A high pressure system had built into the Yukon and B.C. as a 965 MB storm force low moved into the central Gulf of Alaska. Strong north wind developed for Downtown Juneau, but no damage was reported on the night of 1.19.12. The storm deepened into the 950s with very strong surface pressure gradients, cold air, and heavy snow for most of the Panhandle. This system was so mature that it took two days to dissipate as the center was finally pushed to Vancouver Island on the 1.22.

Winter Storm in SOUTHERN INNER CHANNELS, ALASKA
From 20-JAN-12 03:00:00 to 21-JAN-12 09:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Highly variable amounts of snow occurred for the Ketchikan and Annette areas on 1.20 and 1.21. Hollis got a storm total of 11 inches. A trained spotter measured a storm total of 14.9 inches but the pack compacted rapidly. Thorne Bay observed 6.0 inches on 1.20. No reports of damage or power outages were received.

Winter Storm in MISTY FJORDS, ALASKA
From 20-JAN-12 03:00:00 to 21-JAN-12 16:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hyder observed a storm total of 17.4 inches of snowfall 1.20 through the morning of 1.22.

Winter Storm in EASTERN CHICHAGOF ISLAND, ALASKA
From 20-JAN-12 12:00:00 to 22-JAN-12 05:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hoonah COOP observer measured a storm total of 16.0 inches of new snowfall as of the morning of 1.22.

Winter Storm in CAPE DECISION TO SALISBURY SOUND COASTAL AREA, ALASKA
From 20-JAN-12 03:00:00 to 21-JAN-12 05:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Baranof Island got clobbered by wind and heavy snow on 1.20 through 1.21. Wind observations were to 50 MPH along with 19.0 inches of new snow measured on the evening of 1.20. Snow changed to rain on 1.21.

Winter Storm in EASTERN BARANOF ISLAND AND SOUTHERN ADMIRALTY ISLAND, ALASKA
From 20-JAN-12 05:00:00 to 22-JAN-12 05:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Unknown

Nearby stations got clobbered by heavy snowfall during this storm. There was one measurement of 4 inches new snow at 7 PM on 1.21 at Angoon.

Winter Storm in INNER CHANNELS FROM KUPREANOF ISLAND TO ETOLIN ISLAND, ALASKA
From 20-JAN-12 05:00:00 to 22-JAN-12 05:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The Inner Channels had significant snowfall with this storm. Wind to 30 MPH also accompanied this storm with visibility as low as 1/2 mile in snow. Coffman Cove got 9.7 inches by the morning of 1.21 and an additonal 3.6 inches by the morning of 1.22 for a total of 13.3 inches. Other totals ranges from 6 to 9 inches. No damage was reported.

Winter Storm in TAIYA INLET AND KLONDIKE HIGHWAY, ALASKA
From 21-JAN-12 21:00:00 to 22-JAN-12 16:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Skagway ASOS had visiiblity 1/2 mile at times in snow during this storm with 40 to 50 MPH north wind. Skagway Customs only measured 4.0 inches of new snow but drifting and blowing snow prevented higher totals being measured.

Winter Storm in HAINES BOROUGH AND LYNN CANAL, ALASKA
From 21-JAN-12 05:00:00 to 22-JAN-12 16:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Downtown Haines woke up to 15.7 inches of new snow on 1.22. Estimated winds along the east side of town were up to 50 MPH. Haines Customs observed 11 inches of new snow. Visibility at Haines airport was as low as 1/4 mile with gusts to 20 MPH there.

High Wind in CAPE FAIRWEATHER TO CAPE SUCKLING COASTAL AREA, ALASKA
From 19-JAN-12 18:00:00 to 20-JAN-12 05:00:00 (AKST-9)
Magnitude: 67.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

South Douglas profiler observed numerous gusts between 60 to 70 KT on the night of 1.19.12. Strong North wind persisted into the 20th. No damage was reported.

High Wind in TAIYA INLET AND KLONDIKE HIGHWAY, ALASKA
From 20-JAN-12 05:00:00 to 21-JAN-12 05:00:00 (AKST-9)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Skagway had a period of strong north wind with gusts to 60 MPH on 1.20.12. Gusts at Eldred Rock were 81 KT. No damage was reported.

High Wind in HAINES BOROUGH AND LYNN CANAL, ALASKA
From 20-JAN-12 05:00:00 to 21-JAN-12 05:00:00 (AKST-9)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Haines on the east side of town and along Lynn Canal had a period of strong north wind with gusts to 60 MPH on 1.20.12. Gusts at Eldred Rock were 81 KT. No damage was reported.

Winter Storm in DIXON ENTRANCE TO CAPE DECISION COASTAL AREA, ALASKA
From 20-JAN-12 03:00:00 to 21-JAN-12 09:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Edna Bay observed 6 inches of new snow overnight on the morning of 1.20. Point Baker got 5.7 inches on the morning of 1.20. Enda Bay measured an additional 4.3 inches on the morning of 1.21 for a storm total of 10.3 inches - a lot of snow for the West side of Prince of Wales Island.

Winter Storm in GLACIER BAY, ALASKA
From 21-JAN-12 15:00:00 to 22-JAN-12 09:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Gustavus woke up to 6.9 inches of new snow that had fallen overnight measured in the early morning of 1.22 Wind gusts were to 25 MPH with visibility down to 1/2 mile. Higher amounts fell up the Bay.

Winter Storm in SALISBURY SOUND TO CAPE FAIRWEATHER COASTAL AREA, ALASKA
From 21-JAN-12 15:00:00 to 22-JAN-12 05:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Pelican got 6.2 inches of new snow overnight measured during the early morning of 1.22. Elfin Cove got 7.0 inches.

Winter Storm in JUNEAU BOROUGH AND NORTHERN ADMIRALTY ISLAND, ALASKA
From 21-JAN-12 15:00:00 to 22-JAN-12 09:00:00 (AKST-9)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Juneau got highly variable amounts of snow with this storm. Storm totals ranged from 4 to 8 inches in town with northern sections getting the most snow.