Monday, August 22, 2011

MESO: Mesoscale Discussion 2039

ACUS11 KWNS 230036
SWOMCD
SPC MCD 230035
MNZ000-NDZ000-SDZ000-230200-

MESOSCALE DISCUSSION 2039
NWS STORM PREDICTION CENTER NORMAN OK
0735 PM CDT MON AUG 22 2011

AREAS AFFECTED...SERN ND

CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE

VALID 230035Z - 230200Z

LATEST WV IMAGERY DEPICTS A WELL DEFINED MID LEVEL VORT/SHORTWAVE
TROUGH DIGGING ESEWD ACROSS ND AT ROUGHLY 30-35KT. WEAK CONVECTION
HAS BEEN NOTED WITH THIS FEATURE AND DEEPER UPDRAFTS WITH A FEW
LIGHTNING STRIKES HAVE RECENTLY BEEN OBSERVED NEAR BIS ALONG LEADING
EDGE OF STRONGER FORCING. 00Z SOUNDING FROM BIS EXHIBITS A FAIRLY
MOIST/BUOYANT PROFILE WITH MLCAPE AROUND 2900 J/KG AND SUFFICIENT
DEEP LAYER SHEAR FOR WEAK STORM ROTATION IF UPDRAFTS CAN ROOT
THEMSELVES WITHIN FAVORABLE BOUNDARY LAYER. IT/S NOT COMPLETELY
CLEAR HOW CONCENTRATED THIS ACTIVITY WILL BECOME THOUGH
ENVIRONMENTAL CONDITIONS DO WARRANT SOME CONSIDERATION FOR A SEVERE
THUNDERSTORM WATCH IF TSTMS CONTINUE TO INCREASE IN AREAL
COVERAGE/INTENSITY.

..DARROW.. 08/23/2011

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

ATTN...WFO...FGF...ABR...BIS...

LAT...LON 46380053 48019993 47449675 45869755 46380053

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@LISTSERV.ILLINOIS.EDU with
"unsub wx-storm" in the body of your message. For more information write cnovy@cox.net.

No comments: