Summersville Lake, WV

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Summersville Lake outdoor landscape in West Virginia

Today’s Forecast:

66°F
Current Temperature
Clear
Station: KBKW
Observed at: 4:20 am CDT
Wind: 7 mph | Humidity: 83%
⚠️
Flood Watch
Flood Watch issued August 13 at 4:18AM EDT until August 14 at 8:00AM EDT by NWS Charleston WV (Expires: August 14, 2026 7:00 am)
Show Alert Details & Instructions
Description: * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northeast Kentucky, including the following counties, Boyd, Carter, Greenup and Lawrence, southeast Ohio, including the following counties, Athens, Gallia, Jackson OH, Lawrence OH, Meigs, Morgan, Perry, Vinton and Washington, southwest Virginia, including the following counties, Buchanan and Dickenson, and West Virginia, including the following counties, Barbour, Boone, Braxton, Cabell, Calhoun, Clay, Doddridge, Gilmer, Harrison, Jackson WV, Kanawha, Lewis, Lincoln, Logan, Mason, McDowell, Mingo, Northwest Fayette, Northwest Nicholas, Northwest Pocahontas, Northwest Raleigh, Northwest Randolph, Northwest Webster, Pleasants, Putnam, Ritchie, Roane, Southeast Fayette, Southeast Nicholas, Southeast Pocahontas, Southeast Raleigh, Southeast Randolph, Southeast Webster, Taylor, Tyler, Upshur, Wayne, Wirt, Wood and Wyoming. * WHEN...Through Friday morning. * IMPACTS...Soils remain saturated from recent rainfall with additional heavy rain likely to cause significant runoff. Area creeks and streams are already running high and could easily flood with more heavy rain. * ADDITIONAL DETAILS... - Rounds of thunderstorms will track through the area through early Friday, bringing the potential for heavy downpours, which may cause flooding. - http://www.weather.gov/safety/flood Instructions: You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Additional information can be found at https://www.weather.gov/rlx as well as on our X and Facebook pages.
Overnight:A chance of rain showers. Mostly cloudy, with a low around 65. South wind around 1 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Thursday:A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 81. West wind 1 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Thursday Night:A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 2 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
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Today’s Report:

Boating

  28 /100

Not Recommended for boating. High near 75°F. Risk of evening rain (33%). Slight chance of thunderstorms in the evening.

  • Temp: Favorable conditions
  • Rain: Marginal weather factor
  • Wind: Favorable conditions
  • Thunderstorm: Marginal weather factor
  • Alert: Unfavorable weather factor
⚠️ Active weather alerts affect this activity!
Tomorrow's Outlook:
Not Recommended 18/100
Not Recommended for boating. High near 86°F. High rain probability (65%). Light wind (7 mph). Thunderstorms forecast or possible.

🛶 Paddling

  24 /100

Not Recommended for paddling. High near 75°F. Risk of evening rain (33%). Slight chance of thunderstorms in the evening.

  • Temp: Favorable conditions
  • Rain: Marginal weather factor
  • Wind: Favorable conditions
  • Thunderstorm: Marginal weather factor
  • Alert: Unfavorable weather factor
⚠️ Active weather alerts affect this activity!
Tomorrow's Outlook:
Not Recommended 14/100
Not Recommended for paddling. High near 86°F. High rain probability (65%). Light wind (7 mph). Thunderstorms forecast or possible.

🐟 Fishing

  28 /100

Not Recommended for fishing. High near 75°F. Low rain risk (33%). Slight chance of thunderstorms in the evening.

  • Temp: Favorable conditions
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Marginal weather factor
  • Alert: Unfavorable weather factor
⚠️ Active weather alerts affect this activity!
Tomorrow's Outlook:
Not Recommended 13/100
Not Recommended for fishing. High near 86°F. Risk of rain (65%). Light wind (7 mph). Thunderstorms forecast or possible.

Camping

  26 /100

Not Recommended for camping. High near 75°F. Risk of rain (33%). Slight chance of thunderstorms.

  • Temp: Favorable conditions
  • Rain: Marginal weather factor
  • Wind: Favorable conditions
  • Thunderstorm: Marginal weather factor
  • Alert: Unfavorable weather factor
⚠️ Active weather alerts affect this activity!
Tomorrow's Outlook:
Not Recommended 10/100
Not Recommended for camping. High near 86°F. High rain probability (65%). Light wind (7 mph). Thunderstorms forecast or possible.

