527
FZUS63 KDTX 172046
GLFLH
OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
346 PM EST WED DEC 17 2025
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
LOW PRESSURE, 29.10 INCHES, TRACKS FROM THE DAKOTAS TO
LAKE SUPERIOR THURSDAY. SOUTHERLY WINDS INCREASE THURSDAY BEFORE
SHIFTING TO THE NORTHWEST AS A COLD FRONT COMES THROUGH THURSDAY
NIGHT. GALE WARNINGS ARE IN EFFECT THROUGH FRIDAY NIGHT WITH
POTENTIAL FOR SNOW SQUALLS FRIDAY.
LHZ361>363-462-180500-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
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-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
346 PM EST WED DEC 17 2025
...GALE WARNING IN EFFECT FROM MIDNIGHT EST TONIGHT THROUGH
FRIDAY EVENING...
TONIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH 15 TO
20 KNOTS LATE IN THE EVENING...THEN INCREASING TO 20 TO 25 KNOTS
WITH GUSTS TO 35 KNOT GALES AFTER MIDNIGHT. WAVES 3 TO 5 FEET
BUILDING TO 8 TO 12 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY
AROUND 15 FEET.
THURSDAY
SOUTH WINDS TO 30 KNOTS WITH GUSTS TO 40 KNOT GALES.
A CHANCE OF RAIN IN THE MORNING...THEN RAIN IN THE AFTERNOON.
WAVES 12 TO 16 FEET. WAVES OCCASIONALLY AROUND 20 FEET.
THURSDAY NIGHT
SOUTH WINDS 20 TO 25 KNOTS BECOMING SOUTHWEST
TO 30 KNOTS AFTER MIDNIGHT. GUSTS TO 35 KNOT GALES. RAIN IN THE
EVENING...THEN A CHANCE OF SNOW AFTER MIDNIGHT. WAVES 10 TO
14 FEET. WAVES OCCASIONALLY AROUND 18 FEET.
FRIDAY
WEST WINDS TO 30 KNOTS INCREASING TO 35 KNOT GALES IN
THE LATE MORNING AND EARLY AFTERNOON...THEN DECREASING TO
30 KNOTS EARLY IN THE AFTERNOON. A CHANCE OF SNOW. WAVES 12 TO
16 FEET. WAVES OCCASIONALLY AROUND 20 FEET.
FRIDAY NIGHT
NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO
AROUND 30 KNOTS BECOMING WEST 10 TO 15 KNOTS IN THE LATE EVENING
AND EARLY MORNING...THEN BECOMING SOUTHWEST 15 TO 20 KNOTS AFTER
MIDNIGHT. WAVES 8 TO 12 FEET SUBSIDING TO 4 TO 6 FEET AFTER
MIDNIGHT. WAVES OCCASIONALLY AROUND 15 FEET.
SATURDAY
SOUTH WINDS 20 TO 25 KNOTS BECOMING WEST TO 30 KNOTS
LATE IN THE EVENING. GUSTS TO 35 KNOT GALES. A CHANCE OF SNOW. A
CHANCE OF RAIN LATE IN THE MORNING. WAVES 8 TO 12 FEET BUILDING
TO 12 TO 16 FEET LATE IN THE EVENING. WAVES OCCASIONALLY AROUND
20 FEET.
SUNDAY
WEST WINDS TO 30 KNOTS WITH GUSTS TO 35 KNOT GALES
DECREASING TO 15 TO 20 KNOTS. WAVES 12 TO 16 FEET SUBSIDING TO
6 TO 9 FEET UNTIL EARLY MORNING. WAVES OCCASIONALLY AROUND
20 FEET.
MONDAY
WEST WINDS 15 TO 20 KNOTS BACKING TO THE SOUTHWEST
EARLY IN THE EVENING...THEN BECOMING SOUTH 20 TO 25 KNOTS IN THE
LATE EVENING AND EARLY MORNING. WAVES 4 TO 6 FEET BUILDING TO
6 TO 9 FEET IN THE LATE EVENING AND EARLY MORNING. WAVES
OCCASIONALLY AROUND 12 FEET.
