|
Mesoscale Discussion 1911 |
< Previous MD Next MD >
|
|
MESOSCALE DISCUSSION 1911
NWS STORM PREDICTION CENTER NORMAN OK
1216 PM CDT FRI SEP 07 2012
AREAS AFFECTED...ERN IND...WRN OH
CONCERNING...SEVERE THUNDERSTORM WATCH 628...
VALID 071716Z - 071815Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 628
CONTINUES.
SUMMARY...PRIMARY THREAT OF DAMAGING WINDS WILL PERSIST AND SHOULD
INCREASE WITH SHORT-LINE SEGMENT IN NERN/E-CNTRL IND PROGRESSING
E/SEWD INTO WRN OH.
DISCUSSION...SHORT-LINE SEGMENT CENTERED FROM ALLEN TO HAMILTON
COUNTIES IND AS OF 1705Z. DOWNSTREAM AIR MASS CONTINUES TO
DESTABILIZE AS SURFACE TEMPERATURES HAVE WARMED INTO THE 80S WITH
MLCAPE NOW AROUND 2000 J/KG. AS THE COLD POOL/INFLOW AIR MASS
DIFFERENTIAL INCREASES AND WITH A NNE/SSW-ORIENTATION OF THE LINE
NEARLY PERPENDICULAR TO THE DEEP-LAYER WLY FLOW...THE SETUP WILL BE
FAVORABLE FOR STRONG TO SEVERE WIND GUSTS /REF 45 KT MEASURED AT
KFWA AT 1649Z/ AND ATTENDANT RISK OF SCATTERED DAMAGING WINDS
DEVELOPING INTO OH.
..GRAMS.. 09/07/2012
ATTN...WFO...CLE...ILN...IWX...IND...
LAT...LON 41278442 41518331 41438288 41188246 40818239 40108299
39758412 39578456 39598564 39788611 40018595 40438532
41278442
|
Top/All Mesoscale Discussions/Forecast Products/Home
|
|