FQCN23 CWTO 121425
WAVE HEIGHT FORECASTS FOR THE CANADIAN PORTION OF THE GREAT LAKES
ISSUED BY ENVIRONMENT CANADA AT 10:30 A.M. EDT SUNDAY 12 APRIL 2026
FOR TODAY TONIGHT AND MONDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 6:30 P.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 METRES SUBSIDING TO 1.5 NEAR MIDNIGHT AND TO
0.5 TO 1 EARLY MONDAY MORNING.

EASTERN LAKE SUPERIOR.
WAVES 2 TO 3 METRES SUBSIDING TO 1.5 NEAR MIDNIGHT AND TO 0.5 TO 1
EARLY MONDAY MORNING.

WHITEFISH BAY.
OVER OPEN WATER WAVES 0.5 TO 1 METRE SUBSIDING TO 0.5 OR LESS MONDAY
MORNING.

NORTHERN LAKE HURON.
WAVES 1 TO 1.5 METRES BUILDING TO 2 THIS EVENING THEN SUBSIDING TO 1
TO 1.5 NEAR NOON MONDAY. WAVES SUBSIDING TO 0.5 OR LESS MONDAY
EVENING.

SOUTHERN LAKE HURON.
WAVES 0.5 TO 1 METRE BUILDING TO 1.5 THIS AFTERNOON THEN SUBSIDING TO
0.5 TO 1 MONDAY EVENING.

NORTHERN GEORGIAN BAY.
OVER OPEN WATER WAVES 0.5 TO 1 METRE BUILDING TO 1.5 THIS AFTERNOON
THEN SUBSIDING TO 0.5 TO 1 MONDAY AFTERNOON.

SOUTHERN GEORGIAN BAY.
WAVES 0.5 TO 1 METRE BUILDING TO 1 TO 1.5 THIS AFTERNOON THEN
SUBSIDING TO 0.5 TO 1 MONDAY AFTERNOON.

LAKE ST. CLAIR.
WAVES LESS THAN 0.5 METRES BUILDING TO 0.5 THIS AFTERNOON THEN
SUBSIDING TO LESS THAN 0.5 MONDAY EVENING.

WESTERN LAKE ERIE.
WAVES 0.5 TO 1 METRE BUILDING TO 1 TO 1.5 THIS EVENING THEN SUBSIDING
TO 0.5 TO 1 MONDAY EVENING.

EASTERN LAKE ERIE.
WAVES 0.5 METRES OR LESS BUILDING TO 0.5 TO 1 EARLY THIS EVENING AND
TO 1 TO 1.5 NEAR MIDNIGHT. WAVES SUBSIDING TO 0.5 TO 1 MONDAY
EVENING.

WESTERN LAKE ONTARIO.
WAVES 0.5 METRES OR LESS BUILDING TO 0.5 TO 1 NEAR NOON AND TO 2 NEAR
NOON MONDAY. WAVES SUBSIDING TO 0.5 TO 1 MONDAY EVENING.

EASTERN LAKE ONTARIO.
WAVES 0.5 TO 1 METRE BUILDING TO 1 TO 1.5 NEAR MIDNIGHT AND TO 2 NEAR
NOON MONDAY. WAVES SUBSIDING TO 0.5 TO 1 MONDAY EVENING.

END