Nearby Harbors
30.7200’ N, 81.5483’ W

St. Marys, St. Marys River, GA

75°
H -°
L 73°
NE
13mph
Low tide
12:55 am
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St. Marys, St. Marys River, GA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Tue
Oct 6 		Rain
Close Hourly 		-º / 73º 100% NE 12 mph 92%
8pm Rain 75º 90% NE 13 mph 90%
9pm Showers 74º 63% NE 12 mph 91%
10pm Showers 75º 49% NE 12 mph 91%
11pm Rain 74º 62% NE 11 mph 92%
Wed
Oct 7 		Rain
View Hourly 		79º / 74º 65% NE 16 mph 84%
12am Showers 74º 54% NE 11 mph 92%
1am Rain 75º 77% NE 10 mph 91%
2am Showers 75º 54% NE 10 mph 91%
3am Few Showers 75º 33% NE 9 mph 90%
4am Showers 75º 37% NE 9 mph 91%
5am Few Showers 75º 31% NE 9 mph 90%
6am Few Showers 75º 31% NE 9 mph 89%
7am Showers 74º 41% NE 10 mph 90%
8am Light Rain 74º 65% NE 9 mph 91%
9am Rain 75º 60% NNE 11 mph 90%
10am Rain 76º 64% NE 12 mph 89%
11am Showers 77º 58% NE 14 mph 87%
12pm Showers 78º 42% NE 15 mph 84%
1pm Cloudy 78º 24% NE 15 mph 83%
2pm Showers 79º 44% NE 16 mph 80%
3pm Few Showers 79º 33% NE 16 mph 79%
4pm Cloudy 79º 24% NE 15 mph 77%
5pm Cloudy 78º 20% NE 15 mph 79%
6pm Cloudy 77º 21% NE 14 mph 81%
7pm Cloudy 77º 22% NE 12 mph 82%
8pm Cloudy 76º 11% NE 11 mph 85%
9pm Cloudy 75º 15% NE 10 mph 87%
10pm Cloudy 75º 20% NE 9 mph 87%
11pm Cloudy 75º 12% NE 8 mph 87%
Thu
Oct 8 		Cloudy
View Hourly 		80º / 74º 18% NE 13 mph 79%
12am Cloudy 75º 13% NE 7 mph 87%
1am Cloudy 75º 13% NE 7 mph 87%
2am Cloudy 75º 10% NE 7 mph 87%
3am Cloudy 75º 10% NE 7 mph 86%
4am Cloudy 75º 10% NE 7 mph 86%
5am Cloudy 75º 10% NE 7 mph 86%
6am Cloudy 75º 10% NE 7 mph 86%
7am Cloudy 75º 8% NE 8 mph 86%
8am Cloudy 75º 13% NE 8 mph 87%
9am Cloudy 77º 11% NE 9 mph 83%
10am Cloudy 79º 7% NE 10 mph 79%
11am Cloudy 80º 6% NE 12 mph 77%
12pm Cloudy 80º 6% NE 13 mph 77%
1pm Cloudy 80º 15% NE 13 mph 77%
2pm Cloudy 80º 18% NE 13 mph 77%
3pm Cloudy 80º 15% NE 12 mph 76%
4pm Cloudy 79º 12% NE 12 mph 76%
5pm Cloudy 79º 13% NE 12 mph 76%
6pm Cloudy 78º 14% NE 11 mph 78%
7pm Cloudy 77º 20% NE 9 mph 81%
Fri
Oct 9 		Rain 80º / 75º 63% ENE 14 mph 84%
Sat
Oct 10 		Thunderstorms 82º / 72º 94% ESE 13 mph 86%
Sun
Oct 11 		Thunderstorms 84º / 67º 77% SSW 11 mph 78%
Mon
Oct 12 		Partly Cloudy 87º / 65º 24% W 9 mph 71%
Tue
Oct 13 		Mostly Sunny 85º / 66º 24% NNW 8 mph 73%

Weather Radar for St. Marys, St. Marys River, GA See Radar

See Radar Map

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for St. Marys, St. Marys River, GA

