FQCN13 CWTO 212225
MARINE FORECASTS FOR THE CANADIAN PORTION OF THE GREAT LAKES AND THE
ONTARIO PORTION OF THE ST. LAWRENCE RIVER ISSUED BY ENVIRONMENT
CANADA AT 6:30 P.M. EDT TUESDAY 21 APRIL 2026 FOR TONIGHT AND
WEDNESDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 3:00 A.M. EDT
WEDNESDAY.

FOG IMPLIES VISIBILITY LESS THAN 1 MILE.

WINDS ARE FOR OFFSHORE AREAS. NEARSHORE WINDS MAY VARY CONSIDERABLY
DUE TO SHORELINE EFFECTS.

WESTERN LAKE SUPERIOR.
WIND LIGHT BECOMING EAST 10 KNOTS WEDNESDAY AFTERNOON THEN INCREASING
 TO EAST 15 WEDNESDAY EVENING.

EASTERN LAKE SUPERIOR.
WIND LIGHT BECOMING EAST 10 KNOTS WEDNESDAY EVENING.

WHITEFISH BAY.
WIND LIGHT TONIGHT AND WEDNESDAY.

NORTHERN LAKE HURON.
WIND SOUTH 15 KNOTS DIMINISHING TO NORTHEAST 10 THIS EVENING THEN
 BACKING TO NORTH 10 LATE OVERNIGHT. WIND BECOMING LIGHT WEDNESDAY
 MORNING.

SOUTHERN LAKE HURON.
WIND SOUTH 15 KNOTS DIMINISHING TO VARIABLE 10 THIS EVENING THEN
 BECOMING NORTH 10 LATE OVERNIGHT. WIND BECOMING LIGHT WEDNESDAY
 EVENING. SCATTERED SHOWERS THIS EVENING.

NORTHERN GEORGIAN BAY.
WIND SOUTHEAST 10 KNOTS BECOMING LIGHT THIS EVENING. WIND LIGHT
 WEDNESDAY.

SOUTHERN GEORGIAN BAY.
WIND SOUTHEAST 15 KNOTS DIMINISHING TO SOUTHEAST 10 THIS EVENING THEN
 BECOMING LIGHT LATE OVERNIGHT. WIND BECOMING NORTHWEST 10 NEAR NOON
 WEDNESDAY.

LAKE ST. CLAIR.
WIND SOUTHWEST 15 KNOTS DIMINISHING TO LIGHT NEAR MIDNIGHT THEN
 BECOMING NORTHEAST 10 WEDNESDAY EVENING. SCATTERED SHOWERS THIS
 EVENING WITH A RISK OF THUNDERSTORMS.

WESTERN LAKE ERIE.
WIND SOUTHWEST 15 KNOTS DIMINISHING TO SOUTHWEST 10 THIS EVENING THEN
 BECOMING LIGHT WEDNESDAY MORNING. SCATTERED SHOWERS THIS EVENING
 WITH A RISK OF THUNDERSTORMS.

EASTERN LAKE ERIE.
WIND SOUTH 10 KNOTS VEERING TO SOUTHWEST 10 THIS EVENING THEN
 BECOMING LIGHT WEDNESDAY EVENING. SCATTERED SHOWERS ENDING
 OVERNIGHT.

WESTERN LAKE ONTARIO.
WIND EAST 10 KNOTS VEERING TO SOUTHEAST 10 THIS EVENING THEN BECOMING
 LIGHT LATE OVERNIGHT. WIND BECOMING NORTH 10 WEDNESDAY EVENING.
 SCATTERED SHOWERS THIS EVENING.

EASTERN LAKE ONTARIO.
WIND SOUTHEAST 15 TO 20 KNOTS DIMINISHING TO LIGHT WEDNESDAY MORNING.
 SCATTERED SHOWERS THIS EVENING.

KINGSTON TO CORNWALL.
WIND SOUTH 10 KNOTS BECOMING LIGHT LATE OVERNIGHT. WIND LIGHT
 WEDNESDAY.

END