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Marine Warnings, Watches, and Advisories & Forecasts (issued by NWS CLE)


756
FZUS61 KCLE 210147
GLFLE

Open Lake Forecast for Lake Erie
National Weather Service Cleveland OH
947 PM EDT Tue May 20 2025

For waters beyond five nautical miles of shore on Lake Erie

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.

.SYNOPSIS...
Low pressure 29.60 inches over the upper Mississippi Valley will
move east-northeast to near the southern Lake Erie shoreline by
Wednesday afternoon. This low pressure will drift to near Buffalo
by Thursday morning and then slowly exit into New England Friday.
High pressure 30.20 inches builds into the Great Lakes for this
weekend.

LEZ162-163-210830-
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-
947 PM EDT Tue May 20 2025

.REST OF TONIGHT...East winds 20 to 25 knots. Showers likely with
a slight chance of thunderstorms late this evening, then showers
likely after midnight. A chance of showers with a slight chance
of thunderstorms late. Waves 4 to 7 feet subsiding to 3 to
6 feet. Waves occasionally around 9 feet.
.WEDNESDAY...East winds 15 to 20 knots becoming north 10 to
15 knots. A chance of showers with a slight chance of
thunderstorms in the morning, then showers likely with a chance
of thunderstorms in the afternoon. Waves 3 to 6 feet subsiding to
1 to 3 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots becoming west
15 to 20 knots. Showers likely in the evening, then a chance of
showers overnight. Waves 1 to 3 feet.
.THURSDAY...West winds 15 to 20 knots becoming northwest. Showers
likely. Waves 1 to 3 feet.
.THURSDAY NIGHT...Northwest winds 15 to 20 knots diminishing to
10 to 15 knots. Showers likely in the evening. Waves 1 to 3 feet.
.FRIDAY...West winds 10 to 15 knots becoming northwest. A chance
of showers during the day. Waves 1 to 3 feet.
.SATURDAY...Northwest winds 5 to 10 knots becoming north. Waves
2 feet or less.
.SUNDAY...Northeast winds 5 to 10 knots becoming north. Waves
1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LEZ164>168-210830-
The Islands to Vermilion OH beyond 5 nm off shoreline to US-
Canadian border-
Vermilion to Avon Point OH beyond 5 nm off shoreline to US-
Canadian border-
Avon Point to Willowick OH beyond 5 nm off shoreline to US-
Canadian border-Willowick to Geneva-on-the-
Lake OH beyond 5NM off shoreline to US-Canadian border-Geneva-on-
the-Lake to Conneaut OH beyond 5 nm off shoreline to US-
Canadian border-
947 PM EDT Tue May 20 2025

.REST OF TONIGHT...East winds 15 to 25 knots. Showers with a
slight chance of thunderstorms. Waves 5 to 8 feet. Waves
occasionally around 10 feet.
.WEDNESDAY...East winds 15 to 25 knots becoming northeast and
diminishing to 10 to 15 knots. Showers likely in the morning,
then showers likely with a chance of thunderstorms in the
afternoon. Waves 5 to 8 feet subsiding to 2 to 4 feet. Waves
occasionally around 10 feet.
.WEDNESDAY NIGHT...South winds 10 to 15 knots becoming west 15 to
20 knots. Showers likely. Waves 1 to 3 feet building to 3 to
5 feet.
.THURSDAY...West winds 15 to 20 knots. Showers likely. Waves 3 to
6 feet.
.THURSDAY NIGHT...Northwest winds 15 to 20 knots. Showers likely
in the evening, then a chance of showers overnight. Waves 3 to
6 feet subsiding to 2 to 4 feet.
.FRIDAY...West winds 15 to 20 knots becoming northwest 10 to
15 knots. A chance of showers during the day. Waves 2 to 4 feet.
.SATURDAY...Northwest winds 5 to 15 knots. Waves 1 to 3 feet.
.SUNDAY...North winds 5 to 10 knots. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LEZ061-169-210830-
Ripley to Buffalo NY extending from 5NM off shoreline to US-
Canadian border-
Conneaut OH to Ripley NY beyond 5 nm off shoreline to US-
Canadian border-
947 PM EDT Tue May 20 2025

