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Keeper's Log: December 18, 2025
Date: Thursday, December 18, 2025 Weather Current (as reported at evening): 28°F, Partly Cloudy Day High: 34°F | Night Low: 18°F Wind: W at 15-25 mph, gusts to 35 mph Lake: Rough, 6-9 ft seas Precipitation: Light snow flurries, trace accumulation Visibility: 8 miles, reduced at times Sunrise: 8:35 am | Sunset: 4:59 pm Moon Phase: Waning Gibbous, 72% illumination Active Alerts High Wind Warning: In effect through this evening Issued by NWS Marquette West winds 25 t
Susan Harbourt
Dec 18, 20254 min read


Keeper's Log: December 17, 2025
Date: Wednesday, December 17, 2025 Weather Wind 10 mph S Humidity 60% Air Quality 29 - Good Dew Point 23° Pressure 29.59 in UV Index 0 of 11 Visibility 3 mi Moon Phase Waning Crescent Sunrise 8:34 am Sunset 5:05 pm Weather Alerts: 3 GALE WARNING From Thu 1:00 pm until Fri 10:00 am EST Action Recommended: Avoid the subject event as per the instructions Issued By: Marquette - MI, US, National Weather Service Affected Area: Manitou Island to Point Isabelle, MI and Point Isabe
Susan Harbourt
Dec 16, 20255 min read


Keeper's Log: December 16, 2025
Date: Tuesday, December 16, 2025 Weather: Temp as reported at 19:40 : 41° F, Clear, Feels like 34° Day: 43° F Night: 19° Wind: 13 mph SW Humidity: 64% Air Quality: 30 - Good Dew Point: 29° Pressure: 29.32 in UV Index: 0 of 11 Visibility: 10 mi Moon Phase: Waning Crescent Sunrise: 8:33 am Sunset: 5:05 pm 15°F, snow flurries, wind from the NE at 22 knots Gale Warning : Action Recommended Issued By Marquette - MI, US, National Weather Service Affected Area: Manitou Island to
Susan Harbourt
Dec 16, 20253 min read


Remembering the SS Edmund Fitzgerald, 50 years later.
On November 10, 1975, the Great Lakes were forever changed when the SS Edmund Fitzgerald sank in a violent Lake Superior storm, taking all 29 crew members with her. This year marks the 50th anniversary , a moment of reflection for those who live along this rugged coastline and for anyone who understands the power of the lake. The Fitzgerald’s loss is not just maritime history; it is a reminder of how quickly Lake Superior can turn, how fragile life on the water can be, and h
Susan Harbourt
Nov 10, 20253 min read


Happy National Lighthouse Day from the Portage River Light in Jacobsville, Michigan!
Portage River Lighthouse and Keepers Cottage in Jacobsville, Michigan From our perch here on the Keweenaw Peninsula, where Lake Superior...
Susan Harbourt
Aug 7, 20253 min read


The Mystical Beauty of Sea Smoke Over Lake Superior
Sea Smoke over Lake Superior's Keweenaw Bay from the Portage River Lighthouse in Jacobsville, Michigan. What is Sea Smoke? If you've ever...
Susan Harbourt
Mar 15, 20253 min read


Why Winter Sunrises Over Lake Superior Are So Special 🌅✨
There’s something magical about watching the sunrise over Lake Superior in winter. As the sky slowly shifts from deep indigo to fiery...
Susan Harbourt
Mar 13, 20253 min read


Celebrating National Lighthouse Day!
Portage River Lighthouse celebrates National Lighthouse Day. Book a tour with Keweenaw Boat Tours.
Susan Harbourt
Aug 7, 20242 min read


Discover the United States Lighthouse Society's (USLHS) Passport Stamp Program: A Warm Invitation from Portage River Lighthouse!
Portage River Lighthouse in Jacobsville United States Lighthouse Society USLHS Passport Stamp Program
Susan Harbourt
Feb 27, 20243 min read


Guiding Lights: The Remarkable Fresnel Lenses for Lighthouses
When envisioning a lighthouse, regardless of the shape and size of the structure, it is always crowned by a mesmerizing beam of light...
Susan Harbourt
Nov 4, 20235 min read


A Guiding Light: A Timeline of the Portage River Lighthouse in Jacobsville, Michigan
A Timeline of the Portage River Lighthouse in Jacobsville, Michigan
Susan Harbourt
Aug 7, 20234 min read


3 Insider Tips on Where to Find Your Dream Lighthouse For Sale
Keweenaw Waterway Lower Entrance Light at White City Beach, Mi
Susan Harbourt
Jun 23, 20233 min read


Privately Owned Lighthouses: Celebrating Heritage Beyond Museums
Historic properties, especially historic maritime properties, carry a sense of wonder and nostalgia, but not all become museums.
Susan Harbourt
Jun 15, 20233 min read


We Spontaneously Bought a Lighthouse!
The Unexpected Adventures of one Families Journey Restoring a Lighthouse on Great Lake Superior
Portage River Lighthouse in Jacobsville
Susan Harbourt
Feb 1, 20235 min read
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