Alert archive / Mississippi / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 33, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Mar 18, 2013, 1:17 PM CDT for 7 counties in Mississippi. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 18, 2013, 1:17 PM CDT (18:17 UTC)
- Expired
- Mar 18, 2013, 2:00 PM CDT
- In force
- 43 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
Counties Alcorn County, MS, Itawamba County, MS, Lee County, MS, Pontotoc County, MS, Prentiss County, MS, Tishomingo County, MS, Union County, MS
The radar
The Columbus AFB radar (KGWX), 73 km from the middle of the area, began a volume at 18:20 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 18, 8:09 AM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 6.3 hours before the alert went out and 126 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
- 11 J/kg
- Mixed-layer CIN
- -390 J/kg
- Mixed-layer LCL
- 432 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 227 m²/s²
- 0-3 km storm-relative helicity
- 210 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.2
What forecasters said that day
The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Mar 18, 12:47 PM CDT, 30 minutes earlier.
Area forecast discussion, Mar 18, 12:47 PM CDT, 30 minutes before
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</html>Hazardous weather outlook, Mar 18, 9:56 AM CDT, 3 hours 21 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MEMPHIS TN 956 AM CDT MON MAR 18 2013 ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115- MSZ001>017-020>024-TNZ001>004-019>021-048>055-088>092-191700- 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- 956 AM CDT MON MAR 18 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST ARKANSAS... THE MISSOURI BOOTHEEL...NORTH MISSISSIPPI...AND WEST TENNESSEE. .DAY ONE...TODAY AND TONIGHT THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS ACROSS PORTIONS OF WEST TENNESSEE NEAR THE TENNESSEE RIVER AND MUCH OF NORTHERN MISSISSIPPI. LARGE HAIL AND DAMAGING WINDS REMAIN THE PRIMARY SEVERE WEATHER THREATS. THE SEVERE WEATHER THREAT WILL COME TO AN END THIS EVENING AS A COLD FRONT MOVES EAST OF THE FORECAST AREA. STRONG STORMS WITH SMALL HAIL WILL BE POSSIBLE FURTHER NORTH ACROSS THE REMAINDER OF THE MID SOUTH. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE NEEDED TODAY ACROSS THE SLIGHT RISK AREA. PLEASE REPORT ANY LARGE HAIL OR WIND DAMAGE TO THE NATIONAL WEATHER SERVICE OFFICE IN MEMPHIS TENNESSEE. JLH
In the hours before
Special weather statement, Mar 18, 11:39 AM CDT, 1 hour 38 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 1139 AM CDT MON MAR 18 2013 TNZ049-088-089-181715- SHELBY TN-FAYETTE TN-TIPTON TN- 1139 AM CDT MON MAR 18 2013 ...THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SIGNIFICANT WEATHER ADVISORY UNTIL 1215 PM CDT FOR... NORTHWESTERN FAYETTE COUNTY IN SOUTHWEST TENNESSEE... NORTHEASTERN SHELBY COUNTY IN SOUTHWEST TENNESSEE... SOUTH CENTRAL TIPTON COUNTY IN SOUTHWEST TENNESSEE... A STRONG THUNDERSTORM PRODUCING PEA SIZE HAIL OR LARGER WAS LOCATED 5 MILES SOUTHWEST OF MILLINGTON AT 1140 AM CDT...MOVING EAST AT 45 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING WILL OCCUR WITH THIS THUNDERSTORM. PEOPLE IN FAYETTE...SHELBY AND TIPTON COUNTIES...INCLUDING LOCATIONS NEAR BARTLETT AND MILLINGTON...SHOULD MONITOR THIS STORM CLOSELY. && LAT...LON 3549 8955 3523 8954 3520 9001 3535 9004 TIME...MOT...LOC 1640Z 260DEG 37KT 3529 8990
Special weather statement, Mar 18, 11:42 AM CDT, 1 hour 35 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 1142 AM CDT MON MAR 18 2013 MSZ001-002-TNZ088-089-181715- MARSHALL MS-DE SOTO MS-SHELBY TN-FAYETTE TN- 1142 AM CDT MON MAR 18 2013 ...THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SIGNIFICANT WEATHER ADVISORY UNTIL 1215 PM CDT FOR... EASTERN DESOTO COUNTY IN NORTHWEST MISSISSIPPI... NORTHWESTERN MARSHALL COUNTY IN NORTHWEST MISSISSIPPI... SOUTHWESTERN FAYETTE COUNTY IN SOUTHWEST TENNESSEE... SOUTHEASTERN SHELBY COUNTY IN SOUTHWEST TENNESSEE... A STRONG THUNDERSTORM PRODUCING PEA SIZE HAIL OR LARGER WAS LOCATED 6 MILES SOUTHWEST OF OLIVE BRANCH AT 1142 AM CDT...MOVING EAST AT 45 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING WILL OCCUR WITH THIS THUNDERSTORM. PEOPLE IN DESOTO...FAYETTE...MARSHALL AND SHELBY COUNTIES...INCLUDING LOCATIONS NEAR COLLIERVILLE...HERNANDO...HORN LAKE...OLIVE BRANCH AND SOUTHAVEN...SHOULD MONITOR THIS STORM CLOSELY. && LAT...LON 3509 8959 3479 8955 3477 8998 3500 9005 TIME...MOT...LOC 1642Z 255DEG 38KT 3491 8990
Special weather statement, Mar 18, 12:03 PM CDT, 1 hour 14 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MEMPHIS TN
1203 PM CDT MON MAR 18 2013
MSZ002-003-TNZ089-090-181730-
BENTON MS-MARSHALL MS-FAYETTE TN-HARDEMAN TN-
1203 PM CDT MON MAR 18 2013
...THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY UNTIL 1230 PM CDT FOR...
