FQCN23 CWTO 210655
WAVE HEIGHT FORECASTS FOR THE CANADIAN PORTION OF THE GREAT LAKES
ISSUED BY ENVIRONMENT CANADA AT 3:00 A.M. EDT MONDAY 21 APRIL 2025
FOR TODAY TONIGHT AND TUESDAY.
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.
WAVES 1 METRE BUILDING TO 1.5 THIS MORNING THEN SUBSIDING TO 0.5 TO 1
NEAR MIDNIGHT. WAVES SUBSIDING TO 0.5 OR LESS NEAR NOON TUESDAY.

EASTERN LAKE SUPERIOR.
WAVES 0.5 TO 1 METRE BUILDING TO 1.5 THIS MORNING THEN SUBSIDING TO
0.5 TO 1 TUESDAY MORNING. WAVES SUBSIDING TO 0.5 OR LESS TUESDAY
AFTERNOON.

WHITEFISH BAY.
OVER OPEN WATER WAVES 0.5 METRES BUILDING TO 1 THIS MORNING AND TO
1.5 THIS EVENING. WAVES SUBSIDING TO 0.5 TO 1 TUESDAY MORNING AND TO
0.5 OR LESS TUESDAY AFTERNOON.

NORTHERN LAKE HURON.
WAVES 1 TO 1.5 METRES BUILDING TO 2 THIS MORNING AND TO 2 TO 3 EARLY
THIS EVENING. WAVES SUBSIDING TO 1 NEAR NOON TUESDAY AND TO 0.5 OR
LESS TUESDAY EVENING.

SOUTHERN LAKE HURON.
WAVES 0.5 TO 1 METRE BUILDING TO 1.5 EARLY THIS MORNING AND TO 2 TO 3
THIS AFTERNOON. WAVES SUBSIDING TO 1.5 NEAR MIDNIGHT AND TO 0.5 NEAR
NOON TUESDAY.

GEORGIAN BAY.
WAVES 1 METRE BUILDING TO 2 TO 3 THIS MORNING THEN SUBSIDING TO 1.5
NEAR NOON TUESDAY. WAVES SUBSIDING TO 1 TUESDAY EVENING.

LAKE ST. CLAIR.
WAVES 0.5 TO 1 METRE SUBSIDING TO 0.5 NEAR MIDNIGHT.

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

EASTERN LAKE ERIE.
WAVES 1 TO 1.5 METRES SUBSIDING TO 1 NEAR MIDNIGHT AND TO 0.5 OR LESS
TUESDAY EVENING.

WESTERN LAKE ONTARIO.
WAVES 1 TO 1.5 METRES BUILDING TO 2 THIS MORNING THEN SUBSIDING TO 1
EARLY THIS EVENING. WAVES SUBSIDING TO 0.5 TUESDAY EVENING.

EASTERN LAKE ONTARIO.
WAVES 0.5 METRES BUILDING TO 1.5 THIS MORNING THEN SUBSIDING TO 0.5
TO 1 TUESDAY EVENING.

END