Alaska, 2008

Heavy Snow in Alaska, March 16, 2008

March 16, 2008 · NWS AJK · 2 events in 2 counties and zones

A secondary gale force low developed to 982 millibars on the morning of 3/16 over the central Gulf. The arctic front moved inland as this low approached, but there was enough cold air to cause over-running snow for some sections of the the northern Panhandle on the morning of 3/16.

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
2

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.

A secondary gale force low developed to 982 millibars on the morning of 3/16 over the central Gulf. The arctic front moved inland as this low approached, but there was enough cold air to cause over-running snow for some sections of the the northern Panhandle on the morning of 3/16.

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 Mar 16, 5:00 AM AKST, 2 hours 34 minutes earlier.

Area forecast discussion, Mar 16, 5:00 AM AKST, 2 hours 34 minutes before
SOUTHEAST ALASKA FORECAST DISCUSSION
1100 AM ADT SUN MAR 16 2008

.SYNOPSIS...
.SHORT RANGE...YET ANOTHER FUN DAY ACROSS SOUTHEAST ALASKA.  LOW
OVER THE NORTHEAST GULF ABOUT 57/142 AROUND 9 AM...AND CONTINUING
TO TRACK EAST NORTHEAST. FRONTAL BAND ITSELF JUST HITTING THE
OUTER COAST...WITH ITS STRONG FRONTAL WINDS FOR THE MARINE AND
LAND ZONES ON THE COAST.  HAVE VERIFIED ALL THE WIND ADVISORIES
OUT RIGHT NOW AND EVEN HAD A FEW GUSTS OVER WESTERN PRINCE OF
WALES INTO THE LOW 60 MPH RANGE. THERE IS ALSO SOME GUSTY WINDS
OVER SOME OF THE INNER CHANNELS AND LAND AREAS.  FLOW TO THE LOW
HAS WINDS OVER ICY STRAIT AND CROSS SOUND AT GALES RIGHT SHOULD
SEE THEM DIMINISH BY AFTERNOON.

SNOW AMOUNT FROM THE OVERRUNNING COMING IN SLIGHTLY MORE THAN
PREVIOUSLY THOUGHT...SO HAVE UPGRADED THE SNOW ADVISORIES TO
HEAVY SNOW WARNING FOR HAINES AND HOONAH AND EXTENDED A COUPLE OF
HOURS. SHOULD HAVE PROBABLY ISSUED SOME SURROUNDING ZONES WITH
SNOW ADVISORIES BUT WILL BE CLOSE.

WIND ADVISORIES CONTINUING FOR COASTAL ZONES BARANOF/CHICHAGOF
ISLANDS THROUGH THIS AFTERNOON/EARLY EVENING DUE TO THE EXPECTED
SECOND WRAP BURST OF WINDS. AM A BIT CONCERNED THAT WE MAY NEED
TO EXTEND THE TIME AS WELL PERHAPS BUMP UP TO A FULL BLOWN
WARNING.

THE FRONT SHOULD MOVE THROUGH THE AREA BY THE EVENING HOURS AND A
SMALL BIT OF THE RESIDUAL LOW WILL PERSIST OVER THE NORTHEAST
GULF AND MAIN PARENT LOW DRIFTING EAST TO BE SOUTH OF CAPE
SUCKLING MONDAY AFTERNOON.  BUT SHOULD SEE MONDAY AS A DAY OF
SHOWERS OVER THE GULF AND SOUTHEAST ALASKA IN THE SOUTHWEST TO
WEST FLOW ALOFT.

.LONG RANGE...OPERATIONAL MODELS AND ENSEMBLE MEAN ARE IN A GOOD
CONSENSUS THROUGH THE WEEK INTO THE WEEKEND. SO WITH THAT SAID
THERE IS HIGH FORECASTER CONFIDENCE WITH THE AFTERNOON PACKAGE.
WILL NOT CHANGE TO GRIDS MUCH THROUGH THE MID-RANGE BUT WILL MAKE
A FEW MINOR CHANGES TO THE EXTENDED PART OF THE FORECAST TO UP
THE POPS WITH A LOW MOVING INTO THE SOUTHERN GULF AND AN
ASSOCIATED WEATHER FRONT MOVING OVER THE EASTERN GULF AND
PANHANDLE FRIDAY INTO SAT.

