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The LEO Network is a worldwide network of observers and experts that share their observations of environmental change.
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Observations

Denali National Park bars visitors as wildfire burns near entrance
Denali National Park has closed to visitors due to the rapidly spreading Riley Fire near its entrance, prompting evacuations and a significant firefighting response.
Denali National Park, Alaska, United States
Alaska Public Media

2 found dead after residential fires in Mat-Su
Two individuals died in separate fires in Mat-Su, with one victim found outside his home after escaping the blaze, potentially succumbing to extreme cold.
Palmer, Alaska, United States
Alaska Public Media
Chris Klint, Alaska Public Media - Anchorage

Breakup brings serious flooding to Yukon and Kuskokwim River communities
Breakup of the Yukon River over the weekend has led to serious flooding in Eagle, Circle and Fort Yukon.
Eagle, Alaska, United States
Alaska Public Media

Anchorage digs out of more than a foot of wet, heavy snow
All schools in Anchorage and the Mat-Su Borough are closed Wednesday due to slick roads across the region, as snowfall continues. “This is the heaviest snowfall the Anchorage area has seen in over 20 years,” said state Department of Transportation spokesman Justin Shelby. “Our crews are keeping up as best they can.”
Anchorage, Alaska, United States
Chris Klint, Alaska Public Media - Anchorage

With Anchorage schools remote again, another storm hitting Southcentral Alaska
With Anchorage schools remote again due to a 17-inch snowfall and strong winds, another storm is hitting Southcentral Alaska, potentially causing power outages as trees fall on electric lines.
Anchorage, Alaska, United States
Chris Klint, Alaska Public Media - Anchorage

Fire destroys Peter Pan Seafoods facility in Sand Point
A fire destroyed a Peter Pan Seafoods facility in Sand Point, Alaska, causing a pervasive smell of burning plastic from fishing gear stored on-site.
Sand Point, Alaska, United States

Southcentral Alaska cold snap and surging natural gas demand put supply in question
A cold snap in Southcentral Alaska has led to increased natural gas demand, causing Enstar to struggle with supply due to equipment failure and technical issues.
Anchorage, Alaska, United States
Casey Grove, Alaska Public Media - Anchorage

A moose on the loose: Combat shopping in an Anchorage Costco parking lot
A moose caused a stir in an Anchorage Costco parking lot, interacting with shoppers and snacking on the landscaping, reflecting increased human-moose encounters in the area.

Firefighters work to contain Anchorage wildfire
The fire also comes as the state of Alaska enters its second highest level of fire preparedness, based on the high number of wildfires burning statewide and the possibility for more.

Wildfire near Elliot Highway prompts 'Go' evacuation order
A fast-moving wildfire near Elliot Highway in Fairbanks, Alaska, has led to a Level 3 evacuation order for residents, with the fire rapidly growing to over a thousand acres.
Fairbanks, Alaska, United States

Bethel SAR warns against Kuskokwim River travel after aerial survey
Bethel Search and Rescue advises against travel on the Kuskokwim River due to dangerous conditions of open water and thin ice identified in their annual aerial survey.
Kuskokwim River, Alaska, United States

Alaska fire season begins with almost two dozen human-caused blazes
Twenty-three of the 25 fires so far this year were ignited by human activity. While this year’s heavy snowpack and cold spring pushed back the start to fire season in many parts of the state, climate change is generally causing an earlier snowmelt, said climatologist Rick Thoman.
Alaska, United States
Kavitha George, Alaska Public Media - Anchorage

Experts detonate historic cache of TNT discovered near Tok
Eielson Air Force Base's EOD team safely detonated a historic TNT cache from WWII-era Alaska Highway construction discovered near Tok.
Tok, Alaska, United States

Monday storm again closes Anchorage, Mat-Su schools and state offices
A winter storm in Anchorage and Mat-Su, Alaska has caused closures of state offices, schools, and bus services, with reports of stranded vehicles and accidents, and up to a foot of snow expected in some areas.
Matanuska Valley, Alaska, United States

Half-mile stretch of Anchorage’s 15th Avenue closed due to sinkhole
A drainage culvert beneath the street failed, causing the sinkhole.
Jeremy Hsieh, Alaska Public Media - Anchorage

Bears raid a Krispy Kreme doughnut van in Anchorage
The van was stopped outside a convenience store on Joint Base Elmendorf-Richardson when the bears helped themselves to doughnut holes and other pastries.

