US National Weather Service Green Bay Wisconsin

US National Weather Service Green Bay Wisconsin Official page for the National Weather Service Green Bay. Details: weather.gov/facebook

{Sep 23, 2026 330 AM} The quiet weather pattern continues the rest of this week, with just a small chance of rain Saturd...
09/23/2026

{Sep 23, 2026 330 AM} The quiet weather pattern continues the rest of this week, with just a small chance of rain Saturday night into early Sunday. High temperatures will be seasonable with readings in the 60s to near 70.

{Sep 22, 2026 230 PM} Quiet weather will continue, with another night of potential frost over north-central WI. Lows wil...
09/22/2026

{Sep 22, 2026 230 PM}
Quiet weather will continue, with another night of potential frost over north-central WI. Lows will range from the lower 30s to the upper 40s. The rest of the week will remain quiet with seasonable temperatures.

{9/22/26 225 PM} Frost is expected again over north-central WI late tonight into early Wednesday. A Frost Advisory is in...
09/22/2026

{9/22/26 225 PM}
Frost is expected again over north-central WI late tonight into early Wednesday. A Frost Advisory is in effect from 1 AM through 7 AM on Wednesday. If you have any sensitive outdoor plants, take steps to protect them from the cold.

{Sep 22, 2026 330 AM} After some frost early up north, expect a partly sunny day with highs in the 60s. Quiet weather wi...
09/22/2026

{Sep 22, 2026 330 AM} After some frost early up north, expect a partly sunny day with highs in the 60s. Quiet weather will continue through Friday, with another potential for frost north-central WI early on Wednesday morning.

{Sep 21, 2026 300 PM} The dry pattern will continue through the rest of the week. Chances for rain will begin to increas...
09/21/2026

{Sep 21, 2026 300 PM} The dry pattern will continue through the rest of the week. Chances for rain will begin to increase late this weekend into early next week. High temperatures will be near or slightly below average, with readings in the 60s. Cool nights are expected, with frost tonight and again Tuesday night.

{Sep 21, 2026 130 PM} Frost is expected over north-central WI late tonight into early Tuesday. A Frost Advisory is in ef...
09/21/2026

{Sep 21, 2026 130 PM} Frost is expected over north-central WI late tonight into early Tuesday. A Frost Advisory is in effect from 12 AM through 7 AM on Tuesday. If you have any sensitive outdoor plants, take steps to protect them from the cold.

[9/21/2026 - 430 AM]  Conditions will remain hazardous for boating and swimming through Tuesday on both the bay and the ...
09/21/2026

[9/21/2026 - 430 AM] Conditions will remain hazardous for boating and swimming through Tuesday on both the bay and the lake. Waves will reach as high as 5 ft, highest south of Algoma.

[9/21/2026 - 430 AM] A dry weather pattern is expected for the week. It will stay breezy today, especially closer to Lak...
09/21/2026

[9/21/2026 - 430 AM] A dry weather pattern is expected for the week. It will stay breezy today, especially closer to Lake Michigan. Frost could occur early Tuesday and early Wednesday over north-central WI. High temperatures will be in the 60s until late this week when readings reach around 70.

{9/20/2026 330 PM} Conditions will remain hazardous for boating and swimming through Tuesday on both the bay and the lak...
09/20/2026

{9/20/2026 330 PM} Conditions will remain hazardous for boating and swimming through Tuesday on both the bay and the lake. Waves will reach as high as 4 to 8 ft, highest south of Algoma.

[9/20/2026 - 330 PM] After some spotty sprinkles tonight, a dry weather pattern is expected for the week. It will stay b...
09/20/2026

[9/20/2026 - 330 PM] After some spotty sprinkles tonight, a dry weather pattern is expected for the week. It will stay breezy into Monday, especially closer to Lake Michigan. Still looks like some frost could occur early Tuesday and early Wednesday over north-central WI.

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