Tuesday, September 20, 2011

Mid-September Atlantic Canadian Hybridstorm, Including Hurricane Maria Event Summary

AWCN16 CWHX 192040
SPECIAL WEATHER SUMMARY MESSAGE FOR NEWFOUNDLAND AND LABRADOR ISSUED 
BY ENVIRONMENT CANADA AT 6:10 PM NDT MONDAY 19 SEPTEMBER 2011.

ON FRIDAY, SEPTEMBER 16TH, HURRICANE MARIA MADE LANDFALL AS A 
CATEGORY-ONE HURRICANE OVER THE SOUTHWESTERN AVALON PENINSULA.
THE STORM BROUGHT RAIN AT TIMES HEAVY AHEAD OF IT THURSDAY NIGHT INTO 
FRIDAY AND STRONG WINDS WITH ITS PASSAGE ON FRIDAY.  AS MARIA 
TRANSITIONED TO A POST-TROPICAL SYSTEM FRIDAY EVENING, IT MOVED 
OFFSHORE AND WAS ABSORBED BY A MUCH LARGER LOW PRESSURE SYSTEM THAT 
WAS MOVING OFF THE COAST OF LABRADOR. THIS LARGER LOW RAPIDLY 
INTENSIFIED OVER THE LABRADOR SEA GIVING STRONG WINDS TO MUCH OF 
NEWFOUNDLAND AND LABRADOR ON SATURDAY, SEPTEMBER 17TH.

HERE ARE SOME UNOFFICIAL RAINFALL ACCUMULATIONS FOR THE EVENT FROM 
SEPTEMBER 15TH-16TH, 2011:

SAINT PIERRE............. 64.8 MM
ST. LAWRENCE............. 63.2 MM
BURGEO................... 62.4 MM
STEPHENVILLE............. 50.5 MM
PORT UNION............... 50.2 MM *
STEPHENVILLE............. 50.1 MM
BAY D'ESPOIR............. 50.0 MM *
BRANCH................... 45.3 MM *
TERRA NOVA NATL PARK..... 40.6 MM
BROWNSDALE............... 35.8 MM *
LETHBRIDGE............... 35.0 MM *
CORMACK.................. 33.2 MM *
BURNT POND............... 31.0 MM *
ARGENTIA................. 29.5 MM
ST. ANTHONY.............. 29.5 MM
BONAVISTA................ 25.5 MM
GANDER................... 25.2 MM

* OBSERVATION FROM VOLUNTEER CLIMATE STATION.

HERE ARE SOME UNOFFICIAL PEAK WIND GUSTS FROM SEPTEMBER 16TH, 2011:

CAPE PINE................ 103 KM/H
CAPE RACE................ 100 KM/H
BONAVISTA................ 100 KM/H
ENGLEE................... 100 KM/H
WINTERLAND...............  95 KM/H
ST. LAWRENCE.............  94 KM/H
FEROLLE POINT............  94 KM/H
SAINT PIERRE.............  91 KM/H
DANIEL'S HARBOUR.........  91 KM/H
TWILLINGATE..............  91 KM/H
GRATES COVE..............  87 KM/H
ARGENTIA.................  85 KM/H
POOL'S ISLAND............  83 KM/H
ST. ANTHONY..............  81 KM/H
ST. JOHN'S AIRPORT.......  80 KM/H
LONG POND................  80 KM/H

HERE ARE SOME UNOFFICIAL PEAK WIND GUSTS FROM SEPTEMBER 17TH, 2011:

ENGLEE................... 111 KM/H
TWILLINGATE.............. 105 KM/H
FEROLLE POINT............ 104 KM/H
ST. ANTHONY.............. 102 KM/H
DANIEL'S HARBOUR......... 100 KM/H
POOL'S ISLAND............  98 KM/H
BONAVISTA................  98 KM/H
WINTERLAND...............  89 KM/H
CAPE RACE................  89 KM/H
ROCKY HARBOUR............  87 KM/H
LA SCIE..................  85 KM/H
ARGENTIA.................  83 KM/H
GRATES COVE..............  83 KM/H
ST. LAWRENCE.............  81 KM/H
ST. JOHN'S AIRPORT.......  80 KM/H
SAINT PIERRE.............  80 KM/H

END/

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