Alert archive / Mississippi / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 608, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Aug 9, 2011, 7:09 PM CDT for Rankin County, Simpson County, Smith County, Mississippi. It was in force for 36 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
- Aug 9, 2011, 7:09 PM CDT (00:09 UTC)
- Expired
- Aug 9, 2011, 7:45 PM CDT
- In force
- 36 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
Counties Rankin County, MS, Simpson County, MS, Smith County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 33 km from the middle of the area, began a volume at 00:11 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
Jackson, MS (KJAN), launched 00:00Z, 0.2 hours before the alert went out and 43 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
- 2426 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 1419 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.5
The text
As transmitted, in the capitals the NWS used until 2016.
293 WUUS54 KJAN 100009 SVRJAN MSC121-127-129-100045- /O.NEW.KJAN.SV.W.0608.110810T0009Z-110810T0045Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 709 PM CDT TUE AUG 9 2011 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEASTERN RANKIN COUNTY IN CENTRAL MISSISSIPPI... NORTHEASTERN SIMPSON COUNTY IN CENTRAL MISSISSIPPI... NORTHWESTERN SMITH COUNTY IN CENTRAL MISSISSIPPI... * UNTIL 745 PM CDT * AT 709 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR WHITE OAK MOVING SOUTHEAST AT 15 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO RALEIGH PRECAUTIONARY/PREPAREDNESS ACTIONS... WINDS OF 60 MPH CAN BRING DOWN TREES...POSSIBLY RESULTING IN INJURY AND PROPERTY DAMAGE. ROOFS OF MOBILE HOMES AND OUTBUILDINGS COULD BE DAMAGED...AND MINOR ROOF DAMAGE TO WELL BUILT HOMES AND STRUCTURES COULD OCCUR. && LAT...LON 3208 8947 3189 8962 3214 9003 3232 8992 TIME...MOT...LOC 0009Z 294DEG 12KT 3207 8972 $$ EEC
1 follow-up statement
724 WWUS54 KJAN 100034 SVSJAN SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 734 PM CDT TUE AUG 9 2011 MSC121-127-129-100045- /O.CON.KJAN.SV.W.0608.000000T0000Z-110810T0045Z/ SMITH MS-SIMPSON MS-RANKIN MS- 734 PM CDT TUE AUG 9 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR SOUTHEASTERN RANKIN...NORTHEASTERN SIMPSON AND NORTHWESTERN SMITH COUNTIES... AT 734 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR MARTINVILLE MOVING SOUTHEAST AT 20 MPH. ANOTHER POTENTIALLY SEVERE STORM WAS LOCATED BETWEEN PUCKETT AND PELAHATCHIE...ALSO MOVING SOUTHEAST AT 20 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... WINDS OF 60 MPH CAN BRING DOWN TREES...POSSIBLY RESULTING IN INJURY AND PROPERTY DAMAGE. ROOFS OF MOBILE HOMES AND OUTBUILDINGS COULD BE DAMAGED...AND MINOR ROOF DAMAGE TO WELL BUILT HOMES AND STRUCTURES COULD OCCUR. && LAT...LON 3208 8947 3189 8962 3214 9003 3232 8992 TIME...MOT...LOC 0034Z 326DEG 17KT 3196 8968 $$ EEC
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 7:03 PM CDT | Severe Thunderstorm Warning | JAN | Covington, Jasper, Jones, Smith | 27 min |
| Aug 9, 7:06 PM CDT | Special Weather Statement | JAN | Rankin | 44 min |
| Aug 9, 7:47 PM CDT | Flash Flood Warning | JAN | Jasper, Jones, Smith | 118 min |
| Aug 9, 8:26 PM CDT | Special Weather Statement | JAN | Sharkey | 44 min |
| Aug 9, 10:03 PM CDT | Special Weather Statement | JAN | Sharkey | 47 min |
| Aug 10, 12:11 AM CDT | Special Weather Statement | JAN | Scott | 59 min |
| Aug 10, 1:43 PM CDT | Special Weather Statement | JAN | Noxubee | 32 min |
| Aug 10, 3:18 PM CDT | Special Weather Statement | JAN | Clay | 32 min |
| Aug 10, 3:30 PM CDT | Severe Thunderstorm Warning | JAN | Clay | 60 min |
| Aug 10, 4:03 PM CDT | Severe Thunderstorm Warning | JAN | Lowndes, Oktibbeha | 72 min |
| Aug 10, 4:09 PM CDT | Special Weather Statement | JAN | Simpson | 31 min |
| Aug 10, 4:46 PM CDT | Special Weather Statement | JAN | Noxubee | 29 min |
| Aug 10, 4:52 PM CDT | Special Weather Statement | JAN | Simpson | 58 min |
| Aug 10, 4:55 PM CDT | Special Weather Statement | JAN | Jones | 30 min |
| Aug 10, 4:58 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee | 37 min |
| Aug 10, 5:01 PM CDT | Severe Thunderstorm Warning | JAN | Jones | 44 min |
| Aug 10, 5:26 PM CDT | Special Weather Statement | JAN | Neshoba | 59 min |
| Aug 10, 5:45 PM CDT | Special Weather Statement | JAN | Smith | 30 min |
| Aug 10, 6:13 PM CDT | Special Weather Statement | JAN | Smith | 47 min |
| Aug 10, 6:19 PM CDT | Special Weather Statement | JAN | Simpson | 31 min |
| Aug 10, 6:28 PM CDT | Special Weather Statement | JAN | Kemper | 32 min |
| Aug 10, 6:58 PM CDT | Special Weather Statement | JAN | Lauderdale | 32 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2011Every severe thunderstorm warning 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.