Marine Weather and Tide Forecast for Siesta Key, FL

UPDATE
Issued at 725 PM EDT Sun Apr 12 2026

Existing forecast remains on track requiring no evening update adjustments. Stable, rain-free conditions continue across the area as high pressure remains in control. Patchy late night/early morning fog potential continues mainly across the Nature Coast, otherwise mostly clear skies overnight with lows in the 50s/60s.

.SHORT TERM (TDY-MON)...
Issued at 153 PM EDT Sun Apr 12 2026

Very few clouds decorating the skies with dry airmass and high pressure keeping control over the region. This benign weather pattern will allow temperatures to gradually warm up during today and Monday. Afternoon highs climb up into the mid to upper 80s, especially along the coast. Rain has left the forecast and will be absent for a while. Meanwhile, winds remain out of the east and breezy, but decreasing overnight. Lows tonight drop into the low to mid 60 with areas along the Nature Coast in the upper 50s.
Moisture should be high enough though to support night to morning low clouds and patchy fog in some areas during this time.

Similar conditions are anticipated on Monday with slightly warmer temperatures areawide.

.LONG TERM (TUE-SAT)...
Issued at 153 PM EDT Sun Apr 12 2026

The rest of the week, upper level ridge and surface high pressure continue to dominate keeping above normal temperatures and dry conditions in place over the state. Afternoon highs to reach the low to mid 90s. Easterly winds prevail and decrease towards the end of the forecast period. No rain is expected during this time.

AVIATION
(00Z TAFS)
Issued at 720 PM EDT Sun Apr 12 2026

Dry VFR through the period. Easterly flow prevails, but may shift NE-NNW Monday aftn-eve at coastal WCFL terminals in association with the sea breeze.

MARINE
Issued at 153 PM EDT Sun Apr 12 2026

Area of high pressure remains in control over the Gulf waters this week. Cautionary level winds are anticipated each day through midweek, especially during the evening and early overnight hours. Very warm and dry conditions will be in place during this time.

FIRE WEATHER
Issued at 153 PM EDT Sun Apr 12 2026

High pressure continue to dominate over the area through the period with breezy winds in place through midweek. Minimum humidity values will range between 30 to 40 percent as dry air prevails. At the same time, high dispersions are anticipated.
Temperatures gradually warm up through the period.

PRELIMINARY POINT TEMPS/POPS
TPA 64 87 66 87 / 0 0 0 0 FMY 62 88 65 88 / 0 0 0 0 GIF 61 85 63 87 / 0 0 0 0 SRQ 62 88 63 87 / 0 0 0 0 BKV 54 88 58 89 / 0 0 0 0 SPG 69 87 70 87 / 0 0 0 0

TBW WATCHES/WARNINGS/ADVISORIES
FL...None.
Gulf waters...None.