FQCN23 CWTO 190655
WAVE HEIGHT FORECASTS FOR THE CANADIAN PORTION OF THE GREAT LAKES
ISSUED BY ENVIRONMENT CANADA AT 3:00 A.M. EDT SUNDAY 19 APRIL 2026
FOR TODAY TONIGHT AND MONDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 10:30 A.M. EDT.

WAVE HEIGHTS ARE FOR OFFSHORE AND ARE FORECAST FROM TROUGH TO CREST.
NEARSHORE WAVES MAY VARY CONSIDERABLY DUE TO SHORELINE EFFECTS.

WESTERN LAKE SUPERIOR.
OVER OPEN WATER WAVES 2 TO 3 METRES SUBSIDING TO 1 TO 1.5 THIS
MORNING AND TO 0.5 TO 1 THIS EVENING. WAVES SUBSIDING TO 0.5 OR LESS
OVERNIGHT THEN BUILDING TO 1 TO 1.5 MONDAY EVENING.

EASTERN LAKE SUPERIOR.
OVER OPEN WATER WAVES 2 TO 3 METRES SUBSIDING TO 1 TO 1.5 THIS
MORNING AND TO 0.5 TO 1 NEAR MIDNIGHT. WAVES SUBSIDING TO 0.5 OR LESS
MONDAY MORNING THEN BUILDING TO 1 TO 1.5 MONDAY EVENING.

WHITEFISH BAY.
OVER OPEN WATER WAVES 2 METRES SUBSIDING TO 1 TO 1.5 THIS MORNING AND
TO 0.5 TO 1 NEAR MIDNIGHT. WAVES SUBSIDING TO 0.5 OR LESS MONDAY
MORNING THEN BUILDING TO 0.5 TO 1 MONDAY EVENING.

NORTHERN LAKE HURON.
WAVES 1.5 TO 2 METRES.

SOUTHERN LAKE HURON.
WAVES 0.5 METRES OR LESS BUILDING TO 0.5 TO 1 NEAR NOON AND TO 1 TO
1.5 EARLY THIS EVENING. WAVES BUILDING TO 2 LATE THIS EVENING THEN
SUBSIDING TO 1 TO 1.5 OVERNIGHT AND TO 0.5 OR LESS NEAR NOON MONDAY.

NORTHERN GEORGIAN BAY.
WAVES 0.5 TO 1 METRE BUILDING TO 1 TO 1.5 NEAR NOON THEN SUBSIDING TO
0.5 TO 1 MONDAY MORNING. WAVES SUBSIDING TO 0.5 OR LESS NEAR NOON
MONDAY THEN BUILDING TO 0.5 TO 1 MONDAY EVENING.

SOUTHERN GEORGIAN BAY.
WAVES 0.5 TO 1 METRE BUILDING TO 1 TO 1.5 EARLY THIS EVENING THEN
SUBSIDING TO 0.5 TO 1 MONDAY MORNING. WAVES SUBSIDING TO 0.5 OR LESS
NEAR NOON MONDAY.

LAKE ST. CLAIR.
WAVES 0.5 TO 1 METRE SUBSIDING TO 0.5 OR LESS NEAR NOON MONDAY.

WESTERN LAKE ERIE.
WAVES 1 TO 1.5 METRES SUBSIDING TO 0.5 TO 1 OVERNIGHT AND TO 0.5 OR
LESS NEAR NOON MONDAY.

EASTERN LAKE ERIE.
WAVES 1 TO 1.5 METRES SUBSIDING TO 0.5 TO 1 OVERNIGHT AND TO 0.5 OR
LESS NEAR NOON MONDAY.

WESTERN LAKE ONTARIO.
WAVES 0.5 TO 1 METRE BUILDING TO 1 TO 1.5 THIS EVENING THEN SUBSIDING
TO 0.5 TO 1 MONDAY MORNING. WAVES SUBSIDING TO 0.5 OR LESS MONDAY
AFTERNOON.

EASTERN LAKE ONTARIO.
WAVES 0.5 TO 1 METRE BUILDING TO 1 TO 1.5 THIS EVENING THEN SUBSIDING
TO 0.5 TO 1 MONDAY MORNING.

END