137
FXCN01 CWHF 100738
KEY FORECAST POINTS:
-15 TO 20 MM OF RAIN EXPECTED TODAY.
-RISK OF THUNDERSTORMS LATE THIS MORNING UNTIL EARLY THIS EVENING.
-EXTENSIVE FOG AND MIST TO GIVE LOW CEILINGS AND VISIBILITIES TODAY
AND THIS EVENING.
-NIL SIGNIFICANT WEATHER UNDER HIGH PRESSURE FOR LONG-RANGE PERIOD.
SHORT-RANGE DISCUSSION FOR OPS AREA ALPHA AND THE ECHOES, CFB HALIFAX
PROPERTIES AND 12 WING SHEARWATER
PERIOD OF COVERAGE: 0600Z 10 MAY TO 0300Z 12 MAY.
MODEL DISCUSSION: CONSULTED CHIEFLY HRDPS/RDPS.
CONFIDENCE: MEDIUM TO HIGH.
COMMENTS/IMPACTS: A LOW-PRESSURE SYSTEM WILL MOVE NORTHEASTWARD
THROUGH THE MARITIMES TODAY AND GIVE OVERCAST CONDITIONS WITH
PERIODS OF DRIZZLE, SHOWERS, RISK OF THUNDERSTORMS (MAINLY THIS
AFTERNOON), AND EXTENSIVE FOG AND MIST. 15 TO 20 MM OF RAIN IS
EXPECTED FOR HALIFAX BY EARLY THIS EVENING, WITH LOCALLY HIGHER
AMOUNTS POSSIBLE DUE TO THE RISK OF THUNDERSTORMS. CUMULONIMBUS
CLOUD TOPS WOULD LIKELY BE AROUND 33,000 FEET. AS THE SYSTEM MOVES
THROUGH THE REGION, MODERATE TO STRONG EASTERLY WINDS WILL VEER TO
MODERATE TO STRONG SOUTHWESTERLIES LATE THIS AFTERNOON THEN TO
MODERATE TO STRONG NORTHWESTERLIES OVERNIGHT TONIGHT. SHOWERS WILL
TAPER TO PERIODS OF DRIZZLE THIS EVENING THEN END OVERNIGHT AS
A RIDGE OF HIGH PRESSURE BEGINS PUSHING INTO THE MARITIMES FROM THE
WEST. MODERATE TO STRONG NORTHWEST WINDS ARE EXPECTED TO CONTINUE
ON SUNDAY AS THE RIDGE CONTINUES MOVING IN AND THE LOCAL PRESSURE
GRADIENT REMAINS GENERALLY SHARP. STRATOCUMULUS CLOUD SHOULD BREAK
UP AND MOVE OFF TO THE EAST LATER IN THE DAY ON SUNDAY.
LONG-RANGE DISCUSSION FOR OPS AREA ALPHA AND THE ECHOES, CFB HALIFAX
PROPERTIES AND 12 WING SHEARWATER
PERIOD OF COVERAGE: 0300Z 12 MAY TO 0300Z 15 MAY.
MODEL DISCUSSION: CONSULTED CHIEFLY RDPS/GDPS/GFS.
CONFIDENCE: HIGH.
COMMENTS/IMPACTS: NIL SIGNIFICANT WEATHER EXPECTED FOR THE
LONG-RANGE PERIOD AS THE REGION REMAINS UNDER THE INFLUENCE OF HIGH
PRESSURE. MAINLY SUNNY OR A MIX OF SUN AND CLOUD (MOSTLY MID AND
HIGH CLOUD) AND MOSTLY MODERATE WINDS ARE EXPECTED.
END/METOC-HFX
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page