FZUS53 KDTX 092108
NSHDTX
Experimental Tabular Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
508 PM EDT Thu Oct 9 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...High pressure, 30.60 inches, centered over southern Ontario will
continue to influence the region through late this evening.
Weakening low pressure, averaging 29.90 inches, then drops through
the central Great Lakes late Friday into Saturday.
LHZ422-100200-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
508 PM EDT Thu Oct 9 2025
.Tonight...
Weather.............Mostly clear.
Sfc winds...........Southeast 10 to 15 knots.
100-ft winds........Southeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
.FRIDAY...
Weather.............Mostly sunny.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....33%/85%.
.FRIDAY NIGHT...
Weather.............Showers likely.
Sfc winds...........Southwest 15 to 20 knots.
100-ft winds........Southwest 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....33%/34%.
.SATURDAY...
Weather.............Partly sunny with chance of showers.
Sfc winds...........West 10 to 15 knots becoming north in the
afternoon.
100-ft winds........West 15 to 20 knots becoming north in the
afternoon.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....10%/34%.
.SATURDAY NIGHT...
Weather.............Partly cloudy with chance of showers, then
partly cloudy after midnight.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....10%/32%.
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...East winds 15 to 20 knots. Waves 2 to 4 feet.
.MONDAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
.TUESDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
$$
LHZ421-100200-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
508 PM EDT Thu Oct 9 2025
.Tonight...
Weather.............Mostly clear.
Sfc winds...........Southeast 10 to 15 knots.
100-ft winds........Southeast 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....38%/23%.
.FRIDAY...
Weather.............Mostly sunny.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the afternoon.
Prob SmCrft/Gst.....46%/89%.
.FRIDAY NIGHT...
Weather.............Showers likely.
Sfc winds...........Southwest 15 to 20 knots.
100-ft winds........Southwest 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the evening.
Prob SmCrft/Gst.....38%/50%.
.SATURDAY...
Weather.............Partly sunny with chance of showers, then
mostly sunny with chance of showers in the
afternoon.
Sfc winds...........Northwest 10 to 15 knots becoming northeast in
the afternoon.
100-ft winds........Northwest 15 to 20 knots becoming northeast in
the afternoon.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....19%/50%.
.SATURDAY NIGHT...
Weather.............Partly cloudy with chance of showers, then
partly cloudy after midnight.
Sfc winds...........East 10 to 15 knots.
100-ft winds........East 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....19%/36%.
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...East winds 15 to 20 knots. Waves 2 to 4 feet.
.MONDAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
.TUESDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
$$
LHZ441-100200-
Port Austin to Harbor Beach MI-
508 PM EDT Thu Oct 9 2025
.Tonight...
Weather.............Mostly clear.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....32%/20%.
.FRIDAY...
Weather.............Mostly sunny.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....35%/85%.
.FRIDAY NIGHT...
Weather.............Mostly cloudy with chance of showers.
Sfc winds...........Southwest 15 to 20 knots.
100-ft winds........Southwest 20 to 25 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....33%/56%.
.SATURDAY...
Weather.............Partly sunny with chance of showers.
Sfc winds...........Southwest 10 to 15 knots becoming east in the
afternoon.
100-ft winds........Southwest 15 to 20 knots becoming east in the
afternoon.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....18%/56%.
.SATURDAY NIGHT...
Weather.............Partly cloudy with chance of showers.
Sfc winds...........East 10 to 15 knots.
100-ft winds........East 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....18%/51%.
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...East winds 15 to 20 knots. Waves 2 to 4 feet.
.MONDAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
.TUESDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
$$
LHZ442-100200-
Harbor Beach to Port Sanilac MI-
508 PM EDT Thu Oct 9 2025
.Tonight...
Weather.............Mostly clear.
Sfc winds...........East 5 to 10 knots becoming south 10 to 15
knots after midnight.
