Nearby Harbors
24.7717’ N, 80.9400’ W

Grassy Key, north side, Florida Bay, FL

84°
H -°
L 82°
S
1mph
High tide
1:56 am
Photo Credits

Grassy Key, north side, Florida Bay, FL Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Tue
Oct 6 		Partly Cloudy
Close Hourly 		-º / 82º 6% SSW 5 mph 77%
8pm Mostly Cloudy 84º 2% S 1 mph 75%
9pm Mostly Cloudy 84º 2% S 2 mph 75%
10pm Mostly Cloudy 84º 4% SSW 2 mph 76%
11pm Mostly Cloudy 83º 4% SSW 4 mph 77%
Wed
Oct 7 		Partly Cloudy
View Hourly 		86º / 81º 11% SW 9 mph 74%
12am Mostly Cloudy 83º 3% SSW 4 mph 77%
1am Mostly Cloudy 83º 2% SSW 4 mph 77%
2am Mostly Cloudy 83º 3% SSW 5 mph 77%
3am Mostly Cloudy 83º 6% SSW 5 mph 77%
4am Mostly Cloudy 83º 5% SSW 5 mph 77%
5am Partly Cloudy 83º 4% SSW 5 mph 78%
6am Mostly Cloudy 83º 7% SSW 5 mph 77%
7am Partly Cloudy 83º 4% SSW 5 mph 79%
8am Partly Cloudy 83º 5% SSW 5 mph 79%
9am Partly Cloudy 84º 5% SSW 6 mph 77%
10am Partly Cloudy 85º 5% SSW 7 mph 75%
11am Partly Cloudy 85º 5% SSW 7 mph 74%
12pm Partly Cloudy 86º 8% SW 8 mph 74%
1pm Mostly Cloudy 85º 5% SW 8 mph 73%
2pm Partly Cloudy 85º 6% SW 9 mph 73%
3pm Partly Cloudy 86º 6% SW 9 mph 72%
4pm Mostly Cloudy 85º 5% SW 8 mph 72%
5pm Partly Cloudy 86º 5% SW 8 mph 71%
6pm Mostly Cloudy 85º 12% WSW 7 mph 72%
7pm Showers 84º 36% WSW 5 mph 74%
8pm Showers 84º 35% WSW 4 mph 76%
9pm Cloudy 83º 14% W 3 mph 77%
10pm Cloudy 83º 23% W 3 mph 77%
11pm Mostly Cloudy 83º 19% W 3 mph 78%
Thu
Oct 8 		Partly Cloudy
View Hourly 		86º / 82º 24% S 9 mph 75%
12am Mostly Cloudy 83º 13% WSW 3 mph 80%
1am Mostly Cloudy 83º 16% WSW 2 mph 81%
2am Mostly Cloudy 82º 24% SW 3 mph 81%
3am Mostly Cloudy 82º 15% SW 6 mph 80%
4am Mostly Cloudy 82º 6% SW 4 mph 79%
5am Mostly Cloudy 82º 6% SW 5 mph 79%
6am Mostly Cloudy 83º 6% SW 4 mph 79%
7am Partly Cloudy 82º 11% SSW 5 mph 81%
8am Partly Cloudy 83º 9% SSW 5 mph 80%
9am Partly Cloudy 84º 4% S 6 mph 77%
10am Partly Cloudy 84º 7% S 6 mph 75%
11am Partly Cloudy 85º 15% S 7 mph 74%
12pm Mostly Cloudy 86º 20% S 8 mph 73%
1pm Mostly Cloudy 86º 24% S 8 mph 73%
2pm Mostly Cloudy 86º 20% S 9 mph 73%
3pm Partly Cloudy 85º 11% S 7 mph 73%
4pm Partly Cloudy 85º 8% S 8 mph 72%
5pm Partly Cloudy 85º 4% S 7 mph 72%
6pm Mostly Cloudy 85º 4% SSE 6 mph 73%
7pm Partly Cloudy 85º 4% SSE 5 mph 74%
Fri
Oct 9 		Partly Cloudy 86º / 82º 24% SE 13 mph 76%
Sat
Oct 10 		Scattered Thunderstorms 86º / 82º 51% SSE 15 mph 77%
Sun
Oct 11 		Partly Cloudy 87º / 82º 24% ESE 12 mph 77%
Mon
Oct 12 		Partly Cloudy 86º / 81º 12% E 9 mph 76%
Tue
Oct 13 		Partly Cloudy 86º / 80º 16% NE 8 mph 76%

Weather Radar for Grassy Key, north side, Florida Bay, FL See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Grassy Key, north side, Florida Bay, FL

Tonight
Low : 81ºF
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday
High : 86ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday Night
Low : 80ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Thursday
High : 86ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Thursday Night
Low : 81ºF
SE wind 5 to 10 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Friday
High : 86ºF
SE wind around 10 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Friday Night
Low : 81ºF
E wind around 15 kt. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Saturday
High : 86ºF
SE wind 15 to 20 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Saturday Night
Low : 82ºF
ESE wind around 15 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

NOAA Buoy Data Near Grassy Key, north side, Florida Bay, FL See Map

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    Wind Speed Forecast for Grassy Key, north side, Florida Bay, FL

    WednesdayThursday
    Wind Speed (MPH) 145588434588
    12am4am8am12pm4pm8pm12am4am8am12pm4pm8pm
    MPH 145588434588
    DIR SSSWSSWSSWSWSWWSWWSWSWSSWSS

    Current Weather Conditions In Grassy Key, north side, Florida Bay, FL

    As Of: 47 minutes ago

    • 84ºF
    • 92ºF
    • 1mph
    • 0º (S)
    • 1mph
    • Mostly Cloudy
    • 10mi
    • 29.85"
    • 75%
    • 0ºF

    The weather right now in Grassy Key, north side, Florida Bay, FL is Mostly Cloudy. The current temperature is 84°F, and the expected high and low for today, Tuesday, October 6, 2026, are -° high temperature and 82°F low temperature. The wind is currently blowing at 1 miles per hour, and coming from the South. The wind is gusting to 1 mph. With the wind and the atmosphere the temperature feels like 92° Fahrenheit. Expected precipitation is 2 percent, with current humidity at 75 percent, and air pressure at 29.85 in. Visibility is 10 nautical miles. There are no current weather alert(s).

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