Alert archive / Mississippi / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 299, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Jul 13, 2009, 10:15 AM CDT for 5 counties in Mississippi. It was in force for 60 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
- Jul 13, 2009, 10:15 AM CDT (15:15 UTC)
- Expired
- Jul 13, 2009, 11:15 AM CDT
- In force
- 60 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
Counties DeSoto County, MS, Lafayette County, MS, Marshall County, MS, Panola County, MS, Tate County, MS
The radar
The Memphis radar (KNQA), 83 km from the middle of the area, began a volume at 15:15 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, 3.3 hours before the alert went out and 30 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
- 2478 J/kg
- Mixed-layer CIN
- -111 J/kg
- Mixed-layer LCL
- 1372 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 121 m²/s²
- 0-3 km storm-relative helicity
- 126 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.4
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 Jul 13, 9:47 AM CDT, 28 minutes earlier.
Area forecast discussion, Jul 13, 9:47 AM CDT, 28 minutes before
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</html>Hazardous weather outlook, Jul 13, 9:52 AM CDT, 23 minutes before
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</html>In the hours before
Special weather statement, Jul 13, 7:15 AM CDT, 3 hours before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 715 AM CDT MON JUL 13 2009 MSZ021>023-131300- YALOBUSHA MS-CALHOUN MS-CHICKASAW MS- 715 AM CDT MON JUL 13 2009 ...THIS SIGNIFICANT WEATHER ALERT IS FOR... CALHOUN COUNTY IN NORTHEAST MISSISSIPPI... WESTERN CHICKASAW COUNTY IN NORTHEAST MISSISSIPPI... SOUTHEASTERN YALOBUSHA COUNTY IN NORTHWEST MISSISSIPPI... A STRONG THUNDERSTORM PRODUCING PEA TO DIME SIZE HAIL AND 40 TO 50 MPH WINDS WAS LOCATED 8 MILES WEST OF BRUCE AT 716 AM CDT...MOVING SOUTHEAST AT 25 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS THUNDERSTORM. THIS STORM IS INTENSIFYING AND COULD BECOME SEVERE RAPIDLY. PEOPLE IN CALHOUN...CHICKASAW AND YALOBUSHA COUNTIES...INCLUDING LOCATIONS NEAR HOUSTON...SHOULD MONITOR THIS STORM CLOSELY.
Special weather statement, Jul 13, 7:38 AM CDT, 2 hours 37 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 738 AM CDT MON JUL 13 2009 ARZ008-017-018-026-027-131330- CRAIGHEAD AR-POINSETT AR-RANDOLPH AR-GREENE AR-LAWRENCE AR- 738 AM CDT MON JUL 13 2009 ...THIS SIGNIFICANT WEATHER ALERT IS FOR... WESTERN CRAIGHEAD COUNTY IN EASTERN ARKANSAS... SOUTHWESTERN GREENE COUNTY IN EASTERN ARKANSAS... LAWRENCE COUNTY IN EASTERN ARKANSAS... NORTHWESTERN POINSETT COUNTY IN EASTERN ARKANSAS... SOUTH CENTRAL RANDOLPH COUNTY IN EASTERN ARKANSAS... A STRONG THUNDERSTORM PRODUCING PEA TO DIME SIZE HAIL AND 40 TO 50 MPH WINDS WAS LOCATED 3 MILES SOUTHEAST OF LYNN AT 739 AM CDT... MOVING SOUTHEAST AT 50 MPH. PEOPLE IN CRAIGHEAD...GREENE...LAWRENCE...POINSETT AND RANDOLPH COUNTIES...INCLUDING LOCATIONS NEAR BLACK ROCK...BONO...HOXIE... JONESBORO...LAKE CHARLES STATE PARK AND WALNUT RIDGE...SHOULD MONITOR THIS STORM CLOSELY THIS SIGNIFICANT WEATHER ALERT IS IN EFFECT UNTIL 830 AM CDT.
