St. Marks River (Entrance), FL Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Thu
Aug 20
Showers
Close Hourly
-º / 75º 63% WNW 8 mph 87%
9pm Partly Cloudy 82º 15% W 6 mph 80%
10pm Mostly Cloudy 81º 15% W 5 mph 81%
11pm Showers 80º 46% W 4 mph 85%
Fri
Aug 21
Partly Cloudy
View Hourly
88º / 75º 23% WSW 12 mph 76%
12am Showers 79º 63% W 4 mph 88%
1am Showers 78º 59% W 3 mph 88%
2am Partly Cloudy 79º 13% W 3 mph 89%
3am Partly Cloudy 78º 8% WNW 3 mph 91%
4am Partly Cloudy 78º 10% NW 2 mph 90%
5am Mostly Cloudy 77º 15% WNW 2 mph 90%
6am Mostly Cloudy 77º 11% WNW 1 mph 91%
7am Partly Cloudy 76º 8% NW 2 mph 92%
8am Mostly Cloudy 77º 21% NNW 2 mph 93%
9am Partly Cloudy 80º 8% WNW 2 mph 88%
10am Partly Cloudy 83º 10% W 4 mph 81%
11am Partly Cloudy 85º 11% WSW 5 mph 75%
12pm Partly Cloudy 86º 10% SSW 6 mph 73%
1pm Partly Cloudy 87º 14% SSW 8 mph 69%
2pm Partly Cloudy 87º 15% SSW 10 mph 68%
3pm Mostly Cloudy 87º 15% SSW 11 mph 68%
4pm Mostly Cloudy 87º 15% SSW 12 mph 69%
5pm Mostly Cloudy 87º 21% SSW 12 mph 68%
6pm Mostly Cloudy 85º 24% SSW 11 mph 71%
7pm Mostly Cloudy 84º 15% SSW 9 mph 73%
8pm Mostly Cloudy 82º 15% SW 8 mph 77%
9pm Partly Cloudy 81º 15% SW 7 mph 82%
10pm Partly Cloudy 80º 14% SW 6 mph 84%
11pm Partly Cloudy 80º 13% SW 4 mph 86%
Sat
Aug 22
Scattered Thunderstorms
View Hourly
88º / 74º 44% SW 11 mph 77%
12am Mostly Cloudy 79º 12% WSW 4 mph 85%
1am Mostly Cloudy 79º 16% SW 4 mph 87%
2am Partly Cloudy 78º 24% SW 3 mph 89%
3am Isolated Thunderstorms 78º 32% SW 4 mph 90%
4am Scattered Thunderstorms 77º 41% SW 4 mph 91%
5am Scattered Thunderstorms 77º 35% SW 5 mph 90%
6am Mostly Cloudy 77º 19% SW 4 mph 90%
7am Scattered Thunderstorms 76º 41% SW 4 mph 91%
8am Scattered Thunderstorms 76º 45% WSW 4 mph 93%
9am Scattered Thunderstorms 79º 38% WSW 5 mph 88%
10am Scattered Thunderstorms 81º 44% W 7 mph 83%
11am Cloudy 83º 24% W 8 mph 77%
12pm Mostly Cloudy 85º 16% WSW 7 mph 73%
1pm Mostly Cloudy 86º 24% SW 7 mph 69%
2pm Partly Cloudy 87º 24% SW 8 mph 68%
3pm Partly Cloudy 86º 24% SSW 10 mph 69%
4pm Scattered Thunderstorms 86º 40% SSW 10 mph 69%
5pm Mostly Cloudy 86º 22% SSW 11 mph 69%
6pm Scattered Thunderstorms 85º 40% SSW 11 mph 74%
7pm Scattered Thunderstorms 83º 50% SW 9 mph 77%
8pm Cloudy 82º 24% SW 8 mph 81%
Sun
Aug 23
Mostly Sunny 92º / 76º 24% W 11 mph 72%
Mon
Aug 24
Partly Cloudy 92º / 76º 18% SW 11 mph 70%
Tue
Aug 25
Partly Cloudy 89º / 76º 24% WSW 10 mph 72%
Wed
Aug 26
Scattered Thunderstorms 88º / 76º 42% SW 10 mph 73%
Thu
Aug 27
Scattered Thunderstorms 87º / 76º 50% SW 11 mph 76%

Weather Radar for St. Marks River (Entrance), FL See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for St. Marks River (Entrance), FL

