11.   Mariners should monitor the weather before leaving port.

12.   Meanwhile, residents in Puerto Rico and the U.S. Virgin Islands should monitor the weather in case the local situation deteriorates this weekend.

13.   Mariners should monitor the weather before leaving port or if they are on open water.

14.   Residents should therefore monitor the weather in case additional accumulations generate localized flooding.

15.   Residents over puerto rico should monitor the weather and exercise caution this afternoon on areas of heavy rainfall.

16.   Residents should be very vigilent and monitor the weather.

17.   Small craft across Puerto Rico should closely monitor the weather and be ready to take hurricane preparedness actions.

18.   Siazon quoted Tang as saying during the meeting that the structures were also being used to monitor the weather.

19.   The system, called Weather and Radar Processing, or WARP, frequently updates radar displays and satellite displays to help air-traffic controllers monitor the weather.