National Weather Service United States Department of Commerce

Modernized Open Waters Forecast for the Great Lakes

Feedback requested on this experimental format - Survey Link

 

Full Product Description Document

 

Please compare the new proposed/experimental version of the Open Waters Forecast with the current format.  The modernized open waters forecast will be presented in a tabular form and open up the opportunity for inclusion of extra marine variables.  The current version has a text format and includes the coded MAFOR/Maritime Forecast.  These are some of the notable differences, but please compare the products below and provide comments with this survey.

 

 

KCLE 230906
GLFLE

EXPERIMENTAL TABULAR OPEN LAKE FORECAST FOR LAKE ERIE
NATIONAL WEATHER SERVICE CLEVELAND OH
506 AM EDT FRI AUG 23 2019

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...HIGH PRESSURE OF 30.30 INCHES OVER NORTHWESTERN ONTARIO
WILL BUILD SOUTH ACROSS THE GREAT LAKES REGION TODAY AND REACH
JUST NORTH OF LAKE ERIE ON SATURDAY NIGHT AS IT SLOWLY DRIFTS
EAST. THE HIGH WILL CONTINUE EAST ON SUNDAY AND MONDAY TOWARDS THE
CANADIAN MARITIMES AS LOW PRESSURE 29.70 INCHES PUSHES TOWARDS
THE GREAT LAKES REGION. A COLD FRONT WILL CROSS LAKE ERIE ON
TUESDAY.

LEZ162-163-232000-
LAKE ERIE OPEN WATERS FROM MAUMEE BAY TO RENO BEACH OH-
LAKE ERIE OPEN WATERS FROM RENO BEACH TO THE ISLANDS OH-
506 AM EDT FRI AUG 23 2019

.TODAY...
WEATHER.............SUNNY.
SFC WINDS...........NORTHEAST 10 TO 15 KNOTS.
100-FT WINDS........NORTHEAST 15 TO 20 KNOTS.
SIG WAVES...........2 TO 4 FEET / AROUND 1 METER /.

.TONIGHT...
WEATHER.............MOSTLY CLEAR.
SFC WINDS...........NORTHEAST 15 TO 20 KNOTS.
100-FT WINDS........NORTHEAST 20 TO 25 KNOTS.
SIG WAVES...........2 TO 4 FEET / AROUND 1 METER /.
OCNL WAVES..........AROUND 5 FEET / 2 METERS /.

.SATURDAY...
WEATHER.............MOSTLY SUNNY.
SFC WINDS...........NORTHEAST 15 TO 20 KNOTS.
100-FT WINDS........NORTHEAST 20 TO 25 KNOTS.
SIG WAVES...........3 TO 5 FEET / 1-2 METERS / SUBSIDING TO 2 TO 4
                              FEET / AROUND 1 METER / IN THE AFTERNOON.
OCNL WAVES..........AROUND 5 FEET / 2 METERS /.

.SATURDAY NIGHT...
WEATHER.............MOSTLY CLEAR.
SFC WINDS...........NORTHEAST 10 TO 15 KNOTS.
100-FT WINDS........NORTHEAST 15 TO 20 KNOTS.
SIG WAVES...........2 TO 4 FEET / AROUND 1 METER /.
OCNL WAVES..........AROUND 5 FEET / 2 METERS /.


.FORECAST DAYS 3 THROUGH 5...

.SUNDAY...EAST WINDS 10 TO 15 KNOTS. WAVES 3 TO 5 FEET /
1-2 METERS /.
.MONDAY...CHANCE OF SHOWERS AND THUNDERSTORMS. SOUTHEAST WINDS
15 TO 20 KNOTS. WAVES 3 TO 5 FEET / 1-2 METERS /.
.TUESDAY...CHANCE OF SHOWERS AND THUNDERSTORMS. SOUTH WINDS 10 TO
15 KNOTS. WAVES 3 TO 5 FEET / 1-2 METERS /.

$$

LEZ164>167-232000-
LAKE ERIE OPEN WATERS FROM THE ISLANDS TO VERMILION OH-
LAKE ERIE OPEN WATERS FROM VERMILION TO AVON POINT OH-
LAKE ERIE OPEN WATERS FROM AVON POINT TO WILLOWICK OH-
LAKE ERIE OPEN WATERS FROM WILLOWICK TO GENEVA-ON-THE-LAKE OH-
506 AM EDT FRI AUG 23 2019

.TODAY...
WEATHER.............MOSTLY SUNNY.
SFC WINDS...........NORTHEAST 15 TO 20 KNOTS.
100-FT WINDS........NORTHEAST 20 TO 25 KNOTS.
SIG WAVES...........2 TO 4 FEET / AROUND 1 METER /.
OCNL WAVES..........AROUND 5 FEET / 2 METERS /.

