Alert archive / Mississippi / Tornado Warnings in 2012
Tornado Warning 84, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Oct 18, 2012, 1:27 AM CDT for Clarke County, Lauderdale County, Mississippi. It was in force for 63 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Oct 18, 2012, 1:27 AM CDT (06:27 UTC)
- Expired
- Oct 18, 2012, 2:30 AM CDT
- In force
- 63 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
Counties Clarke County, MS, Lauderdale County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 128 km from the middle of the area, began a volume at 06:28 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 18, 1:42 AM CDT | HAIL 1.75 | 6 Sw Meridian, MS | HALF DOLLAR TO GOLF BALL SIZED HAIL REPORTED |
| Oct 18, 1:50 AM CDT | HAIL 1.75 | Stonewall, MS | PUBLIC REPORT OF HAILSTONES UP TO GOLFBALL SIZE. RELAYED THROUGH WTOK IN MERIDIAN. |
| Oct 18, 1:55 AM CDT | HAIL 1 | Savoy, MS | REPORTS OF NICKEL AND QUARTER SIZED HAIL |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 17, 7:01 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 6.5 hours before the alert went out and 137 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
- 229 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1020 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 157 m²/s²
- 0-3 km storm-relative helicity
- 316 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
103 WFUS54 KJAN 180627 TORJAN MSC023-075-180730- /O.NEW.KJAN.TO.W.0084.121018T0627Z-121018T0730Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE JACKSON MS 127 AM CDT THU OCT 18 2012 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * TORNADO WARNING FOR... NORTHERN CLARKE COUNTY IN EAST CENTRAL MISSISSIPPI... SOUTHERN LAUDERDALE COUNTY IN EAST CENTRAL MISSISSIPPI... THIS INCLUDES THE CITY OF MERIDIAN... * UNTIL 230 AM CDT * AT 127 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES WEST OF MEEHAN MOVING EAST AT 50 MPH. * THE TORNADO WILL BE NEAR... MEEHAN...NELLIEBURG AND SUQUALENA BY 135 AM CDT... SAVOY AND MERIDIAN BY 140 AM CDT... STONEWALL BY 145 AM CDT... SABLE AND ZERO BY 150 AM CDT... MIDDLETON AND INCREASE BY 155 AM 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 300 AM CDT THURSDAY MORNING FOR NORTHEAST LOUISIANA AND MISSISSIPPI. && LAT...LON 3201 8845 3215 8891 3247 8892 3235 8841 TIME...MOT...LOC 0627Z 290DEG 42KT 3232 8896 $$ GRG
3 follow-up statements
684 WWUS54 KJAN 180646 SVSJAN SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 146 AM CDT THU OCT 18 2012 MSC023-075-180730- /O.CON.KJAN.TO.W.0084.000000T0000Z-121018T0730Z/ LAUDERDALE MS-CLARKE MS- 146 AM CDT THU OCT 18 2012 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 AM CDT FOR NORTHERN CLARKE AND SOUTHERN LAUDERDALE COUNTIES... AT 146 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUE TO TRACK A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS TORNADO WAS LOCATED NEAR MEEHAN MOVING EAST AT 45 MPH. THE TORNADO WILL BE NEAR... SABLE AND ZERO BY 155 AM CDT... MIDDLETON AND INCREASE BY 205 AM CDT... SNELL...SYKES AND ALAMUCHA BY 210 AM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... A TORNADO WARNING MEANS THAT A TORNADO IS OCCURRING OR IMMINENT. YOU SHOULD ACTIVATE YOUR TORNADO ACTION PLAN AND TAKE PROTECTIVE ACTION NOW. A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT THURSDAY MORNING FOR NORTHEAST LOUISIANA AND MISSISSIPPI. && LAT...LON 3246 8890 3235 8841 3201 8845 3215 8891 TIME...MOT...LOC 0646Z 292DEG 39KT 3225 8882 $$ GRG
065 WWUS54 KJAN 180654 SVSJAN SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 154 AM CDT THU OCT 18 2012 MSC023-075-180730- /O.CON.KJAN.TO.W.0084.000000T0000Z-121018T0730Z/ LAUDERDALE MS-CLARKE MS- 154 AM CDT THU OCT 18 2012 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 AM CDT FOR NORTHERN CLARKE AND SOUTHERN LAUDERDALE COUNTIES... AT 154 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUE TO TRACK A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS TORNADO WAS LOCATED NEAR SAVOY MOVING EAST AT 45 MPH. THE TORNADO WILL BE NEAR... MIDDLETON AND INCREASE BY 205 AM CDT... SNELL...SYKES AND ALAMUCHA BY 210 AM 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 300 AM CDT THURSDAY MORNING FOR NORTHEAST LOUISIANA AND MISSISSIPPI. && LAT...LON 3201 8845 3215 8891 3243 8875 3235 8841 TIME...MOT...LOC 0654Z 292DEG 39KT 3221 8873 $$ GRG
472
WWUS54 KJAN 180714
SVSJAN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
214 AM CDT THU OCT 18 2012
MSC075-180724-
/O.CAN.KJAN.TO.W.0084.000000T0000Z-121018T0730Z/
LAUDERDALE MS-
214 AM CDT THU OCT 18 2012
...THE TORNADO WARNING FOR SOUTHERN LAUDERDALE COUNTY IS CANCELLED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CDT THURSDAY MORNING
FOR NORTHEAST LOUISIANA AND MISSISSIPPI.
