Weather Forecast for Sturgeon Bay
Wisconsin, United States of America
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Current Weather - Sturgeon Bay: 17°C
Current Weather - Sturgeon Bay: 17°C
Wisconsin, United States of America
Light rain shower
Feels like 15°C
Wind
22 km/h SSW
Humidity
94%
Pressure
1012 mb
UV Index
0
Visibility
10 km
Overcast
Tuesday, September 15, 2026
High
23°C
Low
15°C
Rain Chance
87%
Hourly Forecast
22°C
21°C
20°C
19°C
18°C
18°C
18°C
17°C
Day Statistics
Maximum Wind
38 km/h
Humidity
78%
Precipitation
11 mm
UV Index
5
Visibility
9 km
Rain Chance
87%
Snow Chance
0%
Sun & Moon
Sunrise
06:28 AM
Sunset
07:01 PM
Moonrise
11:58 AM
Moonset
08:49 PM
Moon Phase
Waxing Crescent
Moon Illumination
23%
Air Quality
PM2.5
2.9
μg/m³
PM10
3
μg/m³
NO₂
2.7
μg/m³
O₃
72.8
μg/m³
SO₂
0.6
μg/m³
CO
134.3
μg/m³
Overcast
Wednesday, September 16, 2026
High
19°C
Low
14°C
Rain Chance
12%
Hourly Forecast
16°C
16°C
16°C
15°C
14°C
14°C
14°C
14°C
14°C
16°C
17°C
18°C
19°C
19°C
19°C
19°C
18°C
17°C
16°C
16°C
15°C
15°C
15°C
16°C
Day Statistics
Maximum Wind
12 km/h
Humidity
67%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
12%
Snow Chance
0%
Sun & Moon
Sunrise
06:29 AM
Sunset
06:59 PM
Moonrise
01:09 PM
Moonset
09:27 PM
Moon Phase
First Quarter
Moon Illumination
32%
Air Quality
PM2.5
0.6
μg/m³
PM10
0.6
μg/m³
NO₂
1.4
μg/m³
O₃
78.1
μg/m³
SO₂
0.2
μg/m³
CO
129.5
μg/m³
Overcast
Thursday, September 17, 2026
High
19°C
Low
15°C
Rain Chance
77%
Hourly Forecast
17°C
17°C
17°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
16°C
17°C
17°C
18°C
19°C
19°C
18°C
18°C
17°C
18°C
17°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
15 km/h
Humidity
80%
Precipitation
3 mm
UV Index
4
Visibility
10 km
Rain Chance
77%
Snow Chance
0%
Sun & Moon
Sunrise
06:30 AM
Sunset
06:57 PM
Moonrise
02:13 PM
Moonset
10:14 PM
Moon Phase
First Quarter
Moon Illumination
42%
Air Quality
PM2.5
1.1
μg/m³
PM10
1.3
μg/m³
NO₂
1.1
μg/m³
O₃
77.5
μg/m³
SO₂
0.2
μg/m³
CO
140.4
μg/m³
Light rain shower
Friday, September 18, 2026
High
15°C
Low
11°C
Rain Chance
89%
Hourly Forecast
15°C
15°C
15°C
15°C
14°C
14°C
14°C
14°C
15°C
14°C
13°C
12°C
12°C
12°C
12°C
11°C
11°C
11°C
11°C
11°C
11°C
11°C
12°C
12°C
Day Statistics
Maximum Wind
24 km/h
Humidity
85%
Precipitation
16 mm
UV Index
3
Visibility
10 km
Rain Chance
89%
Snow Chance
0%
Sun & Moon
Sunrise
06:32 AM
Sunset
06:55 PM
Moonrise
03:08 PM
Moonset
11:09 PM
Moon Phase
First Quarter
Moon Illumination
53%
Air Quality
PM2.5
1.5
μg/m³
PM10
1.6
μg/m³
NO₂
0.6
μg/m³
O₃
79.7
μg/m³
SO₂
0.4
μg/m³
CO
138.5
μg/m³
Patchy rain nearby
Saturday, September 19, 2026
High
15°C
Low
12°C
Rain Chance
93%
Hourly Forecast
12°C
13°C
12°C
12°C
12°C
12°C
12°C
12°C
12°C
13°C
13°C
14°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
14°C
14°C
14°C
15°C
15°C
Day Statistics
Maximum Wind
27 km/h
Humidity
93%
Precipitation
38 mm
UV Index
4
Visibility
9 km
Rain Chance
93%
Snow Chance
0%
Sun & Moon
Sunrise
06:33 AM
Sunset
06:53 PM
Moonrise
03:51 PM
Moonset
Does not set today
Moon Phase
First Quarter
Moon Illumination
63%
Air Quality
PM2.5
2
μg/m³
PM10
2.1
μg/m³
NO₂
1.7
μg/m³
O₃
74
μg/m³
SO₂
0.4
μg/m³
CO
194.1
μg/m³
Overcast
Sunday, September 20, 2026
High
17°C
Low
15°C
Rain Chance
39%
Hourly Forecast
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
16°C
16°C
17°C
17°C
17°C
17°C
17°C
17°C
17°C
16°C
16°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
25 km/h
Humidity
75%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
