409 

WHUS53 KGRB 180004
SMWGRB
LMZ521-522-541-542-563-565-567-180130-
/O.NEW.KGRB.MA.W.0006.260418T0004Z-260418T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Green Bay WI
704 PM CDT Fri Apr 17 2026

The National Weather Service in Green Bay has issued a

* Special Marine Warning for...

Central and Southern Bay of Green Bay...
Nearshore waters from Washington Island to Two Rivers...
Open waters of Lake Michigan from Rock Island Passage to Sheboygan...

* Until 830 PM CDT.

* At 704 PM CDT, a gust front was located along a line extending from
  15 nm northeast of Rawley Point Light to 7 nm west of Kewaunee
  Pierhead Light to 8 nm west of Long Tail Point Light, moving north
  at 40 knots.

  HAZARD...Wind gusts to 40 knots.

  SOURCE...Radar.

  IMPACT...Small craft could be damaged in briefly higher winds and
           suddenly higher waves.

* Locations impacted include...
  Sherwood Point Light, Long Tail Point Light, Peshtigo Reef Light,
  Bay Shore Park, Whitefish Point, Kewaunee Pierhead Light, Eagle
  Bluff Light, Rawley Point Light, Green Bay Harbor Entrance Light,
  and Chambers Island.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 800 PM CDT for northeastern
Wisconsin.

Move to safe harbor immediately as gusty winds and high waves are
expected.

&&

LAT...LON 4533 8629 4488 8669 4406 8703 4416 8754
      4447 8754 4509 8705 4530 8699 4530 8707
      4493 8740 4480 8733 4481 8734 4489 8743
      4485 8758 4464 8777 4455 8802 4457 8804
      4493 8784 4498 8763 4515 8760 4540 8736
TIME...MOT...LOC 0004Z 201DEG 36KT 4433 8720 4443 8767 4455 8820

HAIL...0.00IN
WIND...40KTS

$$

Kieckbusch