Alert archive / Mississippi / Tornado Warnings in 2012
Tornado Warning 67, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Aug 30, 2012, 10:07 PM CDT for Attala County, Choctaw County, Winston County, Mississippi. It was in force for 32 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 30, 2012, 10:07 PM CDT (03:07 UTC)
- Expired
- Aug 30, 2012, 10:39 PM CDT
- In force
- 32 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
Counties Attala County, MS, Choctaw County, MS, Winston County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 111 km from the middle of the area, began a volume at 03:08 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 |
|---|---|---|---|
| Aug 30, 9:44 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 3.1 hours before the alert went out and 114 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
- 42 J/kg
- Mixed-layer CIN
- -83 J/kg
- Mixed-layer LCL
- 796 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 303 m²/s²
- 0-3 km storm-relative helicity
- 319 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
759 WFUS54 KJAN 310307 TORJAN MSC007-019-159-310400- /O.NEW.KJAN.TO.W.0067.120831T0307Z-120831T0400Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE JACKSON MS 1007 PM CDT THU AUG 30 2012 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * TORNADO WARNING FOR... NORTHEASTERN ATTALA COUNTY IN CENTRAL MISSISSIPPI... SOUTHWESTERN CHOCTAW COUNTY IN CENTRAL MISSISSIPPI... SOUTHWESTERN WINSTON COUNTY IN EAST CENTRAL MISSISSIPPI... * UNTIL 1100 PM CDT * AT 1008 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 24 MILES SOUTH OF MCCOOL MOVING NORTH AT 35 MPH. * THE TORNADO WILL BE NEAR... MCCOOL BY 1045 PM CDT... WEIR BY 1050 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WARNING MEANS THAT A TORNADO IS OCCURRING OR IMMINENT. YOU SHOULD ACTIVATE YOUR TORNADO ACTION PLAN AND TAKE PROTECTIVE ACTION NOW. A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT FRIDAY MORNING FOR MISSISSIPPI. && LAT...LON 3293 8918 3293 8932 3329 8945 3329 8917 TIME...MOT...LOC 0308Z 170DEG 32KT 3290 8925 $$ BYB
2 follow-up statements
063 WWUS54 KJAN 310331 SVSJAN SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1031 PM CDT THU AUG 30 2012 MSC007-019-159-310400- /O.CON.KJAN.TO.W.0067.000000T0000Z-120831T0400Z/ ATTALA MS-WINSTON MS-CHOCTAW MS- 1031 PM CDT THU AUG 30 2012 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1100 PM CDT FOR SOUTHWESTERN CHOCTAW...WEST CENTRAL WINSTON AND NORTHEASTERN ATTALA COUNTIES... AT 1031 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUE TO TRACK A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS TORNADO WAS LOCATED 10 MILES SOUTH OF MCCOOL MOVING NORTH AT 35 MPH. THE TORNADO WILL BE NEAR... MCCOOL BY 1045 PM CDT... WEIR BY 1050 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WARNING MEANS THAT A TORNADO IS OCCURRING OR IMMINENT. YOU SHOULD ACTIVATE YOUR TORNADO ACTION PLAN AND TAKE PROTECTIVE ACTION NOW. A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT FRIDAY MORNING FOR MISSISSIPPI. && LAT...LON 3303 8922 3303 8935 3329 8945 3329 8920 TIME...MOT...LOC 0331Z 172DEG 30KT 3309 8929 $$ BYB
023 WWUS54 KJAN 310339 SVSJAN SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1039 PM CDT THU AUG 30 2012 MSC007-019-159-310349- /O.CAN.KJAN.TO.W.0067.000000T0000Z-120831T0400Z/ ATTALA MS-WINSTON MS-CHOCTAW MS- 1039 PM CDT THU AUG 30 2012 ...THE TORNADO WARNING FOR SOUTHWESTERN CHOCTAW...WEST CENTRAL WINSTON AND NORTHEASTERN ATTALA COUNTIES IS CANCELLED... THE TORNADO WILL BE NEAR... MCCOOL BY 1045 PM CDT... WEIR BY 1050 PM CDT... THE STORM THAT PROMPTED THE TORNADO WARNING HAS WEAKENED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM CDT FRIDAY MORNING FOR MISSISSIPPI. LAT...LON 3303 8922 3303 8935 3329 8945 3329 8920 TIME...MOT...LOC 0339Z 172DEG 30KT 3316 8930 $$ BYB
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 7:41 PM CDT | Special Weather Statement | JAN | Rankin, Simpson | 59 min |
| Aug 30, 8:01 PM CDT | Special Weather Statement | JAN | Jasper | 29 min |
| Aug 30, 8:10 PM CDT | Tornado Warning | JAN | Jasper | 50 min |
| Aug 30, 8:23 PM CDT | Tornado Warning | JAN | Covington, Jasper, Jones, Smith | 37 min |
| Aug 30, 8:29 PM CDT | Areal Flood Warning | JAN | Bolivar, Washington | 12 hr |
| Aug 30, 8:35 PM CDT | Flash Flood Watch | JAN | Adams, Claiborne, Clarke, Copiah, Covington, Forrest and 20 more | 4 hr |
| Aug 30, 8:48 PM CDT | Tornado Warning | JAN | Jefferson Davis, Lawrence, Marion | 42 min |
| Aug 30, 8:48 PM CDT | Tornado Warning | JAN | Newton | 45 min |
| Aug 30, 9:03 PM CDT | Flash Flood Warning | JAN | Jefferson Davis, Lawrence, Marion | 117 min |
| Aug 30, 9:29 PM CDT | Tornado Warning | JAN | Neshoba | 46 min |
| Aug 30, 9:39 PM CDT | Special Weather Statement | JAN | Rankin | 31 min |
| Aug 31, 1:36 AM CDT | Special Weather Statement | JAN | Madison, Rankin | 29 min |
| Aug 31, 10:21 AM CDT | River Flood Warning | JAN | Copiah, Simpson | 48 hr |
| Aug 31, 3:11 PM CDT | Special Weather Statement | JAN | Claiborne, Jefferson | 39 min |
| Aug 31, 3:30 PM CDT | Special Weather Statement | JAN | Jasper, Simpson, Smith | 40 min |
| Aug 31, 3:43 PM CDT | Special Weather Statement | JAN | Claiborne | 32 min |
| Aug 31, 4:02 PM CDT | Special Weather Statement | JAN | Warren | 43 min |
| Aug 31, 4:19 PM CDT | Special Weather Statement | JAN | Lamar, Marion | 41 min |
| Aug 31, 4:37 PM CDT | Severe Thunderstorm Warning | JAN | Issaquena, Warren | 38 min |
| Aug 31, 4:57 PM CDT | Severe Thunderstorm Warning | JAN | Sharkey | 33 min |
| Aug 31, 5:01 PM CDT | Special Weather Statement | JAN | Madison | 29 min |
| Aug 31, 5:28 PM CDT | Special Weather Statement | JAN | Lowndes | 32 min |
| Aug 31, 5:29 PM CDT | Special Weather Statement | JAN | Lowndes | 31 min |
Nearby
Tornado Warnings in Mississippi, 2012Every tornado warning in 2012Tornadoes 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.