Green Bay, WI Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Green Bay, WI.

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Current Conditions — Green Bay, WI

ASHWAUBENON (KGRB)

Partly Cloudy

75.2 F
Humidity:29%
Wind Speed: G 32.2 mph
Barometer:29.35 in
Dewpoint:41.0 F
Visibility:10.00 mi
Precip:--
Heat Index:73.8 F
Wind Chill:NA
May 4 2026, 12:35 PM CDT
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5-Day Forecast — Green Bay, WI

Monday

High 75 °F
Slight Chance of Rain Showers
Monday
Night
Low 41 °F
Mostly Cloudy
Tuesday

High 57 °F
Partly Sunny
Tuesday
Night
Low 37 °F
Mostly Cloudy
Wednesday

High 55 °F
Mostly Cloudy
Wednesday
Night
Low 37 °F
Partly Cloudy
Thursday

High 55 °F
Slight Chance of Rain Showers
Thursday
Night
Low 37 °F
Partly Cloudy
Friday

High 59 °F
Partly Sunny

Detailed Forecast — Green Bay, WI

Monday
Slight Chance of Rain Showers. High near 75°F. Wind 13 to 21 mph, with gusts as high as 37 mph.
Monday Night
Mostly Cloudy. Low around 41°F. Wind 6 to 12 mph, with gusts as high as 24 mph.
Tuesday
Partly Sunny. High near 57°F. Wind 8 to 12 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly Cloudy. Low around 37°F. Wind 3 to 7 mph, with gusts as high as 14 mph.
Wednesday
Mostly Cloudy. High near 55°F. Wind 6 to 7 mph, with gusts as high as 13 mph.
Wednesday Night
Partly Cloudy. Low around 37°F. Wind around 3 mph, with gusts as high as 7 mph.
Thursday
Slight Chance of Rain Showers. High near 55°F. Wind 5 to 7 mph, with gusts as high as 13 mph.
Thursday Night
Partly Cloudy. Low around 37°F. Wind around 2 mph, with gusts as high as 6 mph.
Friday
Partly Sunny. High near 59°F. Wind 5 to 7 mph, with gusts as high as 12 mph.
Friday Night
Mostly Clear. Low around 39°F. Wind around 2 mph, with gusts as high as 6 mph.
Saturday
Partly Sunny. High near 62°F. Wind 5 to 7 mph, with gusts as high as 13 mph.
Saturday Night
Mostly Cloudy. Low around 42°F. Wind around 3 mph, with gusts as high as 7 mph.
Sunday
Slight Chance of Rain Showers. High near 64°F. Wind around 6 mph, with gusts as high as 10 mph.
WI Radar
Current Radar • WI
Day 1 Outlook • May 4, 2026

Observation History — Green Bay, WI

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
12:35 PM CDT G 32.2 10.00 Partly Cloudy -- 75.2 41.0 29% NA 73.8 29.35 993.9
12:30 PM CDT G 35.7 10.00 Partly Cloudy -- 75.2 41.0 29% NA 73.8 29.35 993.9
12:25 PM CDT SW 23.0 G 39.1 10.00 Mostly Clear and Windy -- 75.2 39.2 27% NA 73.8 29.35 993.9
12:20 PM CDT 21.9 G 29.9 10.00 Mostly Clear and Windy -- 73.4 39.2 29% NA 71.8 29.35 993.9
12:05 PM CDT 10.00 Clear -- 73.4 39.2 29% NA 71.8 29.35 993.9
11:50 AM CDT SW 17.3 10.00 Clear -- 73.4 41.0 31% NA 72.0 29.35 993.9
11:45 AM CDT 17.3 G 25.3 10.00 Clear -- 73.4 41.0 31% NA 72.0 29.35 993.9
11:40 AM CDT SW 18.4 G 24.2 10.00 Clear -- 73.4 39.2 29% NA 71.8 29.35 993.9
11:35 AM CDT 10.00 Clear -- 71.6 39.2 31% NA 70.0 29.36 994.2
11:30 AM CDT G 28.8 10.00 Clear -- 71.6 39.2 31% NA 70.0 29.36 994.2
11:20 AM CDT SW 21.9 G 35.7 10.00 Clear and Windy -- 71.6 39.2 31% NA 70.0 29.36 994.2
11:10 AM CDT SW 18.4 10.00 Clear -- 71.6 39.2 31% NA 70.0 29.36 994.2
11:00 AM CDT SW 19.6 G 25.3 10.00 Clear and Windy -- 71.6 39.2 31% NA 70.0 29.37 994.6
10:50 AM CDT SW 19.6 G 33.4 10.00 Mostly Clear and Windy -- 71.6 39.2 31% NA 70.0 29.37 994.6
10:40 AM CDT SW 17.3 G 25.3 10.00 Partly Cloudy -- 69.8 39.2 33% NA NA 29.37 994.6
10:35 AM CDT 10.00 Partly Cloudy -- 69.8 39.2 33% NA NA 29.38 994.9
10:25 AM CDT G 28.8 10.00 Mostly Cloudy -- 69.8 39.2 33% NA NA 29.38 994.9
10:10 AM CDT SW 18.4 G 28.8 10.00 Clear -- 69.8 39.2 33% NA NA 29.39 995.3
10:05 AM CDT G 28.8 10.00 Clear -- 69.8 39.2 33% NA NA 29.39 995.3
10:00 AM CDT SW 19.6 10.00 Clear and Windy -- 68.0 39.2 35% NA NA 29.39 995.3
09:50 AM CDT G 34.5 10.00 Clear -- 68.0 39.2 35% NA NA 29.40 995.6
09:35 AM CDT G 24.2 10.00 Clear -- 66.2 37.4 35% NA NA 29.40 995.6
09:30 AM CDT G 28.8 10.00 Clear -- 66.2 39.2 37% NA NA 29.40 995.6
09:20 AM CDT 16.1 G 24.2 10.00 Clear -- 66.2 39.2 37% NA NA 29.40 995.6

Regional Weather Observation

ASHWAUBENON (KGRB)

Partly Cloudy
75.2 F

OCONTO (KOCQ)

Partly Cloudy
74.5 F

CLINTONVILLE (KCLI)

Clear and Windy
71.6 F

APPLETON/OUTAGAM (KATW)

Partly Cloudy
75.2 F

STURGEON BAY (KSUE)

Partly Cloudy and Breezy
73.4 F

MANITOWAC MUNI (KMTW)

Clear
75.2 F
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