FQCN13 CWTO 270655
MARINE FORECASTS FOR THE CANADIAN PORTION OF THE GREAT LAKES AND THE
ONTARIO PORTION OF THE ST. LAWRENCE RIVER ISSUED BY ENVIRONMENT
CANADA AT 3:00 A.M. EDT MONDAY 27 APRIL 2026 FOR TODAY TONIGHT AND
TUESDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 10:30 A.M. EDT.

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 NORTHEAST 15 KNOTS VEERING TO SOUTHEAST 15 EARLY THIS MORNING
 THEN INCREASING TO SOUTHEAST 25 NEAR NOON. WIND INCREASING TO
 SOUTHEAST 30 EARLY THIS EVENING THEN DIMINISHING TO VARIABLE 15
 OVERNIGHT. WIND INCREASING TO NORTHWEST 25 TUESDAY MORNING THEN
 DIMINISHING TO NORTHWEST 15 TUESDAY AFTERNOON. RAIN BEGINNING THIS
 AFTERNOON CHANGING TO SCATTERED SHOWERS TUESDAY MORNING AND ENDING
 NEAR NOON TUESDAY. FOG PATCHES DISSIPATING EARLY THIS MORNING. FOG
 PATCHES FORMING THIS EVENING AND DISSIPATING TUESDAY MORNING.

EASTERN LAKE SUPERIOR.
GALE WARNING IN EFFECT.
WIND SOUTHEAST 15 KNOTS INCREASING TO SOUTHEAST 25 THIS MORNING AND
 TO SOUTHEAST 35 EARLY THIS EVENING. WIND DIMINISHING TO SOUTHEAST 25
 OVERNIGHT THEN BECOMING WEST 25 TUESDAY MORNING. WIND VEERING TO
 NORTHWEST 30 NEAR NOON TUESDAY THEN DIMINISHING TO NORTHWEST 20
 TUESDAY EVENING. RAIN BEGINNING THIS EVENING CHANGING TO SHOWERS
 TUESDAY MORNING AND ENDING NEAR NOON TUESDAY. RISK OF THUNDERSTORMS
 OVERNIGHT AND TUESDAY MORNING. FOG PATCHES FORMING THIS EVENING AND
 DISSIPATING NEAR NOON TUESDAY.

WHITEFISH BAY.
WIND SOUTHEAST 10 KNOTS INCREASING TO SOUTHEAST 15 EARLY THIS MORNING
 AND TO SOUTHEAST 25 NEAR NOON. WIND INCREASING TO SOUTHEAST 30 EARLY
 THIS EVENING THEN DIMINISHING TO SOUTHEAST 20 TUESDAY MORNING. WIND
 BECOMING WEST 20 NEAR NOON TUESDAY THEN VEERING TO NORTHWEST 15
 TUESDAY EVENING. RAIN BEGINNING THIS EVENING CHANGING TO SHOWERS
 TUESDAY MORNING AND ENDING TUESDAY AFTERNOON. RISK OF THUNDERSTORMS
 OVERNIGHT AND TUESDAY MORNING. FOG PATCHES FORMING OVERNIGHT AND
 DISSIPATING NEAR NOON TUESDAY.

NORTHERN LAKE HURON.
WIND SOUTHEAST 10 KNOTS INCREASING TO SOUTHEAST 15 THIS MORNING AND
 TO SOUTHEAST 20 THIS AFTERNOON. WIND INCREASING TO SOUTH 30
 OVERNIGHT THEN VEERING TO SOUTHWEST 25 TUESDAY MORNING. WIND
 DIMINISHING TO NORTHWEST 15 TUESDAY AFTERNOON. SHOWERS OVERNIGHT AND
 TUESDAY WITH A RISK OF THUNDERSTORMS. FOG PATCHES FORMING OVERNIGHT
 AND DISSIPATING TUESDAY EVENING.

SOUTHERN LAKE HURON.
WIND SOUTHEAST 10 KNOTS INCREASING TO SOUTHEAST 15 THIS MORNING AND
 TO SOUTHEAST 20 THIS AFTERNOON. WIND INCREASING TO SOUTH 30
 OVERNIGHT THEN VEERING TO SOUTHWEST 25 TUESDAY MORNING. WIND
 DIMINISHING TO WEST 15 TUESDAY AFTERNOON AND TO VARIABLE 10 TUESDAY
 EVENING. SHOWERS OVERNIGHT AND TUESDAY WITH A RISK OF THUNDERSTORMS.
 FOG PATCHES FORMING TUESDAY MORNING.

