Anchorage is experiencing the highest tree pollen counts in nearly a decade, with counts reaching thousands of grains per cubic meter from birch, poplar, cottonwood, aspen, willow, and alder, triggering widespread allergy symptoms.

A late-season blizzard dumped up to 30 cm of snow in northeastern Finland, snarling roads around Kuusamo and Salla and causing train delays between Parikkala and Joensuu due to a damaged electric rail track.

A historic late‐spring blizzard on May 2 blanketed Moscow with up to 15 cm of snow—the first May 2 snow cover in 75 years—toppling trees onto cars and cutting power for over 26,000 residents. The record snowfall came a day after Moscow was hit by record rainfall and an unusually mild winter. The capital city and its outer suburbs saw 71% of the precipitation usually recorded in May in just 36 hours.

A bloom of non-toxic Noctiluca algae is lining Saanich Inlet’s shoreline; safe for swimmers and shellfish consumption so far. Scientists say the bloom is not producing toxins yet, but could as the water gets warmer. “This one is a bit early!” said Galbraith.

'The Great Moose Migration' will premiere a week earlier than planned, with the live broadcast starting at midnight to capture an unusually early and abundant gathering of moose due to a warm, early spring in Sweden.

A farmer in Skagafjörður faces significant losses, having to replant around 20% of their pastures after major winter floods. Héraðsvötn breached a protective embankment, burying the fields in sand and silt.

Several seasonal ice roads in the Northwest Territories, including the Wekweeti and Dettah routes, have closed earlier than their long‐term averages, with additional roads on short notice closures due to warming temperatures.

In Chistochina, Alaska, two swans were observed arriving unusually early, flying close to a house, highlighting a pattern of early swan arrivals in the region.

Luleå kommun has closed its ice rink for the season after observing a rapid melt that reduced the ice thickness by 15 centimeters over two days, raising serious safety concerns.

A pilot rescued with two young family members after they survived a night on the wing of an airplane partially submerged in a Kenai Peninsula lake is a student pilot who was not authorized to fly with passengers, according to a U.S. official and federal aviation records.

Two small wildfires on the Kenai Peninsula have been reported and quickly contained as the region enters an early fire season. Burn permits are now required on all state, private, and municipal lands due to early warm temperatures and low snowpack.

Area biologists recommend securing attractants as warmer weather leads to earlier bear activity on the Kenai Peninsula, prompting calls for caution among residents.

Eagles in Unalaska are nesting earlier than usual, prompting local authorities to caution residents about potentially aggressive territorial behavior near the nests.

Early sightings of migratory birds in southwest Finland, including bean and greylag geese, suggest milder winter conditions and highlight the impact of climate change on traditional migratory patterns.

A temporary bridge in Borgarfjörður, Iceland, collapsed after an ice jam in the Hvítá River caused significant flooding.

A photographer captured Brant geese appearing early on Vancouver Island, suggesting a shift in their wintering patterns.