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Marine Weather and Tide Forecast for Conneaut, OH


August 17, 2026 9:41 AM EDT (13:41 UTC)
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Sunrise 6:33 AM   Sunset 8:20 PM
Moonrise 11:06 AM   Moonset 9:27 PM 
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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.
LEZ148 Expires:202608171415;;335998 Fzus51 Kcle 170743 Nshcle
nearshore marine forecast national weather service cleveland oh 343 am edt Mon aug 17 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum.
lez145>149-171415- vermilion to avon point oh-avon point to willowick oh- willowick to geneva-on-the lake oh-geneva-on-the- lake to conneaut oh-conneaut oh to ripley ny- 343 am edt Mon aug 17 2026

Today - North winds 15 to 20 knots becoming northwest 5 to 15 knots. A slight chance of showers early. Waves 2 to 4 feet subsiding to 1 to 3 feet.

Tonight - Northwest winds 10 knots or less becoming north. Partly cloudy. Waves 2 feet or less.

Tuesday - Northwest winds 10 knots or less becoming west. Sunny. Waves 1 foot or less.

Tuesday night - West winds 5 to 15 knots becoming southwest. A chance of showers overnight. Waves 1 to 3 feet.
see lake erie open lakes forecast for Wednesday through Friday.
the water temperature off toledo is 77 degrees, off cleveland 76 degrees, and off erie 77 degrees.
LEZ100
No data

7 Day Forecast for Marine Location Near Conneaut, OH
   
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Area Discussion for Cleveland, OH
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FXUS61 KCLE 171111 AFDCLE

Area Forecast Discussion National Weather Service Cleveland OH 711 AM EDT Mon Aug 17 2026

WHAT HAS CHANGED
The forecast remains on track and no major changes were needed with this update.

KEY MESSAGES
1) The next chance of widespread showers and storms will be with a cold front on Wednesday.

DISCUSSION
KEY MESSAGE 1...
A cold front will move east across the area this morning.
Scattered showers are possible this morning with a few thunderstorms possible near the front in southern zones during peak diurnal heating this afternoon. The best instability will be to the south of the CWA so severe weather is not expected.

From there, dry weather is expected tonight through much of Tuesday night. By early Wednesday morning, rain chances will increase ahead of a southeastward-advancing cold front. Showers will progress southeastward across the area Wednesday morning into the afternoon and there may be some convection inland from Lake Erie during the afternoon. Overall, instability seems meager in comparison to recent days and guidance suggests that QPF will be relatively light so the chance of severe weather and heavy rainfall are low at this point. A dry and cooler air mass will arrive behind the front Thursday and Friday with below normal highs in the 70s and lows in the 50s expected.

AVIATION /12Z Monday THROUGH Friday/
The forecast period beings with overcast conditions with variable ceilings ranging from 500 ft to 5,000+ ft. A cold front will work its way southeast across the area this morning through early afternoon, producing isolated to scattered rain showers.
But as the front works its way across the area, conditions should improve, giving way to SCT/BKN clouds in the 3,000-5,000 ft range. Clouds will continue to scatter out through the rest of the afternoon/evening with VFR conditions expected this evening through tonight. Patchy BR/FG is possible tonight.

Outlook...Non-VFR possible on Wednesday with showers and thunderstorms.

MARINE
North flow around 15 knots this morning may produce waves in the 2 to 3 ft range in the central basin of Lake Erie, with a moderate rip current risk through the morning hours. High pressure gradually builds in tonight and tomorrow, with gradually improving conditions.

Southwest flow develops Tuesday afternoon/evening ahead of an approaching cold front, with wind speeds peaking in the 15-20 knot range Tuesday night. Current forecast calls for 2-3 ft waves in the central and eastern basins of Lake Erie, with a low chance of 4 ft waves if we get a few hours of 20 knot winds.

The cold front crosses the lake on Wednesday, with winds turning northwest Wednesday evening and then northeast Thursday into Friday as high pressure builds in from the northwest.

CLE WATCHES/WARNINGS/ADVISORIES
OH...None.
PA...None.
MARINE...None.


Weather Reporting Stations
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Stations Dist Age Wind AirWater WavesinHgDewPt
CBLO1 - Conneaut Breakwater Light, OH 3 mi41 minNW 8
45208 15 mi51 minNNW 12G16 73°F 78°F3 ft29.9068°F
ASBO1 15 mi41 minNNW 8.9G9.9
WCRP1 18 mi41 minNW 7G8 74°F
4403585 19 mi161 min8.2 75°F 77°F2 ft74°F
TRTP1 23 mi161 minNNW 5.1G8.9 74°F 73°F
45222 24 mi161 min 79°F
45223 25 mi131 min 79°F
45167 27 mi141 minN 9.7G12 76°F 78°F1 ft74°F
FAIO1 - 9063053 - Fairport, OH 42 mi53 min 72°F 78°F29.92
NREP1 44 mi131 minN 9.9
45207 47 mi51 minN 9.7G14 72°F 77°F3 ft


Wind History for Fairport, OH
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Airport Reports
   
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AirportDistAgeWind ktVisSkyWeatherAirDewPtRHinHg
KHZY Northeast Ohio Regional Airport US15 sm17 minWNW 061/2 smOvercast Mist 70°F70°F100%29.94
KERI Erie International Tom Ridge Field US21 sm50 minNNW 065 smOvercast Mist 73°F72°F94%29.91

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Cleveland, OH,





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