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Marine Weather and Tide Forecast for Hardeeville, SC


April 21, 2026 1:18 PM EDT (17:18 UTC)
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Sunrise 6:48 AM   Sunset 7:58 PM
Moonrise 8:59 AM   Moonset 12:00 AM 
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NOTE: Some of the data on this page has not been verified and should be used with that in mind. It may and occasionally will, be wrong. The tide reports are by xtide and are NOT FOR NAVIGATION.

Marine Forecasts
   
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NOTE: Zones updated 4/16/2026. Some zones changed. Use Edit if needed.
AMZ352 Waters From Edisto Beach Sc To Savannah Ga Out 20 Nm- 503 Am Edt Thu Apr 16 2026

Today - SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave detail: se 3 ft at 9 seconds.

Tonight - S winds 10 to 15 kt. Seas 3 ft. Wave detail: S 3 ft at 4 seconds and E 3 ft at 9 seconds.

Fri - SW winds 5 to 10 kt. Seas 3 ft. Wave detail: S 3 ft at 5 seconds and E 2 ft at 9 seconds.

Fri night - S winds 10 kt. Seas 3 ft. Wave detail: se 3 ft at 9 seconds and S 2 ft at 5 seconds.

Sat - SW winds 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave detail: se 3 ft at 8 seconds.

Sat night - S winds 10 to 15 kt. Seas 3 ft. Wave detail: S 3 ft at 5 seconds and se 3 ft at 8 seconds.

Sun - SW winds 15 to 20 kt. Seas 3 ft.

Sun night - N winds 20 to 25 kt with gusts to 30 kt. Seas 4 to 5 ft.

Mon - NE winds 20 to 25 kt with gusts to 30 kt. Seas 4 to 6 ft.

Mon night - E winds 15 to 20 kt. Seas 4 to 5 ft.
AMZ300 538 Am Edt Tue Apr 21 2026

Synopsis for the coastal waters of south coastal south carolina and north coastal georgia - High pressure will linger over the coastal waters through this week.

7 Day Forecast for Marine Location Near Hardeeville, SC
   
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Tide / Current for Purrysburg Landing, Savannah River, South Carolina
  
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Purrysburg Landing
Click for Map
Tue -- 12:10 AM EDT     Moonset
Tue -- 01:44 AM EDT     3.40 feet High Tide
Tue -- 06:48 AM EDT     Sunrise
Tue -- 09:49 AM EDT     -0.00 feet Low Tide
Tue -- 09:59 AM EDT     Moonrise
Tue -- 02:24 PM EDT     2.77 feet High Tide
Tue -- 07:58 PM EDT     Sunset
Tue -- 09:57 PM EDT     -0.06 feet Low Tide
Tide / Current data from XTide NOT FOR NAVIGATION
        
  Sorry, Purrysburg Landing, Savannah River, South Carolina does not exist in database. Press Edit above and select a valid nearby location.

Purrysburg Landing, Savannah River, South Carolina, Tide feet
12
am
2.5
1
am
3.3
2
am
3.4
3
am
3.3
4
am
3
5
am
2.5
6
am
1.9
7
am
1.2
8
am
0.6
9
am
0.1
10
am
0
11
am
0.6
12
pm
1.5
1
pm
2.4
2
pm
2.7
3
pm
2.7
4
pm
2.6
5
pm
2.2
6
pm
1.7
7
pm
1.1
8
pm
0.5
9
pm
0.1
10
pm
-0.1
11
pm
0.4

Tide / Current for Savannah River entrance (between jetties) (depth 11 ft), South Carolina Current
  
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Savannah River entrance (between jetties) (depth 11 ft)
Click for Map Flood direction 286 true
Ebb direction 110 true

Tue -- 12:08 AM EDT     Moonset
Tue -- 12:53 AM EDT     -0.00 knots Slack
Tue -- 04:03 AM EDT     -2.38 knots Max Ebb
Tue -- 06:47 AM EDT     Sunrise
Tue -- 07:10 AM EDT     0.00 knots Slack
Tue -- 09:34 AM EDT     1.87 knots Max Flood
Tue -- 09:59 AM EDT     Moonrise
Tue -- 01:12 PM EDT     -0.00 knots Slack
Tue -- 04:17 PM EDT     -2.08 knots Max Ebb
Tue -- 07:12 PM EDT     0.00 knots Slack
Tue -- 07:57 PM EDT     Sunset
Tue -- 10:00 PM EDT     2.53 knots Max Flood
Tide / Current data from XTide NOT FOR NAVIGATION
        
  Sorry, Savannah River entrance (between jetties) (depth 11 ft), South Carolina Current does not exist in database. Press Edit above and select a valid nearby location.

