Central Brooks Range storm history
Storm events recorded in Central Brooks Range, Alaska between 1950 and 2025.
12
Total events
0
Tornadoes
0
Hail
1
Floods
0
Deaths
$0
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
Blizzard Blizzard
DOT/Alaska 511 reported blizzard conditions along the Dalton Highway between MP 235 through MP 245 at 1805 on 12/12/25. LSR's were issued reporting visibility as low as 0 miles at times.
Winter Storm Winter Storm
At 1700AKST on October 12th, an Alaska Department of Transportation webcam showed whiteout conditions at Atigan Pass.
Flood Flood
AKDOT reported water overtopping roads and bridges throughout the area. As meltwater volume increased, major impacts followed including a significant washout at MP 315 on June 14th forced a four-day closure of the highway.
Winter Storm Winter Storm
Trained Spotter reported more than 24 hours of steady snowfall with a 24 hour storm total snowfall of 8 inches at the top of Atigun Pass along the Dalton Highway.
Avalanche Avalanche
Alaska DOT reported on the 511 site that numerous avalanches had occurred through Atigun pass resulting in closure of the Dalton Highway. During the time of the event the Chandalar Shelf mesonet site was reporting several hours of 30 to 40 mph wind gusts leading to extra snow loa…
Blizzard Blizzard
Heavy snowfall continued through the morning hours with wind speeds increasing into the afternoon to create very low visibilities at Atigun Pass. A local observer reported near white out conditions and visibilities well below 1/4 miles several hours. The local Department of Trans…
High Wind High Wind
Winds increased in the Central Brooks Range during the morning of November 20th. Winds gusted as high as 65 mph at the Anaktuvuk Pass USARRAY (E22KX) site.
Heavy Snow Heavy Snow
The Atigun Pass SNOTEL (ATGA2) reported 9 inches of snow in a 24-hour period, for a storm total snow of 12 inches.
Heavy Snow Heavy Snow
The Atigun (ATGA2) SNOTEL reported a storm total snow accumulation of 12 inches, with 8 inches of that falling in 24 hours.
High Wind High Wind
High winds developed during the morning hours at the Anaktuvuk Pass USARRAY site (E22KX). Wind gusts up to 67 mph were reported.
Cold/Wind Chill Cold/Wind Chill
Very cold wind chills develop during the evening hours of March 10th at the E22K Anaktuvuk Pass USARRAY site. East to northeast winds of 15 mph were reported accompanied by very cold temperatures to produce wind chills as low as -62 F.
Heavy Snow Heavy Snow
Department of Transportation reported 9 inches of snowfall at 6 am at Atigun Pass with another 3 inches of snow by noon, for a storm total of 12 inches.
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 6 | 0 |
| 2024 | 5 | 0 |
| 2023 | 1 | 0 |