[MCD] SWOMCD

Sat Jan 6 08:07:34 UTC 2007

ACUS11 KWNS 060811
SWOMCD
SPC MCD 060811 
VAZ000-NCZ000-060915-

MESOSCALE DISCUSSION 0026
NWS STORM PREDICTION CENTER NORMAN OK
0211 AM CST SAT JAN 06 2007

AREAS AFFECTED...SERN VA/NERN NC

CONCERNING...TORNADO WATCH 9...

VALID 060811Z - 060915Z

THREAT FOR ISOLATED TORNADOES AND DAMAGING WINDS TO CONTINUE ACROSS
WW 9.

ALTHOUGH THE AIR MASS ACROSS SERN VA/NERN NC REMAINS MARGINALLY
UNSTABLE...RICH LOW LEVEL MOISTURE /SURFACE DEWPOINTS IN THE MID-
UPPER 60S/ ARE RESULTING IN LOW LCLS WITH THE LOW-TOPPED CONVECTION
MOVING NEWD ACROSS THIS REGION.  STRONG ASCENT AHEAD OF PROGRESSIVE
SHORT WAVE TROUGH...NOW CENTERED FROM SWRN VA TO ERN SC...WILL
PROMOTE ADDITIONAL CONVECTIVE DEVELOPMENT OVERNIGHT.  DESPITE LACK
OF LIGHTNING WITH MUCH OF THIS ACTIVITY...EFFECTIVE BULK SHEAR
VALUES REMAIN SUPPORTIVE OF ORGANIZED STORMS.  IN ADDITION...0-1 KM
SRH VALUES NEAR 200 M2/S2 CONTINUE TO FAVOR STORM ROTATION...SUCH AS
THE PERSISTENT ROTATION THAT HAS BEEN OBSERVED PER REGIONAL RADAR
MOVING NEWD AND IS NOW LOCATED IN NERN HERTFORD COUNTY NC.

..PETERS.. 01/06/2007

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...AKQ...MHX...LWX...RAH...

36147534 35987617 35797706 36297759 36507789 37047796
38027771 37987687 37637584 37227581 37047550 

WWWW