Grassy Key Location

Grassy Key Tides & Fishing Times

Tides

Grassy Key tide chart key:

The tide chart above shows the times and heights of high tide and low tide for Grassy Key, as well as solunar period times (represented by fish icons). The red line highlights the current time and estimated height.
2 Fish - Minor Solunar = Minor Solunar / Heightened Fish Activity
4 Fish - Major Solunar = Major Solunar / Very Heightened Fish Activity
Day Tide Time Height
16 Mon ▼ Low -0.01 ft
17 Tue ▲ High 1.46 ft
17 Tue ▼ Low 0.38 ft
17 Tue ▲ High 1.87 ft
17 Tue ▼ Low 0.08 ft
18 Wed ▲ High 1.62 ft

Tuesday, June 17, 2025 12:35 PM: The tide is currently rising at Grassy Key with a current estimated height of 1.7 ft. The last tide was Low at 7:58 AM and the next tide is a High of 1.87 ft at 2:02 PM. The tidal range today is approximately 1.79 ft with a minimum tide of 0.08 ft and maximum tide of 1.87 ft.

Solunars & Sun/Moon Times

Waning Gibbous
Waning Gibbous 69%
Major Solunar
6:24 AM → 8:24 AM
6:44 PM → 8:44 PM
Minor Solunar
12:34 AM → 1:34 AM
12:20 PM → 1:20 PM
Moonrise
12:34 AM
Moonset
12:20 PM
Sunrise
6:35 AM
Sunset
8:15 PM

Buoy Weather

Air Temperature
83.8° F
Wind
12.1 knots SE (130°)
Wind Gust
14 knots
Atmospheric Pressure
30.09 in

Note: Observations are from a weather buoy 8.54 miles from the prediction site. Observations are not available at all prediction sites, and observation types vary between sites.

More details: Station lonf1 Buoy Weather

Next 7 Days

▲ Blue = High Tide ▼ Red = Low Tide
Day 1st Tide 2nd Tide 3rd Tide 4th Tide ☀ Sun Major Solunars Very heightened fish activity Minor Solunars Heightened fish activity
17 Tue Waning Gibbous 69%
▲ 1.46 ft
▼ 0.38 ft
▲ 1.87 ft
▼ 0.08 ft 		▲ 6:35 AM ▼ 8:15 PM 6:24 AM → 8:24 AM
6:44 PM → 8:44 PM 		12:34 AM → 1:34 AM
12:20 PM → 1:20 PM
18 Wed Last Quarter 50%
▲ 1.62 ft
▼ 0.31 ft
▲ 1.65 ft
▼ 0.17 ft 		▲ 6:35 AM ▼ 8:15 PM 7:10 AM → 9:10 AM
7:30 PM → 9:30 PM 		1:08 AM → 2:08 AM
1:19 PM → 2:19 PM
19 Thu Waning Crescent 48%
▲ 1.79 ft
▼ 0.18 ft
▲ 1.44 ft
▼ 0.25 ft 		▲ 6:35 AM ▼ 8:16 PM 7:57 AM → 9:57 AM
8:17 PM → 10:17 PM 		1:41 AM → 2:41 AM
2:19 PM → 3:19 PM
20 Fri Waning Crescent 37%
▲ 1.99 ft
▼ 0.02 ft
▲ 1.29 ft
▼ 0.3 ft 		▲ 6:35 AM ▼ 8:16 PM 8:45 AM → 10:45 AM
9:07 PM → 11:07 PM 		2:16 AM → 3:16 AM
3:21 PM → 4:21 PM
21 Sat Waning Crescent 26%
▲ 2.18 ft
▼ -0.14 ft
▲ 1.19 ft 		▲ 6:35 AM ▼ 8:16 PM 9:37 AM → 11:37 AM
10:02 PM → 12:02 AM 		2:54 AM → 3:54 AM
4:27 PM → 5:27 PM
22 Sun Waning Crescent 16%
▼ 0.32 ft
▲ 2.35 ft
▼ -0.28 ft
▲ 1.12 ft 		▲ 6:36 AM ▼ 8:16 PM 10:33 AM → 12:33 PM
11:01 PM → 1:01 AM 		3:38 AM → 4:38 AM
5:35 PM → 6:35 PM
23 Mon Waning Crescent 8%
▼ 0.32 ft
▲ 2.49 ft
▼ -0.38 ft
▲ 1.08 ft 		▲ 6:36 AM ▼ 8:16 PM 11:35 AM → 1:35 PM 4:28 AM → 5:28 AM
6:46 PM → 7:46 PM

Location & Map

Latitude
24° 45' 18" N (24.755)
Longitude
80° 57' 30" W (-80.9583)
State
Florida
County
Monroe County
Nearest ZIP
33050
Nearby
Tides 1.6 mi Grassy Key, north side, Florida Bay 2.7 mi Toms Harbor Channel, Hwy. 1 bridge 2.9 mi Duck Key, Hawk Channel 3.8 mi Toms Harbor Cut 4.0 mi Fat Deer Key, Florida Bay 4.5 mi Key Colony Beach 4.8 mi Vaca Key-Fat Deer Key bridge 5.3 mi Conch Key, eastern end 7.6 mi Long Key, western end 9.8 mi Vaca Key, Florida Bay 9.9 mi Boot Key Harbor bridge, Boot Key 10.0 mi Long Key Lake, Long Key 10.7 mi Long Key Bight, Long Key 11.0 mi Knight Key Channel, Knight Key, Florida Bay 11.6 mi Jewfish Hole, Long Key, Florida Bay Currents 6.7 mi Long Key Viaduct

Note: Tide predictions are an estimate and NOT FOR NAVIGATION.

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