Nov.12.03 - MDT for SRN ON

[Derecho]

Now this is something! Did anything happen on this day in southern Ontario?

November 12, 2003:

 DAY 1 CONVECTIVE OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   1029 AM CST WED NOV 12 2003

   ...THERE IS A MDT RISK OF SVR TSTMS OVER PORTIONS OF THE OH VALLEY
   AND GREAT LAKES...
   
   ...THERE IS A SLGT RISK OF SVR TSTMS OVER THE OH VALLEY...GREAT
   LAKES AND PORTIONS OF NERN U.S....

DEGREE OF FORCING ALONG AND JUST AHEAD OF THE FRONT
   SUGGEST STORMS SHOULD EVOLVE INTO LINES OR LINE SEGMENTS WITH
   EMBEDDED SUPERCELL AND BOW/LEWP STRUCTURES. PRIMARY THREAT SHOULD BE
   DAMAGING WIND. A CONDITIONAL THREAT FOR ISOLATED TORNADOES
   EXISTS...ESPECIALLY IF DISCRETE STORMS CAN DEVELOP.

READ MORE: http://www.spc.noaa.gov/products/outlook/archive/2003/day1otlk_20031112_1630.html

STORM REPORTS: http://www.spc.noaa.gov/climo/reports/031112_rpts.html