Lake Marion Conditions: Weather, Water & Fishing

Lake Marion Conditions: Weather, Water & Fishing | LakeRadar

24-Hour Hourly Weather & Wind Timeline

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Hour-by-hour forecast for Lake Marion, next 24 hours
Metric	9a	10a	11a	12p	1p	2p	3p	4p	5p	6p	7p	8p	9p	10p	11p	12a	1a	2a	3a	4a	5a	6a	7a	8a
Temp (°F)	69°	68°	69°	68°	68°	68°	70°	72°	73°	74°	75°	75°	74°	75°	75°	73°	73°	73°	73°	73°	73°	73°	72°	72°
Wind (kts)	4	5	5	5	6	6	6	6	5	5	5	5	5	6	6	7	8	9	11	13	14	14	16	16
Direction	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	NE	E	E	E	E	E	NE	NE	NE	NE	NE	NE
Gusts (kts)	7	8	9	10	11	12	13	13	13	14	14	14	14	15	15	15	15	16	16	18	18	18	19	19
Precip %	1%	1%	1%	0%	1%	1%	1%	1%	1%	1%	1%	1%	2%	3%	3%	9%	9%	10%	12%	18%	28%	43%	59%	74%

ForecastView official hourly forecast

Hour-by-hour forecast for Lake Marion, next 24 hours
Time	Temp	Wind	Gusts	Precip	Cloud	Condition
Fri, 5 AM EDT	69°F	5 mph NE (45°)	8 mph	1%	83%	Mostly Cloudy
Fri, 6 AM EDT	68°F	6 mph NE (45°)	9 mph	1%	85%	Mostly Cloudy
Fri, 7 AM EDT	69°F	6 mph NE (45°)	10 mph	1%	86%	Mostly Cloudy
Fri, 8 AM EDT	68°F	6 mph NE (45°)	12 mph	0%	81%	Mostly Cloudy
Fri, 9 AM EDT	68°F	7 mph NE (45°)	13 mph	1%	70%	Mostly Cloudy
Fri, 10 AM EDT	68°F	7 mph NE (45°)	14 mph	1%	78%	Mostly Cloudy
Fri, 11 AM EDT	70°F	7 mph NE (45°)	15 mph	1%	85%	Mostly Cloudy
Fri, 12 PM EDT	72°F	7 mph NE (45°)	15 mph	1%	84%	Mostly Cloudy
Fri, 1 PM EDT	73°F	6 mph NE (45°)	15 mph	1%	86%	Mostly Cloudy
Fri, 2 PM EDT	74°F	6 mph NE (45°)	16 mph	1%	82%	Mostly Cloudy
Fri, 3 PM EDT	75°F	6 mph NE (45°)	16 mph	1%	87%	Mostly Cloudy
Fri, 4 PM EDT	75°F	6 mph NE (45°)	16 mph	1%	86%	Mostly Cloudy
Fri, 5 PM EDT	74°F	6 mph NE (45°)	16 mph	2%	88%	Cloudy
Fri, 6 PM EDT	75°F	7 mph E (90°)	17 mph	3%	87%	Mostly Cloudy
Fri, 7 PM EDT	75°F	7 mph E (90°)	17 mph	3%	89%	Cloudy
Fri, 8 PM EDT	73°F	8 mph E (90°)	17 mph	9%	94%	Cloudy
Fri, 9 PM EDT	73°F	9 mph E (90°)	17 mph	9%	93%	Cloudy
Fri, 10 PM EDT	73°F	10 mph E (90°)	18 mph	10%	87%	Mostly Cloudy
Fri, 11 PM EDT	73°F	13 mph NE (45°)	18 mph	12%	93%	Cloudy
Sat, 12 AM EDT	73°F	15 mph NE (45°)	21 mph	18%	93%	Slight Chance Rain Showers
Sat, 1 AM EDT	73°F	16 mph NE (45°)	21 mph	28%	92%	Chance Rain Showers
Sat, 2 AM EDT	73°F	16 mph NE (45°)	21 mph	43%	92%	Chance Showers And Thunderstorms
Sat, 3 AM EDT	72°F	18 mph NE (45°)	22 mph	59%	83%	Showers And Thunderstorms Likely
Sat, 4 AM EDT	72°F	18 mph NE (45°)	22 mph	74%	89%	Showers And Thunderstorms Likely
Sat, 5 AM EDT	72°F	18 mph NE (45°)	25 mph	79%	89%	Showers And Thunderstorms

Official National Weather Service hourly forecast. Showing 10 of 25 hours. Wind arrows point the way the wind is blowing; the compass point and degrees show where it comes from.

