Alaska, 2016Winter Storm in Alaska, December 17 to 19, 2016
December 17 to 19, 2016 · NWS AJK · 3 events in 3 counties and zones
A strong front moved onto the coast on the afternoon of Sunday 12/18. This system brought heavy snow to the Northern Lynn Canal area including the highways and to the Misty Fjords area into Monday 12/19.
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 3
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.
A strong front moved onto the coast on the afternoon of Sunday 12/18. This system brought heavy snow to the Northern Lynn Canal area including the highways and to the Misty Fjords area into Monday 12/19. A second front on the on the heels of the first one brought another shot of snow to the Haines Highway on 12/20. No damage reported. Impact was snow removal operations.
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 Dec 17, 3:51 PM AKST, 2 hours 9 minutes earlier.
Area forecast discussion, Dec 17, 3:51 PM AKST, 2 hours 9 minutes before
Southeast Alaska Forecast Discussion
National Weather Service Juneau AK
351 PM AKST Sat Dec 17 2016
.SHORT TERM...An occluded front will move across most of SE AK
tonight but get hung up over the S area. A stronger occluded
front will move NE into the E gulf Sun morning, then move onshore
SE AK Sun afternoon. Used a 12z NAM/GFS blend to handle tonight,
then pretty much kept pressures as is for Sun.
Main forecast concerns will timing ptype transition to rain,
snowfall, and winds. At this point the rain/snow line is near a
PAOH-PAFE-PAKT line. Think much of the area currently getting snow
near sea level will change to rain this evening as warmer air
moves in along and behind the first occluded front. The main
exception to this will be near Hyder where a deeper cold airmass
will hang on into Sun. Precip should be mainly rain near sea level
with Sun system except near Hyder where it should continue to be
snow.
Looks like another 1 to 3 inches of snow near sea level over the
NE part of the area tonight. Hyder looks like they will get fairly
heavy snow tonight and Sun with up to 18 inches likely by late
Sun afternoon. Keeping winter storm warning going as is for Hyder.
Higher elevations over the N will probably see several inches of
snow Sun with next front. They currently have a winter weather
advy for first front, and may need another advy with the second
front at higher elevations of zones 18 and 19 Sun. However, did
not want to have 2 advys going on at the same time to avoid
confusion.
Winds will pick up to SCA over the N this evening as occluded
front passes through and increasing S pressure gradient develops.
Central and S inner channels will generally remain around SCA
levels tonight, although wind could drop below that level during
the overnight hours across the central area. Then with stronger
front moving in Sun, am expecting much of the inner channels to
see SCA to gale force winds by the afternoon. The far N will
probably drop below SCA levels Sun as pressure gradient becomes
more parallel to them. Have added in a couple of strong wind
headlines for land, with zones 25 through 28 seeing strong wind
especially Sun afternoon. Over the gulf, winds ahead of the first
front will remain SCA to min gale for the SE half of the gulf
tonight. Then winds over entire gulf should get to at least gale
force Sun as stronger occluded front moves in. The far N gulf will
likely reach storm force by early Sun afternoon.
.LONG TERM...Active weather pattern continues through mid week
with onshore flow and southerly winds through the inside waters.
Sunday's front discussed above will move through in the evening
with a transition to showers and winds shifting to the SW. Showers
will continue through Monday and some places will get cold enough
for snow to mix back in Sunday night. Will need to watch for
thunderstorm potential over the gulf, but that has been left out
for now.
Another front moves across the area Monday evening with another
round of gusty winds. This is followed by another system for
Tuesday afternoon/evening with little break in between. There are
hints of longer breaks between systems for the 2nd half of the
week and cooler temperatures for some snow. But forecast
confidence is lower as the week goes on.
Left much of the short/mid range forecast in place then used
mainly the 12z ECMWF/GFS followed by WPC guidance. Nudged
temperatures down slightly through the end of the week.
&&
.AJK Watches/Warnings/Advisories...
PUBLIC...Strong Wind Sunday afternoon for AKZ026-028.
Strong Wind from Sunday morning through Sunday afternoon for
AKZ025-027.
Winter Weather Advisory until 6 PM AKST this evening for AKZ025.
Winter Storm Warning from 6 PM this evening to midnight AKST
Sunday night for AKZ029.
Winter Weather Advisory until 9 PM AKST this evening for AKZ018.
MARINE...Storm Warning for PKZ052.
Gale Warning for PKZ022-031-033>036-041>043-051.
Small Craft Advisory for PKZ011>013-021-032-053.
&&
RWT/Ferrin
Visit us at http://www.weather.gov/JuneauWinter Storm, Misty Fjords
- When
- December 17, 6:00 PM AKST to December 19, 6:00 PM AKST
- Where
- Misty Fjords forecast zone
- Reported by
- COOP Observer
Heavy snow for Hyder. New 6 to 8 inches 0800 to 1900 Sunday. Storm total 0800 Saturday 12/17 to 1900 Sunday 12/18 was 21 inches. Impact was snow removal.
Winter Storm, Haines Borough and Lynn Canal
- When
- December 17, 7:18 PM AKST to December 18, 9:00 PM AKST
- Where
- Haines Borough and Lynn Canal forecast zone
- Reported by
- COOP Observer
Downtown Haines got 3 inches new on 12/18. Haines Customs measured 7 inches new on the evening of Sunday 12/18. Snow removal was the impact.
Winter Storm, Taiya Inlet and Klondike Highway
- When
- December 18, 12:00 PM AKST to December 19, 12:00 PM AKST
- Where
- Taiya Inlet and Klondike Highway forecast zone
- Reported by
- COOP Observer
Heavy snow caught the Klondike Highway mainly on Sunday 12/18. Skagway Customs measured 12 inches new 2300 Sat to 1900 Sunday. Missy at DOT said that there was 20 to 24 inches new on the Highway by Sunday Night. Snow removal was the impact.
- Winter Storm
- A storm that brought snow, sleet or freezing rain at warning levels, usually over several hours or days.
After NWS Directive 10-1605, the rules offices file Storm Data by.
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- Winter Storm in Ohio, December 17 to 18, 2016$825,000 · 9 events
- Dust Storm and High Wind in Texas, December 17, 2016$500,000 · 69 kt wind · 2 events
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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 2026-09-24. Each event’s entry at NCEI: 665305, 665307, 665306.