AT THE UPPER LEVELS...THE BROAD UPPER TROF OVER THE STATE AND
EXTENDING SOUTH THROUGH THE GULF INTO THE NORTH PACIFIC. THIS
FEATURE WILL SLOWLY SLIDE SOUTH THROUGH THE WEEK AS SHORTWAVES
ROTATE AROUND THE BASE OF THE PARENT LOW AND LIFT INTO THE GULF.
A HIGH WILL BUILD OVER EASTERN RUSSIA TO FORM A OMEGA BLOCK THAT
WILL STRENGTHEN THROUGH THE WEEK. A STRONG SHORTWAVE UNDER CUT
THE HIGH SLIDING INTO THE BERING AND ROTATE AROUND THE PARENT LOW
AND REFORM THE MAIN UPPER LOW OVER THE CENTRAL GULF BY NEXT
WEEKEND. THERE IS GOOD AGREEMENT WITH THIS PATTERN FROM THE
GLOBAL MODELS ALONG WITH RUN TO RUN CONSISTENCY.

SHOWERS WILL REMAIN LIKELY ACROSS THE PANHANDLE THROUGH MOST OF
THE WEEK AS A 990 MB LOW MONDAY NIGHT SLOWLY FILLS THROUGH THE
WEEK. TEMPS WILL BE COLD ENOUGH THAT THERE WILL BE A MIX OF RAIN
AND SNOW WITH THE SHOWERS BUT IN THE NORTHERN AREAS THEY MAY STAY
COLD TO REMAIN IN THE SNOW SHOWERS WITH THE ONSHORE FLOW FROM THE
PERSISTENT UPPER TROF OVER THE GULF. SNOW AMOUNTS WILL NOT BE
THAT MUCH BUT AT NIGHT TIME THERE MAY BE MINOR ACCUMULATIONS.

A SURFACE LOW WILL DEVELOP THROUGH WED AS A SHORTWAVE DROPS OUT
OF THE NORTHERN BERING AND ROTATES INTO THE SOUTHWESTERN GULF
AROUND THE LOW IN THE NORTHERN GULF. THIS DEVELOPING LOW DRIFT
EAST TO BE 300 NM SW OF THE CHARLOTTES AND SLOWLY FILL THROUGH
THURSDAY AS THE UPPER LEVEL VORT WEAKENS BECAUSE JET SUPPORT IS
DROPPING SOUTH INTO THE NORTHEAST PACIFIC. AS THIS SURFACE LOW
APPROACHES THE PANHANDLE IT WILL INCREASE THE SURFACE OFFSHORE
FLOW TO KEEP THE SHOWERS AT A LOWER CHANCE WED NIGHT. AS THE LOW
FILLS IT WILL LIFT NORTH INTO THE EASTERN GULF SO SOME PRECIP
WILL MOVE INTO THE SOUTHERN AREAS BUT THE NORTHERN AREAS WILL DRY
OUT THURSDAY. THE UPPER TROF WILL CONTINUE TO LIFT NORTH SO THE
PRECIP WILL MOVE NORTH THROUGH THURSDAY NIGHT.

