863
FZUS63 KDTX 171358
GLFLH
OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
958 AM EDT FRI JUL 17 2026
FOR WATERS BEYOND FIVE NAUTICAL MILES OFF SHORE ON LAKE HURON
WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE HIGHEST
1/3 OF THE WAVE SPECTRUM. OCCASIONAL WAVE HEIGHT IS THE AVERAGE OF
THE HIGHEST 1/10 OF THE WAVE SPECTRUM.
SYNOPSIS
CANADIAN WILDFIRE SMOKE PERSISTS TODAY AMIDST HIGH
PRESSURE INFLUENCE. THE NEXT WEAK LOW PRESSURE SYSTEMS ARRIVE
FRIDAY BRINGING A ROUND OF SHOWERS AND THUNDERSTORMS LATE IN THE
DAY AND OVERNIGHT. THIS WILL BE FOLLOWED BY A SECONDARY LOW ON
SATURDAY TRACKING ACROSS THE STRAITS INTO NORTHERN LAKE HURON WITH
ADDITIONAL UNSETTLED WEATHER.
LHZ361-172200-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
958 AM EDT FRI JUL 17 2026
REST OF TODAY
SOUTHEAST WINDS 5 TO 10 KNOTS. LIGHT SMOKE. A
CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 2 FEET OR LESS.
TONIGHT
EAST WINDS 10 TO 15 KNOTS VEERING TO THE SOUTHEAST
AFTER MIDNIGHT...THEN BECOMING SOUTH 15 TO 20 KNOTS EARLY IN THE
MORNING. A CHANCE OF SHOWERS IN THE EVENING...THEN SHOWERS LIKELY
AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. SMOKE. WAVES 1 TO
3 FEET BUILDING TO 3 TO 5 FEET EARLY IN THE MORNING.
SATURDAY
SOUTHWEST WINDS 15 TO 20 KNOTS VEERING TO THE
NORTHWEST IN THE LATE MORNING AND AFTERNOON. GUSTS TO 30 KNOTS.
SHOWERS LIKELY IN THE MORNING. AREAS OF SMOKE. WAVES 4 TO 6 FEET.
SATURDAY NIGHT
NORTHWEST WINDS 15 TO 20 KNOTS. WAVES 4 TO
6 FEET SUBSIDING TO 2 TO 4 FEET AFTER MIDNIGHT. WAVES
OCCASIONALLY AROUND 8 FEET.
SUNDAY
NORTH WINDS 5 TO 10 KNOTS IN THE MORNING BECOMING LIGHT
AND VARIABLE...THEN BECOMING SOUTHWEST 5 TO 10 KNOTS LATE IN THE
AFTERNOON. WAVES 2 FEET OR LESS.
MONDAY
SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 15 TO
20 KNOTS WITH GUSTS TO AROUND 30 KNOTS BY MIDNIGHT. A CHANCE OF
SHOWERS EARLY IN THE MORNING. RAIN SHOWERS AND A CHANCE OF
THUNDERSTORMS . WAVES 2 TO 4 FEET BUILDING TO 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 8 FEET.
TUESDAY
SOUTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING NORTHWEST TO 30 KNOTS WITH GUSTS TO 40 KNOT
GALES. A CHANCE OF THUNDERSTORMS EARLY IN THE MORNING. WAVES 6 TO
9 FEET BUILDING TO 10 TO 14 FEET . WAVES OCCASIONALLY AROUND
18 FEET.
LHZ362-363-172200-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
958 AM EDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING
REST OF TODAY
LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 5 TO
10 KNOTS LATE IN THE AFTERNOON. SMOKE. WAVES 2 FEET OR LESS.
TONIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS EARLY IN THE MORNING. SMOKE. A CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET AFTER
MIDNIGHT.
SATURDAY
SOUTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO AROUND
30 KNOTS BECOMING NORTHWEST 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT
GALES EARLY IN THE AFTERNOON. A CHANCE OF SHOWERS. PATCHY SMOKE
IN THE MORNING. AREAS OF SMOKE IN THE AFTERNOON. WAVES 4 TO
6 FEET BUILDING TO 6 TO 9 FEET EARLY IN THE AFTERNOON. WAVES
OCCASIONALLY AROUND 12 FEET.
