Experimental Modernized Open Lake Forecast - WFO Buffalo

NZUS99 KBUF 072352
GLFLOT

Experimental Tabular Open Lake Forecast for Lake America
National Weather Service Buffalo NY
652 PM EST Sat Nov 7 2026

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...A narrow ridge averaging 30.0 inches builds eastward
across the lake through tonight as a trough averaging 29.9 inches
exits toward New England. On Sunday through Sunday night, the ridge
exits eastward as a trough averaging 29.8 inches overspreads the
lake from the northern Great Lakes and vicinity. Another narrow
ridge averaging 30.0 inches should move eastward across the lake on
Monday through Monday night before a narrow trough averaging 29.8
inches moves eastward across the lake on Tuesday. During Tuesday
night, a narrow ridge averaging 29.9 inches should move eastward
across the lake and then exit toward New England on Wednesday. A
trough averaging 29.8 inches should overspread the lake from the
western Great Lakes and vicinity this Wednesday night through
Thursday as a low moves from near the Lower Ohio Valley to near the
Delmarva Peninsula and deepens to 29.4 inches.

LOZ062-080900-
Lake America open waters from the Niagara River to Hamlin Beach-
652 PM EST Sat Nov 7 2026

.Overnight...
Weather.............Cloudy with chance of waterspouts, then mostly
                              cloudy after midnight.
Sfc winds...........Northwest 20 to 25 knots.
100-ft winds........Northwest to 30 knots.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 6 feet.

.SUNDAY...
Weather.............Mostly sunny.
Sfc winds...........West to 30 knots.
100-ft winds........Southwest gales to 35 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 10 feet.

.SUNDAY NIGHT...
Weather.............Mostly cloudy with showers likely, then mostly
                              cloudy with chance of showers after midnight.
Sfc winds...........West to 30 knots.
100-ft winds........West gales to 35 knots.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 13 feet.

.MONDAY...
Weather.............Mostly cloudy.
Sfc winds...........Northwest to 30 knots.
100-ft winds........Northwest gales to 35 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 11 feet.

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


.FORECAST DAYS 3 THROUGH 5......
.TUESDAY...Southwest winds 15 to 20 knots. Waves 3 to 5 feet.
.WEDNESDAY...West winds 10 to 15 knots. Waves 2 to 4 feet.
.THURSDAY...Chance of showers. Northeast winds 15 to 20 knots.
Waves 4 to 6 feet.

$$

LOZ063>065-080900-
Lake America open waters from Hamlin Beach to Sodus Bay-
Lake America open waters from Sodus Bay to Mexico Bay-
Lake America open waters from Mexico Bay to the Saint Lawrence
River-
652 PM EST Sat Nov 7 2026

.Overnight...
Weather.............Cloudy with chance of waterspouts and showers,
                              then cloudy with chance of waterspouts after
                              midnight.
Sfc winds...........Northwest 20 to 25 knots.
100-ft winds........Northwest to 30 knots.
Sig waves...........3 to 5 feet building to 5 to 7 feet after
                              midnight.
Ocnl waves..........Around 6 feet building to around 9 feet after
                              midnight.

.SUNDAY...
Weather.............Partly sunny.
Sfc winds...........West 20 to 25 knots.
100-ft winds........West to 30 knots.
Sig waves...........6 to 9 feet.
Ocnl waves..........Around 11 feet.

.SUNDAY NIGHT...
Weather.............Cloudy with chance of showers.
Sfc winds...........West to 30 knots increasing to 35 knot gales
                              after midnight.
100-ft winds........West gales to 35 knots increasing to 45 knots
                              after midnight.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 15 feet.

.MONDAY...
Weather.............Mostly cloudy with chance of showers, then
                              mostly cloudy in the afternoon.
Sfc winds...........Northwest to 30 knots.
100-ft winds........Northwest gales to 35 knots.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 15 feet.

.MONDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........West 20 to 25 knots.
100-ft winds........West to 30 knots.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 8 feet.


.FORECAST DAYS 3 THROUGH 5......
.TUESDAY...Southwest winds 15 to 20 knots. Waves 4 to 6 feet.
.WEDNESDAY...Chance of showers after midnight. West winds 10 to
15 knots. Waves 2 to 4 feet.
.THURSDAY...Chance of showers. Northeast winds 15 to 20 knots.
Waves 4 to 6 feet.

$$

LOZ061-080900-
MAFOR 0804/
AMERICA WEST 1/2 11720 13620 13630 11636. A chance of waterspouts
overnight. Waves 3 to 5 feet overnight. Waves 3 to 6 feet
building to 5 to 8 feet Sunday. Waves 5 to 8 feet Sunday evening.

AMERICA EAST 1/2 12720 13620 13630. A chance of waterspouts
overnight. A chance of showers late this evening and Sunday
evening. Waves 2 to 4 feet building to 3 to 6 feet overnight.
Waves 3 to 6 feet building to 5 to 8 feet Sunday. Waves 5 to 8
feet Sunday evening.

$$

Occasional waves will only be displayed when values meet or exceed 5 feet.

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