FQCN13 CWTO 181425
MARINE FORECASTS FOR THE CANADIAN PORTION OF THE GREAT LAKES AND THE
ONTARIO PORTION OF THE ST. LAWRENCE RIVER ISSUED BY ENVIRONMENT
CANADA AT 10:30 A.M. EDT WEDNESDAY 18 MARCH 2026 FOR TODAY TONIGHT
AND THURSDAY.
THE NEXT SCHEDULED FORECAST WILL BE ISSUED AT 6:30 P.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 SOUTHWEST 20 KNOTS DIMINISHING TO SOUTHWEST 15 EARLY THIS
 EVENING AND TO WEST 10 LATE THIS EVENING. WIND VEERING TO NORTH 10
 LATE OVERNIGHT THEN BECOMING LIGHT NEAR NOON THURSDAY. WIND BECOMING
 SOUTH 10 THURSDAY EVENING. FLURRIES ENDING THIS EVENING. SNOW
 THURSDAY EVENING. VISIBILITY 1 MILE OR LESS IN PRECIPITATION.

EASTERN LAKE SUPERIOR.
WIND SOUTH 20 KNOTS DIMINISHING TO SOUTH 15 THIS AFTERNOON AND TO
 SOUTHWEST 10 NEAR MIDNIGHT. WIND VEERING TO NORTHWEST 10 LATE
 OVERNIGHT THEN BECOMING LIGHT NEAR NOON THURSDAY. WIND BECOMING
 SOUTH 10 THURSDAY EVENING. FLURRIES ENDING THURSDAY MORNING.
 VISIBILITY 1 MILE OR LESS IN FLURRIES. OVER OPEN WATER RISK OF
 FREEZING SPRAY LATE THIS MORNING AND THIS AFTERNOON.

WHITEFISH BAY.
WIND SOUTHEAST 20 KNOTS VEERING TO SOUTH 15 THIS AFTERNOON THEN
 DIMINISHING TO SOUTHWEST 10 THIS EVENING. WIND VEERING TO NORTHWEST
 10 THURSDAY MORNING THEN BECOMING LIGHT THURSDAY EVENING. FLURRIES
 ENDING THURSDAY MORNING. VISIBILITY 1 MILE OR LESS IN FLURRIES.

NORTHERN LAKE HURON.
WIND SOUTH 20 KNOTS INCREASING TO SOUTH 25 NEAR NOON THEN DIMINISHING
 TO SOUTHWEST 15 NEAR MIDNIGHT. WIND DIMINISHING TO WEST 10 EARLY
 THURSDAY MORNING THEN INCREASING TO NORTHWEST 15 NEAR NOON THURSDAY.
 WIND DIMINISHING TO LIGHT THURSDAY EVENING. FLURRIES THIS AFTERNOON
 TONIGHT AND THURSDAY MORNING. VISIBILITY AS LOW AS 1 MILE IN
 FLURRIES. OVER OPEN WATER RISK OF FREEZING SPRAY THIS AFTERNOON.

SOUTHERN LAKE HURON.
WIND SOUTHWEST 15 KNOTS BACKING TO SOUTH 20 NEAR NOON THEN INCREASING
 TO SOUTH 25 EARLY THIS EVENING. WIND DIMINISHING TO SOUTHWEST 15
 NEAR MIDNIGHT AND TO WEST 10 EARLY THURSDAY MORNING. WIND VEERING TO
 NORTHWEST 10 NEAR NOON THURSDAY THEN BECOMING LIGHT THURSDAY
 EVENING. FLURRIES BEGINNING THIS AFTERNOON CHANGING TO SCATTERED
 SHOWERS NEAR NOON THURSDAY. VISIBILITY AS LOW AS 1 MILE IN FLURRIES.
 OVER OPEN WATER RISK OF FREEZING SPRAY THIS AFTERNOON.

