Alert archive / Mississippi / Tornado Warnings in 2012
Tornado Warning 46, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Aug 19, 2012, 6:51 PM CDT for Rankin County, Mississippi. It was in force for 24 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 19, 2012, 6:51 PM CDT (23:51 UTC)
- Expired
- Aug 19, 2012, 7:15 PM CDT
- In force
- 24 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
County Rankin County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 25 km from the middle of the area, began a volume at 23:52 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, 11.9 hours before the alert went out and 25 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
- 414 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 464 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- -19 m²/s²
- 0-3 km storm-relative helicity
- 13 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
460
WFUS54 KJAN 192351
TORJAN
MSC121-200015-
/O.NEW.KJAN.TO.W.0046.120819T2351Z-120820T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
651 PM CDT SUN AUG 19 2012
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* TORNADO WARNING FOR...
NORTH CENTRAL RANKIN COUNTY IN CENTRAL MISSISSIPPI...
* UNTIL 715 PM CDT
* AT 649 PM CDT...THE PUBLIC REPORTED A WATERSPOUT OVER THE ROSS
BARNETT RESERVOIR...MOVING EAST AT 10 MPH.
* THE WATERSPOUT COULD MOVE ON LAND BECOMING A WEAK TORNADO
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.
&&
LAT...LON 3248 8984 3247 8995 3249 8999 3250 8998
3249 8996 3254 8987 3253 8984
TIME...MOT...LOC 2349Z 259DEG 10KT 3248 8994
$$
191 follow-up statement
387
WWUS54 KJAN 200012
SVSJAN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
712 PM CDT SUN AUG 19 2012
MSC121-200022-
/O.EXP.KJAN.TO.W.0046.000000T0000Z-120820T0015Z/
RANKIN MS-
712 PM CDT SUN AUG 19 2012
...THE TORNADO WARNING FOR NORTH CENTRAL RANKIN COUNTY WILL BE
ALLOWED TO EXPIRE AT 715 PM CDT...
THE WATER SPOUT THAT PROMPTED THE WARNING HAS DISSIPATED.
LAT...LON 3248 8984 3247 8995 3249 8999 3250 8998
3249 8996 3254 8987 3253 8984
TIME...MOT...LOC 0012Z 180DEG 0KT 3248 8994
$$
19The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 10:23 PM CDT | Flash Flood Warning | JAN | Grenada | 2 hr |
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.