For Sanibel Island :
No gale warning.
For the night from Saturday to Sunday ESE force 1 in the early part of the night becoming force 2. Gusts reaching 11 knots in the middle of the night.
Smooth sea becoming smooth to slight in the middle of the night. Low, short swell from ESE. Excellent visibility becoming good in the middle of the night then good. Daytime of Sunday 20 july : The atmosphere will be very unstable in the early part of the day.
Storms in early morning, sun and storm clouds in the afternoon. Fairly heavy showers for a time. In the evening, storms developing.
Heavy showers. ESE force 2 in the morning becoming SE force 1 in the evening. Gusts reaching 10 knots. Smooth to slight sea becoming smooth in the evening. Low, short swell from SSW. Good visibility becoming excellent in the middle of the day.