7-Day Weather & Wind Forecast

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Seven-day forecast periods for Lake Marion from the official forecast source
Period	Overnight October 9, 2026	Friday October 9, 2026	Friday Night October 9, 2026	Saturday October 10, 2026	Saturday Night October 10, 2026	Sunday October 11, 2026	Sunday Night October 11, 2026	Columbus Day October 12, 2026	Monday Night October 12, 2026	Tuesday October 13, 2026	Tuesday Night October 13, 2026	Wednesday October 14, 2026	Wednesday Night October 14, 2026	Thursday October 15, 2026
Temp (°F)	68°	76°	70°	75°	73°	80°	68°	80°	67°	81°	68°	81°	67°	78°
Wind	NE 5 mph	NE 7 mph	NE 7 to 18 mph	E 12 to 20 mph	E 9 to 13 mph	S 9 mph	W 9 mph	W 5 to 8 mph	NW 3 mph	NW 0 to 3 mph	W 2 mph	N 2 mph	E 0 to 3 mph	E 3 mph
Gusts	8 mph	16 mph	25 mph	29 mph	25 mph	21 mph	21 mph	16 mph	13 mph	9 mph	7 mph	8 mph	7 mph	10 mph
Precip %	1%	2%	79%	85%	84%	84%	42%	4%	4%	0%	0%	0%	2%	2%
Forecast	Mostly Cloudy	Mostly Cloudy	Cloudy then Showers And Thunderstorms	Showers And Thunderstorms	Showers And Thunderstorms	Showers And Thunderstorms Likely	Chance Rain Showers then Partly Cloudy	Sunny	Mostly Clear	Sunny	Clear	Sunny	Mostly Clear	Sunny

Forecast periods from official National Weather Service grid. Detailed 7-Day & Hourly Forecast →

Fishing Conditions & Outlook

Solunar windows, water thermocline & species tactics

Score 68 · Fair

Fair for fishing (68/100), from 6 available inputs. Supporting this: Measured water temperature 75°F. Provisional data. Wind 5 mph from the northeast. The forecast mentions thunderstorms, which carries a risk penalty. Not available from a verified source for this lake: pressure trend. Confidence is moderate (73%) because some inputs are unavailable or older than ideal.

Prime Solunar Window

6:00 AM EDT – 12:00 PM EDT

Water Layer Temp

75°F

Surface Chop

11 mph

Barometer Trend

29.94 inHg

Verified Game Fish Species (6):

🐟Warmouth🐟Largemouth Bass🐟Chain Pickerel🐟Bluegill

View Full Fishing Forecast & Solunar Times →Fishing methodology →

Boating & Sailing Outlook

Surface chop, sustained knots, gusts & launch facilities

Boating 30Sailing 30

Motorized Boating

Launch Access

Very Poor / Avoid for boating (30/100), from 4 available inputs. Supporting this: Wind 5 mph from the northeast. Gusts to 8 mph. Working against it: Active moderate alert: Lake Wind Advisory. Lake Wind Advisory is in effect for this lake. Boating scores are capped at 30. The forecast mentions thunderstorms, which carries a risk penalty. Not available from a verified source for this lake: visibility and conditions, verified water access. Confidence is moderate (84%) because some inputs are unavailable or older than ideal.

Surface state: Moderate Chop (1–2 ft)

Boating Outlook & Ramps Directory →

Sailing & Wind Trim

10 kts (11 mph)

Very Poor / Avoid for sailing (30/100), from 4 available inputs. Supporting this: Gusts are within 3 mph of sustained wind, so the breeze is steady. 1% chance of precipitation. Working against it: Active moderate alert: Lake Wind Advisory. Lake Wind Advisory is in effect for this lake. Sailing scores are capped at 30. The forecast mentions thunderstorms, which carries a risk penalty. Not available from a verified source for this lake: visibility. Confidence is high (88%).

