579 
WHUS53 KDLH 300620
SMWDLH
LSZ141>143-162-300715-
/O.NEW.KDLH.MA.W.0024.260630T0620Z-260630T0715Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Duluth MN
120 AM CDT Tue Jun 30 2026

The National Weather Service in Duluth MN has issued a

* Special Marine Warning for...
  Grand Marais to Taconite Harbor MN...
  Lake Superior west of a line from Saxon Harbor WI to Grand Portage
  MN beyond 5NM...
  Silver Bay Harbor to Two Harbors MN...
  Taconite Harbor to Silver Bay Harbor MN...

* Until 215 AM CDT.

* At 120 AM CDT, strong thunderstorms were located along a line
  extending from 25 nm northwest of Sugar Loaf Cove to 18 nm north of
  Silver Bay Marina and Ore Dock to 10 nm northwest of Beaver Bay to
  8 nm northwest of Twin Points Safe Harbor to 9 nm north of Two
  Harbors Protected Access Agate Bay, moving northeast at 55 knots.

  HAZARD...Wind gusts to nearly 50 knots and small hail.

  SOURCE...Radar.

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

* Locations impacted include...
  Beaver Bay, Mouth Of The Cross River, Sugar Loaf Cove, Tofte Safe
  Harbor, Split Rock Lighthouse, Silver Bay Marina and Ore Dock,
  Taconite Harbor, and Tofte.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 200 AM CDT for northeastern
Minnesota...and the adjacent waters of Lake Superior.

&&

LAT...LON 4771 9034 4740 9027 4718 9145 4741 9117
      4758 9088 4772 9055 4776 9039
TIME...MOT...LOC 0620Z 243DEG 57KT 4772 9150 4756 9144 4739 9148 4725
9159 4716 9173

HAIL...<.75IN
WIND...49KTS

$$

JDS


222 
WHUS53 KDLH 300640
SMWDLH
LSZ142>146-162-300745-
/O.NEW.KDLH.MA.W.0025.260630T0640Z-260630T0745Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Special Marine Warning
National Weather Service Duluth MN
140 AM CDT Tue Jun 30 2026

The National Weather Service in Duluth MN has issued a

* Special Marine Warning for...
  Duluth MN to Port Wing WI...
  Lake Superior west of a line from Saxon Harbor WI to Grand Portage
  MN beyond 5NM...
  Port Wing to Sand Island WI...
  Silver Bay Harbor to Two Harbors MN...
  Taconite Harbor to Silver Bay Harbor MN...
  Two Harbors to Duluth MN...

* Until 245 AM CDT.

* At 138 AM CDT, strong thunderstorms were located along a line
  extending from Two Harbors Protected Access Agate Bay to near
  Duluth Lift Bridge Channel to 6 nm southwest of Superior Harbor,
  moving east at 30 knots.

  HAZARD...Wind gusts to 40 knots and small hail.

  SOURCE...Radar.

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

* Locations impacted include...
  Superior Entry, Knife River Marina, Castle Danger, Barkers Island,
  Duluth Harbor, Duluth Lift Bridge Channel, Twin Points Safe Harbor,
  Two Harbors Protected Access Agate Bay, Brule Point, McQuade
  Harbor, Herbster, Superior Harbor, Larsmont, Port Wing Harbor,
  Stoney Point, Bark Point, French River, and Bark Bay.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 200 AM CDT for northeastern
Minnesota...northwestern Wisconsin...and the adjacent waters of Lake
Superior.

&&

LAT...LON 4669 9230 4668 9224 4672 9224 4680 9212
      4718 9145 4728 9092 4683 9121 4674 9150
      4666 9193 4666 9203 4671 9210 4666 9211
      4662 9221 4663 9228
TIME...MOT...LOC 0638Z 254DEG 28KT 4698 9168 4677 9204 4661 9211 

HAIL...<.75IN
WIND...40KTS

$$

JDS