945
FXCN01 CWHF 020813
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 02 AUG
===================================================================
KEY FORECAST POINTS:
-FAIR CONDITIONS WITH PATCHY MID AND HIGH CLOUD TODAY.
-FOG AND MIST SPREADING INLAND THIS EVENING.
-SHOWERS AND DRIZZLE DEVELOPING MONDAY.
-IMPROVING CONDITIONS TUESDAY WITH FAIR WEATHER EXPECTED FOR THE
OUTLOOK.
===================================================================
SHORT RANGE DISCUSSION FOR 0600Z 02 AUG TO 0300Z 04 AUG.
MODEL DISCUSSION: USED HRDPS/RDPS.
CONFIDENCE: HIGH.
COMMENTS/IMPACTS: PATCHY MID AND HIGH CLOUD WILL BE PRESENT TODAY
AS A RIDGE OF HIGH PRESSURE DEPARTS TO THE SOUTHEAST. FOG AND MIST
WILL CONTINUE TO BUILD OVER SOUTHWESTERN WATERS AND INVADE THE
HARBOUR THIS EVENING WITH A CHANCE OF DRIZZLE OVERNIGHT AS LOW LEVEL
MOISTURE CONTINUES TO BUILD.
A LOW WILL ADVANCE FROM THE WEST ON MONDAY AND MAINTAIN A SOUTHERLY
FLOW OVER THE REGION KEEPING STRATUS AND POOR CONDITIONS FOR MONDAY
MORNING. SHOWERS ARE EXPECTED TO DEVELOP LATE MORNING INTO THE EARLY
AFTERNOON FOR THE AREA WITH OCCASIONAL SHOWERS AND DRIZZLE
PERSISTING THROUGHOUT MONDAY NIGHT AND INTO TUESDAY. MODERATE TO
STRONG SOUTHERLY WINDS WILL DEVELOP OVER THE REGION MONDAY
AFTERNOON.
LONG RANGE DISCUSSION FOR 0300Z 04 AUG TO 0300Z 07 AUG.
MODEL DISCUSSION: USED GDPS.
CONFIDENCE: MODERATE TO HIGH.
COMMENTS/IMPACTS: THE ASSOCIATED COLD FRONT MOVES THROUGH THE REGION
ON TUESDAY WITH IMPROVING CONDITIONS IN ITS WAKE. A RIDGE OF HIGH
PRESSURE BUILDS IN OVER THE MARITIMES ON WEDNESDAY GIVING FAIR
WEATHER AND WARM TEMPERATURES. THIS RIDGE IS EXPECTED TO HOLD STEADY
FOR THURSDAY ACCORDING TO THE GDPS BUT THE GFS DOES INDICATE A
SHORTWAVE TROUGH COULD GIVE INCREASING CLOUDINESS WITH A CHANCE OF
SHOWERS. THIS SOLUTION HAS BEEN OMITTED FOR THE TIME BEING AND THE
FORECAST HAS BEEN TAILORED TO THE GDPS SOLUTION.
END/METOC-HFX
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page