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Cold Weather Advisory, Alaska

Moderate

Very cold temperatures as low as 40 to 50 below zero. Dangerously cold temperatures as low as 40 to 50 below zero could cause frostbite on exposed skin in as little as 5 minutes.

Ended Tuesday, December 16, 2025.

Issued
Expires
Updated

Places in this advisory

Map

Map of Alaska with this advisory The Cold Weather Advisory covers Glennallen, Copper Center, Tazlina. GlennallenKenny LakeWillow CreekALASKA50 mi GlennallenKenny LakeALASKA50 mi GlennallenALASKA100 mi GlennallenALASKA100 mi
  • This advisory
  • US border
Alert area: National Weather Service. Borders and highways: U.S. Census Bureau. Lakes, rivers and other countries: Natural Earth. Open this area in OpenStreetMap

Details from the National Weather Service

What
Very cold temperatures as low as 40 to 50 below zero.
Where
Copper River Basin.
When
Until noon AKST Thursday.
Impacts
Dangerously cold temperatures as low as 40 to 50 below zero could cause frostbite on exposed skin in as little as 5 minutes. Frostbite and hypothermia are likely if exposed to these temperatures.
Additional details
Winds across the Copper River Basin are expected to gradually diminish through tonight and remain light through the first half of Thursday. In response to the winds diminishing, temperatures will fall quickly to well below zero overnight tonight through Thursday morning. Ambient temperatures could fall as low as 40 to 50 below zero at times. The coldest readings are expected during the nighttime hours and early morning hours.

Updates

  1. Cancelled by the National Weather Service. December 16, 2025
  2. Reissued with no change to the times or amounts. December 15, 2025
  3. Reissued with no change to the times or amounts. December 15, 2025
  4. Cold Weather Advisory issued for Monday night through Thursday afternoon. December 15, 2025