LHZ463-464-180500-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
346 PM EST WED DEC 17 2025
...GALE WARNING IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY
EVENING...
TONIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH 15 TO
20 KNOTS LATE IN THE EVENING...THEN INCREASING TO 20 TO 25 KNOTS
WITH GUSTS TO 35 KNOT GALES AFTER MIDNIGHT. WAVES 2 TO 4 FEET
BUILDING TO 5 TO 7 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY AROUND
10 FEET.
THURSDAY
SOUTH WINDS TO 30 KNOTS WITH GUSTS TO 40 KNOT GALES.
A CHANCE OF RAIN. WAVES 8 TO 12 FEET. WAVES OCCASIONALLY AROUND
15 FEET.
THURSDAY NIGHT
SOUTH WINDS 20 TO 25 KNOTS BECOMING SOUTHWEST
TO 30 KNOTS AFTER MIDNIGHT. GUSTS TO 35 KNOT GALES. RAIN IN THE
EVENING...THEN RAIN AND A CHANCE OF SNOW AFTER MIDNIGHT. WAVES
8 TO 12 FEET. WAVES OCCASIONALLY AROUND 15 FEET.
FRIDAY
WEST WINDS TO 30 KNOTS WITH GUSTS TO 35 KNOT GALES. A
CHANCE OF SNOW. WAVES 8 TO 12 FEET. WAVES OCCASIONALLY AROUND
15 FEET.
FRIDAY NIGHT
WEST WINDS 20 TO 25 KNOTS WITH GUSTS TO AROUND
30 KNOTS DECREASING TO 15 TO 20 KNOTS IN THE LATE EVENING AND
EARLY MORNING...THEN BACKING TO THE SOUTHWEST AFTER MIDNIGHT.
WAVES 8 TO 12 FEET SUBSIDING TO 4 TO 6 FEET AFTER MIDNIGHT. WAVES
OCCASIONALLY AROUND 15 FEET.
SATURDAY
SOUTH WINDS 20 TO 25 KNOTS BECOMING WEST TO 30 KNOTS
LATE IN THE EVENING. GUSTS TO 35 KNOT GALES. A CHANCE OF RAIN
LATE IN THE MORNING. A CHANCE OF SNOW LATE IN THE MORNING. WAVES
6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
SUNDAY
WEST WINDS TO 30 KNOTS WITH GUSTS TO 35 KNOT GALES
DECREASING TO 15 TO 20 KNOTS. WAVES 6 TO 9 FEET. WAVES
OCCASIONALLY AROUND 12 FEET.
MONDAY
WEST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO 15 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON...THEN BECOMING SOUTH
15 TO 20 KNOTS EARLY IN THE EVENING INCREASING TO 20 TO 25 KNOTS
IN THE LATE EVENING AND EARLY MORNING. WAVES 3 TO 5 FEET BUILDING
TO 5 TO 7 FEET IN THE LATE EVENING AND EARLY MORNING. WAVES
OCCASIONALLY AROUND 10 FEET.
LHZ461-180500-
MAFOR 1722/
HURON NORTH...GALE WARNING IN EFFECT...11610 11420 11430 11430
19450 12440 19450 11446 19456 11436 19456. WAVES 3 TO 5 FEET
BUILDING TO 4 TO 6 FEET...THEN BUILDING TO 6 TO 9 FEET.
OCCASIONAL WAVE HEIGHT AROUND 12 FEET TONIGHT. WAVES 10 TO 14
FEET. OCCASIONAL WAVE HEIGHT AROUND 18 FEET THURSDAY.
HURON SOUTH...GALE WARNING IN EFFECT...11500 11410 11430 11430
19450 12440 19450 12446 19456. WAVES 3 TO 5 FEET SUBSIDING TO 2
TO 4 FEET...THEN BUILDING TO 3 TO 5 FEET BUILDING TO 6 TO 9 FEET.
OCCASIONAL WAVE HEIGHT AROUND 12 FEET TONIGHT. WAVES 8 TO 12 FEET
BUILDING TO 10 TO 14 FEET. OCCASIONAL WAVE HEIGHT AROUND 18 FEET
THURSDAY.
MV
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)
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