Tonight
Low : 72ºF
ENE wind 12 to 17 kt, with gusts as high as 26 kt. Showers and possibly a thunderstorm before 5am, then a chance of showers. Some of the storms could produce heavy rainfall. Seas 1 ft or less.
Wednesday
High : 80ºF
NE wind 13 to 18 kt, with gusts as high as 27 kt. Showers likely and possibly a thunderstorm before 2pm, then a chance of showers. Some of the storms could produce heavy rainfall. Seas 1 ft or less.
Wednesday Night
Low : 72ºF
NE wind 11 to 14 kt, with gusts as high as 21 kt. A slight chance of showers between 2am and 3am. Seas 1 ft or less.
Thursday
High : 80ºF
NE wind around 12 kt, with gusts as high as 18 kt. A chance of showers, with thunderstorms also possible after 2pm. Seas 1 ft or less.
Thursday Night
Low : 73ºF
NE wind around 8 kt. A slight chance of showers and thunderstorms, then a chance of showers after 8pm. Seas 1 ft or less.
Friday
High : 80ºF
ENE wind 11 to 15 kt, with gusts as high as 23 kt. A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft or less.
Friday Night
Low : 74ºF
E wind 15 to 17 kt, with gusts as high as 26 kt. Showers likely and possibly a thunderstorm. Seas 1 ft or less.
Saturday
High : 80ºF
E wind around 16 kt, with gusts as high as 24 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.
Saturday Night
Low : 74ºF
E wind 12 to 16 kt, with gusts as high as 24 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.

NOAA Buoy Data Near St. Marys, St. Marys River, GA See Map

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    Wind Speed Forecast for St. Marys, St. Marys River, GA

    WednesdayThursday
    Wind Speed (MPH) 1311991515117781312
    12am4am8am12pm4pm8pm12am4am8am12pm4pm8pm
    MPH 1311991515117781312
    DIR NENENENENENENENENENENENE

    Current Weather Conditions In St. Marys, St. Marys River, GA

    As Of: 39 minutes ago

    • 75ºF
    • 75ºF
    • 13mph
    • 0º (NE)
    • 23mph
    • Rain
    • 4mi
    • 29.91"
    • 90%
    • 0ºF

    The weather right now in St. Marys, St. Marys River, GA is Rain. The current temperature is 75°F, and the expected high and low for today, Tuesday, October 6, 2026, are -° high temperature and 73°F low temperature. The wind is currently blowing at 13 miles per hour, and coming from the Northeast. The wind is gusting to 23 mph. With the wind and the atmosphere the temperature feels like 75° Fahrenheit. Expected precipitation is 90 percent, with current humidity at 90 percent, and air pressure at 29.91 in. Visibility is 4 nautical miles. There are 5 current weather alert(s).

    Weather Alerts
    Flood Watch - 5:41pm Tue Oct 6 2026

    ...FLOOD WATCH NOW IN EFFECT THROUGH WEDNESDAY MORNING...

    WHAT: Flooding caused by excessive rainfall continues to be
    possible.

    WHERE: Portions of northeast Florida, including the following
    areas, Coastal Duval, Coastal Flagler, Coastal Nassau, Eastern
    Clay, Eastern Putnam, Inland Flagler, Inland Nassau, Northeast
    Coastal St. Johns, Northern Inland St. Johns, South Central Duval,
    Southeast Coastal St. Johns, Southern Inland St. Johns, Trout
    River, Western Duval and Western St. Johns and southeast Georgia,
    including the following areas, Coastal Camden and Inland Camden.

    WHEN: Through Wednesday morning.

    IMPACTS: Excessive runoff may result in flooding of rivers,
    creeks, streams, and other low-lying and flood-prone locations.
    Flooding may occur in poor drainage and urban areas.

    ADDITIONAL DETAILS: - Waves of moderate to heavy rainfall will continue to move onshore
    into the Atlantic Coastal areas of Northeast Florida and
    Southeast Georgia through Wednesday morning. Additional rainfall
    amounts of 2 to 4 inches are expected with locally higher amounts
    possible. The heavy rainfall may combine with higher than normal
    tidal levels and may worsen flood issues in some Atlantic Coastal
    and St. Johns River locations.
    - http://www.weather.gov/safety/flood

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    You should monitor later forecasts and be alert for possible Flood
    Warnings. Those living in areas prone to flooding should be prepared
    to take action should flooding develop.

    &&

    Rip Current Statement - 3:10pm Tue Oct 6 2026

    ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT THURSDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE WEDNESDAY NIGHT... ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT THURSDAY...

    WHAT: For the Coastal Flood Advisory, minor coastal flooding.
    For the High Rip Current Risk, dangerous rip currents. For the
    High Surf Advisory, large breaking waves of 6 to 7 feet.