NORTHERN GEORGIAN BAY.
WIND SOUTHEAST 15 KNOTS VEERING TO SOUTH 20 THIS AFTERNOON THEN TO
 SOUTHWEST 15 NEAR MIDNIGHT. WIND DIMINISHING TO LIGHT EARLY THURSDAY
 MORNING THEN BECOMING NORTHWEST 10 THURSDAY AFTERNOON. WIND BECOMING
 LIGHT THURSDAY EVENING. FLURRIES THIS AFTERNOON TONIGHT AND THURSDAY
 MORNING. VISIBILITY AS LOW AS 1 MILE IN FLURRIES.

SOUTHERN GEORGIAN BAY.
WIND SOUTH 15 KNOTS INCREASING TO SOUTH 20 EARLY THIS EVENING THEN
 VEERING TO SOUTHWEST 15 NEAR MIDNIGHT. WIND DIMINISHING TO LIGHT
 EARLY THURSDAY MORNING THEN BECOMING NORTHWEST 10 THURSDAY
 AFTERNOON. WIND BECOMING LIGHT THURSDAY EVENING. FLURRIES TONIGHT
 AND THURSDAY MORNING. VISIBILITY AS LOW AS 1 MILE IN FLURRIES.

LAKE ST. CLAIR.
WIND SOUTH 15 KNOTS DIMINISHING TO SOUTH 10 THIS EVENING THEN
 BECOMING LIGHT LATE OVERNIGHT. WIND LIGHT THURSDAY. FLURRIES
 BEGINNING THIS AFTERNOON WITH A RISK OF FREEZING DRIZZLE CHANGING TO
 SHOWERS THURSDAY MORNING. FOG PATCHES FORMING THURSDAY EVENING.

WESTERN LAKE ERIE.
WIND SOUTH 15 KNOTS INCREASING TO SOUTH 20 NEAR NOON THEN DIMINISHING
 TO SOUTHWEST 10 LATE OVERNIGHT. WIND BECOMING LIGHT THURSDAY
 MORNING. FLURRIES BEGINNING THIS EVENING WITH A RISK OF FREEZING
 DRIZZLE CHANGING TO SHOWERS OVERNIGHT.

EASTERN LAKE ERIE.
WIND SOUTHWEST 15 KNOTS BACKING TO SOUTH 15 EARLY THIS EVENING THEN
 VEERING TO SOUTHWEST 20 LATE OVERNIGHT. WIND DIMINISHING TO
 SOUTHWEST 10 THURSDAY MORNING THEN BECOMING LIGHT THURSDAY EVENING.
 SCATTERED FLURRIES BEGINNING THIS EVENING WITH A RISK OF FREEZING
 DRIZZLE CHANGING TO SHOWERS THURSDAY MORNING.

WESTERN LAKE ONTARIO.
WIND SOUTHWEST 10 KNOTS INCREASING TO SOUTH 15 NEAR NOON THEN
 DIMINISHING TO SOUTHWEST 10 EARLY THURSDAY MORNING. WIND VEERING TO
 WEST 10 NEAR NOON THURSDAY THEN TO NORTHWEST 10 THURSDAY EVENING.
 SCATTERED FLURRIES THIS MORNING. FLURRIES BEGINNING NEAR MIDNIGHT
 CHANGING TO SHOWERS NEAR NOON THURSDAY.

EASTERN LAKE ONTARIO.
WIND SOUTHEAST 10 KNOTS VEERING TO SOUTH 10 THIS AFTERNOON THEN
 INCREASING TO SOUTH 15 THIS EVENING. WIND DIMINISHING TO SOUTHWEST
 10 NEAR NOON THURSDAY THEN VEERING TO WEST 10 THURSDAY EVENING.
 FLURRIES BEGINNING NEAR MIDNIGHT CHANGING TO SHOWERS THURSDAY
 EVENING.

KINGSTON TO CORNWALL.
WIND LIGHT BECOMING SOUTH 10 KNOTS NEAR NOON. WIND SOUTH 10 TONIGHT
 AND THURSDAY. FLURRIES THURSDAY. VISIBILITY AS LOW AS 1 MILE IN
 FLURRIES.

END