FOR THE END OF THE WEEK INTO NEXT WEEKEND...A UPPER LEVEL LOW
WILL UNDER CUT THE HIGH ASSOCIATED WITH THE BLOCK WILL PHASE WITH
THE PARENT LOW OVER BRISTOL BAY AND REFORM THE MAIN UPPER LOW IN
THE GULF THROUGH THE WEEKEND. THE STRONG VORT MAX WILL DEVELOP
AND SURFACE LOW AS IT ROTATES AROUND THE PARENT LOW AND DEEPEN TO
A STORM FORCE 960MB LOW. A STRONG WEATHER FRONT WILL BE OVER
EASTERN GULF FRIDAY AND THEN OVER THE PANHANDLE FRIDAY NIGHT/SAT
MORNING. THIS FRONT WILL INCREASE WINDS TO STORMS OVER THE
EASTERN GULF AND VERY STRONG WINDS OVER THE COASTAL AREAS. IT MAY
BE COLD ENOUGH AT THE START AS SNOW BUT WILL CHANGE TO RAIN OVER
THE SOUTHERN HALF BUT IT IS STILL TO FAR OUT TO SAY IF THE
NORTHERN AREAS WILL STAY ALL SNOW OR CHANGE TO RAIN. THE RAIN
SHOWERS WILL NOT LAST LONG AS THERE IS COLDER AIR FUNNELING
BEHIND THE FRONT SO THERE WILL BE SNOW SHOWERS FOR SAT.

.AJK...WATCHES/WARNINGS/ADVISORIES
PUBLIC...HEAVY SNOW AKZ019-021 ...WIND ADVISORY
AKZ022-023-027-028
MARINE...STORM WARNING PKZ043 ...GALE WARNING
PKZ021-022-036-041-042-051-052 ...SMALL CRAFT PKZ011-013-031>035

BMB/ABJ

In the hours before

Local storm report, Mar 16, 5:27 AM AKST, 2 hours 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JUNEAU AK
1127 AM ADT SUN MAR 16 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0811 AM     HEAVY SNOW       HOONAH                  58.12N 135.45W
03/16/2008  M8.1 INCH                           AK   CO-OP OBSERVER

            THE CO-OP OBSERVER IN HOONAH REPORTED THAT 8.1 INCHES OF
            SNOW FELL OVER NIGHT.

0840 AM     HEAVY SNOW       TENAKEE SPRINGS         58.78N 135.22W
03/16/2008  M6.0 INCH        PKZ012             AK   TRAINED SPOTTER

            A SPOTTER IN TENAKEE SPRINGS REPORTED 6 INCHES OF SNOW
            FROM 2 AM TO 830 AM.

0920 AM     NON-TSTM WND GST CRAIG                   55.48N 133.12W
03/16/2008  M64.00 MPH                          AK   CO-OP OBSERVER

            CO-OP OBSERVER IN CRAIG REPORTED A GUST OF 64 MPH

1120 AM     HEAVY SNOW       ELFIN COVE              58.19N 136.34W
03/16/2008  E10.0 INCH                          AK   CO-OP OBSERVER

            A CO-OP OBSERVER IN ELFIN COVE REPORTED 10 INCHES OF SNOW

            FROM 11 PM SATURDAY NIGHT THROUGH 1130 AM SUNDAY MORNING.

&&

ABJ

Event by event

2 heavy snow. Local standard time, as filed.

Heavy Snow, Haines Borough and Lynn Canal

When
March 16, 7:34 AM AKST to 4:00 PM AKST
Where
Haines Borough and Lynn Canal forecast zone
Reported by
COOP Observer

The COOP observer at Haines customs measured 1.5 inches of new snowfall for twenty-four hours ending at 0700 on 3/16; 8.0 inches on 3/17; and 2.0 inches on 3/18. The COOP observer in Haines measured 20.8 inches of new snowfall for twenty-four hours ending at 0700 3/17.

Heavy Snow, Eastern Chichagof Island

When
March 16, 7:34 AM AKST to 1:00 PM AKST
Where
Eastern Chichagof Island forecast zone
Reported by
COOP Observer

The COOP observer at Hoonah measured 8.1 inches of new snowfall for twenty-four hours ending at 0900 3/16. The snow started around midnight. Hoonah got 2.6 inches additional snowfall for twenty-four hours ending at 0700 3/17. The airport observations confirmed that this snow occurred midday on 3/16. Tenakee Springs observed 8.0 inches of new snow at 1400 3/16.

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 2008Every state in 2008This day in weather historyWarnings in Alaska, March 2008

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 2026-09-24. Each event’s entry at NCEI: 89401, 89404.