1. WEATHER IMPACTS ON DOMINICA
CMC52
WEATHER IMPACTS ON DOMINICA
2012
Fitzroy Pascal

2. dominica

3. Rainfall for melville hall

4. Rainfall for Canefield

5. Weather systems
TD 5 / TS ERNESTO (Aug)
TD 7 / TW (Aug)
TD 9 / TS ISAAC (Aug)
TS RAFAEL (Oct)

6. 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

8. Ernesto rains

9. Ernesto rains

10. 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

12. DCF AWS RWY 19 (August 12)

13. Rainfall Data for TD 7 Station Melville Hall 38.0 mm 0.0 mm Canefield
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
Canefield
102.0 mm
5.3 mm
0.4 mm

14. 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

18. Leslie

19. 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

20. Wind and Rainfall data (tdpd & tdcf)
Mellville Hall
Date
Gust
24 hr Rainfall (mm)
Thu11/Fri12
36kts/67kph
15.0
Fri12/Sat13
38kts/70kph
78.5
Sat13/Sun14
No Gust Recorded
23.3
Canefield
Date
Gust
24 hr Rainfall (mm)
Thu11/Fri12
22kts/41kph
33.6
Fri12/Sat13
21kts/39kph
26.2
Sat13/Sun14
24kts/44kph
43.8

21. 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