Alert archive / Arkansas / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 166, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Apr 3, 2012, 12:50 PM CDT for Ashley County, Chicot County, Arkansas. It was in force for 40 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
- Apr 3, 2012, 12:50 PM CDT (17:50 UTC)
- Expired
- Apr 3, 2012, 1:30 PM CDT
- In force
- 40 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
Counties Ashley County, AR, Chicot County, AR
The radar
The Little Rock radar (KLZK), 177 km from the middle of the area, began a volume at 17:53 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, 5.8 hours before the alert went out and 171 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
- 159 J/kg
- Mixed-layer CIN
- -252 J/kg
- Mixed-layer LCL
- 1092 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- -33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
459
WUUS54 KJAN 031750
SVRJAN
ARC003-017-031830-
/O.NEW.KJAN.SV.W.0166.120403T1750Z-120403T1830Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1250 PM CDT TUE APR 3 2012
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN ASHLEY COUNTY IN SOUTHEAST ARKANSAS...
NORTHERN CHICOT COUNTY IN SOUTHEAST ARKANSAS...
THIS INCLUDES THE CITIES OF...LAKE VILLAGE...DERMOTT...
* UNTIL 130 PM CDT
* AT 1249 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING HALF DOLLAR SIZE HAIL...
AND DAMAGING WINDS TO 70 MPH. THIS STORM WAS LOCATED 7 MILES WEST
OF DERMOTT MOVING NORTHEAST AT 15 MPH.
* ANOTHER SEVERE STORM WAS LOCATED 5 MILES WEST OF MONTROSE...ALSO
MOVING NORTHEAST AT 15 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WINDS OF 70 MPH CAN SERIOUSLY DAMAGE MOBILE HOMES AND OUTBUILDINGS...
AND CAUSE ROOF DAMAGE TO WELL BUILT HOMES AND STRUCTURES. NUMEROUS
DOWNED TREES MAY OCCUR...POSSIBLY RESULTING IN SERIOUS INJURY AND
PROPERTY DAMAGE.
THE HAIL BEING PRODUCED BY THIS SEVERE THUNDERSTORM WILL LIKELY
DAMAGE CARS AND ROOFS. PEOPLE WHO ARE OUT OF DOORS SHOULD MOVE INSIDE
A STRUCTURE IMMEDIATELY.
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES. WHILE NOT IMMEDIATELY
LIKELY...A TORNADO MAY STILL DEVELOP. IF A TORNADO IS SPOTTED...ACT
QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE...SUCH AS
A BASEMENT OR SMALL INTERIOR ROOM.
&&
LAT...LON 3340 9170 3339 9147 3357 9145 3357 9135
3352 9131 3352 9126 3357 9124 3357 9123
3349 9118 3344 9123 3344 9117 3342 9117
3341 9121 3338 9115 3319 9110 3318 9175
TIME...MOT...LOC 1749Z 238DEG 14KT 3352 9155
$$
AEG1 follow-up statement
249
WWUS54 KJAN 031813
SVSJAN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
113 PM CDT TUE APR 3 2012
ARC003-017-031830-
/O.CON.KJAN.SV.W.0166.000000T0000Z-120403T1830Z/
ASHLEY AR-CHICOT AR-
113 PM CDT TUE APR 3 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 PM CDT
FOR NORTHERN CHICOT AND NORTHEASTERN ASHLEY COUNTIES...
AT 114 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
MCMILLAN CORNER MOVING NORTHEAST AT 25 MPH.
THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF THE INDICATED COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WINDS OF 60 MPH CAN BRING DOWN TREES...POSSIBLY RESULTING IN INJURY
AND PROPERTY DAMAGE. ROOFS OF MOBILE HOMES AND OUTBUILDINGS COULD BE
DAMAGED...AND MINOR ROOF DAMAGE TO WELL BUILT HOMES AND STRUCTURES
COULD OCCUR.
&&
LAT...LON 3340 9170 3339 9147 3357 9145 3357 9135
3352 9131 3352 9126 3357 9124 3357 9123
3349 9118 3344 9123 3344 9117 3342 9117
3341 9121 3338 9115 3319 9110 3318 9175
TIME...MOT...LOC 1814Z 247DEG 24KT 3346 9132
$$
AEGThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 1:33 PM CDT | Special Weather Statement | JAN | Ashley | 27 min |
| Apr 3, 1:37 PM CDT | Severe Thunderstorm Warning | JAN | Chicot | 38 min |
| Apr 3, 2:09 PM CDT | Special Weather Statement | JAN | Ashley | 31 min |
| Apr 3, 2:30 PM CDT | Special Weather Statement | JAN | Chicot | 30 min |
| Apr 3, 3:14 PM CDT | Special Weather Statement | JAN | Ashley | 31 min |
| Apr 3, 3:37 PM CDT | Flash Flood Warning | JAN | Ashley, Chicot | 113 min |
| Apr 3, 3:41 PM CDT | Flash Flood Warning | JAN | Chicot | 2 hr |
Nearby
Severe Thunderstorm Warnings in Arkansas, 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.