Nearby Harbors
24.7117’ N, 81.1050’ W

Vaca Key, Florida Bay, FL

81°
H 85°
L 81°
SSW
9mph
High tide
8:50 am
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Vaca Key, Florida Bay, FL Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Sep 21 		Thunderstorms
Close Hourly 		85º / 81º 69% SSW 10 mph 75%
6am Thunderstorms 81º 76% SSW 9 mph 77%
7am Partly Cloudy 81º 17% SSW 7 mph 79%
8am Partly Cloudy 82º 13% SSW 8 mph 79%
9am Mostly Cloudy 83º 13% SSW 9 mph 75%
10am Mostly Cloudy 84º 12% SSW 9 mph 74%
11am Mostly Cloudy 84º 10% SSW 9 mph 72%
12pm Mostly Cloudy 84º 13% SSW 9 mph 72%
1pm Mostly Cloudy 84º 24% SSW 10 mph 73%
2pm Cloudy 85º 24% SSW 10 mph 73%
3pm Showers 85º 48% SSW 9 mph 74%
4pm Showers 84º 43% SSW 9 mph 73%
5pm Mostly Cloudy 84º 24% SSW 7 mph 73%
6pm Mostly Cloudy 84º 17% S 7 mph 74%
7pm Mostly Cloudy 83º 16% S 6 mph 75%
8pm Mostly Cloudy 83º 14% S 6 mph 77%
9pm Mostly Cloudy 82º 9% S 6 mph 77%
10pm Mostly Cloudy 82º 12% S 7 mph 77%
11pm Mostly Cloudy 82º 18% SSE 8 mph 78%
Tue
Sep 22 		Cloudy
View Hourly 		86º / 81º 24% SSW 10 mph 76%
12am Mostly Cloudy 82º 24% SSE 9 mph 80%
1am Showers 82º 35% S 11 mph 80%
2am Mostly Cloudy 82º 24% S 11 mph 82%
3am Mostly Cloudy 82º 24% S 10 mph 81%
4am Mostly Cloudy 82º 24% S 10 mph 82%
5am Scattered Thunderstorms 82º 37% S 9 mph 82%
6am Isolated Thunderstorms 82º 31% SSW 9 mph 81%
7am Cloudy 82º 24% SSW 9 mph 82%
8am Mostly Cloudy 82º 21% SSW 7 mph 81%
9am Few Showers 83º 31% SSW 8 mph 78%
10am Cloudy 84º 14% SSW 8 mph 76%
11am Cloudy 85º 13% SSW 9 mph 75%
12pm Cloudy 85º 22% SSW 9 mph 75%
1pm Mostly Cloudy 85º 24% SSW 9 mph 74%
2pm Cloudy 85º 15% SSW 9 mph 74%
3pm Cloudy 85º 15% SSW 9 mph 74%
4pm Cloudy 85º 15% SSW 8 mph 72%
5pm Cloudy 85º 15% SSW 7 mph 73%
6pm Mostly Cloudy 84º 20% SSW 7 mph 75%
7pm Cloudy 83º 16% SSW 6 mph 77%
8pm Cloudy 83º 17% SSW 5 mph 80%
9pm Mostly Cloudy 82º 21% SSW 6 mph 83%
10pm Mostly Cloudy 82º 18% S 6 mph 83%
11pm Cloudy 82º 14% S 7 mph 83%
Wed
Sep 23 		Showers
View Hourly 		85º / 81º 50% SSW 7 mph 77%
12am Cloudy 82º 15% S 8 mph 83%
1am Cloudy 82º 24% S 8 mph 84%
2am Mostly Cloudy 82º 24% S 10 mph 84%
3am Cloudy 82º 17% SSW 8 mph 83%
4am Cloudy 82º 24% SSW 7 mph 82%
5am Mostly Cloudy 82º 24% SSW 6 mph 82%
Thu
Sep 24 		Showers 86º / 81º 50% SW 5 mph 75%
Fri
Sep 25 		AM Showers 86º / 80º 33% NNE 6 mph 75%
Sat
Sep 26 		Showers 86º / 80º 39% NE 8 mph 74%
Sun
Sep 27 		Showers 85º / 79º 55% ENE 6 mph 73%
Mon
Sep 28 		Showers 84º / 80º 51% E 6 mph 73%

Weather Radar for Vaca Key, Florida Bay, FL See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Vaca Key, Florida Bay, FL

Monday
High : 87ºF
SSW wind 5 to 10 kt. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Monday Night
Low : 81ºF
SE wind 10 to 15 kt. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Tuesday
High : 88ºF
S wind 5 to 10 kt. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Tuesday Night
Low : 80ºF
S wind 5 to 10 kt. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Wednesday
High : 87ºF
S wind 5 to 10 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.
Wednesday Night
Low : 80ºF
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Thursday
High : 87ºF
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Thursday Night
Low : 81ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Friday
High : 88ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.

NOAA Buoy Data Near Vaca Key, Florida Bay, FL See Map

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    Wind Speed Forecast for Vaca Key, Florida Bay, FL

    MondayTuesdayWednesday
    Wind Speed (MPH) 991077119897610
    10am2pm6pm10pm2am6am10am2pm6pm10pm2am6am
    MPH 991077119897610
    DIR SSWSSWSSWSSSSSWSSWSSWSSWSS

    Current Weather Conditions In Vaca Key, Florida Bay, FL

    As Of: 44 minutes ago

    • 81ºF
    • 87ºF
    • 9mph
    • 0º (SSW)
    • 9mph
    • Thunderstorms
    • 6mi
    • 29.87"
    • 77%
    • 0ºF

    The weather right now in Vaca Key, Florida Bay, FL is Thunderstorms. The current temperature is 81°F, and the expected high and low for today, Monday, September 21, 2026, are 85° high temperature and 81°F low temperature. The wind is currently blowing at 9 miles per hour, and coming from the South Southwest. The wind is gusting to 9 mph. With the wind and the atmosphere the temperature feels like 87° Fahrenheit. Expected precipitation is 76 percent, with current humidity at 77 percent, and air pressure at 29.87 in. Visibility is 6 nautical miles. There are no current weather alert(s).

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