261
FXCN01 CWHF 150811
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 0830Z ON
TUESDAY 15 SEP
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KEY FORECAST POINTS:
- VFR FLYING CONDITIONS TODAY
- FOG PATCHES DEVELOPING OVERNIGHT
- PATCHY MID LEVEL CLOUD LATE ON WEDNESDAY
- SHOWERS ON FRIDAY
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SHORT RANGE DISCUSSION FOR 0600Z 15 SEP TO 0300Z 17 SEP.
MODEL DISCUSSION: USED RDPS
CONFIDENCE: HIGH
COMMENTS/IMPACTS: VFR FLYING CONDITIONS IN SUNNY SKIES TODAY. CLEAR
SKIES COMBINED WITH LIGHT WINDS SHOULD GENERATE RADIATIVE FOG
PATCHES OVERNIGHT. PATCHY MID LEVEL CLOUD EXPECTED LATE ON
WEDNESDAY.
LONG RANGE DISCUSSION FOR 0300Z 17 SEP TO 0300Z 20 SEP.
MODEL DISCUSSION: USED GDPS
CONFIDENCE: HIGH
COMMENTS/IMPACTS: A TROUGH OF LOW PRESSURE APPROACHING FROM THE WEST
WILL GIVE INCREASING CLOUDINESS ON THURSDAY. ON FRIDAY THE TROUGH
CROSSES NOVA SCOTIA GIVING SHOWERS. MODERATE TO STRONG
SOUTHWESTERLIES AHEAD OF THE TROUGH VEER TO MODERATE TO STRONG
NORTHWESTERLIES IN ITS WAKE GIVING CLEARING SKIES LATE IN THE DAY.
ON SATURDAY AN AREA OF HIGH PRESSURE BUILDS IN THE WAKE OF THE
TROUGH GIVING DIMINISHING NORTHERLIES ALONG WITH MAINLY SUNNY SKIES.
END/METOC-HFX
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