GEORGIAN BAY.
WIND LIGHT BECOMING SOUTHEAST 10 KNOTS EARLY THIS MORNING THEN
 INCREASING TO SOUTHEAST 15 NEAR NOON. WIND INCREASING TO SOUTHEAST
 20 EARLY THIS EVENING AND TO SOUTHEAST 30 OVERNIGHT. WIND
 DIMINISHING TO SOUTHWEST 20 NEAR NOON TUESDAY THEN VEERING TO WEST
 15 TUESDAY EVENING. SHOWERS OVERNIGHT AND TUESDAY. RISK OF
 THUNDERSTORMS TUESDAY MORNING AND AFTERNOON. FOG PATCHES FORMING
 TUESDAY MORNING.

LAKE ST. CLAIR.
WIND LIGHT INCREASING TO SOUTHEAST 15 KNOTS THIS MORNING AND TO
 SOUTHEAST 20 EARLY THIS EVENING. WIND VEERING TO SOUTH 20 NEAR
 MIDNIGHT THEN INCREASING TO SOUTH 25 OVERNIGHT. WIND VEERING TO
 SOUTHWEST 20 TUESDAY MORNING THEN TO WEST 15 TUESDAY AFTERNOON. WIND
 DIMINISHING TO WEST 10 TUESDAY EVENING. SHOWERS OVERNIGHT AND
 TUESDAY WITH A RISK OF THUNDERSTORMS. FOG PATCHES FORMING TUESDAY
 MORNING AND DISSIPATING NEAR NOON TUESDAY.

WESTERN LAKE ERIE.
WIND EAST 15 KNOTS INCREASING TO SOUTHEAST 25 THIS EVENING THEN
 VEERING TO SOUTH 30 OVERNIGHT. WIND VEERING TO SOUTHWEST 25 TUESDAY
 MORNING THEN DIMINISHING TO SOUTHWEST 15 TUESDAY AFTERNOON. WIND
 VEERING TO WEST 15 TUESDAY EVENING. SHOWERS OVERNIGHT AND TUESDAY
 WITH A RISK OF THUNDERSTORMS. FOG PATCHES FORMING TUESDAY MORNING
 AND DISSIPATING NEAR NOON TUESDAY. FOG PATCHES REFORMING TUESDAY
 EVENING.

EASTERN LAKE ERIE.
WIND EAST 10 KNOTS INCREASING TO EAST 15 NEAR NOON AND TO SOUTHEAST
 25 THIS EVENING. WIND VEERING TO SOUTH 25 OVERNIGHT THEN TO
 SOUTHWEST 20 TUESDAY AFTERNOON. WIND DIMINISHING TO SOUTHWEST 15
 TUESDAY EVENING. SCATTERED SHOWERS OVERNIGHT AND TUESDAY. RISK OF
 THUNDERSTORMS TUESDAY MORNING AND AFTERNOON. FOG PATCHES FORMING
 TUESDAY EVENING.

WESTERN LAKE ONTARIO.
WIND LIGHT BECOMING NORTHEAST 10 KNOTS THIS MORNING THEN INCREASING
 TO EAST 15 THIS AFTERNOON. WIND INCREASING TO EAST 20 EARLY THIS
 EVENING THEN VEERING TO SOUTHEAST 15 NEAR MIDNIGHT. WIND VEERING TO
 SOUTH 15 TUESDAY AFTERNOON THEN DIMINISHING TO SOUTHWEST 10 TUESDAY
 EVENING. SCATTERED SHOWERS TUESDAY. RISK OF THUNDERSTORMS TUESDAY
 AFTERNOON. FOG PATCHES FORMING TUESDAY EVENING.

EASTERN LAKE ONTARIO.
WIND LIGHT BECOMING EAST 10 KNOTS THIS AFTERNOON THEN INCREASING TO
 SOUTHEAST 15 THIS EVENING. WIND INCREASING TO SOUTHEAST 20 TUESDAY
 MORNING THEN VEERING TO SOUTH 20 NEAR NOON TUESDAY. SCATTERED
 SHOWERS TUESDAY. FOG PATCHES FORMING TUESDAY EVENING.

KINGSTON TO CORNWALL.
WIND LIGHT BECOMING SOUTHEAST 10 KNOTS OVERNIGHT THEN INCREASING TO
 SOUTH 15 NEAR NOON TUESDAY. SCATTERED SHOWERS TUESDAY AFTERNOON AND
 EVENING.

END