Alert archive / Mississippi / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 232, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at May 12, 2012, 2:18 PM CDT for Kemper County, Neshoba County, Mississippi. It was in force for 37 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
- May 12, 2012, 2:18 PM CDT (19:18 UTC)
- Expired
- May 12, 2012, 2:55 PM CDT
- In force
- 37 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
Counties Kemper County, MS, Neshoba County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 124 km from the middle of the area, began a volume at 19:19 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 12:00Z, 7.3 hours before the alert went out and 131 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
- 834 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 533 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 128 m²/s²
- 0-3 km storm-relative helicity
- 176 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
802 WUUS54 KJAN 121918 SVRJAN MSC069-099-122015- /O.NEW.KJAN.SV.W.0232.120512T1918Z-120512T2015Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 218 PM CDT SAT MAY 12 2012 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... KEMPER COUNTY IN EAST CENTRAL MISSISSIPPI... SOUTHEASTERN NESHOBA COUNTY IN EAST CENTRAL MISSISSIPPI... * UNTIL 315 PM CDT * AT 218 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 HERBERT SPRINGS MOVING NORTHEAST AT 25 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... DAMASCUS BY 235 PM CDT... LIBERTY BY 245 PM CDT... BLUFF SPRINGS BY 250 PM CDT... DE KALB BY 315 PM CDT... 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 3293 8877 3275 8845 3258 8888 3264 8908 TIME...MOT...LOC 1918Z 236DEG 17KT 3263 8893 $$ 40
2 follow-up statements
704 WWUS54 KJAN 121934 SVSJAN SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 234 PM CDT SAT MAY 12 2012 MSC099-121944- /O.CAN.KJAN.SV.W.0232.000000T0000Z-120512T2015Z/ NESHOBA MS- 234 PM CDT SAT MAY 12 2012 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN NESHOBA COUNTY IS CANCELLED... LAT...LON 3275 8891 3293 8877 3275 8845 3259 8891 TIME...MOT...LOC 1934Z 238DEG 21KT 3268 8882 $$ MSC069-122015- /O.CON.KJAN.SV.W.0232.000000T0000Z-120512T2015Z/ KEMPER MS- 234 PM CDT SAT MAY 12 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM CDT FOR KEMPER COUNTY... AT 234 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 DAMASCUS MOVING NORTHEAST AT 25 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... LIBERTY BY 240 PM CDT... BLUFF SPRINGS BY 245 PM CDT... DE KALB BY 300 PM CDT... 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 3275 8891 3293 8877 3275 8845 3259 8891 TIME...MOT...LOC 1934Z 238DEG 21KT 3268 8882 $$ 40
258 WWUS54 KJAN 121955 SVSJAN SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 255 PM CDT SAT MAY 12 2012 MSC069-122002- /O.CAN.KJAN.SV.W.0232.000000T0000Z-120512T2015Z/ KEMPER MS- 255 PM CDT SAT MAY 12 2012 ...THE SEVERE THUNDERSTORM WARNING FOR KEMPER COUNTY IS CANCELLED... THE STORM THAT PROMPTED THE SEVERE THUNDERSTORM WARNING HAS WEAKENED BELOW SEVERE LIMITS AS IT MOVED INTO THE DEKALB AREA. HOWEVER...HEAVY RAINS UP TO ONE INCH AND LIGHTNING STRIKES WILL CONTINUE THROUGH 330 PM ACROSS CENTRAL KEMPER COUNTY INCLUDING SCOOBA AND ELECTRIC MILLS. LAT...LON 3275 8891 3293 8877 3275 8845 3259 8891 TIME...MOT...LOC 1952Z 238DEG 38KT 3276 8866 $$ 40
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 8:35 AM CDT | Special Weather Statement | JAN | Claiborne, Copiah, Franklin, Hinds, Lawrence, Lincoln and 1 more | 25 min |
| May 12, 10:01 AM CDT | Special Weather Statement | JAN | Attala, Copiah, Hinds, Holmes, Leake, Madison and 2 more | 54 min |
| May 12, 10:29 AM CDT | Special Weather Statement | JAN | Hinds, Madison | 56 min |
| May 12, 10:41 AM CDT | Flash Flood Warning | JAN | Madison | 2 hr |
| May 12, 11:09 AM CDT | Special Weather Statement | JAN | Attala, Carroll, Choctaw, Grenada, Leake, Montgomery | 56 min |
| May 12, 11:25 AM CDT | Severe Thunderstorm Warning | JAN | Forrest | 50 min |
| May 12, 12:10 PM CDT | Special Weather Statement | JAN | Jones | 30 min |
| May 12, 1:06 PM CDT | Special Weather Statement | JAN | Lowndes, Neshoba, Newton, Noxubee, Oktibbeha, Scott and 1 more | 84 min |
| May 12, 1:32 PM CDT | Special Weather Statement | JAN | Jefferson Davis | 28 min |
| May 12, 1:44 PM CDT | Special Weather Statement | JAN | Jasper | 56 min |
| May 12, 1:49 PM CDT | Special Weather Statement | JAN | Lamar | 61 min |
| May 12, 1:56 PM CDT | Severe Thunderstorm Warning | JAN | Simpson, Smith | 49 min |
| May 12, 2:10 PM CDT | Tornado Warning | JAN | Simpson, Smith | 30 min |
| May 12, 2:43 PM CDT | Special Weather Statement | JAN | Newton | 47 min |
| May 12, 3:15 PM CDT | Special Weather Statement | JAN | Simpson | 60 min |
| May 12, 3:20 PM CDT | Special Weather Statement | JAN | Newton | 60 min |
| May 12, 3:29 PM CDT | Severe Thunderstorm Warning | JAN | Copiah, Simpson | 61 min |
| May 12, 3:51 PM CDT | Special Weather Statement | JAN | Copiah, Simpson | 59 min |
| May 12, 3:56 PM CDT | Tornado Warning | JAN | Simpson | 51 min |
| May 12, 4:11 PM CDT | Special Weather Statement | JAN | Lauderdale | 59 min |
| May 12, 4:39 PM CDT | Flash Flood Warning | JAN | Jasper, Newton, Scott, Smith | 3 hr |
| May 12, 4:49 PM CDT | Special Weather Statement | JAN | Simpson | 61 min |
| May 12, 5:15 PM CDT | Special Weather Statement | JAN | Kemper | 60 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2012Every severe thunderstorm warning 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.