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.

 

 

NZUS99 KCLE 062106
GLFLET

Experimental Tabular Open Lake Forecast for Lake Erie
National Weather Service Cleveland OH
406 PM EST Fri Dec 6 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...

LEZ162-163-070300-
Lake Erie open waters from Maumee Bay to Reno Beach OH-
Lake Erie open waters from Reno Beach to The Islands OH-
406 PM EST Fri Dec 6 2019

.Tonight...
Weather.............Partly cloudy.
Sfc winds...........Northwest 15 to 20 knots.
100-ft winds........Northwest 20 to 25 knots.
Sig waves...........2 to 4 feet.

.SATURDAY...
Weather.............Mostly sunny.
Sfc winds...........Light and variable winds becoming south 5 to 10
                              knots in the afternoon.
100-ft winds........Light and variable winds becoming south 10 to
                              15 knots in the afternoon.
Sig waves...........1 to 3 feet.

.SATURDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.

.SUNDAY...
Weather.............Mostly cloudy.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the afternoon.

.SUNDAY NIGHT...
Weather.............Cloudy with chance of showers, then cloudy with
                              showers after midnight.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the evening.


.FORECAST DAYS 3 THROUGH 5...

.MONDAY...Showers, then showers likely in the evening. chance of
showers after midnight. South winds 15 to 20 knots. Waves 3 to
5 feet.
.TUESDAY...Breezy. Chance of showers. chance of snow showers.
West winds 20 to 25 knots. Waves 6 to 9 feet.
.WEDNESDAY...Breezy. Chance of snow showers. West winds 20 to
25 knots. Waves 6 to 9 feet.

$$

LEZ164-165-070300-
Lake Erie open waters from The Islands to Vermilion OH-
Lake Erie open waters from Vermilion to Avon Point OH-
406 PM EST Fri Dec 6 2019

.Tonight...
Weather.............Mostly cloudy.
Sfc winds...........Northwest 15 to 20 knots.
100-ft winds........Northwest 20 to 25 knots.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 6 feet.

.SATURDAY...
Weather.............Partly sunny.
Sfc winds...........Light and variable winds becoming southwest 5
                              to 10 knots in the afternoon.
100-ft winds........Light and variable winds becoming southwest 10
                              to 15 knots in the afternoon.
Sig waves...........1 to 3 feet.

.SATURDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet building to 3 to 5 feet after
                              midnight.
Ocnl waves..........Around 5 feet after midnight.

.SUNDAY...
Weather.............Mostly cloudy.
Sfc winds...........South 20 to 25 knots.
100-ft winds........South to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 7 feet.

.SUNDAY NIGHT...
Weather.............Cloudy with chance of showers, then cloudy with
                              showers after midnight.
Sfc winds...........South 20 to 25 knots.
100-ft winds........South to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 7 feet.


.FORECAST DAYS 3 THROUGH 5...

.MONDAY...Showers, then showers likely in the evening. chance of
showers after midnight. South winds 15 to 20 knots. Waves 3 to
5 feet.
.TUESDAY...Breezy. Chance of showers. chance of snow showers.
West winds 20 to 25 knots. Waves 6 to 9 feet.
.WEDNESDAY...Breezy. Chance of snow showers. West winds 20 to
25 knots. Waves 6 to 9 feet.

$$

LEZ061-166>169-070300-
Lake Erie open waters from Ripley to Buffalo NY-
Lake Erie open waters from Avon Point to Willowick OH-
Lake Erie open waters from Willowick to Geneva-on-the-Lake OH-
Lake Erie open waters from Geneva-on-the-Lake to Conneaut OH-
Lake Erie open waters from Conneaut OH to Ripley NY-
406 PM EST Fri Dec 6 2019

.Tonight...
Weather.............Mostly cloudy.
Sfc winds...........Northwest 20 to 25 knots.
100-ft winds........Northwest to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 8 feet.

.SATURDAY...
Weather.............Partly sunny.
Sfc winds...........Northwest 5 to 10 knots becoming west in the
                              afternoon.
100-ft winds........Northwest 10 to 15 knots becoming west in the
                              afternoon.
Sig waves...........2 to 4 feet.

.SATURDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet building to 3 to 5 feet after
                              midnight.
Ocnl waves..........Around 6 feet after midnight.

.SUNDAY...
Weather.............Mostly cloudy.
Sfc winds...........South 20 to 25 knots.
100-ft winds........South to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 8 feet.

.SUNDAY NIGHT...
Weather.............Cloudy with chance of showers, then cloudy with
                              showers after midnight.
Sfc winds...........South 20 to 25 knots.
100-ft winds........South to 30 knots.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 8 feet.


.FORECAST DAYS 3 THROUGH 5...

.MONDAY...Showers, then showers likely in the evening. chance of
showers after midnight. South winds 15 to 20 knots. Waves 3 to
5 feet.
.TUESDAY...Breezy. Chance of showers. chance of snow showers.
West winds 20 to 25 knots. Waves 6 to 9 feet.
.WEDNESDAY...Breezy. Chance of snow showers. West winds 20 to
25 knots. Waves 6 to 9 feet.

$$

LEZ161-070300-
MAFOR 0622/
ERIE WEST 1/3 12720 12710 11700 11600 11500 11400. Waves 3 to 5
feet subsiding to 1 to 3 feet tonight. Waves 2 feet or less
Saturday.

ERIE CENTRAL 1/3 13720 12710 12600 11500. Waves 3 to 6 feet
subsiding to 2 to 4 feet tonight. Waves 1 to 3 feet subsiding to
1 foot or less Saturday.

ERIE EAST 1/3 14720 11710 11700 11600 11500. Waves 3 to 5 feet
subsiding to 2 to 4 feet tonight. Waves 1 to 3 feet Saturday.

$$

 


000
FZUS61 KCLE 070238
GLFLE

Open Lake Forecast for Lake Erie
National Weather Service Cleveland OH
938 PM EST Fri Dec 6 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 30.40 inches centered over southern
Wisconsin will build across Lake Erie tonight. The high will
drift east to New England Saturday. Sunday morning high pressure
will extend from New England to the Carolinas as a cold front
pushes onto the western lakes. Sunday night, low pressure will
develop in the southern plains as the front stalls in the central
Great Lakes. Monday the low will deepen to 29.40 inches as it
tracks northeast along the front into the Central Great Lakes. The
low will continue northeast Monday night and Tuesday as a
trailing cold front sweeps east across the lake. High pressure
30.60 inches will build across the lake Wednesday.

LEZ162-163-070915-
Lake Erie open waters from Maumee Bay to Reno Beach OH-
Lake Erie open waters from Reno Beach to The Islands OH-
938 PM EST Fri Dec 6 2019

.REST OF TONIGHT...Northwest winds 5 to 15 knots. Waves 1 to
3 feet subsiding to 1 foot or less.
.SATURDAY...Northwest winds 10 knots or less becoming south.
Waves 1 foot or less.
.SATURDAY NIGHT...South winds 10 to 15 knots. Waves 2 feet or
less.
.SUNDAY...South winds 15 to 20 knots becoming southwest. Waves
1 to 3 feet.
.SUNDAY NIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of showers in the evening, then showers
overnight. Waves 1 to 3 feet.
.MONDAY...South winds 10 to 15 knots becoming west 15 to
20 knots. Rain showers during the day, then a chance of rain
showers Monday night. Waves 1 to 2 feet.
.TUESDAY...West winds 15 to 20 knots. A chance of snow and rain
showers during the day. Waves 1 to 3 feet building to 2 to
4 feet.
.WEDNESDAY...West winds 15 to 20 knots. Waves 2 to 4 feet
subsiding to 1 to 3 feet.

$$

LEZ164-165-070915-
Lake Erie open waters from The Islands to Vermilion OH-
Lake Erie open waters from Vermilion to Avon Point OH-
938 PM EST Fri Dec 6 2019

.REST OF TONIGHT...Northwest winds 15 to 20 knots diminishing to
10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.SATURDAY...Northwest winds 10 knots or less becoming south.
Waves 2 feet or less.
.SATURDAY NIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots. Waves 1 to 3 feet.
.SUNDAY...South winds 15 to 20 knots. Waves 2 to 4 feet building
to 3 to 5 feet.
.SUNDAY NIGHT...South winds 15 to 20 knots. A chance of showers
in the evening, then showers overnight. Waves 3 to 5 feet
subsiding to 2 to 4 feet.
.MONDAY...South winds 15 to 20 knots becoming west. Showers.
Waves 2 to 4 feet subsiding to 1 to 3 feet.
.TUESDAY...West winds 15 to 25 knots. A chance of rain and snow
showers during the day, then a chance of snow showers Tuesday
night. Waves 3 to 6 feet.
.WEDNESDAY...West winds 15 to 25 knots. A chance of snow showers
during the day. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves
occasionally around 9 feet.

$$

LEZ061-166>169-070915-
Lake Erie open waters from Ripley to Buffalo NY-
Lake Erie open waters from Avon Point to Willowick OH-
Lake Erie open waters from Willowick to Geneva-on-the-Lake OH-
Lake Erie open waters from Geneva-on-the-Lake to Conneaut OH-
Lake Erie open waters from Conneaut OH to Ripley NY-
938 PM EST Fri Dec 6 2019

.REST OF TONIGHT...Northwest winds 15 to 20 knots. A slight
chance of rain and snow showers late this evening. Waves 3 to
6 feet subsiding to 2 to 4 feet.
.SATURDAY...Northwest winds 5 to 10 knots becoming southwest.
Waves 1 to 3 feet subsiding to 1 foot or less.
.SATURDAY NIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots. Waves 1 to 3 feet building to 2 to 4 feet.
.SUNDAY...South winds 15 to 25 knots. Waves 2 to 4 feet building
to 3 to 6 feet.
.SUNDAY NIGHT...South winds 15 to 20 knots. A chance of showers
in the evening, then showers overnight. Waves 3 to 6 feet.
.MONDAY...South winds 15 to 20 knots becoming southwest. Showers.
Waves 2 to 4 feet.
.TUESDAY...West winds 15 to 25 knots. Rain showers likely with a
chance of snow showers during the day, then snow showers likely
with rain showers Tuesday night. Waves 3 to 5 feet building to
5 to 8 feet. Waves occasionally around 10 feet.
.WEDNESDAY...West winds 15 to 25 knots. Snow showers likely
during the day, then a chance of snow showers Wednesday night.
Waves 5 to 8 feet subsiding to 3 to 6 feet. Waves occasionally
around 10 feet.

$$

LEZ161-070915-
MAFOR 0704/
ERIE WEST 1/3 12710 11700 11600 11500 12400 11410. Waves 2 to 4
feet subsiding to 1 to 3 feet overnight. Waves 2 feet or less
Saturday and Saturday evening.

ERIE CENTRAL 1/3 11720 12710 12600 11500 11400 11410. Waves 3 to
5 feet subsiding to 2 to 4 feet overnight. Waves 1 to 3 feet
Saturday and Saturday evening.

ERIE EAST 1/3 12720 11710 11700 11600 12500 11400. Waves 3 to 5
feet subsiding to 2 to 4 feet overnight. Waves 1 to 3 feet
Saturday and Saturday evening.

$$