752
FXCN01 CWHF 260819
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
SUNDAY 26 APR
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KEY FORECAST POINTS:
-FAIR WEATHER FOR THE MAJORITY OF THE FORECAST PERIOD.
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SHORT RANGE DISCUSSION FOR 0600Z 26 APR TO 0300Z 28 APR.
MODEL DISCUSSION: USED RDPS.
CONFIDENCE: HIGH.
COMMENTS/IMPACTS: A BROAD RIDGE OF HIGH PRESSURE WILL BEGIN TO BUILD
IN OVER THE MARITIMES TODAY GIVING FAIR WEATHER. A LIGHT TO MODERATE
NORTHERLY FLOW WITH GENERALLY CLEAR SKIES CAN BE EXPECTED TODAY AND
TONIGHT.
FAIR WEATHER CONTINUES FOR MONDAY WITH MAINLY SUNNY CONDITIONS AND A
LIGHT NORTHEASTERLY FLOW AS THE RIDGE CONTINUES TO BUILD OVER THE
NORTHERN MARITIMES.
LONG RANGE DISCUSSION FOR 0300Z 28 APR TO 0300Z 01 MAY.
MODEL DISCUSSION: USED GDPS.
CONFIDENCE: HIGH.
COMMENTS/IMPACTS: THE RIDGE OF HIGH PRESSURE WILL CONTINUE TO HOLD A
BLOCKING PATTERN OVER THE MARITIMES AS A LOW PRESSURE SYSTEM
DEVELOPS WELL SOUTH OF NOVA SCOTIA. TUESDAY AND WEDNESDAY WILL SEE A
MODERATE EASTERLY FLOW WITH PATCHY HIGH CLOUD AS THE RIDGE HOLDS
STEADY OVER THE EASTERN MARITIMES. THE SYNOPTIC PATTERN FINALLY
BEGINS TO BREAK DOWN ON THURSDAY AS THE RIDGE TRACKS EAST WITH LOW
LEVEL MOISTURE BUILDING OVER THE REGION AHEAD OF TROUGHING TO THE
WEST.
END/METOC-HFX
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