NORTHERN BENTON COUNTY IN NORTHEAST MISSISSIPPI...
NORTH CENTRAL MARSHALL COUNTY IN NORTHWEST MISSISSIPPI...
SOUTHEASTERN FAYETTE COUNTY IN SOUTHWEST TENNESSEE...
SOUTHWESTERN HARDEMAN COUNTY IN SOUTHWEST TENNESSEE...
A STRONG THUNDERSTORM PRODUCING PEA SIZE HAIL OR LARGER WAS LOCATED
OVER MT PLEASANT AT 1203 PM CDT...MOVING EAST AT 50 MPH.
VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING WILL
OCCUR WITH THIS THUNDERSTORM.
PEOPLE IN BENTON...FAYETTE...HARDEMAN AND MARSHALL COUNTIES SHOULD
MONITOR THIS STORM CLOSELY.
&&
LAT...LON 3481 8956 3500 8962 3516 8909 3490 8901
3489 8902
TIME...MOT...LOC 1703Z 256DEG 50KT 3493 8947Special weather statement, Mar 18, 12:34 PM CDT, 43 minutes before
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</html>Special weather statement, Mar 18, 12:44 PM CDT, 33 minutes before
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</html>The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 18, 8:18 AM CDT | Special Weather Statement | MEG | Hardeman | 27 min |
| Mar 18, 8:34 AM CDT | River Flood Warning | MEG | Crockett, Dyer, Lauderdale | 51 hr |
| Mar 18, 9:05 AM CDT | Special Weather Statement | MEG | Hardin | 40 min |
| Mar 18, 9:21 AM CDT | Special Weather Statement | MEG | Shelby | 24 min |
| Mar 18, 9:47 AM CDT | Special Weather Statement | MEG | Fayette | 28 min |
| Mar 18, 11:04 AM CDT | Special Weather Statement | MEG | Shelby | 26 min |
| Mar 18, 11:39 AM CDT | Special Weather Statement | MEG | Tipton | 36 min |
| Mar 18, 12:44 PM CDT | Special Weather Statement | MEG | McNairy | 46 min |
| Mar 17, 10:56 PM CDT | Special Weather Statement | MEG | Coahoma | 34 min |
| Mar 18, 10:24 AM CDT | Special Weather Statement | MEG | Itawamba, Lee | 36 min |
| Mar 18, 10:42 AM CDT | Severe Thunderstorm Warning | MEG | Tunica | 48 min |
| Mar 18, 11:10 AM CDT | Severe Thunderstorm Warning | MEG | DeSoto, Tate, Tunica | 50 min |
| Mar 18, 11:42 AM CDT | Special Weather Statement | MEG | DeSoto | 33 min |
| Mar 18, 12:03 PM CDT | Special Weather Statement | MEG | Benton | 27 min |
| Mar 18, 12:34 PM CDT | Special Weather Statement | MEG | Itawamba | 41 min |
| Mar 18, 1:06 PM CDT | Special Weather Statement | MEG | Calhoun, Chickasaw, Lee, Pontotoc | 24 min |
| Mar 18, 1:14 PM CDT | Severe Thunderstorm Warning | MEG | Calhoun, Chickasaw, Itawamba, Lee, Monroe, Pontotoc | 46 min |
| Mar 18, 1:23 PM CDT | Severe Thunderstorm Warning | MEG | Itawamba | 37 min |
| Mar 18, 1:36 PM CDT | Severe Thunderstorm Warning | MEG | Chickasaw, Itawamba, Lee, Monroe | 39 min |
| Mar 18, 2:37 AM CDT | Special Weather Statement | MEG | Crittenden | 23 min |
| Mar 18, 8:14 AM CDT | Special Weather Statement | MEG | St. Francis | 31 min |
| Mar 18, 8:57 AM CDT | Special Weather Statement | MEG | Crittenden | 33 min |
| Mar 18, 9:27 AM CDT | Special Weather Statement | MEG | Crittenden | 33 min |
| Mar 18, 10:07 AM CDT | Special Weather Statement | MEG | Lee, St. Francis | 23 min |
| Mar 18, 10:21 AM CDT | Severe Thunderstorm Warning | MEG | Lee | 24 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2013Every severe thunderstorm warning in 2013
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.