Jan 11-12.11 Special Weather Summary

[Derecho]

At the Waterloo Airport, EC reported 7cm of snow. But here in town, about 25km northwest of the airport, the university measured 12cm from the storm and an additional 3cm from the lake effect. Sometimes EC uses data from the university, other times they don't. Just FYI.

WEATHER SUMMARY FOR ALL OF SOUTHERN ONTARIO AND
THE NATIONAL CAPITAL REGION
ISSUED BY ENVIRONMENT CANADA TORONTO
 AT 6:08 PM EST WEDNESDAY 12 JANUARY 2011.

SNOWFALL REPORTS.
-------------------------------------------------------------
==WEATHER EVENT DISCUSSION==

AN AREA OF SNOW THAT HAD BEEN AFFECTING PARTS OF SOUTHERN AND
EASTERN ONTARIO TUESDAY NIGHT INTO THIS AFTERNOON HAD DIMINISHED
AS THE DISTURBANCE RESPONSIBLE FOR THE ACCUMULATING SNOW DEPARTED
AND BECAME ABSORBED INTO A WINTER STORM AFFECTING PARTS OF
NORTHEASTERN UNITED STATES.

MEANWHILE, SNOW SQUALL ACTIVITY CONTINUES TO AFFECT PORTIONS OF
LAMBTON COUNTY TONIGHT.  THIS SUMMARY WILL BE UPDATED AS NEW
INFORMATION BECOMES AVAILABLE.

BELOW IS A TALLY OF THE TOTAL SNOW AMOUNTS SINCE THE BEGINNING
OF THE EVENT UNTIL 8 AM THIS MORNING UNLESS INDICATED OTHERWISE.
-------------------------------------------------------------
LOCATION                   SNOWFALL AMOUNTS (CM)

WINDSOR                           11
TILLSONBURG                       7
LONDON                            5
WATERLOO-WELLINGTON               7
HAMILTON                          13
ST. CATHARINES                    24 (AS OF 1PM TODAY)
GRIMSBY MOUNTAIN                  16.4 (AS OF 3PM TODAY)
TORONTO DOWNSVIEW                 9.6
TORONTO BUTTONVILLE               7
TORONTO EAST YORK                 8.2
BRAMPTON                          12
TAPLEY (SW OF PETERBOROUGH)       9.6
TRENTON                           7 (AS OF 1PM TODAY)


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

[Derecho]

Big update!

WEATHER SUMMARY FOR ALL OF SOUTHERN ONTARIO AND
THE NATIONAL CAPITAL REGION
ISSUED BY ENVIRONMENT CANADA TORONTO
 AT 10:54 PM EST WEDNESDAY 12 JANUARY 2011.

SNOWFALL REPORTS.
-------------------------------------------------------------
==WEATHER EVENT DISCUSSION==

 A LOW PRESSURE CENTRE WHICH DEVELOPED OVER COLORADO AND OKLAHOMA
TRACKED NORTHEAST ACROSS THE US MIDWEST TO PENNSYLVANIA AND WESTERN
NEW YORK STATE BEFORE GETTING ABSORBED INTO AN EAST COAST WINTER
STORM. THIS LOW BROUGHT A SIGNIFICANT SNOWFALL TO MUCH OF SOUTHERN
ONTARIO TUESDAY NIGHT INTO WEDNESDAY.

 THE TABLE BELOW SHOWS THE TOTAL SNOWFALL AMOUNTS RECEIVED BY
ENVIRONMENT CANADA AS OF 10.30 PM FROM THIS DISTURBANCE.

-------------------------------------------------------------
LOCATION                   SNOWFALL AMOUNTS (CM)

WINDSOR                           11
CHATHAM                           11
KINGSVILLE (W LEAMINGTON)         15
NEW GLASGOW (SW ST. THOMAS)       10
ST. THOMAS                         8
TILLSONBURG                        7
LONDON                             5
WATERLOO INTERNATIONAL AIRPORT     8
UNIVERSITY OF WATERLOO            12
KITCHENER STANLEY PARK             9
HAMILTON                          13
RAINHAM CENTRE (SW DUNNVILLE)      9.5
ST. CATHARINES                    24
NIAGARA FALLS TO PORT COLBORNE    20-25 (EST'D)
WELLAND                           18
FORT ERIE                         14
GRIMSBY MOUNTAIN                  16.4
OAKVILLE                           6.4
TORONTO DOWNSVIEW                  9.6
TORONTO BUTTONVILLE                7
TORONTO EAST YORK                  8.2
TORONTO DOWNTOWN                  11
VAUGHAN                            6
RICHMOND HILL                      5
BRAMPTON                          12
BALDWIN (NEAR SUTTON)             11.8
OSHAWA                             4
TAPLEY (SW OF PETERBOROUGH)        9.6
TRENTON                            7
BROCKVILLE                         6.2


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