< Alaska Winter Weather Advisory | Effective 04/21/2026 04:59

Alaska Winter Weather Advisory | Effective 04/21/2026 04:59

Headline: 
Winter Weather Advisory issued April 21 at 3:59AM AKDT until April 22 at 10:00AM AKDT by NWS Anchorage AK
Event: 
Winter Weather Advisory
Urgency: 
Expected
Effective: 
April 21, 2026 - 4:59am
Expires: 
April 21, 2026 - 7:00pm
Description: 
* WHAT...Snow and blowing snow expected. Total snow accumulations up to 7 inches. Winds gusting as high as 40 mph. Visibility reduced to 1/2 mile or less at times. Ice accumulations of a light glaze. * WHERE...Nunivak Island and western Kuskokwim Delta coast including Toksook Bay. * WHEN...From 4 PM this afternoon to 10 AM AKDT Wednesday. * IMPACTS...Visibilities reduced to one half mile or less due to blowing snow. Travel could be very difficult. * ADDITIONAL DETAILS...A frontal boundary moving northward across the Bering will bring light to moderate snowfall beginning this afternoon. Snowfall will begin first over Mekoryuk, with stronger winds and gusts moving in overnight into Wednesday morning. Nunivak Island will see the most pronounced impacts from snow and winds, however Toksook Bay will see similar conditions by Tuesday evening. The area north and west of Bethel will see blowing snow and gusty winds as well. Areas further inland and south are expected to remain outside the core of the winds. A period of freezing rain mixed with snow is expected for both the coast and inland areas (including Bethel) early Wednesday morning before surface temperatures warm above freezing.
Instruction: 
Slow down and use caution while traveling.
Area Description: 
Kuskokwim Delta Coast and Nunivak Island
Forcast Office: 
NWS Anchorage AK