Tonight
Low : 78ºF
SW wind 5 to 10 kt becoming WNW after midnight. Partly cloudy. Seas 1 ft or less.
Friday
High : 89ºF
Variable winds less than 5 kt becoming SSW 5 to 10 kt in the afternoon. A chance of showers and thunderstorms, mainly after 1pm. Seas 1 ft or less.
Friday Night
Low : 77ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.
Saturday
High : 88ºF
SSW wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Seas 1 ft or less.
Saturday Night
Low : 77ºF
SW wind 5 to 10 kt. A chance of showers and thunderstorms, mainly before 1am. Seas 1 ft or less.
Sunday
High : 90ºF
W wind 5 to 10 kt becoming S in the afternoon. A slight chance of showers and thunderstorms after 1pm. Seas 1 ft or less.
Sunday Night
Low : 77ºF
SSW wind 5 to 10 kt becoming WSW after midnight. Mostly clear. Seas 1 ft or less.
Monday
High : 91ºF
W wind 5 to 10 kt becoming S in the afternoon. A slight chance of showers and thunderstorms after 1pm. Seas 1 ft or less.
Monday Night
Low : 77ºF
Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 1am. Seas 1 ft or less.

NOAA Buoy Data Near St. Marks River (Entrance), FL See Map

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    Wind Speed Forecast for St. Marks River (Entrance), FL

    FridaySaturday
    Wind Speed (MPH) 63228127455711
    1am5am9am1pm5pm9pm1am5am9am1pm5pm9pm
    MPH 63228127455711
    DIR WWWNWWNWSSWSSWSWSWSWWSWSWSSW

    Current Weather Conditions In St. Marks River (Entrance), FL

    As Of: 53 seconds ago

    • 82ºF
    • 91ºF
    • 6mph
    • 0º (W)
    • 6mph
    • Partly Cloudy
    • 10mi
    • 29.97"
    • 80%
    • 0ºF

    The weather right now in St. Marks River (Entrance), FL is Partly Cloudy. The current temperature is 82°F, and the expected high and low for today, Thursday, August 20, 2026, are -° high temperature and 75°F low temperature. The wind is currently blowing at 6 miles per hour, and coming from the West. The wind is gusting to 6 mph. With the wind and the atmosphere the temperature feels like 91° Fahrenheit. Expected precipitation is 15 percent, with current humidity at 80 percent, and air pressure at 29.97 in. Visibility is 10 nautical miles. There are 2 current weather alert(s).

    Weather Alerts
    Special Marine Warning - 8:07pm Thu Aug 20 2026

    The National Weather Service in Tallahassee has issued a

    * Special Marine Warning for...
    Apalachee Bay or Coastal Waters From Keaton Beach to Ochlockonee
    River Fl out to 20 Nm...
    Coastal waters from Suwannee River to Keaton Beach out 20 NM...

    * Until 1000 PM EDT.

    * At 807 PM EDT, strong thunderstorms were located along a line
    extending from 39 nm east of St. Marks to 32 nm northeast of
    Buckeye Reef, moving west at 20 knots.

    HAZARD...Wind gusts 34 knots or greater.

    SOURCE...Radar indicated.

    IMPACT...Expect wind gusts in excess of 34 knots...suddenly higher
    waves...frequent lightning...and heavy downpours. Make
    sure all on board are wearing life jackets.

    * Strong thunderstorms will remain over mainly open waters.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Move to safe harbor until hazardous weather passes.

    &&

    HAIL...0.00IN;
    WIND...>34KTS

    Heat Advisory - 2:21pm Thu Aug 20 2026

    ...HEAT ADVISORY IN EFFECT FROM 11 AM EDT /10 AM CDT/ TO 8 PM EDT /7 PM CDT/ FRIDAY... ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING...

    WHAT: For the first Heat Advisory, heat index values up to 112.
    For the second Heat Advisory, heat index values up to 112 expected.

    WHERE: Portions of southeast Alabama, Big Bend and Panhandle
    Florida, and south central and southwest Georgia.

    WHEN: For the first Heat Advisory, until 8 PM EDT /7 PM CDT/ this
    evening. For the second Heat Advisory, from 11 AM EDT /10 AM CDT/
    to 8 PM EDT /7 PM CDT/ Friday.

    IMPACTS: Hot temperatures and high humidity may cause heat
    illnesses.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Drink plenty of fluids, stay in an air-conditioned room, stay out of
    the sun, and check up on relatives and neighbors.

    Take extra precautions when outside. Wear lightweight and loose
    fitting clothing. Try to limit strenuous activities to early morning
    or evening. Take action when you see symptoms of heat exhaustion and
    heat stroke.

    &&