FQCN23 CWTO 071425
WAVE HEIGHT FORECASTS FOR THE CANADIAN PORTION OF THE GREAT LAKES
ISSUED BY ENVIRONMENT CANADA AT 10:30 A.M. EDT THURSDAY 7 MAY 2026
FOR TODAY TONIGHT AND FRIDAY.
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.
WAVES 0.5 METRES BUILDING TO 0.5 TO 1 FRIDAY EVENING.

EASTERN LAKE SUPERIOR.
WAVES 0.5 METRES.

WHITEFISH BAY.
WAVES 0.5 METRES OR LESS.

NORTHERN LAKE HURON.
WAVES 0.5 METRES.

SOUTHERN LAKE HURON.
WAVES 0.5 METRES.

NORTHERN GEORGIAN BAY.
WAVES 0.5 TO 1 METRE SUBSIDING TO 0.5 OR LESS EARLY FRIDAY MORNING.

SOUTHERN GEORGIAN BAY.
WAVES 0.5 METRES OR LESS.

LAKE ST. CLAIR.
WAVES 0.5 METRES.

WESTERN LAKE ERIE.
WAVES 0.5 METRES OR LESS BUILDING TO 0.5 TO 1 EARLY THIS EVENING THEN
SUBSIDING TO 0.5 OR LESS FRIDAY MORNING. WAVES BUILDING TO 0.5 TO 1
FRIDAY EVENING.

EASTERN LAKE ERIE.
WAVES 0.5 METRES OR LESS BUILDING TO 0.5 TO 1 THIS AFTERNOON THEN
SUBSIDING TO 0.5 OR LESS LATE OVERNIGHT. WAVES BUILDING TO 0.5 TO 1
FRIDAY EVENING.

WESTERN LAKE ONTARIO.
WAVES 0.5 METRES OR LESS BUILDING TO 0.5 TO 1 FRIDAY EVENING.

EASTERN LAKE ONTARIO.
WAVES 0.5 METRES OR LESS.

END