Special weather statement, Jul 13, 7:52 AM CDT, 2 hours 23 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 752 AM CDT MON JUL 13 2009 MSZ007-008-011-012-131330- TUNICA MS-TATE MS-PANOLA MS-QUITMAN MS- 752 AM CDT MON JUL 13 2009 ...THIS SIGNIFICANT WEATHER ALERT IS FOR... NORTHWESTERN PANOLA COUNTY IN NORTHWEST MISSISSIPPI... NORTH CENTRAL QUITMAN COUNTY IN NORTHWEST MISSISSIPPI... SOUTHWESTERN TATE COUNTY IN NORTHWEST MISSISSIPPI... SOUTHEASTERN TUNICA COUNTY IN NORTHWEST MISSISSIPPI... A STRONG THUNDERSTORM PRODUCING PEA TO DIME SIZE HAIL AND 40 TO 50 MPH WINDS WAS LOCATED OVER LITTLE TEXAS AT 752 AM CDT...MOVING SOUTHEAST AT 25 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS THUNDERSTORM. THIS STORM IS INTENSIFYING AND COULD BECOME SEVERE RAPIDLY. PEOPLE IN PANOLA...QUITMAN...TATE AND TUNICA COUNTIES...INCLUDING LOCATIONS NEAR SENATOBIA...SHOULD MONITOR THIS STORM CLOSELY.
Special weather statement, Jul 13, 8:04 AM CDT, 2 hours 11 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 804 AM CDT MON JUL 13 2009 MSZ002-003-TNZ089-131345- BENTON MS-MARSHALL MS-FAYETTE TN- 804 AM CDT MON JUL 13 2009 ...THIS SIGNIFICANT WEATHER ALERT IS FOR... NORTHERN BENTON COUNTY IN NORTHEAST MISSISSIPPI... NORTHEASTERN MARSHALL COUNTY IN NORTHWEST MISSISSIPPI... SOUTHERN FAYETTE COUNTY IN SOUTHWEST TENNESSEE... A STRONG THUNDERSTORM PRODUCING PEA TO DIME SIZE HAIL AND 40 TO 50 MPH WINDS WAS LOCATED 6 MILES NORTHWEST OF MICHIGAN CITY AT 804 AM CDT...MOVING SOUTHEAST AT 20 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS THUNDERSTORM. THIS STORM IS NOT EXPECTED TO BECOME SEVERE AND NO WARNINGS ARE ANTICIPATED. PEOPLE IN BENTON...FAYETTE AND MARSHALL COUNTIES SHOULD MONITOR THIS STORM CLOSELY.
Special weather statement, Jul 13, 9:03 AM CDT, 1 hour 12 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 903 AM CDT MON JUL 13 2009 ARZ027-028-131430- MISSISSIPPI AR-POINSETT AR- 903 AM CDT MON JUL 13 2009 ...THIS SIGNIFICANT WEATHER ALERT IS FOR... SOUTHWESTERN MISSISSIPPI COUNTY IN EASTERN ARKANSAS... SOUTHEASTERN POINSETT COUNTY IN EASTERN ARKANSAS... A STRONG THUNDERSTORM PRODUCING 40 TO 50 MPH WINDS WAS LOCATED 5 MILES SOUTHWEST OF MARKED TREE AT 903 AM CDT...MOVING SOUTHEAST AT 25 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS THUNDERSTORM. THIS STORM IS NOT EXPECTED TO BECOME SEVERE AND NO WARNINGS ARE ANTICIPATED. PEOPLE IN MISSISSIPPI AND POINSETT COUNTIES...INCLUDING LOCATIONS NEAR MARKED TREE AND TYRONZA...SHOULD MONITOR THIS STORM CLOSELY.
Special weather statement, Jul 13, 9:18 AM CDT, 57 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MEMPHIS TN 918 AM CDT MON JUL 13 2009 ARZ036-048-049-MSZ007-131445- LEE AR-ST. FRANCIS AR-CRITTENDEN AR-TUNICA MS- 918 AM CDT MON JUL 13 2009 ...THIS SIGNIFICANT WEATHER ALERT IS FOR... SOUTHWESTERN CRITTENDEN COUNTY IN EASTERN ARKANSAS... NORTHEASTERN LEE COUNTY IN EASTERN ARKANSAS... EASTERN ST. FRANCIS COUNTY IN EASTERN ARKANSAS... NORTHERN TUNICA COUNTY IN NORTHWEST MISSISSIPPI... A STRONG THUNDERSTORM PRODUCING PEA TO DIME SIZE HAIL AND 40 TO 50 MPH WINDS WAS LOCATED 3 MILES SOUTHEAST OF NEW HOME AT 918 AM CDT... MOVING SOUTHEAST AT 25 MPH. VERY HEAVY RAIN ALONG WITH CONTINUOUS CLOUD TO GROUND LIGHTNING ARE ALSO POSSIBLE WITH THIS THUNDERSTORM. PEOPLE IN CRITTENDEN...LEE...ST. FRANCIS AND TUNICA COUNTIES... INCLUDING LOCATIONS NEAR HUGHES...SHOULD MONITOR THIS STORM CLOSELY. THIS SIGNIFICANT WEATHER ALERT ALSO INCLUDES MIDWAY LAKE.