SATURDAY NIGHT
NORTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO
AROUND 30 KNOTS BECOMING NORTHWEST 20 TO 25 KNOTS. PATCHY SMOKE
IN THE EVENING. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND
10 FEET.
SUNDAY
NORTH WINDS 5 TO 10 KNOTS IN THE MORNING BECOMING LIGHT
AND VARIABLE...THEN BECOMING EAST 5 TO 10 KNOTS LATE IN THE
AFTERNOON VEERING TO THE SOUTH. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 3 FEET.
MONDAY
SOUTH WINDS 10 TO 15 KNOTS INCREASING TO 20 TO 25 KNOTS
WITH GUSTS TO AROUND 30 KNOTS. SHOWERS AND A CHANCE OF
THUNDERSTORMS . WAVES 1 TO 3 FEET BUILDING TO 6 TO 9 FEET. WAVES
OCCASIONALLY AROUND 12 FEET.
TUESDAY
SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
20 TO 25 KNOTS EARLY IN THE EVENING...THEN INCREASING TO 30 KNOTS
BY MIDNIGHT. GUSTS TO 35 KNOT GALES. SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS EARLY IN THE MORNING...THEN A CHANCE OF SHOWERS
UNTIL EARLY EVENING. WAVES 8 TO 12 FEET BUILDING TO 10 TO 14 FEET
. WAVES OCCASIONALLY AROUND 18 FEET.
LHZ462>464-172200-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
958 AM EDT FRI JUL 17 2026
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING
REST OF TODAY
LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 5 TO
10 KNOTS LATE IN THE AFTERNOON. SMOKE. WAVES 2 FEET OR LESS.
TONIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. SMOKE. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT.
SATURDAY
SOUTHWEST WINDS 15 TO 20 KNOTS VEERING TO THE WEST
WITH GUSTS TO AROUND 30 KNOTS EARLY IN THE AFTERNOON. A CHANCE OF
SHOWERS AND THUNDERSTORMS. AREAS OF SMOKE IN THE AFTERNOON. WAVES
3 TO 5 FEET.
SATURDAY NIGHT
NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO
35 KNOT GALES DECREASING TO 10 TO 15 KNOTS. PATCHY SMOKE IN THE
EVENING. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
SUNDAY
NORTH WINDS 10 TO 15 KNOTS DECREASING TO 5 TO 10 KNOTS
LATE IN THE MORNING...THEN BECOMING LIGHT AND VARIABLE LATE IN
THE AFTERNOON BECOMING SOUTH 5 TO 10 KNOTS LATE IN THE EVENING.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
MONDAY
SOUTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS
WITH GUSTS TO AROUND 30 KNOTS . SHOWERS EARLY IN THE EVENING.
RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS BY MIDNIGHT. WAVES
1 TO 3 FEET BUILDING TO 4 TO 6 FEET. WAVES OCCASIONALLY AROUND
8 FEET.
TUESDAY
SOUTHWEST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO
15 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON...THEN BECOMING
WEST 15 TO 20 KNOTS WITH GUSTS TO 35 KNOT GALES EARLY IN THE
EVENING BECOMING NORTHWEST 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT
GALES BY MIDNIGHT. SHOWERS EARLY IN THE MORNING. A CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS. WAVES 3 TO 5 FEET BUILDING TO
8 TO 12 FEET . WAVES OCCASIONALLY AROUND 15 FEET.
LHZ461-172200-
MAFOR 1715/
HURON NORTH 13300 12310 11410 11516 11620. A CHANCE OF
THUNDERSTORMS OVERNIGHT AND SATURDAY MORNING. WAVES 2 FEET OR
LESS THIS AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET
TONIGHT. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET SATURDAY
MORNING.
HURON SOUTH 11500 12300 11310 11410 13510. A CHANCE OF
SHOWERS OVERNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS SATURDAY
MORNING. WAVES 2 FEET OR LESS THIS AFTERNOON. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET TONIGHT. WAVES 2 TO 4 FEET SATURDAY
MORNING.
BT
EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/DTX/GLFTABLE (ALL LOWER CASE)
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page