🥾 Hiking

  27 /100

Not Recommended for hiking. High near 75°F. Risk of evening rain (33%). Slight chance of thunderstorms in the evening.

  • Temp: Favorable conditions
  • Rain: Marginal weather factor
  • Wind: Favorable conditions
  • Thunderstorm: Marginal weather factor
  • Alert: Unfavorable weather factor
⚠️ Active weather alerts affect this activity!
Tomorrow's Outlook:
Not Recommended 8/100
Not Recommended for hiking. High near 86°F. High rain probability (65%). Light wind (7 mph). Thunderstorms forecast or possible.

About Summersville Lake

Conditions at Summersville Lake can change across open water, sheltered coves, launch areas, and nearby ridges. Wind direction and water level often matter as much as the temperature.

Planning an Outing at Summersville Lake

Check river or lake observations, rainfall upstream, water temperature, wind, and the status of the exact launch or access area before leaving. Build in time for changing weather, daylight, and a shorter backup option.

Weather Tips for Summersville Lake

  • Treat recent or forecast heavy rain as an access issue as well as a comfort issue; levels and currents can change after storms.
  • Wear a properly fitted life jacket for boating or paddling, and account for cold water even on a warm afternoon.
  • Check official notices for Summersville and the specific trailhead, campground, launch, or facility you intend to use.

Nearby Towns and Areas

Use this forecast as practical context for outdoor plans near:

  • Summersville
  • Battle Run
  • Long Point
  • Summersville Dam
  • Gauley River

Adjust the Day to the Forecast

Choose the route, launch, campsite, trail plan, fishing window, or event time that leaves a useful margin for weather and access.

7-Day Forecast for Summersville Lake

66°F
Current Temperature
Clear
Station: KBKW
Observed at: 4:20 am CDT
Wind: 7 mph | Humidity: 83%
Thu
81° 67°
33%
Fri
80° 67°
63%
Sat
83° 68°
41%
Sun
86° 69°
33%
Mon
81° 65°
80%
Tue 🌧
80° 63°
24%
Wed
82° --°
14%

7-Day High Temperature Trend

81° Thu 80° Fri 83° Sat 86° Sun 81° Mon 80° Tue 82° Wed

7-Day Low Temperature Trend

67° Thu 67° Fri 68° Sat 69° Sun 65° Mon 63° Tue 50° Wed

📊 7-Day Outdoor Outlook

Good Fair Poor 5 Thu 14 Fri 4 Sat 5 Sun 4 Mon 20 Tue 6 Wed
Forecast data from the National Weather Service  |  Last Updated: August 15, 2026 6:15 pm CDT

Summersville Lake Weather by Season

Winter

Repeated thawing and refreezing can leave bridges, steps, overlooks, and north-facing approaches icy even between storms. Use traction and turn around when untreated access becomes unsafe. Check local conditions near Summersville before departure.

Spring

Leaf-out arrives at different times by elevation, while cold water, wet rock, and flood-prone approaches remain important concerns. Check local conditions near Battle Run before departure.

Summer

Long daylight expands the options, but heat index, insects, pop-up storms, and crowded access points reward an early plan. Check local conditions near Long Point before departure.

Fall

Dry-looking trails may hide slick leaves or early ice. Carry layers and allow extra travel time during peak color weekends. Check local conditions near Summersville Dam before departure.

Key Climate Data Points

  • Annual average temperature: roughly 51–56°F, with cooler readings at elevation and warmer conditions in lower western valleys.
  • Annual snowfall: commonly 20–45 inches in lower valleys, increasing quickly with elevation.
  • Warmest months: July is generally warmest, with cooler conditions at elevation and near open water.
  • Coolest months: January is usually coolest, especially in high mountain valleys and on exposed ridges.
  • Wettest season: Late spring and summer are often wettest, with thunderstorms and tropical remnants capable of heavy rain.
  • Driest season: Early fall is often comparatively dry, but no season is reliably rain-free.
  • Best outdoor window: Late spring through fall for most warm-season outings; winter destinations depend on current snow, access, and operations.