823
FXCN01 CWHF 250905
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 0930Z ON
TUESDAY 25 NOV
===================================================================
KEY FORECAST POINTS:
- A SUNNY MORNING THEN INCREASING HIGH CLOUD THIS AFTERNOON WITH
GUSTY WEST WINDS.
- RAIN WEDNESDAY ALONG WITH STRONG SOUTHERLY WINDS.
- IMPROVING CONDITIONS THURSDAY.
===================================================================
SHORT RANGE DISCUSSION FOR 0600Z 25 NOV TO 0400Z 27 NOV.
MODEL DISCUSSION: USED RDPS.
CONFIDENCE: HIGH.
COMMENTS/IMPACTS: INCREASING CLOUDS AND GUSTY WESTERLY WINDS TODAY
AHEAD OF AN AREA OF LOW PRESSURE POISED TO IMPACT THE REGION
WEDNESDAY. RAIN WEDNESDAY. MOST GUIDANCE SUGGESTING 15-20MM FROM
MORNING UNTIL EVENING. WEDNESDAY AFTERNOON PEAK SOUTHERLY WINDS
GUSTING TO 25 KNOTS..EXCEPT 30 KNOTS OVER EXPOSED AREAS OF THE
APPROACHES TO THE HARBOUR. MIST AND PATCHY FOG DEVELOPING WITH THE
RAIN. FOG BECOMING EXTENSIVE LATE IN THE DAY WEDNESDAY.
LONG RANGE DISCUSSION FOR 0400Z 27 NOV TO 0400Z 30 NOV.
MODEL DISCUSSION: USED GDPS.
CONFIDENCE: MODERATE TO HIGH.
COMMENTS/IMPACTS: FRONTAL SYSTEM MOVES THROUGH WEDNESDAY NIGHT INTO
THURS MORNING. MOST GUIDANCE SHOWING 15-30MM RAINFALL FROM WED
MORNING INTO THURS MORNING. CHANCE OF THUNDERSHOWERS MAINLY
WEDNESDAY NIGHT INTO THURS MORNING. LOW CONDITIONS EXPECTED THURS
MORNING IN FOG AND MIST ALONG WITH A FEW SHOWERS OR PATCHY DRIZZLE.
CONDITIONS IMPROVING THROUGH THE DAY. STRONG SW FLOW.
FRIDAY..AREA OF LOW PRESSURE WELL TO THE NORTH KEEPING NS IN STRONG
WEST FLOW ALONG WITH A CHANCE OF SHOWERS OR FLURRIES.
SATURDAY..LOW MOVES INTO LABRADOR SEA AND OPENS UP PIPELINE OF COLD
AIR FROM THE NW. COLD WINDY DAY WITH CLOUDS AND CHANCE OF FLURRIES.
END/METOC-HFX
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page