.TONIGHT...
WEATHER.............PARTLY CLOUDY, THEN SLIGHT CHANCE OF SHOWERS
                              AFTER MIDNIGHT.
SFC WINDS...........NORTH 15 TO 20 KNOTS.
100-FT WINDS........NORTH 20 TO 25 KNOTS.
SIG WAVES...........3 TO 5 FEET / 1-2 METERS /.
OCNL WAVES..........AROUND 5 FEET / 2 METERS /.

.SATURDAY...
WEATHER.............MOSTLY SUNNY WITH CHANCE OF WATERSPOUTS, THEN
                              MOSTLY SUNNY IN THE AFTERNOON.
SFC WINDS...........NORTHEAST 10 TO 15 KNOTS.
100-FT WINDS........NORTHEAST 15 TO 20 KNOTS.
SIG WAVES...........3 TO 5 FEET / 1-2 METERS /.
OCNL WAVES..........AROUND 6 FEET / 2 METERS /.

.SATURDAY NIGHT...
WEATHER.............MOSTLY CLEAR.
SFC WINDS...........EAST 15 TO 20 KNOTS.
100-FT WINDS........EAST 20 TO 25 KNOTS.
SIG WAVES...........3 TO 5 FEET / 1-2 METERS /.
OCNL WAVES..........AROUND 6 FEET / 2 METERS /.


.FORECAST DAYS 3 THROUGH 5...

.SUNDAY...EAST WINDS 10 TO 15 KNOTS. WAVES 3 TO 5 FEET /
1-2 METERS /.
.MONDAY...CHANCE OF SHOWERS AND THUNDERSTORMS. SOUTHEAST WINDS
15 TO 20 KNOTS. WAVES 3 TO 5 FEET / 1-2 METERS /.
.TUESDAY...CHANCE OF SHOWERS AND THUNDERSTORMS. SOUTH WINDS 10 TO
15 KNOTS. WAVES 3 TO 5 FEET / 1-2 METERS /.

$$

LEZ061-168-169-232000-
LAKE ERIE OPEN WATERS FROM RIPLEY TO BUFFALO NY-
LAKE ERIE OPEN WATERS FROM GENEVA-ON-THE-LAKE TO CONNEAUT OH-
LAKE ERIE OPEN WATERS FROM CONNEAUT OH TO RIPLEY NY-
506 AM EDT FRI AUG 23 2019

.TODAY...
WEATHER.............MOSTLY SUNNY.
SFC WINDS...........NORTH 10 TO 15 KNOTS.
100-FT WINDS........NORTH 15 TO 20 KNOTS.
SIG WAVES...........2 TO 4 FEET / AROUND 1 METER /.

.TONIGHT...
WEATHER.............PARTLY CLOUDY.
SFC WINDS...........NORTH 15 TO 20 KNOTS.
100-FT WINDS........NORTH 20 TO 25 KNOTS.
SIG WAVES...........2 TO 4 FEET / AROUND 1 METER / BUILDING TO 3 TO
                              5 FEET / 1-2 METERS / AFTER MIDNIGHT.
OCNL WAVES..........AROUND 5 FEET / 2 METERS / AFTER MIDNIGHT.

.SATURDAY...
WEATHER.............MOSTLY SUNNY WITH CHANCE OF WATERSPOUTS, THEN
                              MOSTLY SUNNY IN THE AFTERNOON.
SFC WINDS...........NORTHEAST 15 TO 20 KNOTS.
100-FT WINDS........NORTHEAST 20 TO 25 KNOTS.
SIG WAVES...........3 TO 5 FEET / 1-2 METERS /.
OCNL WAVES..........AROUND 5 FEET / 2 METERS /.

.SATURDAY NIGHT...
WEATHER.............MOSTLY CLEAR.
SFC WINDS...........EAST 10 TO 15 KNOTS.
100-FT WINDS........EAST 15 TO 20 KNOTS.
SIG WAVES...........2 TO 4 FEET / AROUND 1 METER /.
OCNL WAVES..........AROUND 5 FEET / 2 METERS /.


.FORECAST DAYS 3 THROUGH 5...

.SUNDAY...EAST WINDS 10 TO 15 KNOTS. WAVES 3 TO 5 FEET /
1-2 METERS /.
.MONDAY...CHANCE OF SHOWERS AND THUNDERSTORMS. SOUTHEAST WINDS
15 TO 20 KNOTS. WAVES 3 TO 5 FEET / 1-2 METERS /.
.TUESDAY...CHANCE OF SHOWERS AND THUNDERSTORMS. SOUTH WINDS 10 TO
15 KNOTS. WAVES 3 TO 5 FEET / 1-2 METERS /.

$$

 


000
FZUS61 KCLE 231348
GLFLE

Open Lake Forecast for Lake Erie
National Weather Service Cleveland OH
948 AM EDT Fri Aug 23 2019

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...High pressure, 30.30 inches, over northwestern
Ontario will build south across the Great Lakes region today and
reach just north of Lake Erie on Saturday night as it slowly
drifts east. The high will continue east on Sunday and Monday
towards the Canadian maritimes as low pressure 29.70 inches pushes
towards the Great Lakes region. A cold front will cross Lake Erie
on Tuesday.

LEZ162-163-232015-
Lake Erie open waters from Maumee Bay to Reno Beach OH-
Lake Erie open waters from Reno Beach to The Islands OH-
948 AM EDT Fri Aug 23 2019

.THIS AFTERNOON...Northeast winds 10 to 15 knots. Waves 1 to
3 feet.
.TONIGHT...Northeast winds 10 to 15 knots. Waves 1 to 3 feet.
.SATURDAY...Northeast winds 10 to 15 knots. A chance of
waterspouts in the morning. Waves 1 to 3 feet.
.SATURDAY NIGHT...East winds 10 to 15 knots. Waves 1 to 3 feet.
.SUNDAY...East winds 10 to 15 knots becoming southeast 15 to
20 knots. Waves 1 to 3 feet.
.MONDAY...Southeast winds 10 to 15 knots becoming south 15 to
20 knots. A chance of showers and thunderstorms Monday night.
Waves 1 to 3 feet.
.TUESDAY...South winds 15 to 20 knots becoming west 5 to
15 knots. A chance of showers and thunderstorms during the day.
Waves 1 to 3 feet subsiding to 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LEZ164>167-232015-
Lake Erie open waters from The Islands to Vermilion OH-
Lake Erie open waters from Vermilion to Avon Point OH-
Lake Erie open waters from Avon Point to Willowick OH-
Lake Erie open waters from Willowick to Geneva-on-the-Lake OH-
948 AM EDT Fri Aug 23 2019

.THIS AFTERNOON...Northeast winds 10 to 15 knots becoming north.
Waves 1 to 3 feet.
.TONIGHT...North winds 10 to 15 knots becoming northeast. A
chance of waterspouts. Waves 1 to 3 feet building to 2 to 4 feet.
.SATURDAY...Northeast winds 10 to 15 knots increasing to 15 to
20 knots. A chance of waterspouts. Waves 2 to 4 feet.
.SATURDAY NIGHT...Northeast winds 15 to 20 knots becoming east
10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.SUNDAY...Southeast winds 10 to 15 knots increasing to 15 to
20 knots. Waves 1 to 3 feet building to 2 to 4 feet.
.MONDAY...Southeast winds 15 to 20 knots becoming south. A chance
of showers and thunderstorms Monday night. Waves 1 to 3 feet
building to 2 to 4 feet.
.TUESDAY...South winds 15 to 20 knots becoming west 10 to
15 knots. A chance of showers and thunderstorms. Waves 3 to
5 feet subsiding to 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LEZ061-168-169-232015-
Lake Erie open waters from Ripley to Buffalo NY-
Lake Erie open waters from Geneva-on-the-Lake to Conneaut OH-
Lake Erie open waters from Conneaut OH to Ripley NY-
948 AM EDT Fri Aug 23 2019

.THIS AFTERNOON...North winds 10 to 15 knots. Waves 1 to 2 feet.
.TONIGHT...North winds 5 to 15 knots becoming northeast. A chance
of waterspouts from late evening on. Waves 1 to 3 feet.
.SATURDAY...Northeast winds 10 to 15 knots. A chance of
waterspouts in the morning. Waves 1 to 3 feet.
.SATURDAY NIGHT...Northeast winds 10 to 15 knots becoming
southeast. Waves 1 to 3 feet.
.SUNDAY...Southeast winds 5 to 15 knots increasing to 15 to
20 knots. Waves 1 to 3 feet.
.MONDAY...Southeast winds 15 to 20 knots becoming south. A chance
of showers and thunderstorms Monday night. Waves 1 to 3 feet
building to 2 to 4 feet.
.TUESDAY...South winds 15 to 20 knots becoming southwest 5 to
15 knots. A chance of showers and thunderstorms. Waves 2 to
4 feet subsiding to 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LEZ161-232015-
MAFOR 2315/
ERIE WEST 1/3 12110 11100 11110 11120 13110. A chance of
waterspouts tonight and Saturday morning. Waves 1 to 3 feet this
afternoon. Waves 1 to 3 feet building to 2 to 4 feet tonight.
Waves 2 to 4 feet subsiding to 1 to 3 feet Saturday morning.

ERIE CENTRAL 1/3 11110 13810 14110. A chance of waterspouts
tonight and Saturday morning. Waves 1 to 3 feet this afternoon.
Waves 1 to 3 feet building to 2 to 4 feet tonight. Waves 2 to 4
feet Saturday morning.

ERIE EAST 1/3 11800 11810 11800 11810 14110. A chance of
waterspouts overnight and Saturday morning. Waves 1 to 3 feet.

$$