FZUS53 KDTX 230307
NSHDTX
Experimental Tabular Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
1007 PM EST Sat Nov 22 2025
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 tracking through northern Ontario this evening will
drag a cold front through the region tonight. Northwest wind gusts
behind the front on Sunday will reach into the 25 to 35 knot range
over Lake Huron. Winds quickly diminish Sunday evening/night as a
ridge of high pressure, 30.20 inches, arrives.
LHZ422-230900-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
1007 PM EST Sat Nov 22 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST SUNDAY THROUGH
SUNDAY AFTERNOON...
.Overnight...
Weather.............Mostly cloudy.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet after midnight.
Prob SmCrft/Gst.....35%/66%.
.SUNDAY...
Weather.............Mostly sunny.
Sfc winds...........West 15 to 20 knots.
100-ft winds........West 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet.
Prob SmCrft/Gst.....35%/94%.
.SUNDAY NIGHT...
Weather.............Mostly clear.
Sfc winds...........West 10 to 15 knots.
100-ft winds........West 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....35%/53%.
.MONDAY...
Weather.............Partly sunny.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....13%/53%.
.MONDAY NIGHT...
Weather.............Cloudy, then chance of rain after midnight.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....13%/17%.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Rain likely in the morning. chance of rain in the
afternoon and evening, then rain likely after midnight. South
winds 10 to 15 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Rain likely. snow likely. Southwest gales to
35 knots. Waves 8 to 12 feet.
.THURSDAY...Windy. Chance of snow. West gales to 35 knots. Waves
8 to 12 feet.
$$
LHZ421-230900-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
1007 PM EST Sat Nov 22 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING...
.Overnight...
Weather.............Mostly cloudy.
Sfc winds...........Southwest 20 to 25 knots.
100-ft winds........Southwest to 30 knots.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 6 feet.
Prob SmCrft/Gst.....48%/81%.
.SUNDAY...
Weather.............Partly sunny.
Sfc winds...........West 20 to 25 knots.
100-ft winds........West to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 7 feet.
Prob SmCrft/Gst.....52%/95%.
.SUNDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........West 10 to 15 knots.
100-ft winds........West 15 to 20 knots.
Sig waves...........3 to 5 feet subsiding to 2 to 4 feet after
midnight.
Ocnl waves..........Around 6 feet in the evening.
Prob SmCrft/Gst.....48%/70%.
.MONDAY...
Weather.............Partly sunny.
Sfc winds...........Southwest 15 to 20 knots.
100-ft winds........Southwest 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....26%/70%.
.MONDAY NIGHT...
Weather.............Cloudy, then chance of rain after midnight.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....26%/22%.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Rain likely in the morning. chance of rain in the
afternoon and evening, then rain likely after midnight. South
winds 10 to 15 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Rain likely. snow likely. Southwest gales to
35 knots. Waves 8 to 12 feet.
.THURSDAY...Windy. Chance of snow. West gales to 35 knots. Waves
8 to 12 feet.
$$
LHZ441-230900-
Port Austin to Harbor Beach MI-
1007 PM EST Sat Nov 22 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING...
.Overnight...
Weather.............Mostly cloudy.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet building to 3 to 5 feet after
midnight.
Ocnl waves..........Around 6 feet after midnight.
Prob SmCrft/Gst.....49%/83%.
.SUNDAY...
Weather.............Partly sunny.
Sfc winds...........West 20 to 25 knots.
100-ft winds........West to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 7 feet.
Prob SmCrft/Gst.....57%/99%.
Prob Gale/Gst.......2%/15%.
.SUNDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........Northwest 15 to 20 knots becoming west 5 to 10
knots after midnight.
100-ft winds........Northwest 20 to 25 knots becoming west 10 to 15
knots after midnight.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 7 feet.
Prob SmCrft/Gst.....47%/67%.
.MONDAY...
Weather.............Partly sunny.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....18%/67%.
.MONDAY NIGHT...
