Alert archive / Mississippi / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 101, NWS New Orleans, LA
NWS New Orleans, LA issued this severe thunderstorm warning at May 21, 2012, 5:11 PM CDT for Wilkinson County, Mississippi. It was in force for 49 min. 1 report 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
- May 21, 2012, 5:11 PM CDT (22:11 UTC)
- Expired
- May 21, 2012, 6:00 PM CDT
- In force
- 49 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
County Wilkinson County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 21, 5:25 PM CDT | HAIL 1.25 | 4 Nne Fort Adams, MS | DIME TO HALF DOLLAR SIZE HAIL FELL ALONG HIGHWAY 24. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 10.2 hours before the alert went out and 187 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
- 518 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 1663 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
419
WUUS54 KLIX 212211
SVRLIX
MSC157-212300-
/O.NEW.KLIX.SV.W.0101.120521T2211Z-120521T2300Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
511 PM CDT MON MAY 21 2012
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WESTERN WILKINSON COUNTY IN SOUTHERN MISSISSIPPI...
* UNTIL 600 PM CDT
* AT 507 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 7 MILES
NORTH OF FORT ADAMS...OR 22 MILES NORTHEAST OF SIMMESPORT...AND
MOVING SOUTHEAST AT 15 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
WOODVILLE
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
&&
LAT...LON 3101 9118 3101 9160 3103 9157 3106 9157
3111 9163 3114 9163 3118 9159 3122 9159
3124 9156 3122 9152 3123 9150 3126 9149
3128 9150 3129 9148
TIME...MOT...LOC 2211Z 327DEG 13KT 3117 9153
$$1 follow-up statement
204
WWUS54 KLIX 212251
SVSLIX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
551 PM CDT MON MAY 21 2012
MSC157-212300-
/O.EXP.KLIX.SV.W.0101.000000T0000Z-120521T2300Z/
WILKINSON MS-
551 PM CDT MON MAY 21 2012
...THE SEVERE THUNDERSTORM WARNING FOR WESTERN WILKINSON COUNTY WILL
EXPIRE AT 600 PM CDT...
THE STORM THAT PROMPTED THE WARNING HAS WEAKENED CONSIDERABLY OVER
THE LAST 10 MINUTES...AND IS LOCATED ABOUT 5 MILES EAST OF FORT
ADAMS.
LAT...LON 3101 9118 3101 9160 3103 9157 3106 9157
3111 9163 3114 9163 3118 9159 3122 9159
3124 9156 3122 9152 3123 9150 3126 9149
3128 9150 3129 9148
TIME...MOT...LOC 2250Z 327DEG 13KT 3105 9144
$$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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.