661
AWCN11 CWTO 251955
WEATHER SUMMARY FOR ALL OF SOUTHERN ONTARIO
AND THE NATIONAL CAPITAL
REGION ISSUED BY ENVIRONMENT CANADA TORONTO
AT 3:54 PM EDT FRIDAY 25
JULY 2008.
CONFIRMED TORNADO IN WELLAND ON TUESDAY JULY
22.
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==WEATHER EVENT DISCUSSION==
LATE ON THE AFTERNOON OF JULY 22ND..AN EAST
TO WEST LINE OF
THUNDERSTORMS DEVELOPED OVER THE NIAGARA
PENINSULA IN RESPONSE TO AN
UNSTABLE ATMOSPHERE AND SURFACE CONVERGENCE
AS A RESULT OF NORTHEAST
WINDS OFF OF LAKE ONTARIO.
ONE OF THE THUNDERSTORM CELLS WAS OBSERVED
TO FORM A FUNNEL CLOUD IN
THE VICINITY OF WOODLAWN ROAD IN WELLAND.
PHOTOGRAPHIC EVIDENCE OF
SHEET METAL BEING THROWN ABOUT FROM A NEARBY
CONSTRUCTION SITE..AND
FIRST HAND REPORTS OF WIND ROTATION AT THE
SURFACE..HAS LED
ENVIRONMENT CANADA TO CONCLUDE THAT A WEAK
TORNADO WAS PRESENT
AROUND 5.30 PM. NO OTHER SIGNIFICANT DAMAGE
WAS REPORTED. THIS
TORNADO HAS THUS BEEN ASSESSED AS FUJITA
SCALE ZERO (WIND SPEEDS OF
UP TO 110 KM/H).
THIS REPRESENTS THE 7TH OFFICIAL TORNADO IN
ONTARIO THIS SEASON.
THE SUMMER SEVERE WEATHER SEASON RUNS FROM
LATE APRIL UNTIL EARLY
OCTOBER. ON AVERAGE ONTARIO RECEIVES ABOUT
11 TORNADOES PER SEASON.
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DATE
TIME(LCL) LOCATION EVENT
DESCRIPTION
5.30 PM WELLAND CONFIRMED
F-ZERO TORNADO
(VICINITY OF
WOODLAWN ROAD)
PLEASE NOTE THAT THIS SUMMARY CONTAINS THE
OBSERVATIONS AT
THE TIME OF BROADCAST AND DOES NOT
CONSTITUTE AN OFFICIAL
AND FINAL REPORT OF THE WEATHER EVENTS OR
THE HIGH
IMPACT EVENTS ATTRIBUTED TO THE WEATHER
EVENTS
END/OSPC