Close encounters with curious Juneau killer whale a reminder of city's wild nature
Before she knew what was happening, a large female killer whale lifted Bloom’s paddleboard up out of the water. “And at that moment it was like terror,” Bloom said.
Juneau, Alaska, United States

Ice jam floods continue to plague Alaska river communities
In the Glenallen area, Yukon and Kuskokwim River communities, and Northwest Arctic floodwaters caused by snow melt and rapid warming have caused many communities to be flooded.
Alaska, United States

10-mile Lower Kuskokwim ice jam causes flooding, high water
A 10-mile ice jam on the Lower Kuskokwim River has caused severe flooding in Tuluksak, with the area experiencing its worst flooding in over a decade.
Aniak, Alaska, United States
Evan Erickson, KYUK - Bethel and Sage Smiley, KYUK

Anchorage sets new record for amount of snow on the ground in April
Snow dumped on Southcentral Alaska this weekend, with more than 8 inches falling in the Anchorage area and about 5 inches in the Matanuska-Susitna Borough. A Climatologist says this weekend has led to a record amount of snowpack this late in the season.
Wesley Early, Alaska Public Media - Anchorage

Unprecedented double glacial dam release brings flooding to the Kenai
Usually, the Snow Glacier and Skilak lakes release every two or three years. Both at the same time is unprecedented.
Skilak Lake

'Strange' bald eagle attacks at Kodiak harbor cause multiple injuries
Unusual aggressive bald eagle behavior, not linked to nest protection, leads to multiple injuries at Kodiak harbor, possibly due to eagles being fed by people.
Kodiak, Alaska, United States

Downtown Juneau apartment building evacuated following landslide
A landslide in Juneau, Alaska, prompted the evacuation of an apartment building, with no injuries reported but further slides expected due to heavy rain.
Juneau, Alaska, United States

Rare polar bear sighting causes a stir in Kotzebue
Locals in Kotzebue showed a mix of excitement and concern over the weekend in response to reports that a rare polar bear was spotted in the area.
Kotzebue, Alaska, United States

A million households have lost power so far as major winter storm blasts the U.S.
A major winter storm is continuing to bring heavy snow, blizzard conditions and significant ice from California to the Northeast on Thursday.
United States

Tsunami warning canceled following strong earthquake off Alaska Peninsula
The magnitude 7.2 earthquake initially triggered sirens and evacuations in communities including Sand Point and Kodiak.
Sand Point, Alaska, United States

19 cases of avian flu identified in Dillingham
In Dillingham, Alaska, 19 cases of avian flu have been identified in common murres, with the virus still present in wild birds and genetic testing being conducted to determine if it is a new strain or a strain circulating in North America.
Dillingham, Alaska, United States

Weather service warns that strong winds in Anchorage could lead to power outages and downed trees
Intermittent power outages continued across Anchorage Friday as high winds that started the day before toppled trees across the city.

2 people survive late-season Southcentral Alaska avalanches
The slides come near the end of an avalanche season experts say is notable both for its heightened danger and lack of deaths.
Girdwood, Alaska, United States

300 firefighters converge in Delta Junction to tackle area wildfires
More than 1,000 firefighters are suppressing wildfires across Interior Alaska, and about a third of them are working out of a temporary incident command post set up at the Deltana Fairgrounds in Delta Junction. The focus will be on the 47,000-acre Pogo Mine Road Fire.
Delta Junction, Alaska, United States

Roof of vacant, condemned Anchorage warehouse partially collapses under snow load
The warehouse at 4640 Gambell St. damaged Wednesday is owned by Marten Martensen, the primary owner of the Continental Auto Group in Anchorage. He was part of a group that purchased the property in October 2022 and briefly used it to store around 10,000 tires until last December’s successive snowstorms caused the structure to begin collapsing.

