Marine Forecast
Illustrated map of Grand Lake St Marys

Marine forecast

Detroit River Lt.–Maumee Bay–Reno Beach (5+ nm)

current wind
14 kt S
Gusts
19 kt
Seas
1.6 ft
Period
2 sec
Air
80°F

Observed Tue 3:10 PM | LEZ162

Gusts now
19 kt
Seas now
1.6 ft · 2 sec
Air
80°F
Water
64°F
72-hr peak
30 kt

In brief

At 3:10 pm EDT on Oct 13, 2026, NDBC station 45165 (Toledo Water Intake Buoy, Oregon, OH, 8 miles away) measured wind from the S at 14 kt, gusting to 19 kt, with seas of 1.6 ft. The NWS forecast for Detroit River Lt.–Maumee Bay–Reno Beach (5+ nm), OH issued at 9:43 am EDT on Oct 13, 2026 reads, for rest of today: “Southwest winds 15 to 20 knots becoming west. Waves 1 to 3 feet.”

Source: National Weather Service Cleveland OH forecast; NDBC observations

Wind forecast · ktPeak 30 kt

0510152025303540Wed 14Thu 15Fri 160510152025303540Wed 14Thu 15Fri 16
Sustained GustOct 13-16 | EDT

Seas forecast · ftPeak 4 ft

01234Wed 14Thu 15Fri 1601234Wed 14Thu 15Fri 16
Oct 13-16 | EDT

NWS marine forecast

PeriodForecast
Rest Of TodaySouthwest winds 15 to 20 knots becoming west. Waves 1 to 3 feet.
TonightWest winds 5 to 15 knots becoming northwest less than 10 knots. A slight chance of showers and thunderstorms after midnight. Showers likely with a slight chance of thunderstorms late. Waves 1 to 3 feet subsiding to 1 foot or less.
WednesdayNorth winds 5 to 10 knots becoming northeast. A chance of showers in the morning. Waves 1 foot or less.
Wednesday NightNortheast winds 10 to 15 knots increasing to 15 to 20 knots. Waves 1 to 3 feet building to 2 to 4 feet.
ThursdayNortheast winds 10 to 15 knots becoming southwest 15 to 20 knots. Showers likely during the day, then showers Thursday night. Waves 1 to 3 feet.
FridayNorthwest winds to 30 knots. A chance of showers during the day. Waves 3 to 6 feet building to 4 to 7 feet, then subsiding to 3 to 6 feet. Waves occasionally around 9 feet.
SaturdayNorthwest winds to 30 knots becoming southwest and diminishing to 10 to 15 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet. Winds and waves higher in and near thunderstorms.

Issued Tue 9:43 AM by Cleveland OH (product GLFLE).

Synopsis

Low pressure 29.80 inches passes north of the lake today dragging a cold front over Lake Erie this evening. The front will push south Wednesday morning before high pressure 30.10 inches briefly builds north of the lake Wednesday night and Thursday. A strong cold front will pass over the region Friday morning as low pressure 29.60 inches moves north of the lake. High pressure 30.40 inches builds in from the west Saturday. LEZ162-163-132015- Detroit River Lt. to Maumee Bay OH to Reno Beach OH beyond 5NM offshoreline to US-Canadian border- Reno Beach to The Islands OH beyond 5NM off shoreline to US- Canadian border- 943 AM EDT Tue Oct 13 2026

TimeWindGustSeasWater
Tue 3:10 PM 14 kt S 19 kt 1.6 ft 64°F
Tue 2:50 PM 16 kt SSW 21 kt 1.3 ft 64°F
Tue 1:50 PM 14 kt SSW 21 kt 1.6 ft 64°F
Tue 12:50 PM 14 kt S 21 kt 1.3 ft 64°F
Tue 11:50 AM 16 kt S 21 kt 1.6 ft 64°F
Tue 10:50 AM 16 kt S 21 kt 1.6 ft 64°F
Tue 9:50 AM 16 kt S 23 kt 1.3 ft 63°F
Tue 8:50 AM 14 kt S 18 kt 1.0 ft 63°F
Tue 7:50 AM 14 kt S 18 kt 1.3 ft 63°F
Tue 6:50 AM 16 kt S 19 kt 1.0 ft 63°F
Tue 5:50 AM 14 kt S 18 kt 1.0 ft 63°F
Tue 4:50 AM 12 kt S 18 kt 1.3 ft 63°F

Observed Tue 3:10 PM at NDBC buoy 45165 (Toledo Water Intake Buoy, Oregon, OH), 7.5 miles away.

What is the marine forecast for Detroit River Lt.–Maumee Bay–Reno Beach (5+ nm) today?

Rest Of Today: Southwest winds 15 to 20 knots becoming west. Waves 1 to 3 feet.

Is there a small craft advisory for Detroit River Lt.–Maumee Bay–Reno Beach (5+ nm)?

No advisories, warnings or watches are in effect for NWS zone LEZ162 as of the last update on this page. Advisories can be issued at any time; check the current bulletin before leaving the dock.

How high are the waves at Detroit River Lt.–Maumee Bay–Reno Beach (5+ nm) right now?

Seas are running 1.6 ft at a 2-second period, measured at NDBC buoy 45165 Tue 3:10 PM, 7.5 miles from this zone. The forecast peaks at 4.0 ft Fri 11 AM.

What is the water temperature at Detroit River Lt.–Maumee Bay–Reno Beach (5+ nm)?

The nearest buoy read 64°F (18°C) at Tue 3:10 PM. Sea surface temperature at a single buoy can differ by several degrees from the water at a beach or in a shallow bay nearby.

What do the wind speeds in knots mean?

One knot is 1.15 mph. The National Weather Service issues a small craft advisory for sustained winds of roughly 22–33 knots or hazardous seas, a gale warning at 34–47 knots, and a storm warning at 48 knots and above. Exact advisory thresholds vary by forecast office and by water body — a bay reaches dangerous chop at a lower wind speed than open ocean.

Where does this forecast come from?

The forecast text is the National Weather Service's own marine bulletin for zone LEZ162, issued by Cleveland OH, reproduced in full. The wind and seas charts are drawn from the NWS gridded forecast for a point inside the zone. Observations come from the nearest reporting NDBC buoy. We are not affiliated with NOAA or the National Weather Service.

Forecast: NOAA/NWS product GLFLE, issued Tue 9:43 AM. Observations: NOAA National Data Buoy Center station 45165, read Tue 3:10 PM. Retrieved Oct 13, 3:42 PM. Conditions offshore change faster than any page can be rebuilt, so check the current NWS bulletin and your own instruments before going out.