St. Marks, St. Marks River, FL Weather Forecast and Current Conditions

Day	Sky	High / Low	Precip	Wind	Humidity
Wed Sep 2	Partly Cloudy Close Hourly	95º / 75º	15%	NE 8 mph	57%
11am	Mostly Sunny	87º	1%	NE 7 mph	68%
12pm	Partly Cloudy	89º	1%	NE 7 mph	62%
1pm	Partly Cloudy	91º	1%	NE 7 mph	56%
2pm	Mostly Cloudy	91º	15%	NE 7 mph	53%
3pm	Mostly Cloudy	92º	15%	ENE 7 mph	50%
4pm	Mostly Cloudy	93º	15%	ENE 7 mph	49%
5pm	Mostly Cloudy	93º	15%	ENE 7 mph	50%
6pm	Mostly Cloudy	90º	15%	ENE 8 mph	55%
7pm	Partly Cloudy	88º	2%	ENE 6 mph	60%
8pm	Partly Cloudy	85º	3%	ENE 5 mph	67%
9pm	Mostly Cloudy	84º	5%	E 5 mph	73%
10pm	Mostly Cloudy	82º	12%	E 3 mph	78%
11pm	Partly Cloudy	81º	11%	E 3 mph	81%
Thu Sep 3	PM Thunderstorms View Hourly	90º / 75º	61%	ENE 8 mph	77%
12am	Partly Cloudy	80º	10%	E 3 mph	84%
1am	Partly Cloudy	79º	10%	E 3 mph	87%
2am	Partly Cloudy	78º	8%	ENE 3 mph	89%
3am	Partly Cloudy	78º	8%	ENE 3 mph	90%
4am	Partly Cloudy	77º	9%	ENE 3 mph	92%
5am	Partly Cloudy	77º	9%	ENE 4 mph	93%
6am	Partly Cloudy	76º	9%	NE 4 mph	94%
7am	Partly Cloudy	76º	10%	NE 4 mph	95%
8am	Cloudy	77º	8%	NE 5 mph	94%
9am	Mostly Cloudy	79º	7%	NE 6 mph	89%
10am	Partly Cloudy	82º	9%	NE 8 mph	81%
11am	Partly Cloudy	85º	9%	ENE 8 mph	74%
12pm	Mostly Cloudy	86º	11%	ENE 8 mph	69%
1pm	Mostly Cloudy	87º	18%	ENE 7 mph	67%
2pm	Cloudy	88º	24%	E 6 mph	65%
3pm	Scattered Thunderstorms	87º	50%	ESE 7 mph	67%
4pm	Thunderstorms	86º	61%	E 7 mph	69%
5pm	Showers	85º	48%	E 6 mph	74%
6pm	Scattered Thunderstorms	84º	51%	E 7 mph	77%
7pm	Scattered Thunderstorms	82º	38%	ENE 6 mph	80%
8pm	Thunderstorms	80º	74%	ENE 4 mph	86%
9pm	Scattered Thunderstorms	79º	49%	E 4 mph	90%
10pm	Cloudy	78º	20%	ENE 4 mph	91%
11pm	Showers	78º	39%	E 4 mph	93%
Fri Sep 4	Thunderstorms View Hourly	87º / 75º	73%	SE 8 mph	81%
12am	Isolated Thunderstorms	77º	34%	E 4 mph	94%
1am	Mostly Cloudy	77º	24%	E 4 mph	94%
2am	Mostly Cloudy	77º	24%	E 4 mph	94%
3am	Mostly Cloudy	77º	24%	E 4 mph	94%
4am	Scattered Thunderstorms	77º	36%	E 4 mph	95%
5am	Scattered Thunderstorms	77º	39%	E 4 mph	95%
6am	Isolated Thunderstorms	76º	31%	E 4 mph	95%
7am	Isolated Thunderstorms	76º	34%	E 4 mph	95%
8am	Few Showers	77º	33%	E 4 mph	96%
9am	Showers	79º	46%	E 5 mph	91%
10am	Scattered Thunderstorms	81º	49%	E 6 mph	87%
Sat Sep 5	Scattered Thunderstorms	89º / 75º	58%	SSW 8 mph	76%
Sun Sep 6	Thunderstorms	90º / 73º	71%	W 7 mph	75%
Mon Sep 7	Thunderstorms	87º / 73º	65%	E 7 mph	78%
Tue Sep 8	Scattered Thunderstorms	87º / 73º	48%	E 7 mph	77%
Wed Sep 9	PM Thunderstorms	89º / 74º	44%	E 7 mph	75%

Buoy Data
For St. Marks, St. Marks River, FL
Wind Forecast
In St. Marks, St. Marks River, FL
Radar
In St. Marks, St. Marks River, FL
Marine Forecast
In St. Marks, St. Marks River, FL

NOAA Weather Marine Forecast for St. Marks, St. Marks River, FL

Today

High : 90ºF
Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 2pm. Seas 1 ft or less.

Tonight

Low : 77ºF
Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

Thursday

High : 86ºF
ENE wind 5 to 10 kt becoming SE in the afternoon. Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 5pm. Seas 1 ft or less.

Thursday Night

Low : 77ºF
Variable winds 5 kt or less. Showers and possibly a thunderstorm. Seas 1 ft or less.

Friday

High : 86ºF
Variable winds 5 kt or less. Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Seas 1 ft or less.

Friday Night

Low : 77ºF
Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 1am. Seas 1 ft or less.

Saturday

High : 87ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.

Saturday Night

Low : 76ºF
Variable winds 5 kt or less. A slight chance of showers and thunderstorms. Seas 1 ft or less.

Sunday

High : 89ºF
NW wind 5 to 10 kt becoming SSW in the afternoon. Showers and thunderstorms likely, mainly after 1pm. Seas 1 ft or less.

Current Weather Conditions In St. Marks, St. Marks River, FL

As Of: 8 minutes ago

Temperature: 87ºF
Feels Like: 98ºF

Wind Speed: 7mph
Direction: 0º (NE)
Gusts: 7mph

Cloud Cover: Mostly Sunny
Visibility: 10mi

Pressure: 30.06"
Humidity: 68%
Dew Point: 0ºF

The weather right now in St. Marks, St. Marks River, FL is Mostly Sunny. The current temperature is 87°F, and the expected high and low for today, Wednesday, September 2, 2026, are 95° high temperature and 75°F low temperature. The wind is currently blowing at 7 miles per hour, and coming from the Northeast. The wind is gusting to 7 mph. With the wind and the atmosphere the temperature feels like 98° Fahrenheit. Expected precipitation is 1 percent, with current humidity at 68 percent, and air pressure at 30.06 in. Visibility is 10 nautical miles. There are no current weather alert(s).