LAT...LON 3201 8845 3211 8877 3222 8861 3223 8845
3222 8843
TIME...MOT...LOC 0714Z 290DEG 33KT 3216 8854
$$
MSC023-180730-
/O.CON.KJAN.TO.W.0084.000000T0000Z-121018T0730Z/
CLARKE MS-
214 AM CDT THU OCT 18 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 AM CDT FOR
NORTHEASTERN CLARKE COUNTY...
AT 214 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUE TO
TRACK A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
TORNADO WAS LOCATED NEAR MIDDLETON MOVING EAST AT 40 MPH.
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 300 AM CDT THURSDAY MORNING
FOR NORTHEAST LOUISIANA AND MISSISSIPPI.
&&
LAT...LON 3201 8845 3211 8877 3222 8861 3223 8845
3222 8843
TIME...MOT...LOC 0714Z 290DEG 33KT 3216 8854
$$
GRGThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 17, 8:41 PM CDT | Severe Thunderstorm Warning | JAN | Bolivar | 64 min |
| Oct 17, 8:48 PM CDT | Tornado Warning | JAN | Bolivar | 41 min |
| Oct 17, 9:02 PM CDT | Tornado Warning | JAN | Bolivar | 43 min |
| Oct 17, 9:07 PM CDT | Severe Thunderstorm Warning | JAN | Sunflower | 53 min |
| Oct 17, 9:13 PM CDT | Tornado Warning | JAN | Sunflower | 33 min |
| Oct 17, 9:41 PM CDT | Tornado Warning | JAN | Washington | 30 min |
| Oct 17, 9:57 PM CDT | Severe Thunderstorm Warning | JAN | Grenada | 63 min |
| Oct 17, 10:05 PM CDT | Tornado Warning | JAN | Grenada | 40 min |
| Oct 17, 10:09 PM CDT | Tornado Warning | JAN | Leflore | 36 min |
| Oct 17, 10:25 PM CDT | Severe Thunderstorm Warning | JAN | Holmes, Humphreys, Issaquena, Sharkey, Yazoo | 65 min |
| Oct 17, 10:29 PM CDT | Severe Thunderstorm Warning | JAN | Carroll | 31 min |
| Oct 17, 10:37 PM CDT | Tornado Warning | JAN | Holmes, Humphreys, Sharkey, Yazoo | 53 min |
| Oct 17, 10:45 PM CDT | Severe Thunderstorm Warning | JAN | Clay, Webster | 60 min |
| Oct 17, 11:13 PM CDT | Tornado Warning | JAN | Holmes, Yazoo | 47 min |
| Oct 17, 11:27 PM CDT | Tornado Warning | JAN | Yazoo | 48 min |
| Oct 17, 11:36 PM CDT | Tornado Warning | JAN | Attala, Madison | 39 min |
| Oct 17, 11:40 PM CDT | Severe Thunderstorm Warning | JAN | Clay, Lowndes, Oktibbeha | 65 min |
| Oct 17, 11:49 PM CDT | Severe Thunderstorm Warning | JAN | Madison | 56 min |
| Oct 17, 11:59 PM CDT | Tornado Warning | JAN | Madison, Rankin | 46 min |
| Oct 18, 12:03 AM CDT | Tornado Warning | JAN | Leake, Scott | 57 min |
| Oct 18, 12:50 AM CDT | Tornado Warning | JAN | Neshoba, Newton, Scott | 55 min |
| Oct 18, 1:02 AM CDT | Severe Thunderstorm Warning | JAN | Claiborne, Copiah, Jefferson, Lincoln | 58 min |
| Oct 18, 1:03 AM CDT | Tornado Warning | JAN | Hinds | 12 min |
| Oct 18, 1:07 AM CDT | Severe Thunderstorm Warning | JAN | Noxubee | 38 min |
| Oct 18, 1:41 AM CDT | Tornado Warning | JAN | Kemper, Lauderdale | 34 min |
| Oct 18, 1:44 AM CDT | Severe Thunderstorm Warning | JAN | Rankin | 15 min |
| Oct 18, 1:49 AM CDT | Severe Thunderstorm Warning | JAN | Franklin, Jefferson, Lincoln | 56 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.