FZUS63 KDTX 172043 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 343 PM EST Tue Feb 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...A persistent layer of marine fog resides over much of the central Great Lakes through this evening. An approaching low pressure system brings gusts to gales over the northern half of Lake Huron Wednesday morning. This system also produces a period of rainfall Wednesday, possibly mixed with snow over the northern waterways. A brief lull ensues Thursday, followed by potential for additional gusts to gales over northern Lake Huron Friday. LHZ361-362-180445- 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- 343 PM EST Tue Feb 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY AFTERNOON... .TONIGHT...East winds 5 to 10 knots increasing to 30 knots with gusts to 35 knot gales. Widespread dense fog and dense freezing fog in the evening...then areas of fog after midnight. A chance of snow and rain likely after midnight. Waves 2 feet or less building to 8 to 12 feet. Waves occasionally around 15 feet. .WEDNESDAY...East at 35 knot gales decreasing to 30 knots in the afternoon. Gusts to 40 knot gales. Snow in the morning...then snow and a chance of freezing rain in the afternoon. Patchy fog. Areas of dense freezing fog in the afternoon. Waves 12 to 16 feet. Waves occasionally around 20 feet. .WEDNESDAY NIGHT...East winds to 30 knots with gusts to 35 knot gales decreasing to 20 to 25 knots with gusts to around 30 knots in the late evening and overnight. A chance of snow in the evening. Waves 10 to 14 feet. Waves occasionally around 18 feet. .THURSDAY...East winds 20 to 25 knots decreasing to 15 to 20 knots in the late morning and afternoon. Waves 6 to 9 feet. Waves occasionally around 12 feet. .THURSDAY NIGHT...East winds 20 to 25 knots with gusts to around 30 knots increasing to 30 knots with gusts to 35 knot gales after midnight. A chance of rain...freezing rain and snow after midnight. Waves 8 to 12 feet. Waves occasionally around 15 feet. .FRIDAY...East winds to 30 knots with gusts to 35 knot gales decreasing to 20 to 25 knots with gusts to around 30 knots late in the morning...then decreasing to 15 to 20 knots late in the afternoon backing to the north late in the evening. Rain and snow likely...then a chance of snow late in the afternoon. A chance of rain late in the afternoon. Waves 8 to 12 feet subsiding to 5 to 7 feet late in the evening. Waves occasionally around 15 feet. .SATURDAY...North winds 15 to 20 knots becoming northwest 10 to 15 knots until early evening...then increasing to 15 to 20 knots by midnight. Waves 4 to 6 feet. Waves occasionally around 8 feet. .SUNDAY...North winds 15 to 20 knots increasing to 30 knots. Waves 8 to 12 feet. Waves occasionally around 15 feet. Wave heights are for ice free areas. $$ LHZ363-180445- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 343 PM EST Tue Feb 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING... .TONIGHT...East winds 5 to 10 knots increasing to 15 to 20 knots with gusts to around 30 knots. Widespread dense fog and dense freezing fog in the evening...then areas of fog after midnight. A chance of rain after midnight. .WEDNESDAY...East winds 20 to 25 knots with gusts to around 30 knots decreasing to 15 to 20 knots late in the afternoon. Rain and snow in the morning...then snow likely and a chance of rain in the afternoon. Widespread dense fog in the morning. Areas of dense fog in the afternoon. .WEDNESDAY NIGHT...East winds 10 to 15 knots. .THURSDAY...East winds 10 to 15 knots. .THURSDAY NIGHT...East winds 15 to 20 knots. A chance of rain after midnight. .FRIDAY...East winds 15 to 20 knots veering to the west late in the evening. A chance of rain. A chance of snow late in the morning. .SATURDAY...West winds 15 to 20 knots decreasing to 10 to 15 knots until early evening...then becoming northwest 15 to 20 knots by midnight. .SUNDAY...North winds 15 to 20 knots increasing to 30 knots. Waves omitted due to ice coverage. $$ LHZ462>464-180445- 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- 343 PM EST Tue Feb 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EST WEDNESDAY... .TONIGHT...East winds 5 to 10 knots increasing to 10 to 15 knots after midnight. Widespread dense fog. A chance of rain after midnight. .WEDNESDAY...East winds 15 to 20 knots becoming southeast 10 to 15 knots late in the afternoon. Rain in the morning...then a chance of rain in the afternoon. Widespread dense fog. .WEDNESDAY NIGHT...Southeast winds 10 to 15 knots becoming east 5 to 10 knots by midnight...then increasing to 10 to 15 knots after midnight. .THURSDAY...Southeast winds 10 to 15 knots. .THURSDAY NIGHT...East winds 10 to 15 knots increasing to 15 to 20 knots in the late evening and overnight. A chance of rain. .FRIDAY...Southeast winds 15 to 20 knots veering to the southwest late in the afternoon...then becoming west 10 to 15 knots late in the evening. Rain likely...then a chance of rain late in the afternoon. .SATURDAY...West winds 10 to 15 knots decreasing to 5 to 10 knots early in the evening...then becoming northwest 10 to 15 knots by midnight. .SUNDAY...North winds 15 to 20 knots increasing to 30 knots. A chance of snow until early evening. Waves omitted due to ice coverage. $$ LHZ461-180445- MAFOR 1722/ HURON NORTH...Gale Warning in effect...11104 11204 11223 11230 11247 19257 11257 19253 11247 19254 11247 19257. Waves 2 feet or less building to 1 to 3 feet...THEN building to 6 to 9 feet. Occasional wave height around 12 feet tonight. Waves 10 to 14 feet subsiding to 8 to 12 feet. Occasional wave height around 18 feet Wednesday. HURON SOUTH 12204 11214 11223 11226 19223 13226 19224. Waves omitted due to ice coverage. $$ KGK 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)