Marine Weather Statement for Chequamegon Bay-Bayfield to Oak Point WI; Taconite Harbor to Silver Bay Harbor MN; Silver Bay Harbor to Two Harbors MN +7 more
Official alert fields
What you need to know
- Applies to
- Chequamegon Bay-Bayfield to Oak Point WI, Duluth MN to Port Wing WI, Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM, Oak Point to Saxon Harbor WI, Outer Apostle Islands Beyond 5 NM from Mainland, Port Wing to Sand Island WI, Sand Island to Bayfield WI, Silver Bay Harbor to Two Harbors MN and 2 more
- Effective
- Ended
- Official severity
- Minor
- Official urgency
- Expected
- Official certainty
- Observed
What is happening
The areas affected include... Chequamegon Bay-Bayfield to Oak Point WI... Duluth MN to Port Wing WI... Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM... Oak Point to Saxon Harbor WI... Outer Apostle Islands Beyond 5 NM from Mainland... Port Wing to Sand Island WI... Sand Island to...
What the bulletin says to do
These strong thunderstorms will likely produce winds to around 30 knots, and could pose a serious hazard for boaters. A special marine warning may eventually be required when these strong thunderstorms reaches the nearshore waters. Boaters should consider heading for shore before these strong thunderstorms arrives.
Full official description
Bulletin details
The areas affected include... Chequamegon Bay-Bayfield to Oak Point WI... Duluth MN to Port Wing WI... Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM... Oak Point to Saxon Harbor WI... Outer Apostle Islands Beyond 5 NM from Mainland... Port Wing to Sand Island WI... Sand Island to Bayfield WI... Silver Bay Harbor to Two Harbors MN... Taconite Harbor to Silver Bay Harbor MN... Two Harbors to Duluth MN... At 449 PM CDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 to 40 knots. These thunderstorms were located along a line extending from 37 nm northwest of Larsmont to 21 nm northwest of Duluth Lift Bridge Channel, moving east at 30 knots. Storms will reach Silver Bay to Two Harbors to Duluth by around 545 PM CDT and then move towards the Apostle Islands over the next two hours.
Lifecycle record
Official revisions
- Alert
Marine Weather Statement issued August 25 at 4:51PM CDT by NWS Duluth MN
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Duluth MN. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected