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 181505
GLFLET

Experimental Tabular Open Lake Forecast for Lake Erie
National Weather Service Cleveland OH
1105 AM EDT Fri Oct 18 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>165-182000-
Lake Erie open waters from Maumee Bay to Reno Beach OH-
Lake Erie open waters from Reno Beach to The Islands OH-
Lake Erie open waters from The Islands to Vermilion OH-
Lake Erie open waters from Vermilion to Avon Point OH-
1105 AM EDT Fri Oct 18 2019

.This Afternoon...
Weather.............Sunny.
Sfc winds...........Northwest 10 to 15 knots late in the morning
                              becoming light and variable.
100-ft winds........Northwest 15 to 20 knots late in the morning
                              becoming light and variable.
Sig waves...........2 to 4 feet.

.TONIGHT...
Weather.............Mostly clear.
Sfc winds...........Light and variable winds becoming southeast 10
                              to 15 knots after midnight.
100-ft winds........Light and variable winds becoming southeast 15
                              to 20 knots after midnight.
Sig waves...........1 to 3 feet.

.SATURDAY...
Weather.............Sunny.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet.

.SATURDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........Southeast 5 to 10 knots.
100-ft winds........Southeast 10 to 15 knots.
Sig waves...........2 to 4 feet.


.FORECAST DAYS 3 THROUGH 5...

.SUNDAY...South winds 5 to 10 knots. Waves 1 to 3 feet.
.MONDAY...Chance of showers in the afternoon and evening. showers
likely after midnight. Southeast winds 15 to 20 knots. Waves 4 to
6 feet.
.TUESDAY...Breezy. Showers likely in the morning, then chance of
showers. Southwest winds 20 to 25 knots. Waves 6 to 9 feet.

$$

LEZ061-166>169-182000-
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-
1105 AM EDT Fri Oct 18 2019

.This Afternoon...
Weather.............Mostly sunny.
Sfc winds...........Northwest 10 to 15 knots.
100-ft winds........Northwest 15 to 20 knots.
Sig waves...........2 to 4 feet.

.TONIGHT...
Weather.............Partly cloudy.
Sfc winds...........Light and variable winds becoming south 5 to 10
                              knots after midnight.
100-ft winds........Light and variable winds becoming south 10 to
                              15 knots after midnight.
Sig waves...........1 to 3 feet.

.SATURDAY...
Weather.............Sunny.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet.

.SATURDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........East 5 to 10 knots becoming south after
                              midnight.
100-ft winds........East 10 to 15 knots becoming south after
                              midnight.
Sig waves...........2 to 4 feet.


.FORECAST DAYS 3 THROUGH 5...

.SUNDAY...South winds 5 to 10 knots. Waves 1 to 3 feet.
.MONDAY...Chance of showers in the afternoon and evening. showers
likely after midnight. Southeast winds 15 to 20 knots. Waves 4 to
6 feet.
.TUESDAY...Breezy. Showers likely in the morning, then chance of
showers. Southwest winds 20 to 25 knots. Waves 6 to 9 feet.

$$

LEZ161-182000-
MAFOR 1815/
ERIE WEST 1/3 12700 13300 13400. Waves 2 feet or less.

ERIE CENTRAL 1/3 12700 11600 11500 14400. Waves 1 to 3 feet this
afternoon. Waves 2 feet or less tonight and Saturday morning.

ERIE EAST 1/3 11710 11700 13600 11500 12400. Waves 1 to 3 feet
this afternoon. Waves 1 foot or less tonight and Saturday
morning.

$$

 


000
FZUS61 KCLE 181332
GLFLE

Open Lake Forecast for Lake Erie
National Weather Service Cleveland OH
932 AM EDT Fri Oct 18 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 of 30.20 inches will drift east from the
Great Lakes Region to New England through Saturday. A ridge will
extend westward to the eastern Great Lakes through Monday.
Low pressure moving out of the Plains on Monday will deepen to
29.10 inches as it reach Lake Superior Monday night. This system
will lift a warm front moving northeastward over Lake Erie on
Monday followed by an eastward-moving cold front on Tuesday.

LEZ162>165-182030-
Lake Erie open waters from Maumee Bay to Reno Beach OH-
Lake Erie open waters from Reno Beach to The Islands OH-
Lake Erie open waters from The Islands to Vermilion OH-
Lake Erie open waters from Vermilion to Avon Point OH-
932 AM EDT Fri Oct 18 2019

.THIS AFTERNOON...Northwest winds 10 to 15 knots becoming light
and variable. Waves 1 to 3 feet subsiding to 1 foot or less.
.TONIGHT...Southeast winds 10 knots or less becoming south. Waves
1 foot or less.
.SATURDAY...South winds 5 to 10 knots becoming southeast. Waves
2 feet or less.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots becoming south.
Waves 1 foot or less.
.SUNDAY...Southwest winds 5 to 10 knots becoming southeast. Waves
2 feet or less.
.MONDAY...Southeast winds 10 to 15 knots becoming southwest 15 to
20 knots. A chance of showers during the day, then showers likely
Monday night. Waves 1 to 3 feet building to 3 to 5 feet.
.TUESDAY...Southwest winds 15 to 25 knots becoming west. A chance
of showers during the day. Waves 3 to 6 feet.

$$

LEZ061-166>169-182030-
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-
932 AM EDT Fri Oct 18 2019

.THIS AFTERNOON...Northwest winds 5 to 15 knots becoming west.
Waves 1 to 3 feet.
.TONIGHT...West winds 5 to 10 knots becoming south. Waves 1 foot
or less.
.SATURDAY...South winds 5 to 10 knots becoming southeast. Waves
2 feet or less.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots becoming south.
Waves 1 foot or less.
.SUNDAY...Southwest winds 5 to 10 knots becoming southeast. Waves
2 feet or less.
.MONDAY...Southeast winds 10 to 15 knots becoming south 15 to
20 knots. Showers likely Monday night. Waves 1 to 3 feet building
to 3 to 5 feet.
.TUESDAY...Southwest winds 15 to 25 knots becoming west. Showers
likely. Waves 3 to 6 feet building to 5 to 8 feet. Waves
occasionally around 10 feet.

$$

LEZ161-182030-
MAFOR 1815/
ERIE WEST 1/3 12700 13300 13400. Waves 2 feet or less.

ERIE CENTRAL 1/3 12700 11600 11500 14400. Waves 1 to 3 feet this
afternoon. Waves 2 feet or less tonight and Saturday morning.

ERIE EAST 1/3 11710 11700 13600 11500 12400. Waves 1 to 3 feet
this afternoon. Waves 1 foot or less tonight and Saturday
morning.

$$