Alaska, 2020

Heavy Snow in Alaska, January 18 to 19, 2020

January 18 to 19, 2020 · NWS AJK · 1 event in 1 county or zone

General overrunning snow event occurred most of January 19th around Haines along the peninsula south of Haines to Mud Bay.

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS AJK wrote it up.

General overrunning snow event occurred most of January 19th around Haines along the peninsula south of Haines to Mud Bay.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Juneau, AK wrote its last area forecast discussion before the first event at Jan 18, 2:56 PM AKST, 6 hours 4 minutes earlier.

Area forecast discussion, Jan 18, 2:56 PM AKST, 6 hours 4 minutes before
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Event by event

1 heavy snow. Local standard time, as filed.

Heavy Snow, Haines Borough and Lynn Canal

When
January 18, 9:00 PM AKST to January 19, 9:54 PM AKST
Where
Haines Borough and Lynn Canal forecast zone
Reported by
Trained Spotter

Snow began in the evening of the 18th and continued for about 24 hours. By 10 am 9.5 inches had been reported by a spotter in Mud Bay, and by the end of the event, 17 inches of snow had fallen. Lesser amounts fell in along the Haines Highway.

What these are

Heavy Snow
Snowfall reaching the local warning threshold without the other hazards of a winter storm.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Alaska in 2020Every state in 2020This day in weather historyWarnings in Alaska, January 2020

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 871654.