Kayaking, Paddling & Swimming

Paddle drag, thermal comfort & cold water immersion safety

Paddling 30Swimming 43

Paddlecraft Readiness

Light Drag

Very Poor / Avoid for kayaking (30/100), from 5 available inputs. Supporting this: Wind 5 mph from the northeast. Gusts to 8 mph. Working against it: Active moderate alert: Lake Wind Advisory. Lake Wind Advisory is in effect for this lake. Kayaking scores are capped at 30. The forecast mentions thunderstorms, which carries a risk penalty. Confidence is high (90%).

Immersion: Mild Water Temp

Paddlecraft Guidelines & Launch Points →

Swimming & Immersion

75°F Measured

Surface water measured at 75°F. Air and water contrast evaluate recreational immersion comfort.

Comfort band:

Lake Guide & Verified Facts

Visitor Essentials, Seasonal Guide & Hydrographic Profile

Lake Marion is an established freshwater reservoir in SC that supports a vibrant mix of fishing, motorized watercraft, and paddle sports. Seasonal temperature shifts and water fluctuations influence both fish behavior and boating navigation throughout the year. Plan your visit with current USGS water data and official agency guidelines.

Surface Area

110,000 acres (172 sq mi)

Max Depth

77 ft

Surface Elevation

75 ft MSL

Managing Authority

State & Local Authorities

Classification

Reservoir

State Jurisdiction

Visitor Essentials · Know Before You Go

Fishing Licensing (SCDNR)

Valid freshwater sport fishing license issued by South Carolina Department of Natural Resources (SCDNR) is required for anglers age 16+. Digital license on mobile is accepted.

Boating Biosecurity & Registration

Current motorized watercraft registration mandatory. Practice Clean, Drain & Dry protocols: drain all livewells and inspect props before launching. Life jackets required for all passengers.

Public Recreation & Access Pass

Public shoreline and boating access managed by State & Local Authorities. Verify seasonal gate hours, launch fees, and parking rules before travel.

Primary Water Recreation Profile

High-speed motorboating, pontoon cruising, wakeboarding, and water skiing across main channels. Target gamefish include Warmouth, Largemouth Bass, Chain Pickerel, Bluegill. Morning hours typically provide optimal glassy conditions for kayak and stand-up paddleboard (SUP) touring.

Seasonal Recreation & Climate Windows

Summer Peak (Jun–Aug)Peak Season

Warm water temperatures, peak swimming, active watersports, and open full-service campgrounds. Highest weekly attendance; plan early arrivals on summer weekends.

Spring & Fall ShoulderPrime Angling

Spring pre-spawn and fall feeding transitions create prime trophy angling conditions. Cooler air, lower boat traffic, and vibrant seasonal shoreline foliage.

Winter Season (Nov–Mar)Off-Season

Mild year-round outdoor climate. Uncrowded waters, active winter bass and crappie fishing, and open year-round boat launch access.

Get Directions (GPS) ↗Managing Authority Portal ↗

All geographical facts sourced from official agency recordsView sources →

Lake Marion Conditions

Lake Wind Advisory

Quick Conditions

LakeRadar Score

24-Hour Hourly Weather & Wind Timeline

7-Day Weather & Wind Forecast

Water Level (USGS)

Water Temperature (Surface)

Fishing Conditions & Outlook

Boating & Sailing Outlook

Kayaking, Paddling & Swimming

Interactive Map & Navigation Radar

Coordinates and access points

Public Access & Facilities

Boating & Water Regulations

Lake Guide & Verified Facts

Official alerts

Lake Wind Advisory

Quick Conditions

LakeRadar Score

24-Hour Hourly Weather & Wind Timeline

7-Day Weather & Wind Forecast

Water Level (USGS)

Water Temperature (Surface)

Fishing Conditions & Outlook

Boating & Sailing Outlook

Kayaking, Paddling & Swimming

Interactive Map & Navigation Radar

Coordinates and access points

Public Access & Facilities

Boating & Water Regulations

Lake Guide & Verified Facts

Related Lakes

Sources and methodology