AWCN10 CWTO 162130 WEATHER SUMMARY FOR ONTARIO AND THE NATIONAL CAPITAL REGION ISSUED BY ENVIRONMENT CANADA AT 4:30 P.M. EST TUESDAY 16 FEBRUARY 2021. DISCUSSION. A SIGNIFICANT LOW PRESSURE SYSTEM EMERGED OUT OF THE SOUTHERN U.S. AND TRACKED SOUTHEAST OF THE LOWER GREAT LAKES MONDAY NIGHT BRINGING SNOW AND BLOWING SNOW TO SOUTHERN ONTARIO. THE HIGHEST SNOWFALL TOTALS WERE OBSERVED IN THE HAMILTON AND NIAGARA AREAS WHERE EXTENSIVE BLOWING SNOW MADE TRAVEL EXTREMELY HAZARDOUS. EXACT AMOUNTS IN THE ST. CATHARINES AREA ARE A BIT UNCERTAIN, BUT THERE IS AN UNCONFIRMED REPORT OF OVER 40 CM OF TOTAL SNOWFALL ACCUMULATION. LOCALLY HIGHER SNOWFALL ACCUMULATIONS WERE ALSO NOTED OVER THE HIGHER TERRAIN SOUTH OF GEORGIAN BAY. THE FOLLOWING IS A SUMMARY OF SNOWFALL AMOUNTS IN CENTIMETRES AND PEAK WIND GUSTS IN KILOMETRES PER HOUR RECEIVED BY THE ONTARIO STORM PREDICTION CENTRE AS OF 4:00 P.M. EST: GRIMSBY 23 TO 35 * BAYFIELD 31 * STONEY CREEK 29.5 * AMHERSTBURG 29 * SMITHVILLE 26 TO 28 * STRATHROY 27.9 * AS OF 8:00 A.M. EST BOGNOR 27.9 * AS OF 8:00 A.M. EST WIARTON AIRPORT 26 FERGUS 26 * CHATSWORTH 25.9 * AS OF 7:00 A.M. EST KIMBERLEY 25.9 * AS OF 8:29 A.M. EST ANCASTER 25 * BEAMSVILLE 25 * HARROW 23.4 * AS OF 6:30 A.M. EST ST. CATHARINES 22.7 * WAUBAUSHENE 22.5 * WHEATLEY 22.1* AS OF 7:00 A.M. EST BURLINGTON 22 * CORNWALL 22 * DRESDEN 21.3 * AS OF 8:30 A.M. EST ORANGEVILLE 21 * PETROLIA 21 * LUCKNOW 20.3 * AS OF 8:00 A.M. EST KOMOKA 20.3 * AS OF 8:00 A.M. EST SARNIA 20.1 * AS OF 8:00 A.M. EST HAMILTON CENTRAL MOUNTAIN 20 * INGERSOLL 20 * WINDSOR 20 * AS OF 8:00 A.M. EST CALEDONIA 19.1 * AS OF 7:00 A.M. EST LEAMINGTON 19 * AS OF 6:00 A.M. EST OTTAWA AIRPORT 19 KANATA 19 * AS OF 7:30 A.M. EST LONDON NORTHEAST 19 * BRUSSELS 16 TO 18 * CARLETON PLACE 17.8 * AS OF 8:00 A.M. EST STITTSVILLE 17.3 * AS OF 8:00 A.M. EST WATERLOO 17 * GRIMSBY MOUNTAIN 17 * AS OF 7:22 A.M. EST WINCHESTER 16.5 * HAMILTON AIRPORT 16 KITCHENER 16 * KINGSTON 16 * OWEN SOUND 15.2 * AS OF 8:00 A.M. EST BARRIE 15 * KANATA 15 * AS OF 7:00 A.M. EST GUELPH 13 TO 15 * MISSISSAUGA 12 TO 15 * TORONTO 10 TO 15 * CALEDON 14 * ORILLIA 14 * BRAMPTON 12 * NEWMARKET 12 * TORONTO PEARSON AIRPORT 12 * DENOTES VOLUNTEER OBSERVATIONS SUCH AS COCORAHS AND COOLTAP PEAK WIND GUST: HAMILTON AIRPORT 83 PLEASE NOTE THAT THIS SUMMARY MAY CONTAIN PRELIMINARY OR UNOFFICIAL INFORMATION AND DOES NOT CONSTITUTE A COMPLETE OR FINAL REPORT. END/OSPC