MD 0208 CONCERNING TORNADO WATCH 43… FOR NORTH-CENTRAL TO NORTHEAST LA AND PART OF WESTERN MS
MESOSCALE DISCUSSION 0208
NWS STORM PREDICTION CENTER NORMAN OK
0851 PM CDT SUN MAR 13 2016
AREAS AFFECTED...NORTH-CENTRAL TO NORTHEAST LA AND PART OF WESTERN
MS
CONCERNING...TORNADO WATCH 43...
VALID 140151Z - 140315Z
THE SEVERE WEATHER THREAT FOR TORNADO WATCH 43 CONTINUES.
SUMMARY...ONE OR TWO ROWS OF PARISHES IN LOUISIANA AND COUNTIES IN
WEST-CENTRAL MS LOCATED IMMEDIATELY SOUTH THROUGH SOUTHEAST OF WW 43
MAY NEED TO BE ADDED TO THIS TORNADO WATCH. TRENDS WILL BE
MONITORED THAT COULD RESULT IN A LOCAL WFO AREAL WATCH EXTENSION.
DISCUSSION...EARLY EVENING TRENDS IN CLOUD TOP COOLING...LIGHTNING
DATA AND MOSAIC RADAR IMAGERY INDICATED STORMS HAD DEVELOPED AND
INCREASED IN INTENSITY INTO NORTHERN LA. IT APPEARS THE SOUTHERN
EXTENT OF GREATER HEIGHT FALLS AND DCVA ATTENDANT TO THE COMPACT
CLOSED LOW/SHORTWAVE TROUGH MOVING THROUGH AR THIS EVENING ARE
AIDING THE STORM DEVELOPMENT WITHIN AND SOUTH OF THE SOUTHERN
PORTION OF WW 43. THE FORT POLK LA AND JACKSON MS VWP DATA SHOWED
FAVORABLE LOW-LEVEL DIRECTIONAL SHEAR COMBINED WITH THE
STRENGTHENING BULK SHEAR FOR SUSTAINED ROTATING UPDRAFTS. IF STORMS
IN THE EASTERN PART OF WFO-SHV COUNTY WARNING AREA /JACKSON TO
NATCHITOCHES PARISHES/ MAINTAIN SUSTENANCE AND HAVE INCREASED
FURTHER IN INTENSITY...THEN A FEW PARISHES AND COUNTIES MAY NEED TO
BE ADDED IMMEDIATELY TO THE SOUTH AND SOUTHEAST OF WW 43 IN
NORTHEAST LA AND WEST-CENTRAL MS.
..PETERS.. 03/14/2016
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...JAN...SHV...
LAT...LON 32119283 32539257 32679128 32929051 32849018 32329058
32039112 32009196 32119283
from SPC Mesoscale Discussions http://1.usa.gov/1gGeiAk
Be First to Comment