39%
Snow Chance
0%
Sun & Moon
Sunrise
06:34 AM
Sunset
06:51 PM
Moonrise
04:26 PM
Moonset
12:11 AM
Moon Phase
Waxing Gibbous
Moon Illumination
73%
Light rain shower
Monday, September 21, 2026
High
16°C
Low
12°C
Rain Chance
90%
Hourly Forecast
16°C
16°C
15°C
15°C
15°C
14°C
13°C
12°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
Day Statistics
Maximum Wind
30 km/h
Humidity
85%
Precipitation
25 mm
UV Index
3
Visibility
10 km
Rain Chance
90%
Snow Chance
0%
Sun & Moon
Sunrise
06:35 AM
Sunset
06:49 PM
Moonrise
04:53 PM
Moonset
01:16 AM
Moon Phase
Waxing Gibbous
Moon Illumination
82%
Solar Radiation Data
Shortwave Radiation
23.74
Diffuse Radiation
14.54
DNI
0
GTI
0
Weather Alerts
Small Craft Advisory issued September 14 at 9:08PM CDT until September 15 at 4:00PM CDT by NWS Green Bay WI
* WHAT...For the Gale Warning, south winds 20 to 25 kt with gusts up to 30 kt and waves 2 to 5 ft. For the Small Craft Advisory, southwest winds 15 to 20 kt veering west, with gusts up to 30 kt and waves 2 to 5 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...For the Gale Warning, until 7 AM CDT Tuesday. For the Small Craft Advisory, from 7 AM to 4 PM CDT Tuesday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.
Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.
Gale Warning issued September 14 at 9:08PM CDT until September 15 at 7:00AM CDT by NWS Green Bay WI
* WHAT...For the Gale Warning, south winds 20 to 25 kt with gusts up to 30 kt and waves 2 to 5 ft. For the Small Craft Advisory, southwest winds 15 to 20 kt veering west, with gusts up to 30 kt and waves 2 to 5 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...For the Gale Warning, until 7 AM CDT Tuesday. For the Small Craft Advisory, from 7 AM to 4 PM CDT Tuesday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.
Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.
Small Craft Advisory issued September 15 at 2:40AM CDT until September 15 at 4:00PM CDT by NWS Green Bay WI
* WHAT...For the Gale Warning, south winds 15 to 25 kts with gusts up to 35 kts and waves 2 to 5 ft. For the Small Craft Advisory, southwest winds 15 to 20 kts veering west, with gusts up to 30 kts and waves 2 to 5 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...For the Gale Warning, until 7 AM CDT Tuesday. For the Small Craft Advisory, from 7 AM to 4 PM CDT Tuesday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.
Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.
Gale Warning issued September 15 at 2:40AM CDT until September 15 at 7:00AM CDT by NWS Green Bay WI
* WHAT...For the Gale Warning, south winds 15 to 25 kts with gusts up to 35 kts and waves 2 to 5 ft. For the Small Craft Advisory, southwest winds 15 to 20 kts veering west, with gusts up to 30 kts and waves 2 to 5 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...For the Gale Warning, until 7 AM CDT Tuesday. For the Small Craft Advisory, from 7 AM to 4 PM CDT Tuesday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.
Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.
Small Craft Advisory issued September 15 at 5:17AM CDT until September 15 at 4:00PM CDT by NWS Green Bay WI
* WHAT...Southwest winds 15 to 25 kts veering west, with gusts up to 30 kts and waves 3 to 5 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...Until 4 PM CDT this afternoon. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
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