FZUS53 KDTX 301508
NSHDTX
Experimental Tabular Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
1008 AM EST Sun Nov 30 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, 29.70 inches, will lift northeast over central Lake
Huron Sunday morning before departing for Ontario by afternoon. A
period of northwest gales behind the low is expected over much of
Lake Huron late in the afternoon and early evening hours. A gale
warning is in effect for much of Lake Huron during this time.
LHZ422-302100-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
1008 AM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING...
.This Afternoon...
Weather.............Snow showers likely.
Sfc winds...........West 20 to 25 knots.
100-ft winds........West to 30 knots.
Sig waves...........2 to 4 feet building to 3 to 5 feet in the
afternoon.
Ocnl waves..........Around 6 feet in the afternoon.
Prob SmCrft/Gst.....51%/99%.
Prob Gale/Gst.......10%/21%.
.TONIGHT...
Weather.............Partly cloudy.
Sfc winds...........Northwest 20 to 25 knots decreasing to 10 to 15
knots after midnight.
100-ft winds........Northwest to 30 knots decreasing to 15 to 20
knots after midnight.
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.....49%/19%.
.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.....12%/19%.
.MONDAY NIGHT...
Weather.............Snow likely, then cloudy with chance of snow
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.....24%/19%.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...West winds 15 to 20 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Chance of snow in the morning. snow in the
afternoon and evening, then chance of snow after midnight. West
winds to 30 knots. Waves 5 to 7 feet.
.THURSDAY...Breezy. Chance of snow. West winds 20 to 25 knots.
Waves 5 to 7 feet.
$$
LHZ421-302100-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
1008 AM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...
.This Afternoon...
Weather.............Snow showers and slight chance of showers, then
rain and snow showers in the afternoon.
Sfc winds...........Southwest 15 to 20 knots increasing to
northwest to 30 knots in the afternoon.
100-ft winds........Southwest 20 to 25 knots increasing to
northwest gales to 35 knots in the afternoon.
Sig waves...........2 to 4 feet building to 6 to 9 feet in the
afternoon.
Ocnl waves..........Around 5 feet building to around 12 feet in the
afternoon.
Prob SmCrft/Gst.....76%/100%.
Prob Gale/Gst.......34%/39%.
.TONIGHT...
Weather.............Partly cloudy.
Sfc winds...........Northwest to 30 knots decreasing to 10 to 15
knots after midnight.
100-ft winds........Northwest gales to 35 knots decreasing to 15 to
20 knots after midnight.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 13 feet.
Prob SmCrft/Gst.....50%/59%.
.MONDAY...
Weather.............Partly sunny.
Sfc winds...........West 10 to 15 knots becoming southwest 15 to 20
knots in the afternoon.
100-ft winds........West 15 to 20 knots becoming southwest 20 to 25
knots in the afternoon.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the morning.
Prob SmCrft/Gst.....27%/59%.
.MONDAY NIGHT...
Weather.............Snow likely, then cloudy with chance of snow
after midnight.
Sfc winds...........Southwest 15 to 20 knots.
100-ft winds........Southwest 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet.
Prob SmCrft/Gst.....33%/59%.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...West winds 15 to 20 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Chance of snow in the morning. snow in the
afternoon and evening, then chance of snow after midnight. West
winds to 30 knots. Waves 5 to 7 feet.
.THURSDAY...Breezy. Chance of snow. West winds 20 to 25 knots.
Waves 5 to 7 feet.
$$
LHZ441-302100-
Port Austin to Harbor Beach MI-
1008 AM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EST THIS AFTERNOON...
...GALE WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 10 PM EST
THIS EVENING...
.This Afternoon...
Weather.............Snow showers and slight chance of showers, then
rain and snow showers in the afternoon.
Sfc winds...........Southwest 15 to 20 knots becoming west 20 to 25
knots in the afternoon.
100-ft winds........Southwest 20 to 25 knots becoming west to 30
knots in the afternoon.
Sig waves...........3 to 5 feet building to 8 to 12 feet in the
afternoon.
Ocnl waves..........Around 6 feet building to around 13 feet in the
afternoon.
Prob SmCrft/Gst.....95%/100%.
Prob Gale/Gst.......35%/82%.
.TONIGHT...
Weather.............Mostly cloudy with a slight chance of snow
showers, then mostly cloudy with a slight
chance of snow after midnight.
Sfc winds...........Northwest to 30 knots decreasing to 15 to 20
knots after midnight.
100-ft winds........Northwest gales to 35 knots decreasing to 20 to
25 knots after midnight.
Sig waves...........10 to 14 feet.
Ocnl waves..........Around 16 feet.
Prob SmCrft/Gst.....50%/51%.
.MONDAY...
Weather.............Partly sunny.
Sfc winds...........West 10 to 15 knots becoming southwest in the
afternoon.
100-ft winds........West 15 to 20 knots becoming southwest in the
afternoon.
Sig waves...........3 to 5 feet subsiding to 2 to 4 feet in the
afternoon.
Ocnl waves..........Around 7 feet in the morning.
Prob SmCrft/Gst.....21%/51%.