    WHERE: Southeast Georgia and Northeast Florida Beaches.

    WHEN: For the Coastal Flood Advisory, until 5 AM EDT
    Thursday. For the High Rip Current Risk, through late
    Wednesday night. For the High Surf Advisory, until 5 AM EDT
    Thursday.

    IMPACTS: Flooding of lots, parks, and roads with only
    isolated road closures expected. Dangerous swimming and
    surfing conditions and localized beach erosion. Rip currents
    can sweep even the best swimmers away from shore into deeper
    water.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    If travel is required, allow extra time as some roads may be
    closed. Do not drive around barricades or through water of
    unknown depth. Take the necessary actions to protect flood-prone
    property.

    Inexperienced swimmers should remain out of the water due to
    dangerous surf conditions.

    Swim near a lifeguard. If caught in a rip current, relax and
    float. Don't swim against the current. If able, swim in a
    direction following the shoreline. If unable to escape, face the
    shore and call or wave for help.

    &&

    High Surf Advisory - 3:10pm Tue Oct 6 2026

    ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT THURSDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE WEDNESDAY NIGHT... ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT THURSDAY...

    WHAT: For the Coastal Flood Advisory, minor coastal flooding.
    For the High Rip Current Risk, dangerous rip currents. For the
    High Surf Advisory, large breaking waves of 6 to 7 feet.

    WHERE: Southeast Georgia and Northeast Florida Beaches.

    WHEN: For the Coastal Flood Advisory, until 5 AM EDT
    Thursday. For the High Rip Current Risk, through late
    Wednesday night. For the High Surf Advisory, until 5 AM EDT
    Thursday.

    IMPACTS: Flooding of lots, parks, and roads with only
    isolated road closures expected. Dangerous swimming and
    surfing conditions and localized beach erosion. Rip currents
    can sweep even the best swimmers away from shore into deeper
    water.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    If travel is required, allow extra time as some roads may be
    closed. Do not drive around barricades or through water of
    unknown depth. Take the necessary actions to protect flood-prone
    property.

    Inexperienced swimmers should remain out of the water due to
    dangerous surf conditions.

    Swim near a lifeguard. If caught in a rip current, relax and
    float. Don't swim against the current. If able, swim in a
    direction following the shoreline. If unable to escape, face the
    shore and call or wave for help.

    &&

    Coastal Flood Advisory - 3:10pm Tue Oct 6 2026

    ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT THURSDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE WEDNESDAY NIGHT... ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT THURSDAY...

    WHAT: For the Coastal Flood Advisory, minor coastal flooding.
    For the High Rip Current Risk, dangerous rip currents. For the
    High Surf Advisory, large breaking waves of 6 to 7 feet.

    WHERE: Southeast Georgia and Northeast Florida Beaches.

    WHEN: For the Coastal Flood Advisory, until 5 AM EDT
    Thursday. For the High Rip Current Risk, through late
    Wednesday night. For the High Surf Advisory, until 5 AM EDT
    Thursday.

    IMPACTS: Flooding of lots, parks, and roads with only
    isolated road closures expected. Dangerous swimming and
    surfing conditions and localized beach erosion. Rip currents
    can sweep even the best swimmers away from shore into deeper
    water.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    If travel is required, allow extra time as some roads may be
    closed. Do not drive around barricades or through water of
    unknown depth. Take the necessary actions to protect flood-prone
    property.

    Inexperienced swimmers should remain out of the water due to
    dangerous surf conditions.

    Swim near a lifeguard. If caught in a rip current, relax and
    float. Don't swim against the current. If able, swim in a
    direction following the shoreline. If unable to escape, face the
    shore and call or wave for help.

    &&

    Small Craft Advisory - 3:09pm Tue Oct 6 2026

    ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT THURSDAY...

    WHAT: Northeast winds 20 to 25 kt with gusts up to 35 kt and
    seas 6 to 9 ft.

    WHERE: All Southeast Georgia coastal waters from Altamaha
    Sound GA to Fernandina Beach FL out to 60 NM and Coastal
    waters from Fernandina Beach FL to St Augustine FL out to 60
    NM.

    WHEN: Until 5 AM EDT Thursday.

    IMPACTS: Conditions will be hazardous to small craft.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Inexperienced mariners, especially those operating smaller
    vessels, should avoid navigating in hazardous conditions.

    &&

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