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 2:22 AM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Benton, Marshall, Tippah | 68 min |
| Jul 13, 2:27 AM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Prentiss, Tippah, Tishomingo | 63 min |
| Jul 13, 2:44 AM CDT | Tornado Warning | MEG | Benton, Marshall | 46 min |
| Jul 13, 3:27 AM CDT | Severe Thunderstorm Warning | MEG | Benton, Marshall, Tippah | 63 min |
| Jul 13, 3:51 AM CDT | Areal Flood Advisory | MEG | Benton, Marshall, Tippah | 114 min |
| Jul 13, 4:03 AM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Itawamba, Prentiss, Tishomingo | 57 min |
| Jul 13, 4:18 AM CDT | Severe Thunderstorm Warning | MEG | Benton, Lafayette, Marshall, Pontotoc, Tippah, Union | 57 min |
| Jul 13, 4:20 AM CDT | Areal Flood Advisory | MEG | Alcorn, Itawamba, Lee, Prentiss, Tishomingo | 3 hr |
| Jul 13, 4:57 AM CDT | Severe Thunderstorm Warning | MEG | Benton, Marshall, Tippah | 63 min |
| Jul 13, 5:08 AM CDT | Areal Flood Advisory | MEG | Benton, Lafayette, Marshall, Tippah, Union | 4 hr |
| Jul 13, 5:39 AM CDT | Severe Thunderstorm Warning | MEG | Calhoun, Chickasaw, Lafayette, Pontotoc | 66 min |
| Jul 13, 5:44 AM CDT | Areal Flood Advisory | MEG | Benton, Marshall, Tippah | 4 hr |
| Jul 13, 5:46 AM CDT | Areal Flood Advisory | MEG | Calhoun, Chickasaw, Lafayette, Lee, Pontotoc, Union | 3 hr |
| Jul 13, 7:24 AM CDT | Severe Thunderstorm Warning | MEG | Benton, Lafayette, Marshall, Pontotoc, Union | 30 min |
| Jul 13, 9:12 AM CDT | Severe Thunderstorm Warning | MEG | DeSoto | 63 min |
| Jul 13, 9:29 AM CDT | Severe Thunderstorm Warning | MEG | DeSoto, Panola, Tate, Tunica | 61 min |
| Jul 13, 11:03 AM CDT | Severe Thunderstorm Warning | MEG | Calhoun, Chickasaw, Lafayette, Pontotoc, Yalobusha | 42 min |
| Jul 13, 11:31 AM CDT | Severe Thunderstorm Warning | MEG | Calhoun, Chickasaw | 44 min |
| Jul 12, 8:41 PM CDT | Areal Flood Advisory | MEG | Carroll, Henry, Weakley | 78 min |
| Jul 12, 9:40 PM CDT | Areal Flood Advisory | MEG | Decatur | 3 hr |
| Jul 12, 9:49 PM CDT | Severe Thunderstorm Warning | MEG | Decatur | 41 min |
| Jul 12, 10:32 PM CDT | Severe Thunderstorm Warning | MEG | Decatur, Henderson | 43 min |
| Jul 13, 1:22 AM CDT | Severe Thunderstorm Warning | MEG | Hardeman, Haywood, Madison | 38 min |
| Jul 13, 1:38 AM CDT | Severe Thunderstorm Warning | MEG | Crockett, Dyer, Haywood, Lauderdale | 52 min |
| Jul 13, 1:46 AM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Haywood, Lauderdale, Tipton | 44 min |
| Jul 13, 2:55 AM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Haywood, Lauderdale, Madison, Tipton | 65 min |
| Jul 13, 4:18 AM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Haywood, Lauderdale, Shelby, Tipton | 57 min |
| Jul 13, 9:45 AM CDT | Flash Flood Warning | MEG | Shelby | 3 hr |
| Jul 13, 7:46 AM CDT | Severe Thunderstorm Warning | MEG | Craighead, Greene, Lawrence, Poinsett | 59 min |
| Jul 13, 8:29 AM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Cross, Poinsett | 61 min |
| Jul 13, 8:40 AM CDT | Flash Flood Warning | MEG | Crittenden, Cross, Poinsett | 2 hr |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2009Every severe thunderstorm warning in 2009
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.