Weather Forecast for Sturgeon Bay

Wisconsin, United States of America

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Overcast

Current Weather - Sturgeon Bay: -12°C

Wisconsin, United States of America

Overcast

Feels like -18°C

Wind

9 km/h WSW

Humidity

87%

Pressure

1012 mb

UV Index

0

Visibility

16 km

Patchy moderate snow

Patchy moderate snow

Wednesday, January 21, 2026

High

-6°C

Low

-14°C

Rain Chance

80%

Hourly Forecast

Overcast -6°C
15:00
Partly Cloudy -7°C
16:00
Cloudy -6°C
17:00
Clear -8°C
18:00
Light freezing rain -9°C
19:00
Patchy light snow -10°C
20:00
Light snow -11°C
21:00
Patchy light snow -10°C
22:00
Light freezing rain -10°C
23:00
Jan 22

Day Statistics

Maximum Wind

27 km/h

Humidity

75%

Precipitation

1 mm

UV Index

0

Visibility

10 km

Rain Chance

80%

Snow Chance

16%

Sun & Moon

Sunrise

07:20 AM

Sunset

04:43 PM

Moonrise

08:54 AM

Moonset

08:00 PM

Moon Phase

Waxing Crescent

Moon Illumination

5%

Air Quality

PM2.5

9.6

μg/m³

PM10

10.6

μg/m³

NO₂

7.3

μg/m³

O₃

64.8

μg/m³

SO₂

2.5

μg/m³

CO

203.4

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

35.4

Diffuse Radiation

12.05

DNI

99.44

GTI

0

Weather Alerts

Extreme Cold Watch issued January 20 at 1:36PM CST until January 24 at 12:00PM CST by NWS Green Bay WI

Northern Marinette County; Menominee; Northern Oconto County; Door; Shawano; Waupaca; Outagamie; Brown; Kewaunee; Waushara; Winnebago; Calumet; Manitowoc; Southern Marinette County; Southern Oconto County Jan 20, 01:36 PM - Jan 21, 04:00 AM
Severity: Extreme Urgency: Future

* WHAT...Dangerously cold wind chills as low as 30 to 40 below possible. * WHERE...Portions of central, east central, and northeast Wisconsin. * WHEN...From late Thursday night through Saturday morning. * IMPACTS...The dangerously cold wind chills as low as 40 below zero could cause frostbite on exposed skin in as little as 10 minutes. Keep pets indoors as much as possible.

Dress in layers including a hat, face mask, and gloves if you must go outside.

Event: Extreme Cold Watch Certainty: Likely Category: Met

Extreme Cold Watch issued January 21 at 2:29AM CST until January 24 at 12:00PM CST by NWS Green Bay WI

Northern Marinette County; Menominee; Northern Oconto County; Door; Shawano; Waupaca; Outagamie; Brown; Kewaunee; Waushara; Winnebago; Calumet; Manitowoc; Southern Marinette County; Southern Oconto County Jan 21, 02:29 AM - Jan 21, 02:00 PM
Severity: Extreme Urgency: Future

* WHAT...Dangerously cold wind chills as low as 30 to 40 below possible. * WHERE...Portions of central, east central, and northeast Wisconsin. * WHEN...From late Thursday night through Saturday morning. * IMPACTS...The dangerously cold wind chills as low as 40 below zero could cause frostbite on exposed skin in as little as 10 minutes. Keep pets indoors as much as possible.

Dress in layers including a hat, face mask, and gloves if you must go outside.

Event: Extreme Cold Watch Certainty: Likely Category: Met