.MONDAY NIGHT...
Weather.............Snow likely.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....27%/51%.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...West winds 15 to 20 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Chance of snow in the morning. snow in the
afternoon and evening, then chance of snow after midnight. West
winds to 30 knots. Waves 5 to 7 feet.
.THURSDAY...Breezy. Chance of snow. West winds 20 to 25 knots.
Waves 5 to 7 feet.
$$
LHZ442-302100-
Harbor Beach to Port Sanilac MI-
1008 AM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...
.This Afternoon...
Weather.............Snow showers and slight chance of showers, then
snow showers likely and slight chance of
showers in the afternoon.
Sfc winds...........Southwest 20 to 25 knots.
100-ft winds........Southwest to 30 knots.
Sig waves...........4 to 6 feet.
Ocnl waves..........Around 8 feet.
Prob SmCrft/Gst.....95%/100%.
Prob Gale/Gst.......13%/74%.
.TONIGHT...
Weather.............Mostly cloudy with chance of snow showers, then
partly cloudy with a slight chance of snow
after midnight.
Sfc winds...........Northwest to 30 knots decreasing to 15 to 20
knots after midnight.
100-ft winds........Northwest gales to 35 knots decreasing to 20 to
25 knots after midnight.
Sig waves...........8 to 12 feet.
Ocnl waves..........Around 13 feet.
Prob SmCrft/Gst.....50%/37%.
.MONDAY...
Weather.............Partly sunny.
Sfc winds...........West 10 to 15 knots.
100-ft winds........West 15 to 20 knots.
Sig waves...........3 to 5 feet subsiding to 2 to 4 feet in the
afternoon.
Ocnl waves..........Around 6 feet in the morning.
Prob SmCrft/Gst.....9%/37%.
.MONDAY NIGHT...
Weather.............Snow likely, then snow after midnight.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....9%/37%.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...West winds 15 to 20 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Chance of snow in the morning. snow in the
afternoon and evening, then chance of snow after midnight. West
winds to 30 knots. Waves 5 to 7 feet.
.THURSDAY...Breezy. Chance of snow. West winds 20 to 25 knots.
Waves 5 to 7 feet.
$$
LHZ443-302100-
Port Sanilac to Port Huron MI-
1008 AM EST Sun Nov 30 2025
...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...
.This Afternoon...
Weather.............Snow showers likely and slight chance of
showers, then snow showers in the afternoon.
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.....60%/99%.
Prob Gale/Gst.......14%/37%.
.TONIGHT...
Weather.............Mostly cloudy with snow showers, then partly
cloudy with a slight chance of snow after
midnight.
Sfc winds...........Northwest 20 to 25 knots.
100-ft winds........Northwest to 30 knots.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 9 feet.
Prob SmCrft/Gst.....49%/10%.
.MONDAY...
Weather.............Partly sunny.
Sfc winds...........West 10 to 15 knots.
100-ft winds........West 15 to 20 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the morning.
Prob SmCrft/Gst.....8%/10%.
.MONDAY NIGHT...
Weather.............Snow likely, then snow 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.....8%/10%.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...West winds 15 to 20 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Chance of snow in the morning. snow in the
afternoon and evening, then chance of snow after midnight. West
winds to 30 knots. Waves 5 to 7 feet.
.THURSDAY...Breezy. Chance of snow. West winds 20 to 25 knots.
Waves 5 to 7 feet.
$$
LEZ444-302100-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
1008 AM EST Sun Nov 30 2025
...LOW WATER ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING...
.This Afternoon...
Weather.............Cloudy with a slight chance of snow showers.
Sfc winds...........Southwest gales to 35 knots decreasing to 30
knots in the afternoon.
100-ft winds........Southwest gales to 45 knots decreasing to 35
knots in the afternoon.
Sig waves...........5 to 7 feet.
Ocnl waves..........Around 9 feet.
Prob SmCrft/Gst.....84%/100%.
Prob Gale/Gst.......21%/59%.
.TONIGHT...
Weather.............Mostly cloudy with a slight chance of snow
showers, then mostly clear after midnight.
Sfc winds...........Northwest 15 to 20 knots.
100-ft winds........Northwest 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the evening.
.MONDAY...
Weather.............Partly sunny.
Sfc winds...........Light and variable winds.
100-ft winds........Light and variable winds.
Sig waves...........2 feet or less.
.MONDAY NIGHT...
Weather.............Snow likely, then snow after midnight.
Sfc winds...........Southeast 5 to 10 knots.
100-ft winds........Southeast 10 to 15 knots.
Sig waves...........2 feet or less.
.FORECAST DAYS 3 THROUGH 5...
.TUESDAY...West winds 15 to 20 knots. Waves 2 to 4 feet.
.WEDNESDAY...Windy. Chance of snow in the morning. snow in the
afternoon and evening, then chance of snow after midnight. West
winds to 30 knots. Waves 5 to 7 feet.
.THURSDAY...Breezy. Chance of snow. West winds 20 to 25 knots.
Waves 5 to 7 feet.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
Follow us on X
Follow us on Facebook
Follow us on YouTube
DTX RSS Feed