Lake Hartwell

Lake Hartwell

Hartwell, Hart County, GA
88mi²
202.00ft
Directions
Lake Information

Lake Hartwell is a reservoir located in the foothills of the Blue Ridge Mountains, covering parts of Georgia and South Carolina. With a surface area of 56,000 acres and over 962 miles of shoreline, it is one of the largest and most popular recreation lakes in the southeast United States. The lake was created by the Hartwell Dam, which was built in the 1950s to control flooding and generate hydroelectric power. Lake Hartwell is a popular destination for boating, fishing, swimming, and other water sports. The lake has a reputation for its excellent fishing, with abundant populations of largemouth bass, striped bass, crappie, and catfish. The lake's clear waters make it a great place for snorkeling, diving, and other underwater activities. In addition to water sports, Lake Hartwell offers a variety of recreational opportunities on its shores. The lake has over 45 parks and campgrounds, many of which offer hiking trails, picnic areas, and scenic overlooks. The Hartwell Dam and Visitor Center provide educational exhibits on the history of the lake, the surrounding area, and the importance of water conservation. Lake Hartwell also serves as an important resource for drinking water, irrigation, and industry in the surrounding area. The lake is managed by the US Army Corps of Engineers, who work to maintain the lake's water levels, quality, and recreational opportunities. Overall, Lake Hartwell is a treasured resource for both Georgia and South Carolina, providing a wealth of recreational opportunities, natural beauty, and economic benefits to the region.

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Current Conditions

73°F°
Feels like 73°F°
Cloudy
Today's High
68°F°
Today's Low
56°F°

Water Temperature

70°F
Updated: (May 5)
Sign in to contribute temps.

Current water temperature for Lake Hartwell is 70°F.

Current Snapshot

Wind3 mph WSW (Gust 9 mph)
Pressure
30.02 inHg
Visibility27 mi
Humidity49%
Cloud Cover100%

Forecast: Wednesday, May 7

Day 1 of 9

Hourly Insights

7 AM
57°F°
6%
10 AM
63°F°
54%
1 PM
68°F°
14%
4 PM
67°F°
14%
7 PM
66°F°

Temperature

High
68°F°
Low
56°F°

Precipitation

Chance67%
Amount0.06"
Typerain

Wind

3mph
Avg Speed
Gusts up to
9mph
CalmModerateStrong
Max Speed4 mph

Sun, Moon & UV

Sunrise10:35 AM
Sunset12:21 AM
Moon PhasewaxingGibbous
Max UV Index5 (Moderate)

Solunar Fishing Forecast

Action Rating
2/5

Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

4:00 AM - 4:00 AM

2:26 PM - 4:56 PM

Minor Times (Good)

7:32 PM - 9:02 PM

7:32 AM - 9:02 AM

Outlook for Wednesday at Lake Hartwell

Expect temperatures ranging from 56°F to 68°F. There's a 67% chance of rain, potentially bringing around 0.06" rain. Winds will be averaging 3 mph, with potential gusts reaching up to 9 mph. The maximum UV index will be 5 (Moderate), so plan sun protection accordingly. For anglers, today's fishing action is rated 2/5 (Todays action is rated a 2 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 4:00 AM and 2:26 PM, or try the minor windows near 7:32 PM and 7:32 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Lake Hartwell.

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May 4th 2025

Lake Information

Elevation
202 ft
Area
88 mi²
Coordinates
34.461, -82.876

Weather Forecast

Wednesday

68°F
56°F

Thursday

80°F
60°F

Friday

80°F
62°F

Saturday

69°F
60°F

Sunday

68°F
57°F

Monday

69°F
59°F

Tuesday

76°F
63°F

Wednesday

77°F
62°F

Thursday

80°F
64°F
Wednesday - 5/7/2025
68°F
56°F
12am
61°F
70°F
30.04 hPa
3 mph
WNW
G: 7 mph
2am
58°F
70°F
30.03 hPa
3 mph
NW
G: 7 mph
4am
57°F
70°F
30.03 hPa
1 mph
W
G: 4 mph
6am
56°F
70°F
30.04 hPa
3 mph
NNW
G: 5 mph
8am
59°F
70°F
30.05 hPa
3 mph
NE
G: 9 mph
10am
63°F
70°F
30.10 hPa
3 mph
SSW
G: 8 mph
12pm
67°F
70°F
30.10 hPa
2 mph
SSE
G: 4 mph
2pm
66°F
70°F
30.10 hPa
3 mph
E
G: 7 mph
4pm
67°F
70°F
30.07 hPa
4 mph
E
G: 8 mph
6pm
66°F
70°F
30.05 hPa
3 mph
SE
G: 6 mph
8pm
65°F
70°F
30.04 hPa
2 mph
SSE
G: 5 mph
10pm
63°F
70°F
30.06 hPa
3 mph
SW
G: 5 mph

Water Temperature History

Trends for Lake Hartwell

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

44°F

On Jan 19

Coldest point in the Last 12 Months.

Average in Period

66°F

Typical temp during the Last 12 Months.

Temperature Trend: Last 12 Months

Surface temperature over the selected period.

Key Observations (Last 12 Months)

  • Warmest avg: July (85°F).
  • Coolest avg: December (51°F).
  • Avg temps often suitable for swimming during July.
  • Rapid warming often occurs: January → February (+13°F).
  • Sharpest cooling trend: October → November (-10°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

Wind Direction

294°

Pressure

1017 mb

Cloud Cover

85%

Visibility

16 miles

Daily Pressure Forecast

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Frequently Asked Questions About Lake Hartwell

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