803
AWCN10 CWTO 311539
WEATHER SUMMARY
FOR ONTARIO AND THE NATIONAL CAPITAL REGION
ISSUED BY ENVIRONMENT CANADA
AT 11:39 A.M. EDT MONDAY 31 MARCH 2025.
DISCUSSION.
A MAJOR ICE STORM BROUGHT SIGNIFICANT AMOUNTS OF FREEZING RAIN TO
CENTRAL AND EASTERN ONTARIO, PORTIONS OF THE GOLDEN HORSESHOE, AS
WELL AS PORTIONS OF NORTHEASTERN ONTARIO FROM FRIDAY NIGHT THROUGH
SUNDAY. NUMEROUS DOWNED TREES AND POWER LINES WERE OBSERVED, AND
OVER 400,000 HYDRO ONE CUSTOMERS WERE LEFT WITHOUT POWER. THE CITY
OF ORILLIA, DISTRICT OF MUSKOKA, COMMUNITY OF ORO-MEDONTE, AND CITY
OF PETERBOROUGH HAVE DECLARED STATES OF EMERGENCY.
THE FOLLOWING IS A SUMMARY OF WEATHER EVENT INFORMATION RECEIVED BY
ENVIRONMENT AND CLIMATE CHANGE CANADA.
1. SUMMARY OF ICE ACCRETION IN MILLIMETRES FROM VOLUNTEER
OBSERVATIONS AS OF MONDAY 07:00 A.M. EST:
LINDSAY 25
PETERBOROUGH 20
HARROWSMITH 20
ORILLIA 19
BARRIE 15
DUNDONALD 15
BELLVILLE 10
OAK RIDGES 8
UXBRIDGE 3
KITCHENER 3
SCARBOROUGH 2
2. SUMMARY OF FREEZING RAIN REPORTED IN HOURS:
TRENTON 35
SUDBURY 26
SAULT STE. MARIE 21
OTTAWA 21
PLEASE NOTE THAT THIS SUMMARY MAY CONTAIN PRELIMINARY OR UNOFFICIAL
INFORMATION AND DOES NOT CONSTITUTE A COMPLETE OR FINAL REPORT.
END/OSPC
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