100-ft winds........East 10 to 15 knots becoming south 15 to 20
knots after midnight.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....23%/13%.
.FRIDAY...
Weather.............Mostly sunny.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....25%/88%.
.FRIDAY NIGHT...
Weather.............Mostly cloudy with chance of showers.
Sfc winds...........South 15 to 20 knots.
100-ft winds........South 20 to 25 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet in the evening.
Prob SmCrft/Gst.....25%/55%.
.SATURDAY...
Weather.............Partly sunny with chance of showers.
Sfc winds...........Southwest 10 to 15 knots becoming east in the
afternoon.
100-ft winds........Southwest 15 to 20 knots becoming east in the
afternoon.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....14%/55%.
.SATURDAY NIGHT...
Weather.............Mostly cloudy with chance of showers, then
partly cloudy with chance of showers after
midnight.
Sfc winds...........East 10 to 15 knots.
100-ft winds........East 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....15%/51%.
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...East winds 15 to 20 knots. Waves 2 to 4 feet.
.MONDAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
.TUESDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
$$
LHZ443-100200-
Port Sanilac to Port Huron MI-
508 PM EDT Thu Oct 9 2025
.Tonight...
Weather.............Mostly clear.
Sfc winds...........East 5 to 10 knots becoming southeast 10 to 15
knots after midnight.
100-ft winds........East 10 to 15 knots becoming southeast 15 to 20
knots after midnight.
Sig waves...........2 to 4 feet.
.FRIDAY...
Weather.............Mostly sunny.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....19%/68%.
.FRIDAY NIGHT...
Weather.............Mostly cloudy with chance of showers.
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 in the evening.
Prob SmCrft/Gst.....19%/32%.
.SATURDAY...
Weather.............Partly sunny with chance of showers.
Sfc winds...........Southwest 10 to 15 knots becoming southeast in
the afternoon.
100-ft winds........Southwest 15 to 20 knots becoming southeast in
the afternoon.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....11%/32%.
.SATURDAY NIGHT...
Weather.............Mostly cloudy with chance of showers, then
partly cloudy with chance of showers after
midnight.
Sfc winds...........East 10 to 15 knots.
100-ft winds........East 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....12%/32%.
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...East winds 15 to 20 knots. Waves 2 to 4 feet.
.MONDAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
.TUESDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
$$
LEZ444-100200-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
508 PM EDT Thu Oct 9 2025
.Tonight...
Weather.............Partly cloudy.
Sfc winds...........East 10 to 15 knots.
100-ft winds........East 15 to 20 knots.
Sig waves...........1 to 3 feet.
.FRIDAY...
Weather.............Sunny.
Sfc winds...........South 10 to 15 knots.
100-ft winds........South 15 to 20 knots.
Sig waves...........1 to 3 feet.
Prob SmCrft/Gst.....8%/40%.
.FRIDAY NIGHT...
Weather.............Mostly cloudy, then chance of showers after
midnight.
Sfc winds...........Southwest 10 to 15 knots.
100-ft winds........Southwest 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....8%/14%.
.SATURDAY...
Weather.............Mostly sunny with chance of showers.
Sfc winds...........Southwest 5 to 10 knots.
100-ft winds........Southwest 10 to 15 knots.
Sig waves...........1 to 3 feet.
Prob SmCrft/Gst.....4%/14%.
.SATURDAY NIGHT...
Weather.............Partly cloudy with chance of showers, then
partly cloudy after midnight.
Sfc winds...........Northeast 10 to 15 knots.
100-ft winds........Northeast 15 to 20 knots.
Sig waves...........1 to 3 feet.
Prob SmCrft/Gst.....7%/14%.
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...East winds 15 to 20 knots. Waves 2 to 4 feet.
.MONDAY...East winds 10 to 15 knots. Waves 2 to 4 feet.
.TUESDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
$$
Occasional waves will only be displayed when values meet or exceed 5 feet.
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