Alert archive / Mississippi / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 340, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Jul 16, 2010, 11:59 AM CDT for 5 counties in Mississippi. It was in force for 46 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 16, 2010, 11:59 AM CDT (16:59 UTC)
- Expired
- Jul 16, 2010, 12:45 PM CDT
- In force
- 46 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
Counties Itawamba County, MS, Lee County, MS, Pontotoc County, MS, Prentiss County, MS, Union County, MS
The radar
The Columbus AFB radar (KGWX), 65 km from the middle of the area, began a volume at 16:59 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, 5.0 hours before the alert went out and 123 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
- 2257 J/kg
- Mixed-layer CIN
- -65 J/kg
- Mixed-layer LCL
- 976 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 16, 11:04 AM CDT, 55 minutes earlier.
Area forecast discussion, Jul 16, 11:04 AM CDT, 55 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MEMPHIS TN 431 AM CDT FRI JUL 16 2010 ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115- MSZ001>017-020>024-TNZ001>004-019>021-048>055-088>092-171145- 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- 431 AM CDT FRI JUL 16 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST ARKANSAS... THE MISSOURI BOOTHEEL...NORTH MISSISSIPPI...AND WEST TENNESSEE. .DAY ONE...TODAY AND TONIGHT SOME STRONG TO SEVERE THUNDERSTORMS CAN BE EXPECTED TODAY... MAINLY SOUTHEAST OF A UNION CITY TENNESSEE TO MEMPHIS TO MARIANNA ARKANSAS LINE BETWEEN 10 AM AND 10 PM. DAMAGING WINDS UP TO 60 MPH AND LOCALLY HEAVY RAINFALL OF A FEW INCHES CAPABLE OF PRODUCING FLASH FLOODING ARE THE MAIN HAZARDS. A HEAT ADVISORY IS IN EFFECT BETWEEN 10 AM AND 8 PM ALONG AND SOUTH OF A WYNNE ARKANSAS TO MEMPHIS TO SAVANNAH TENNESSEE LINE WHERE HEAT INDEX VALUES WILL BE 105 TO 109 DEGREES. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY A FEW STRONG TO PERHAPS SEVERE THUNDERSTORMS ARE POSSIBLE ON SATURDAY MAINLY SOUTH OF A CLARKSDALE TO BOONEVILLE MISSISSIPPI LINE. GUSTY WINDS AND LOCALIZED FLASH FLOODING WILL BE THE MAIN HAZARDS. ADDITIONAL HEAT ADVISORIES ARE POSSIBLE WEST OF THE MISSISSIPPI RIVER ON SATURDAY...AND ACROSS MUCH OF THE AREA SUNDAY INTO NEXT WEEK WITH HEAT INDEX READINGS CLIMBING TO BETWEEN 105 AND 109 DEGREES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED IN A FEW LOCATIONS MAINLY SOUTHEAST OF A UNION CITY TENNESSEE TO MEMPHIS TO MARIANNA ARKANSAS LINE BETWEEN 10 AM AND 10 PM TODAY. MBS
In the hours before
Special weather statement, Jul 16, 11:01 AM CDT, 58 minutes before
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</html>Special weather statement, Jul 16, 11:13 AM CDT, 46 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 |
|---|---|---|---|---|
| Jul 15, 7:45 PM CDT | Flash Flood Warning | MEG | Decatur | 2 hr |
| Jul 16, 4:09 AM CDT | Heat Advisory | MEG | Fayette, Hardeman, Hardin, McNairy, Shelby | 11 hr |
| Jul 16, 1:35 PM CDT | Flash Flood Warning | MEG | Hardeman, McNairy | 3 hr |
| Jul 16, 1:58 PM CDT | Severe Thunderstorm Warning | MEG | Decatur, Hardin, Henderson | 47 min |
| Jul 16, 2:00 PM CDT | Flash Flood Warning | MEG | Decatur, Hardin, Henderson | 3 hr |
| Jul 16, 2:12 PM CDT | Severe Thunderstorm Warning | MEG | Hardeman | 48 min |
| Jul 16, 2:18 PM CDT | Flash Flood Warning | MEG | Hardeman | 3 hr |
| Jul 16, 2:59 PM CDT | Flash Flood Warning | MEG | Chester, Fayette, Hardeman, McNairy | 3 hr |
| Jul 16, 4:29 PM CDT | Flash Flood Warning | MEG | Carroll, Gibson, Henderson, Henry, Madison | 86 min |
| Jul 16, 4:34 PM CDT | Severe Thunderstorm Warning | MEG | Henry, Weakley | 21 min |
| Jul 16, 11:18 AM CDT | Severe Thunderstorm Warning | MEG | Lafayette, Lee, Pontotoc, Prentiss, Tippah, Union | 42 min |
| Jul 16, 12:06 PM CDT | Flash Flood Warning | MEG | Alcorn, Itawamba, Lee, Pontotoc, Prentiss, Tippah and 2 more | 3 hr |
| Jul 16, 12:40 PM CDT | Severe Thunderstorm Warning | MEG | Chickasaw, Itawamba, Lee, Monroe, Pontotoc | 65 min |
| Jul 16, 12:55 PM CDT | Flash Flood Warning | MEG | Chickasaw, Itawamba, Lee, Monroe, Pontotoc | 2 hr |
| Jul 16, 2:27 PM CDT | Severe Thunderstorm Warning | MEG | Lafayette, Panola, Tallahatchie, Yalobusha | 63 min |
| Jul 16, 2:43 PM CDT | Flash Flood Warning | MEG | Lafayette, Panola, Quitman, Tallahatchie, Yalobusha | 3 hr |
| Jul 16, 2:59 PM CDT | Severe Thunderstorm Warning | MEG | Lafayette, Panola | 46 min |
| Jul 16, 3:34 PM CDT | Flash Flood Warning | MEG | Lafayette, Panola | 4 hr |
| Jul 16, 4:09 PM CDT | Flash Flood Warning | MEG | Benton, Lafayette, Marshall, Panola, Tate | 3 hr |
| Jul 16, 6:03 PM CDT | Flash Flood Warning | MEG | Chickasaw, Lee, Monroe, Pontotoc, Union | 117 min |
| Jul 16, 6:44 PM CDT | Flash Flood Warning | MEG | Itawamba, Lee, Monroe | 2 hr |
| Jul 16, 5:33 PM CDT | Flash Flood Warning | MEG | Craighead | 39 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2010Every severe thunderstorm warning in 2010
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.