Alert archive / Wisconsin / Small Craft Advisories in 2026

Small Craft Advisory 43, NWS Green Bay, WI

April 17, 2026

NWS Green Bay, WI issued this small craft advisory at Apr 17, 2026, 2:56 AM CDT. It took effect at Apr 17, 2026, 3:00 PM CDT. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued: Apr 17, 2026, 2:56 AM CDT (07:56 UTC)
In effect from: Apr 17, 2026, 3:00 PM CDT
Expired: Apr 18, 2026, 10:00 AM CDT
In force: 19 hr
Issued by: NWS Green Bay, WI

What forecasters said that day

The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Green Bay, WI wrote its last area forecast discussion before this small craft advisory went out at Apr 17, 2:50 AM CDT, 6 minutes earlier.

Area forecast discussion, Apr 17, 2:50 AM CDT, 6 minutes before

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Hazardous weather outlook, Apr 16, 10:31 PM CDT, 4 hours 25 minutes before

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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 16, 8:36 PM CDT	Dense Fog Advisory	GRB	Brown, Calumet, Door, Forest, Kewaunee, Langlade and 9 more	12 hr
Apr 16, 8:37 PM CDT	Marine Dense Fog Advisory	GRB		31 hr
Apr 17, 2:53 PM CDT	Severe Thunderstorm Warning	GRB	Marathon, Wood	82 min
Apr 17, 3:00 PM CDT	Tornado Warning	GRB	Wood	60 min
Apr 17, 3:27 PM CDT	Severe Thunderstorm Warning	GRB	Wood	48 min
Apr 17, 3:40 PM CDT	Special Weather Statement	GRB	Lincoln	65 min
Apr 17, 3:52 PM CDT	Severe Thunderstorm Warning	GRB	Marathon, Portage, Wood	53 min
Apr 17, 4:10 PM CDT	Flash Flood Warning	GRB	Marathon, Wood	5 hr
Apr 17, 4:11 PM CDT	Special Weather Statement	GRB	Winnebago	34 min
Apr 17, 4:19 PM CDT	Severe Thunderstorm Warning	GRB	Oneida	24 min
Apr 17, 4:21 PM CDT	Tornado Warning	GRB	Marathon	39 min
Apr 17, 4:36 PM CDT	Severe Thunderstorm Warning	GRB	Lincoln	39 min
Apr 17, 4:44 PM CDT	Tornado Warning Tornado observed	GRB	Marathon	32 min
Apr 17, 4:48 PM CDT	Tornado Warning	GRB	Lincoln	21 min
Apr 17, 4:50 PM CDT	Severe Thunderstorm Warning	GRB	Langlade, Lincoln	30 min
Apr 17, 4:52 PM CDT	Tornado Warning	GRB	Langlade, Lincoln	30 min
Apr 17, 5:00 PM CDT	Severe Thunderstorm Warning	GRB	Lincoln, Oneida	45 min
Apr 17, 5:06 PM CDT	Tornado Warning Tornado observed	GRB	Langlade, Marathon, Shawano	39 min
Apr 17, 5:14 PM CDT	Tornado Warning	GRB	Wood	61 min
Apr 17, 5:19 PM CDT	Severe Thunderstorm Warning	GRB	Forest, Langlade, Oneida	18 min
Apr 17, 5:24 PM CDT	Special Weather Statement	GRB	Vilas	36 min
Apr 17, 5:27 PM CDT	Severe Thunderstorm Warning	GRB	Langlade, Marathon, Menominee, Portage, Shawano, Waupaca	37 min
Apr 17, 5:28 PM CDT	Tornado Warning	GRB	Vilas	17 min
Apr 17, 5:30 PM CDT	Tornado Warning	GRB	Langlade, Menominee	45 min
Apr 17, 5:48 PM CDT	Tornado Warning	GRB	Shawano	9 min
Apr 17, 5:58 PM CDT	Severe Thunderstorm Warning	GRB	Vilas	32 min
Apr 17, 6:06 PM CDT	Tornado Warning	GRB	Langlade, Oconto	28 min
Apr 17, 6:26 PM CDT	Special Weather Statement	GRB	Marathon, Portage, Wood	64 min
Apr 17, 6:43 PM CDT	Special Weather Statement	GRB	Oneida	32 min
Apr 17, 6:52 PM CDT	Flash Flood Warning	GRB	Langlade, Marathon, Menominee, Shawano	2 hr
Apr 17, 6:58 PM CDT	Severe Thunderstorm Warning	GRB	Oneida, Vilas	32 min

Nearby

Small Craft Advisories in Wisconsin, 2026 Every small craft advisory in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.