Cleanup continues at Kodiak spaceport after January rocket crash
ABL Space Systems is still investigating the crash, but says the rocket rose more than 700 feet before its engines shut down 11 seconds after launch.
Kodiak, Alaska, United States

Record-breaking rain drenches Anchorage, triggering road closures and a flood advisory
Anchorage experiences unprecedented rainfall, leading to road closures and flood advisories due to overflowing creeks and waterlogged streets.

Mat-Su schools closed Tuesday amid Southcentral rain, icy roads
Light rain is expected to fall across much of the region Tuesday, with a storm possibly bringing more rain to Anchorage on Wednesday.
Palmer, Alaska, United States

Coastal Yukon River faces flood advisory as lower Kuskokwim catalogs flood impacts
Communities along the lower Kuskokwim River and coastal areas in Western Alaska assess damage from recent storms, with flooding and erosion impacting homes and infrastructure, and a new storm potentially exacerbating conditions.
Western Alaska, United States
Sage Smiley, KYUK - Bethel and Evan Erickson, KYUK - Bethel

Fish and Game is looking for a black bear that followed and charged people in Anchorage park
The repeated run-ins with the bear were part of the reason that one children's camp decided to move out of Russian Jack to another park.

1st live Asian giant 'murder hornet' of 2021 spotted in Washington state
Entomologists confirm the report of the world's largest hornet — a worrisome invasive species that originates from East Asia and Japan — by a person in a rural area near the Canadian border.
Blaine, Washington, United States

Rough weather delays Kodiak barge deliveries, leaving grocery shelves bare
Safeway on Mill Bay Road is the only large grocery store on the island. And store management expected the barge to bypass Kodiak after its last visit, with a resupply stop scheduled ahead of this past weekend. But snowstorms and gusty weather, including hurricane-force winds, scuttled those plans. “In my entire career, I’ve never seen two successive bypasses,” said Mike Murray, the store director of Kodiak’s Safeway.
Kodiak, Alaska, United States

1 person killed in South Anchorage roof collapse
The roof collapsed at a South Anchorage gym during a fitness competition. The Anchorage Office of Emergency Management cautioned residents that the city has had near-record snow conditions this winter, and residents should consider the snow load on their roofs. Officials also warned that property owners should exercise extreme caution if removing snow from their roofs themselves.

Dunleavy issues disaster declaration for Interior Alaska and Mat-Su storms
Extreme winds and cold temperatures have affected the areas. At one point over the weekend, 20,000 households in Mat-Su lost power.
Palmer, Alaska, United States

2 found dead in vehicle on Steese Highway near Eagle Summit
Two individuals were found deceased in a vehicle on Steese Highway, with recovery delayed by severe weather; no foul play is suspected.
Steese Highway, Alaska, United States

An angry moose and bare ground mark a brutal first quarter for Iditarod teams
Iditarod teams faced a challenging first quarter with bare ground damaging sleds and a dangerous encounter with an aggressive moose that injured a dog.
McGrath, Alaska, United States
Casey Grove, Alaska Public Media - Anchorage

At least 3 dead in Wrangell after landslide destroys homes
A landslide in Wrangell, Alaska, killed three people, destroyed homes, and left three missing after heavy rainfall triggered the disaster.
Wrangell, Alaska, United States

Beetle-killed trees raise safety concerns at Kenai Peninsula campgrounds
Carmichael pointed to a tree that fell across one of the riverside campground spots, taking out a fence. There’s another on the opposite side of the path, branches strewn across an open patch of snow. They’re among the 1,000 high-priority trees the city wants to remove due to safety concerns.
Soldotna, Alaska, United States

Skier survives avalanche in the crater of Mt. Edgecumbe near Sitka
The man was buried between 5-8 minutes before two other skiers in his group located him with avalanche transceivers.
Sitka, Alaska, United States

Mat-Su schools closed Tuesday after blizzard hits power lines, highways
Mat-Su schools will be closed Tuesday due to a blizzard causing power outages and hazardous driving conditions.
Matanuska Valley, Alaska, United States

