WEATHER ADVISORY issued at 12pm Tuesday July 28th, 2020

WEATHER ADVISORY for DOMINICA issued at 12pm Tuesday July 28th, 2020




Issued at 12:00 pm. on Tuesday, July 28, 2020


The disturbance over the Central Tropical Atlantic has been upgraded to Potential Tropical Cyclone 9. The system has a high chance for development and could become a tropical storm before reaching the Leeward Islands on Wednesday. A tropical storm warning is likely to be issued for Dominica at 2pm, today.


Regardless of development, this weather system is expected to bring heavy rainfall, thunderstorms and gusty winds along with rough sea conditions across parts of the Lesser Antilles during today through to Friday.


Projected rainfall amounts during the period is for 2 to 4 inches (50 - 100mm) with higher amounts in elevated areas. Flash flooding and landslides are therefore possible. A Flash Flood Watch or Warning may be issued for Dominica as conditions warrant for later tonight into Wednesday.


Marine conditions are expected to deteriorate from tonight into Wednesday.  All sea users and people living near the coast are advised to be vigilant. Small-craft operators should secure vessels by this evening and remain in port. A Small Craft Warning and High Surf Advisory will be issued from this evening at 6pm to Thursday 30th at 6pm.


Expected Impacts:

-Flash flooding of rivers, ravines and streams and settlements and roads near to or along their banks

-Flooding of low-lying bridges

-Landslides and rock falls from overhanging cliffs

-Dangerous sea conditions for sea-bathers and mariners

-Coastal flooding in low-lying areas

-Loose objects become missiles in gusty winds


The public is advised to continue making necessary preparations to secure life and property and to keep informed on this system by listening to further updates provided by the Meteorological Service.