A Tennessee warbler (Leiothlypis peregrina) was captured and identified at Mølen in Vestfold after Storm Amy, marking the first record for Scandinavia. Ornithologists believe it was carried across the Atlantic by strong jet streams; birders rushed from around Norway to see it, though it is unlikely to survive the Norwegian autumn.

Authorities have detected blue-green algae in Loch Moy, south of Inverness, and are urging the public and pet owners to avoid contact with the water. Warning signs are being posted as agencies investigate potential health risks.

Rockfall has sent stones onto the E45 at Kløfta in Alta, forcing motorists to zigzag between debris. Authorities warn of hazardous driving conditions and the situation is being updated.

A mosquito species, Culiseta annulata, has been confirmed in Iceland after specimens of both sexes were captured in Kjósarhreppur on October 16–18, 2025. The find suggests mosquitoes may now be present in the country, long considered free of them.

Residents of Arviat, Nunavut, are cautioned to watch for foxes after a potentially rabid fox, which exhibited abnormal behavior and contacted dogs, was euthanized and sent for testing. The health department emphasizes the urgency of reporting any bites due to the fatal nature of rabies.

A fox euthanized after abnormal behaviour in Arviat, Nunavut, has tested positive for rabies, prompting health officials to warn residents to report unusual animal behaviour and seek immediate care after bites or scratches.

Environment and Climate Change Canada reports Thanksgiving Monday (Oct. 13, 2025) was the coldest Oct. 13 on record in 10 B.C. communities, including one site where a 115-year-old low-temperature record fell.

A powerful, ongoing storm in Western Alaska has flooded communities, destroyed homes and left some residents injured by flying debris. Officials say rescue efforts are underway after floodwaters in multiple communities swept homes off their foundations. The remnants of Typhoon Halong tracked farther east than expected, slamming into the Yukon-Kuskokwim Delta coast early on Sunday morning. Officials said Sunday afternoon that the hardest hit communities appeared to be Kipnuk, Kwigillingok and Napakiak.

Unseasonably warm October air is bringing temperatures up to 18°C in northeastern Iceland today, following peaks over 21°C in East Iceland yesterday, driven by a foehn effect. South to southwesterly winds and intermittent rain accompany the warmth, with the east and northeast remaining mostly bright.

In Novy Urengoy, authorities and volunteers began rescuing a flock of ducks that failed to migrate before freezing weather, after the birds lingered on Lake Molodezhny. Locals also recalled a recently rescued mute swan now recovering en route to a rehabilitation center in Tyumen Oblast.

Communities are tallying up damage from a severe Bering Sea storm that brought flood warnings to a vast swath of Alaska's western coast.

A storm surge and strong winds pushed tides to the edge of the waterfront road in Iqaluit on Friday morning. Environment Canada had warned of higher-than-normal tides and possible flooding of ground-level spaces.

Flooding had already begun by Wednesday afternoon, and the weather service forecast said water could rise as high as 10 feet above the high tide line. Flood waters are expected to peak around 8 p.m. Wednesday.

A cyclone brought wet snow and wind gusts up to 28 m/s to Chukotka, causing power outages, water supply disruptions, and widespread flight delays. Ferry service across the Anadyr Estuary was suspended in the morning, with plans to resume service later in the day.

The vessel Beitir NK landed 700 tons of herring in Neskaupstaður, as skippers report many whales—especially orcas—converging on herring grounds and following the net to the ship. Recent catches suggest the herring has shifted north toward Bakkaflói.

Autumn is marked by delayed leaf fall and reduced rainfall, with temperatures higher than historical averages, suggesting potential climate shifts.

A temperature of 10.2°C was recorded Tuesday morning at Svalbard Airport, the warmest October reading since measurements began. Mild weather is reported around Longyearbyen.

Two walruses were seen swimming in Ofotfjorden near Lillevika, surprising a local observer. Such sightings are rare in this area.

A cluster of pale white mushrooms thriving under a leafless tree in Anchorage highlights the unusual impact of warmer, wetter conditions on fungal growth in northern climates, contrasting the tree's winter dormancy with the fungi's late-season fruiting.

An increase in garbage, including glass, has been observed accumulating along Reynolds Bridge Road in Benton, Tennessee, particularly in areas without houses.