.REST OF TONIGHT...Northeast winds 15 to 25 knots. A chance of
showers, then showers likely late. Waves 3 to 6 feet.
.WEDNESDAY...Northeast winds 15 to 20 knots becoming east 10 to
15 knots. Showers in the morning, then showers likely with a
slight chance of thunderstorms in the afternoon. Waves 3 to
5 feet subsiding to 1 to 3 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots becoming
southwest. Showers in the evening, then showers likely overnight.
Waves 1 to 3 feet building to 2 to 4 feet.
.THURSDAY...Southwest winds 10 to 15 knots becoming west 15 to
20 knots. Showers likely. Waves 2 to 4 feet building to 3 to
5 feet.
.THURSDAY NIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots. Showers likely. Waves 3 to 5 feet subsiding to 2 to
4 feet.
.FRIDAY...West winds 10 to 15 knots becoming northwest. Showers
likely during the day, then a chance of showers Friday night.
Waves 1 to 3 feet.
.SATURDAY...Northwest winds 5 to 10 knots. A chance of showers
during the day. Waves 1 to 2 feet.
.SUNDAY...West winds 5 to 10 knots becoming north. Waves around
1 foot.

Winds and waves higher in and near thunderstorms.

$$

LEZ161-210830-
MAFOR 2103/
ERIE WEST 1/3 12236 11230 11220 11210 11116 11706 11716. A chance
of thunderstorms Wednesday afternoon. Waves 5 to 8 feet, and
occasionally around 10 feet overnight. Waves 5 to 8 feet
subsiding to 2 to 4 feet, and occasionally around 10 feet
Wednesday. Waves 1 to 3 feet Wednesday evening.

ERIE CENTRAL 1/3 13236 11230 11220 11110 11116 11516. A chance of
thunderstorms Wednesday afternoon. Waves 5 to 8 feet, and
occasionally around 10 feet overnight. Waves 5 to 8 feet
subsiding to 2 to 4 feet, and occasionally around 10 feet
Wednesday. Waves 1 to 3 feet Wednesday evening.

ERIE EAST 1/3 11230 11136 11126 12226 12216 11316. Waves 3 to 6
feet overnight. Waves 3 to 5 feet subsiding to 1 to 3 feet
Wednesday. Waves 1 to 3 feet Wednesday evening.

$$



211
FZUS51 KCLE 210147
NSHCLE

Nearshore Marine Forecast
National Weather Service Cleveland OH
947 PM EDT Tue May 20 2025

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.

LEZ142-143-210830-
Maumee Bay to Reno Beach OH-Reno Beach to The Islands OH-
947 PM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.REST OF TONIGHT...East winds 15 to 25 knots. Showers likely with
a slight chance of thunderstorms, then a chance of showers with a
slight chance of thunderstorms late. Waves 4 to 7 feet subsiding
to 3 to 6 feet. Waves occasionally around 9 feet.
.WEDNESDAY...East winds 15 to 20 knots becoming north 10 to
15 knots. A chance of showers with a slight chance of
thunderstorms in the morning, then showers with a chance of
thunderstorms in the afternoon. Waves 3 to 6 feet subsiding to
1 to 3 feet. Waves occasionally around 7 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots becoming west
15 to 20 knots. Showers likely in the evening, then a chance of
showers overnight. Waves 1 to 3 feet.
.THURSDAY...West winds 15 to 20 knots becoming northwest. Showers
likely. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

See Lake Erie open lakes forecast for Friday through Sunday.

The water temperature off Toledo is 66 degrees, off Cleveland 57
degrees, and off Erie 56 degrees.

$$

LEZ144>146-210830-
The Islands to Vermilion OH-Vermilion to Avon Point OH-
Avon Point to Willowick OH-
947 PM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.REST OF TONIGHT...East winds 15 to 20 knots. Showers likely with
a chance of thunderstorms late this evening, then showers likely
with a slight chance of thunderstorms after midnight. A chance of
showers with a slight chance of thunderstorms late. Waves 3 to
6 feet. Waves occasionally around 7 feet.
.WEDNESDAY...East winds 15 to 20 knots becoming north 10 to
15 knots. A chance of showers with a slight chance of
thunderstorms in the morning, then showers with a chance of
thunderstorms in the afternoon. Waves 3 to 5 feet subsiding to
1 to 3 feet. Waves occasionally around 6 feet.
.WEDNESDAY NIGHT...West winds 10 to 15 knots increasing to 15 to
20 knots. Showers likely. Waves 1 to 3 feet building to 2 to
4 feet.
.THURSDAY...West winds 15 to 20 knots becoming northwest.
Showers. Waves 3 to 6 feet. Waves occasionally around 7 feet.

Winds and waves higher in and near thunderstorms.

See Lake Erie open lakes forecast for Friday through Sunday.

The water temperature off Toledo is 66 degrees, off Cleveland 57
degrees, and off Erie 56 degrees.

$$

LEZ147>149-210830-
Willowick to Geneva-on-the Lake OH-Geneva-on-the-
Lake to Conneaut OH-Conneaut OH to Ripley NY-
947 PM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.REST OF TONIGHT...Northeast winds 15 to 20 knots becoming east.
Showers likely late this evening, then showers with a slight
chance of thunderstorms after midnight. Waves 3 to 5 feet. Waves
occasionally around 6 feet.
.WEDNESDAY...East winds 15 to 20 knots diminishing to 10 to
15 knots. Showers in the morning, then showers likely with a
chance of thunderstorms in the afternoon. Waves 3 to 5 feet
subsiding to 1 to 3 feet. Waves occasionally around 6 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots becoming
southwest 15 to 20 knots. Showers. Waves 1 to 3 feet building to
2 to 4 feet.
.THURSDAY...Southwest winds 15 to 20 knots becoming west.
Showers. Waves 3 to 6 feet. Waves occasionally around 7 feet.

Winds and waves higher in and near thunderstorms.

See Lake Erie open lakes forecast for Friday through Sunday.

The water temperature off Toledo is 66 degrees, off Cleveland 57
degrees, and off Erie 56 degrees.

$$



776
WHUS71 KCLE 210147
MWWCLE

URGENT - MARINE WEATHER MESSAGE
National Weather Service Cleveland OH
947 PM EDT Tue May 20 2025

LEZ142>146-211000-
/O.CON.KCLE.SC.Y.0031.000000T0000Z-250522T0200Z/
Maumee Bay to Reno Beach OH-Reno Beach to The Islands OH-
The Islands to Vermilion OH-Vermilion to Avon Point OH-
Avon Point to Willowick OH-
947 PM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT
WEDNESDAY...

* WHAT...Northeast winds 15 to 25 knots and waves 3 to 5 feet.

* WHERE...The nearshore waters of Lake Erie from Maumee Bay to
Willowick OH.

* WHEN...Until 10 PM EDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LEZ147>149-211000-
/O.CON.KCLE.SC.Y.0031.000000T0000Z-250521T1400Z/
Willowick to Geneva-on-the Lake OH-Geneva-on-the-
Lake to Conneaut OH-Conneaut OH to Ripley NY-
947 PM EDT Tue May 20 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT
WEDNESDAY...

* WHAT...East winds 15 to 25 knots and waves 2 to 5 feet.

* WHERE...The nearshore waters of Lake Erie from Willowick OH to
Ripley NY.

* WHEN...Until 10 AM EDT Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

For more information from the National Weather Service visit
http://www.weather.gov/cle



913
WHUS51 KCLE 160836
SMWCLE
LEZ144>146-164>166-161000-
/O.NEW.KCLE.MA.W.0033.250516T0836Z-250516T1000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Cleveland OH
436 AM EDT Fri May 16 2025

The National Weather Service in Cleveland has issued a

* Special Marine Warning for...
Nearshore waters from The Islands OH to Willowick OH...
Open waters from The Islands OH to Willowick OH...

* Until 600 AM EDT.

* At 435 AM EDT, strong thunderstorms were located along a line
extending from near Western Vermilion to near Huron, moving east at
45 knots.

HAZARD...Wind gusts 34 knots or greater and small hail.

SOURCE...Radar.

IMPACT...Small craft could be damaged in briefly higher winds and
suddenly higher waves.

* Locations impacted include...
Lorain Harbor and Cleveland.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to safe harbor until hazardous weather passes.

&&

LAT...LON 4142 8259 4149 8260 4168 8213 4173 8173
4153 8167 4151 8169 4149 8169 4150 8170
4149 8173 4150 8182 4148 8188 4152 8202
4147 8219 4143 8227 4143 8236 4138 8251
TIME...MOT...LOC 0835Z 264DEG 45KT 4150 8234 4136 8249

HAIL...<.75IN
WIND...>34KTS

$$

04



512
FZUS71 KCLE 160942
MWSCLE

Marine Weather Statement
National Weather Service Cleveland OH
542 AM EDT Fri May 16 2025

LEZ144>146-165-166-160952-
/O.CAN.KCLE.MA.W.0033.000000T0000Z-250516T1000Z/
542 AM EDT Fri May 16 2025

...THE SPECIAL MARINE WARNING IS CANCELLED...

The affected areas were...
Nearshore waters from The Islands OH to Willowick OH...
Open waters from Vermilion OH to Willowick OH...

The thunderstorms have moved out of the area and no longer pose a
significant threat to boaters.

LAT...LON 4163 8225 4169 8206 4173 8173 4153 8167
4149 8173 4150 8182 4148 8187 4152 8203
4147 8219 4143 8227 4143 8237 4139 8249
TIME...MOT...LOC 0942Z 264DEG 45KT 4158 8125 4144 8140

$$

04