757
FXCN01 CWHF 152005
FORECAST DISCUSSION FOR OPS AREA ALPHA AND THE ECHOES, CFB HALIFAX
PROPERTIES AND 12 WING SHEARWATER ISSUED BY AVIATION AND DEFENCE
SERVICES OF ENVIRONMENT AND CLIMATE CHANGE CANADA AT 2030Z ON
MONDAY 15 SEP
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KEY FORECAST POINTS:
-FAIR WEATHER UNTIL LATER IN THE WEEK.
-A TROUGH WILL TRACK THROUGH THE REGION ON FRIDAY GIVING A CHANCE OF
SHOWERS.
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SHORT RANGE DISCUSSION FOR 1800Z 15 SEP TO 0300Z 17 SEP.
MODEL DISCUSSION: NIL.
CONFIDENCE: HIGH.
COMMENTS/IMPACTS: FAIR WEATHER AS A RIDGE OF HIGH PRESSURE BUILDS
INTO THE REGION.
LONG RANGE DISCUSSION FOR 0300Z 17 SEP TO 0300Z 20 SEP.
MODEL DISCUSSION: USED GDPS.
CONFIDENCE: HIGH.
COMMENTS/IMPACTS: NO SIGNIFICANT CHANGE FROM THE PREVIOUS FORECAST
DISCUSSION...
THE RIDGE MOVES SOUTH OF NOVA SCOTIA BUT LINGERS
SOUTH OF THE PROVINCE ON WEDNESDAY. LIGHT WINDS BECOME LIGHT TO
MODERATE SOUTHWEST IN THE AFTERNOON. SUNNY SKIES CONTINUE FOR MUCH
OF THE DAY HOWEVER A LOW FORECAST TO LIE OFF THE EAST COAST OF THE
UNITED STATES MAY SPILL SOME HIGH CLOUD OVER THE REGION LATE IN THE
AFTERNOON.
THE RIDGE BREAKS DOWN AND LOW OFF THE U.S. COAST WEAKENS AS IT
MOVES NORTHWARD OVER THE GULF OF MAINE. CLOUD MOVES INTO THE REGION
AND THE GDPS HAS SOME SPOTTY SHOWERS ASSOCIATED ALTHOUGH THE GFS
LESS SO.
ON FRIDAY A COLD FRONTAL TROUGH IS FORECAST TO DROP THROUGH NOVA
SCOTIA AND WINDS SHIFT FROM SOUTHWEST TO NORTHWEST ACROSS IT. CLOUD
AND SOME SPOTTY SHOWERS ARE FORECAST.
END/METOC-HFX
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