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CMC52 WEATHER IMPACTS ON DOMINICA 2012. Fitzroy Pascal. dominica. Rainfall for melville hall. Rainfall for Canefield. Weather systems. TD 5 / TS ERNESTO (Aug) TD 7 / TW (Aug) TD 9 / TS ISAAC (Aug) TS RAFAEL (Oct). ernesto. - PowerPoint PPT Presentation
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CMC52 WEATHER IMPACTS ON
DOMINICA 2012
Fitzroy Pascal
DOMINICA
RAINFALL FOR MELVILLE HALL
jan feb mar apr may jun jul aug sep oct0.0
50.0
100.0
150.0
200.0
250.0
300.0
350.0
400.0
450.0
500.0
MONTHLY RAINFALL AT MELVILLE HALL AIRPORT
2011 2012 30yr average
month
mill
imet
res
RAINFALL FOR CANEFIELD
jan feb mar apr may jun jul aug sep oct0.0
50.0100.0150.0200.0250.0300.0350.0400.0450.0
MONTHLY RAINFALL AT CANEFIELD AIRPORT
2011 2012 30yr average
month
mill
imet
res
WEATHER SYSTEMS
TD 5 / TS ERNESTO (Aug)TD 7 / TW (Aug)TD 9 / TS ISAAC (Aug)TS RAFAEL (Oct)
ERNESTO Aug 1 TD 5 was 850 miles east of Windward Islands; a TS Watch
was issued for Dominica
Aug 2 TS Warning issued at 5p.m. system now Ernesto and was expected to pass south of Dominica
At 11p.m. Ernesto was 240km SE of Dominica moving W near 22mph
Aug 3 at 8a.m. Ernesto was 140km S of Dominica moving W 24mph
At 11a.m. with Ernesto 140km SW of the island; the TS Warning was discontinued
ERNESTO RAINS
ERNESTO RAINS
TD #7
Aug 9 TD 7 forms 1155 miles east of Windward Islands
Aug 10 At 5p.m. TS Watch was issued for Dominica when the system was 630 miles ESE of the island moving west near 24mph
Aug 11 TD7 degenerated to a TW at 11a.m. and the TS Watch was discontinued for Dominica
DCF AWS RWY 19 (AUGUST 12)
RAINFALL DATA FOR TD 7
Station Sat 11 8p.m../Sun12 8a.m..
Sun12 8a.m./Sun 12 8p.m.
Sun12 8p.m./Mon13 8a.m.
Melville Hall 38.0 mm 0.0 mm 0.0 mm
Canefield 102.0 mm 5.3 mm 0.4 mm
ISAAC Aug 21 TD 9 formed east of the Lesser Antilles
A TS Warning was issued for Dominica
At 5p.m. the system was upgraded to TS Isaac and was 495 miles east of Dominica moving west at 17mph
Aug 22 at 5p.m. Isaac was 50 miles north of Dominica
Aug 23 at 8a.m. the TS Warning was discontinued by then Isaac was 225 miles west of Dominica
LESLIE
RAFAEL Oct 10 An Alert issued on an active TW 750 miles east of Windward
islands which was expected to move across Dominica Fri 12 to Sat 13
Oct 12 at 7a.m. a Special Weather Bulletin issued for Dominica for Strong TW & Assoc. Area of Low Pressure
At 2p.m. the Broad Area of Low Pressure was 100 miles west of Dominica
8p.m. the system was upgraded to TS Rafael. Portions of the Lesser Antilles was placed under watches and warnings
Dominica was not placed under a watch or warning
Oct 13 5a.m. Rafael was 170 miles west of Dominica moving NW near 9mph
WIND AND RAINFALL DATA (TDPD & TDCF)Date Gust 24 hr Rainfall
(mm)Thu11/Fri12 36kts/67kph 15.0Fri12/Sat13 38kts/70kph 78.5Sat13/Sun14 No Gust Recorded 23.3
Date Gust 24 hr Rainfall (mm)
Thu11/Fri12 22kts/41kph 33.6Fri12/Sat13 21kts/39kph 26.2Sat13/Sun14 24kts/44kph 43.8
Canefield
Mellville Hall
SUMMARY
Four systems had significant impact on the island of
Dominica
These were predominantly rainfall events
Rehabilitation was estimated to be in excess of EC $32 million