11.   Daytime heating will spark thunderstorm activities especially over the interior and the west coast of Puerto Rico.

12.   Intense shower and thunderstorm activity will produce locally hazardous marine conditions.

13.   Local residents and visitors are advised to be alert for intense thunderstorm activity this afternoon.

14.   Light southeasterly winds across the northeast Caribbean today will once again focus the heaviest shower and thunderstorm activity across the northwest quarter of Puerto Rico.

15.   Local effects will enhance further shower and thunderstorm activity across the north and northwest portions of Puerto Rico this afternoon.

16.   Mariners, particularly those across the local Caribbean waters, should remain alert for intense thunderstorm activity and hazardous marine conditions associated with the tropical wave.

17.   Mild changes in the upper atmospheric pattern may bring about some thunderstorm activity across Puerto Rico during the next few days.

18.   Scientists were observing a region of thunderstorm activity in western Kansas from a ground observation point in Nebraska when the mystery ball appeared.

19.   Showers and thunderstorm activity through our area.

20.   The middle and upper atmosphere are fairly stable locally Saturday morning and is expected to inhibit strong thunderstorm activity across the islands through this afternoon.