372
FXCN01 CWHF 102051
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 2130Z ON
WEDNESDAY 10 DEC
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KEY FORECAST POINTS:
- STRONG SOUTHERLIES DEVELOPING OVERNIGHT
- OCCASIONAL SHOWERS AND WARMING TREND TONIGHT AND THURSDAY
- RETURN TO COLD AND WINDY ON FRIDAY
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SHORT RANGE DISCUSSION FOR 1800Z 10 DEC TO 0400Z 12 DEC.
MODEL DISCUSSION: USED RDPS
CONFIDENCE: HIGH
COMMENTS/IMPACTS: A LOW PRESSURE SYSTEM WILL BRING STRONG
SOUTHERLIES AND SHOWERS TONIGHT. WARM TEMPERATURES CONTINUE ON
THURSDAY BEFORE FALLING IN THE EVENING WITH A CHANCE OF FLURRIES.
LONG RANGE DISCUSSION FOR 0400Z 12 DEC TO 0400Z 15 DEC.
MODEL DISCUSSION: USED GDPS
CONFIDENCE: MEDIUM TO HIGH
COMMENTS/IMPACTS: STRONG AND GUSTY WESTERLIES ARE EXPECTED IN THE
WAKE OF THE LOW ON FRIDAY GIVING MAINLY CLOUDY SKIES AND A CHANCE
OF FLURRIES. WINDS DIMINISH TO A LIGHT TO MODERATE WESTERLY ON
SATURDAY WITH MAINLY CLOUDY SKIES CONTINUING. ON SUNDAY ANOTHER LOW
PRESSURE SYSTEM APPROACHES GIVING INCREASING SOUTHERLIES AND SNOW
CHANGING TO RAIN. THERE IS SOME UNCERTAINTY WITH THIS SYSTEMS TRACK
SO TIMING OF WIND AND PRECIPITATION CHANGES REMAIN VAGUE.
END/METOC-HFX
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