Weather.............Cloudy, then chance of rain after midnight.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....18%/24%.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Rain likely in the morning. chance of rain in the
afternoon and evening, then rain likely after midnight. South
winds 10 to 15 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Rain likely. snow likely. Southwest gales to
35 knots. Waves 8 to 12 feet.
.THURSDAY...Windy. Chance of snow. West gales to 35 knots. Waves
8 to 12 feet.
$$
LHZ442-230900-
Harbor Beach to Port Sanilac MI-
1007 PM EST Sat Nov 22 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST SUNDAY THROUGH
SUNDAY AFTERNOON...
.Overnight...
Weather.............Mostly cloudy.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....41%/80%.
.SUNDAY...
Weather.............Partly sunny.
Sfc winds...........West 15 to 20 knots.
100-ft winds........West 20 to 25 knots.
Sig waves...........3 to 5 feet.
Ocnl waves..........Around 5 feet.
Prob SmCrft/Gst.....49%/99%.
Prob Gale/Gst.......0%/11%.
.SUNDAY NIGHT...
Weather.............Partly cloudy.
Sfc winds...........Northwest 10 to 15 knots.
100-ft winds........Northwest 15 to 20 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet.
Prob SmCrft/Gst.....40%/74%.
.MONDAY...
Weather.............Partly sunny.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....6%/74%.
.MONDAY NIGHT...
Weather.............Cloudy, then chance of rain after midnight.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....6%/27%.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Rain likely in the morning. chance of rain in the
afternoon and evening, then rain likely after midnight. South
winds 10 to 15 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Rain likely. snow likely. Southwest gales to
35 knots. Waves 8 to 12 feet.
.THURSDAY...Windy. Chance of snow. West gales to 35 knots. Waves
8 to 12 feet.
$$
LHZ443-230900-
Port Sanilac to Port Huron MI-
1007 PM EST Sat Nov 22 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST SUNDAY THROUGH
SUNDAY AFTERNOON...
.Overnight...
Weather.............Mostly cloudy.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....42%/44%.
.SUNDAY...
Weather.............Partly sunny.
Sfc winds...........West 15 to 20 knots.
100-ft winds........West 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet.
Prob SmCrft/Gst.....42%/94%.
.SUNDAY NIGHT...
Weather.............Mostly clear.
Sfc winds...........West 10 to 15 knots.
100-ft winds........West 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....42%/47%.
.MONDAY...
Weather.............Mostly sunny.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....8%/47%.
.MONDAY NIGHT...
Weather.............Cloudy, then chance of rain after midnight.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....8%/17%.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Rain likely in the morning. chance of rain in the
afternoon and evening, then rain likely after midnight. South
winds 10 to 15 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Rain likely. snow likely. Southwest gales to
35 knots. Waves 8 to 12 feet.
.THURSDAY...Windy. Chance of snow. West gales to 35 knots. Waves
8 to 12 feet.
$$
LEZ444-230900-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
1007 PM EST Sat Nov 22 2025
.Overnight...
Weather.............Mostly cloudy.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....9%/20%.
.SUNDAY...
Weather.............Mostly sunny.
Sfc winds...........West 15 to 20 knots.
100-ft winds........West 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....9%/64%.
.SUNDAY NIGHT...
Weather.............Mostly clear.
Sfc winds...........West 10 to 15 knots.
100-ft winds........West 15 to 20 knots.
Sig waves...........2 feet or less.
.MONDAY...
Weather.............Mostly sunny.
Sfc winds...........South 5 to 10 knots.
100-ft winds........South 10 to 15 knots.
Sig waves...........1 to 3 feet.
.MONDAY NIGHT...
Weather.............Cloudy, then rain likely after midnight.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...Rain likely in the morning. chance of rain in the
afternoon and evening, then rain likely after midnight. South
winds 10 to 15 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Rain likely. snow likely. Southwest gales to
35 knots. Waves 8 to 12 feet.
.THURSDAY...Windy. Chance of snow. West gales to 35 knots. Waves
8 to 12 feet.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
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