Alaska's first case of highly contagious bird flu strain confirmed in Mat-Su chickens
State Veterinarian Dr. Robert Gerlach says the Mat-Su case confirms that migrating birds have brought avian influenza to Alaska.
Matanuska Susitna Borough, United States

Southwest Alaska community on Bering Sea coast experiences severe flooding
Kwigillingok, a community on the Bering Sea coast of the Yukon-Kuskokwim Delta, is used to some flooding during high tides. But in recent years, that flooding has grown more severe, reaching a new threshold last week.
Kwigillingok, Alaska, United States

Funny River Road closes for 37 hours after culvert collapse
A culvert collapse closed the road at Mile 8 from 9 p.m. Friday until one lane reopened at 10 a.m. Sunday. The culvert was washed out by heavy snowmelt.
Soldotna, Alaska, United States

Anchorage has seen almost double its usual snowfall since December
Just this month, more than 23 inches of snow have fallen in Anchorage, 17.5 inches above normal. A weekend storm clogged Anchorage streets, creating hazardous road conditions. The Anchorage School District closed school buildings and canceled after-school activities, calling a remote learning day.

Juneau’s Basin Road Trestle closed until further notice after rockfall
A boulder tumbled down the face of Mount Roberts early Wednesday, damaging one side of the Basin Road Trestle’s wooden railing and closing the road. Mattice says slides are more common in the fall, but warm, wet conditions this winter contributed to the rockfall — especially this weekend’s heavy rains.
Juneau, Alaska, United States

Snow buildup on Anchorage roads leaves drivers with fewer lanes and longer commutes
Road crews say they’re still working to fully carve out the streets and haul snow away, after the city was hit with a trio of major storms this month. Some of Anchorage’s roads are maintained by the state of Alaska, and others by the city.

Anchorage and Mat-Su schools closed after 3rd major snowstorm hits the region
Anchorage and Mat-Su Borough schools and state offices are closed Thursday as a third major winter storm this month coated the area with snow overnight Wednesday. “In the past 11 days, we’ve had 41.1 inches of snow which is a lot for Anchorage,” Baines said.

Anchorage officials report a second building collapse this weekend with no injuries
This is the second reported roof collapse in Anchorage in two days.

Fluctuating Juneau weather set the stage for an avalanche at Eaglecrest
The upper mountain at Eaglecrest Ski Area in Juneau was closed on Friday following a large avalanche Thursday morning. No one was hurt.

Record-breaking temperatures across Southeast Alaska raise fire risk
Ketchikan became the first city in Alaska to hit 80 degrees this year on Saturday, as three other cities in Southeast Alaska also set temperature records.

Kuskokwim River breakup floods roads, impacts drinking water for some communities
The Kuskokwim River breakup has led to widespread flooding, affecting roads and drinking water in several communities, with Kwethluk experiencing significant impacts.
Bethel, Alaska, United States

Kenai Peninsula man is the first person to die of Alaskapox virus
An immunocompromised man from Kenai Peninsula is the first known fatality from the Alaskapox virus, a rare zoonotic disease primarily transmitted through animal contact.
Kenai, Alaska, United States
Rachel Cassandra, Alaska Public Media - Anchorage

2 Anchorage commercial roof collapses reported in 2 days
Both buildings were occupied during the collapses but everyone got out safely and no injuries were reported, according to Anchorage Fire Department spokeswoman Lexi Trainer.

Powerful storm slams Western Alaska
A historically powerful storm slammed into Western Alaska Friday night and into Saturday, bringing major flooding and high winds to a huge swath of coastal communities. By Saturday evening, the state said it had received no reports of injuries or deaths related to the storm. But damage had torn across hundreds of miles of Alaska’s coastline impacting communities all along the way. Alaskans described water flooding homes and roads. Wind tore off roofs. Houses floated off their foundations. Boats sank.
Nome, Alaska, United States

Anchorage Spenard Builders Supply facility suffers major snow-related roof collapse
The Spenard Builders Supply facility in Anchorage suffered a significant roof collapse due to heavy snow, causing no injuries but damaging the structure and nearby utilities.

