020>024-TNZ001>004-019>021-048>055-088>092-190030- ALCORN-BENTON MS-CALHOUN-CARROLL-CHESTER-CHICKASAW-CLAY-COAHOMA- CRAIGHEAD-CRITTENDEN-CROCKETT-CROSS-DESOTO-DECATUR-DUNKLIN-DYER- FAYETTE-GIBSON-GREENE-HARDEMAN-HARDIN-HAYWOOD-HENDERSON-HENRY- ITAWAMBA-LAFAYETTE-LAKE-LAUDERDALE-LAWRENCE-LEE AR-LEE MS-MADISON- MARSHALL-MCNAIRY-MISSISSIPPI-MONROE-OBION-PANOLA-PEMISCOT- PHILLIPS-POINSETT-PONTOTOC-PRENTISS-QUITMAN-RANDOLPH-SHELBY- ST. FRANCIS-TALLAHATCHIE-TATE-TIPPAH-TIPTON-TISHOMINGO-TUNICA- UNION-WEAKLEY-YALOBUSHA- 530 PM CDT WED OCT 17 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST ARKANSAS... THE MISSOURI BOOTHEEL...NORTH MISSISSIPPI...AND WEST TENNESSEE. .DAY ONE...THIS AFTERNOON AND TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE MISSOURI BOOTHEEL AND PORTIONS OF EASTERN ARKANSAS LATE THIS AFTERNOON...AND ACROSS THE ENTIRE MIDSOUTH REGION TONIGHT. DAMAGING WINDS WILL BE THE MAIN THREAT WITH LARGE HAIL BEING A SECONDARY THREAT. ISOLATED TORNADOES ARE ALSO POSSIBLE. A WIND ADVISORY IS ALSO IN EFFECT TODAY ACROSS EASTERN ARKANSAS...THE MISSOURI BOOTHEEL...WEST TENNESSEE...AND PORTIONS OF NORTH MISSISSIPPI. SUSTAINED WINDS NEARING 25 TO 30 MPH AND GUSTS NEARING 45 MPH ARE EXPECTED. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY WEST SOUTHWEST WINDS OF 20 TO 25 MPH...WITH GUSTS TO NEAR 40 MPH ARE EXPECTED ON THURSDAY OVER A LARGE PORTION OF THE MIDSOUTH. A WIND ADVISORY MAY BE NEEDED. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE NEEDED FROM LATE THIS AFTERNOON THROUGH TONIGHT.
In the hours before
Special weather statement, Oct 17, 4:27 PM CDT, 1 hour 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 427 PM CDT WED OCT 17 2012 ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115- MSZ001>017-020>024-TNZ001>004-019>021-048>055-088>092-180500- ALCORN-BENTON MS-CALHOUN-CARROLL-CHESTER-CHICKASAW-CLAY-COAHOMA- CRAIGHEAD-CRITTENDEN-CROCKETT-CROSS-DESOTO-DECATUR-DUNKLIN-DYER- FAYETTE-GIBSON-GREENE-HARDEMAN-HARDIN-HAYWOOD-HENDERSON-HENRY- ITAWAMBA-LAFAYETTE-LAKE-LAUDERDALE-LAWRENCE-LEE AR-LEE MS-MADISON- MARSHALL-MCNAIRY-MISSISSIPPI-MONROE-OBION-PANOLA-PEMISCOT- PHILLIPS-POINSETT-PONTOTOC-PRENTISS-QUITMAN-RANDOLPH-SHELBY- ST. FRANCIS-TALLAHATCHIE-TATE-TIPPAH-TIPTON-TISHOMINGO-TUNICA- UNION-WEAKLEY-YALOBUSHA- INCLUDING THE CITIES OF...ABERDEEN...AMORY...BARTLETT... BATESVILLE...BLYTHEVILLE...BOLIVAR...BOONEVILLE... CARUTHERSVILLE...CLARKSDALE...COLLIERVILLE...CORINTH... COVINGTON...DRESDEN...DYERSBURG...FORREST CITY...GERMANTOWN... HARRISBURG...HELENA...HUMBOLDT...HUNTINGDON...IUKA...JACKSON... JONESBORO...KENNETT...LEXINGTON...MARTIN...MEMPHIS...MILAN... MILLINGTON...NEW ALBANY...OLIVE BRANCH...OXFORD...PARAGOULD... PARIS...SAVANNAH...SOMERVILLE...SOUTHAVEN...TUNICA...TUPELO... UNION CITY...WALNUT RIDGE...WEST MEMPHIS...WYNNE 427 PM CDT WED OCT 17 2012 ...SEVERE WEATHER EXPECTED ACROSS THE MID SOUTH FROM LATE THIS AFTERNOON THROUGH TONIGHT... A STRONG UPPER LEVEL DISTURBANCE AND ASSOCIATED COLD FRONT WILL APPROACH THE MID SOUTH THIS AFTERNOON AND MOVE ACROSS THE AREA OVERNIGHT. INSTABILITY FROM DAYTIME HEATING COMBINED WITH WITH POWERFUL ATMOSPHERIC WINDS WILL CREATE A FAVORABLE ENVIRONMENT FOR SEVERE THUNDERSTORMS. CLOUDS ACROSS MUCH OF ARKANSAS HAVE THUS FAR HELPED TO LIMIT THUNDERSTORM DEVELOPMENT...BUT OVER THE NEXT FEW HOURS...AS THE UPPER LEVEL SUPPORT ROUNDS THE BASE OF A BROAD TOUGH...STORMS SHOULD BEGIN TO DEVELOP RAPIDLY. THE LIKELIHOOD OF SUPERCELLS AHEAD OF THE MAIN LINE OF THUNDERSTORMS CANNOT BE RULED OUT...BUT THE LIKELIHOOD OF SIGNIFICANT PRE FRONTAL DEVELOPMENT LOOKS TO BE DIMINISHING. THUNDERSTORMS SHOULD INITIALLY DEVELOP TO THE WEST ACROSS NORTHERN ARKANSAS LATE THIS AFTERNOON...WITH A LINE OF STORMS BUILDING SOUTH INTO CENTRAL AND SOUTHERN ARKANSAS. ALL SEVERE WEATHER THREATS WILL BE POSSIBLE TO INCLUDE DAMAGING WINDS...LARGE HAIL...AND A FEW TORNADOES. THUNDERSTORMS SHOULD EVOLVE INTO AN INTENSE SQUALL LINE BY EVENING AS IT CROSSES THE MISSISSIPPI RIVER INTO WEST TENNESSEE AND NORTHWEST MISSISSIPPI. SUPERCELL THUNDERSTORMS EMBEDDED WITHIN THE SQUALL LINE WILL BE POSSIBLE...MOST LIKELY IN SOUTHEAST ARKANSAS AND NORTHWEST MISSISSIPPI BETWEEN 6 AND 10 PM. DAMAGING WINDS...POTENTIALLY WIDESPREAD...WILL EVENTUALLY BECOME THE PRIMARY THREAT LATER THIS EVENING ALTHOUGH A FEW TORNADOES WILL STILL BE POSSIBLE. THE LINE OF THUNDERSTORMS SHOULD PASS THROUGH THE REMAINDER OF WEST TENNESSEE AND NORTHEAST MISSISSIPPI LATE TONIGHT INTO THE EARLY MORNING HOURS OF THURSDAY. SEVERE WEATHER AFTER SUNSET IS PARTICULARLY DANGEROUS. RESIDENTS ACROSS THE MID SOUTH ARE URGED TO REVIEW SEVERE WEATHER PLANS NOW AND BE PREPARED TO TAKE ACTION TO PROTECT LIFE AND PROPERTY IF SEVERE WEATHER THREATENS YOUR LOCATION LATER THIS AFTERNOON THROUGH TONIGHT. PLEASE CONTINUE TO MONITOR THE LATEST FORECAST REGARDING THIS EXPECTED SEVERE WEATHER SITUATION.
Special weather statement, Oct 17, 5:51 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 551 PM CDT WED OCT 17 2012 ARZ027-035-172330- CROSS AR-POINSETT AR- 551 PM CDT WED OCT 17 2012 ...THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SIGNIFICANT WEATHER ADVISORY UNTIL 630 PM CDT FOR... NORTHWESTERN CROSS COUNTY IN EASTERN ARKANSAS... WESTERN POINSETT COUNTY IN EASTERN ARKANSAS... A STRONG THUNDERSTORM PRODUCING PEA SIZE HAIL OR LARGER AND WINDS AT LEAST 40 MPH WAS LOCATED 12 MILES NORTHWEST OF HICKORY RIDGE AT 551 PM CDT...MOVING EAST AT 45 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING WILL OCCUR WITH THIS THUNDERSTORM. PEOPLE IN CROSS AND POINSETT COUNTIES SHOULD MONITOR THIS STORM CLOSELY. .A TORNADO WATCH ALSO REMAINS IN EFFECT FOR THE ADVISORY AREA. && LAT...LON 3571 9104 3570 9072 3536 9078 3536 9105 TIME...MOT...LOC 2251Z 255DEG 39KT 3552 9112
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 17, 3:49 AM CDT | Wind Advisory | MEG | Benton, Coahoma, DeSoto, Lafayette, Marshall, Panola and 5 more | 20 hr |
| Oct 17, 6:46 PM CDT | Special Weather Statement | MEG | Dyer, Lauderdale | 44 min |
| Oct 17, 6:07 PM CDT | Special Weather Statement | MEG | Clay, Greene | 38 min |
| Oct 17, 6:34 PM CDT | Special Weather Statement | MEG | Craighead | 41 min |
| Oct 17, 6:40 PM CDT | Special Weather Statement | MEG | Cross, Poinsett | 50 min |
| Oct 17, 6:41 PM CDT | Special Weather Statement | MEG | Dunklin | 49 min |
Nearby
Special Weather Statements in Arkansas, 2012Every special weather statement in 2012
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.