Coastal Waters Forecast for Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM (GMZ850) (Text-Only)
NWS Forecast for: Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM (GMZ850)
Issued by: National Weather Service Tampa Bay, FL
Last Update: 406 AM EDT Thu Aug 13 2026


Today: West winds around 10 knots. Seas around 2 feet this morning, then 1 foot or less. Wave detail: west 1 foot at 3 seconds, becoming west 1 foot at 4 seconds. Bay and inland waters light chop. Isolated showers and thunderstorms late this morning and early afternoon.

Tonight: West winds 5 to 10 knots. Seas 1 foot or less. Wave detail: west 1 foot at 4 seconds. Bay and inland waters light chop.

Friday: West winds around 5 knots. Seas 1 foot or less. Wave detail: west 1 foot at 4 seconds. Bay and inland waters smooth. Isolated showers and thunderstorms in the afternoon.

Friday Night: West winds around 5 knots, becoming northeast around 5 knots after midnight. Seas 1 foot or less. Wave detail: west 1 foot at 4 seconds. Bay and inland waters smooth.

Saturday: Southeast winds around 5 knots, becoming west in the afternoon. Seas 1 foot or less. Wave detail: west 1 foot at 4 seconds. Bay and inland waters smooth. Isolated showers and thunderstorms in the afternoon.

Saturday Night: Northwest winds around 5 knots. Seas 1 foot or less. Wave detail: west 1 foot at 3 seconds. Bay and inland waters smooth.

Sunday: Southwest winds around 5 knots, becoming west in the afternoon. Seas 1 foot or less. Bay and inland waters light chop.

Sunday Night: West winds 5 to 10 knots. Seas 1 foot or less. Bay and inland waters light chop.

Monday: West winds 5 to 10 knots. Seas 1 foot or less. Bay and inland waters light chop.

winds and seas higher in and near thunderstorms.







Zone Forecast: Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM (GMZ850)

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