Southcentral Alaska schools closed amid snowstorm, power outages
Schools in Southcentral Alaska are closed due to a snowstorm and power outages, with the Seward Highway being deemed "impassable" and numerous vehicles stranded.

Bear in Denali National Park euthanized over safety concerns
The bear had entered buildings and food caches, according to National Park Service officials.
Denali National Park, Alaska, United States

As snow melts, Interior Alaska biologists tally number of winter-killed wildlife
Biologists say the bison population took a big hit this winter. More than a dozen were hit and killed by vehicles because the animals were using roads in lieu of their usual trails, which were covered by deep snow and ice.
Delta Junction, Alaska, United States

It'll likely take 2 weeks to clear snow from Eagle River road after massive avalanche, officials say
No residents had been reported injured or missing, and power had been restored to most impacted homes. City officials had also carved a path so residents can travel in the area by snowmachine.
Eagle River, Alaska, United States

Officials shot three bears, days apart, all eating trash on the same street in Kodiak
Temperatures might be down in Kodiak, but that doesn’t mean bear problems are down too. Fish & Game has tracked down and shot three problem bears in town over the last week, and they’re reminding residents — not all bears hibernate in the winter.

Search underway for bear following ‘predatory’ attack on a neighborhood dog in Sitka
The bear tore through a chain link enclosure around midnight on November 4, and killed a 125-pound mixed-breed dog belonging to Georgiana Smith — who immediately informed her Indian River-area neighbors of the incident on the Sitka Bear Report Facebook page.
Sitka, Alaska, United States

Unstable snowpack causes heightened avalanche risk in Turnagain Pass this winter
The reason for the uptick in human-triggered avalanches this winter: persistent weak layers in the snowpack.
Turnagain Pass, Alaska

Juneau’s unsecured garbage and ‘bumper crop of yearling bears’ are a deadly combination
Alaska Department of Fish and Game officials say a bunch of young bears and a dwindling natural food supply are forcing the bruins to search human garbage for food before they hibernate for the winter.

The Castner Glacier ice cave is collapsing and gushing meltwater
Scientists and officials are advising hikers to be careful around the ice cave.
Castner Glacier

Alaska Airlines jet kills brown bear at Yakutat’s airport
Passengers weren't harmed, but a brown bear cub was orphaned.
Yakutat, Alaska, United States

Fairbanks is riding a weather roller coaster, from freezing rain to snow and frigid cold
Department of Transportation crews are battling a thick coating of ice on roads, and the local utility, Golden Valley Electric, continues working to restore electricity to pockets of customers.
Fairbanks, Alaska, United States

Sinkhole opens under Chefornak home, forcing family to evacuate
In Chefornak, a family was forced to evacuate their home because a sinkhole caused by thawing permafrost formed underneath it. That family had to move into a building intended to be a quarantine facility.
Chefornak, Alaska, United States

3 men sentenced for wading in river with feeding bears at Katmai
One of the men was caught on a livestream camera wading into Brooks Falls and taking a selfie in front of the bears.

Cougar spotted on Ingraham Trail on Sunday: GNWT
Cougar sightings are rare in the North Slave region, but not unheard of. The big cat was seen at 1 p.m. crossing the highway at kilometre 49, between the Cameron Falls trailhead and Reid Lake campground.
Yellowknife, Northwest Territories, Canada
NNSL Media

Woman found dead in apparent bear encounter outside of Yellowstone National Park
The woman's body was found about eight miles outside the town of West Yellowstone, Mont., a gateway community that borders Yellowstone National Park.
West Yellowstone, Montana, United States
Boise State Public Radio

White Mountains, North Country hit hard by storm that caused flooding, closed roads
A storm caused flooding and road closures in New Hampshire's White Mountains and North Country, with ongoing concerns about rising river levels and dam operations.
Concord, New Hampshire, United States
New Hampshire Public Radio

Fort St. John tornado event confirmed
Environment Canada is confirming a weak tornado that hit Fort St. John last month. The tornado was generated by a severe thunderstorm Aug.
Fort St. John, British Columbia, Canada
Alaska Highway News

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