Savannah River entrance (between jetties) (depth 11 ft), South Carolina Current, knots
12
am
1
1
am
-0.1
2
am
-1.3
3
am
-2.1
4
am
-2.4
5
am
-2.2
6
am
-1.5
7
am
-0.2
8
am
1
9
am
1.8
10
am
1.8
11
am
1.4
12
pm
0.9
1
pm
0.2
2
pm
-0.8
3
pm
-1.7
4
pm
-2.1
5
pm
-2
6
pm
-1.4
7
pm
-0.3
8
pm
1.1
9
pm
2.2
10
pm
2.5
11
pm
2.3

Area Discussion for Charleston, SC
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NOTE: mouseover dotted underlined text for definition
FXUS62 KCHS 211131 AFDCHS

Area Forecast Discussion National Weather Service Charleston SC 731 AM EDT Tue Apr 21 2026

WHAT HAS CHANGED
All sections updated.

KEY MESSAGES
- 1) Rain-free conditions dominate this week as high pressure prevails.

DISCUSSION
KEY MESSAGE 1: Rain-free conditions dominate this week as high pressure prevails.

Quiet conditions will remain across the region under the influence of surface high pressure and ridging aloft. High temperatures today will be right around normal in the upper 70s to low 80s. As the surface high pressure shifts offshore later this week highs will warm to above normal, with mid to upper 80s in the forecast.

Unfortunately, no rainfall is in the forecast until late this weekend, and even that is uncertain. Dry conditions will lead to an enhanced fire danger through the week, with RH values dropping as low as 20% west of I-95. While RH values will be critical, the winds are expected to top out around 10 to 15 mph. Therefore, no fire weather headlines will be issued at this time. That being said, we encourage folks to exercise extreme caution if burning and heed any local burn bans as conditions remain very dry.

AVIATION /12Z TUESDAY THROUGH SATURDAY/
12Z TAFs: VFR. A weak backdoor cold front will slip across KCHS and KJZI around the onset of TAFs. Winds should remain light and variable ahead of the cold front, then veering from the northeast behind of the front. Northeast winds may not develop over KSAV until 16Z. Recent runs of the HRRR indicates that a weak sea breeze is timed to advance slowly inland late this afternoon and evening, turning steady winds from the east- southeast.

Extended Aviation Outlook: Dry high pressure keeps VFR conditions in place through the remainder of the week. A sea breeze is possible each afternoon and evening.

MARINE
High pressure centered over the western Atlantic will continue to ridge across the marine zones through the rest of the week. This pressure pattern should generally support winds between 10-15 kts and wave heights between 2-3 ft through Sat.

CHS WATCHES/WARNINGS/ADVISORIES
GA...None.
SC...None.
MARINE...None.


Weather Reporting Stations
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Stations Dist Age Wind AirWater WavesinHgDewPt
FPKG1 - 8670870 - Fort Pulaski, GA 22 mi49 minENE 8G11 70°F 70°F30.32
41033 38 mi71 minNNE 9.7G14 63°F 69°F30.3252°F
41067 38 mi49 min 69°F2 ft
ACXS1 - ACE Basin Reserve, SC 40 mi94 minN 2.9 71°F 30.3347°F
SAXG1 - Sapelo Island Reserve, GA 62 mi79 min0 77°F 30.3047°F


Wind History for Fort Pulaski, GA
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Airport Reports
   
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AirportDistAgeWind ktVisSkyWeatherAirDewPtRHinHg
KSAV SAVANNAH/HILTON HEAD INTL,GA 12 sm25 minNE 08G1510 smClear79°F39°F24%30.31
KHXD HILTON HEAD,SC 23 sm28 minE 0810 smClear70°F50°F49%30.33

Weather Map
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GEOS Local Image of Southeast  
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Charleston, SC,





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