Hawaii, 2016

Strong Wind in Hawaii, February 16, 2016

February 16, 2016 · NWS HFO · 1 event in 1 county or zone

Strong winds caused power outages, downed trees, and blew roofs off structures in parts of Oahu, including Manoa, Aina Haina, Kalihi, and Nuuanu. The winds were associated with strong high pressure centered far northwest of the Aloha State.

The toll

Deaths
0
Injuries
1
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 HFO wrote it up.

Strong winds caused power outages, downed trees, and blew roofs off structures in parts of Oahu, including Manoa, Aina Haina, Kalihi, and Nuuanu. The winds were associated with strong high pressure centered far northwest of the Aloha State. The cost of the damages was not available. One man was slightly injured in Nuuanu when a tree fell on his home and trapped him in his bed. No other injuries were reported.

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 Honolulu, HI wrote its last area forecast discussion before the first event at Feb 16, 4:04 PM HST, 4 hours 26 minutes earlier.

Area forecast discussion, Feb 16, 4:04 PM HST, 4 hours 26 minutes before
AREA FORECAST DISCUSSION...CORRECTED
NATIONAL WEATHER SERVICE HONOLULU HI
404 PM HST TUE FEB 16 2016

.SYNOPSIS...
STRONG HIGH PRESSURE BUILDING TO THE NORTHWEST WILL PRODUCE
LOCALLY WINDY TRADES THROUGH TONIGHT AND POSSIBLY WEDNESDAY.
MOISTURE FROM A DISSIPATED FRONTAL BOUNDARY WILL CONTINUE TO
PRODUCE SHOWERS OVER THE SMALLER ISLANDS TONIGHT THEN DOWN TO THE
BIG ISLAND ON WEDNESDAY. RAINFALL WILL BE FOCUSED ALONG WINDWARD
SLOPES WITH SHOWERS PERIODICALLY PASSING OVER LEEWARD AREAS.
DRIER WEATHER AND DECREASING TRADE WINDS ARE EXPECTED FOR THE
LATER PART OF THE WEEK...FOLLOWED BY POTENTIALLY UNSETTLED
WEATHER THIS WEEKEND.

&&

.DISCUSSION...
LOCALLY WINDY AND WET WEATHER WILL AFFECT MUCH OF THE ISLAND CHAIN
TONIGHT. THE MAIN FEATURES AFFECTING HAWAIIAN WEATHER WILL BE A
NEARLY STATIONARY 1035 MB HIGH CURRENTLY CENTERED ABOUT 1150 MILES
NORTHWEST OF KAUAI AND A SLOW-MOVING...DISSIPATED FRONTAL BOUNDARY...
OR SHEAR LINE...CURRENTLY ACROSS KAUAI AND OAHU.

MOISTURE ALONG THE OLD FRONTAL BAND HAS SHIFTED OVER OAHU THIS
AFTERNOON WHILE KAUAI IS UNDER THE BACK EDGE OF THE BAND. KAUAI
RECEIVED A GOOD AMOUNT OF RAINFALL TODAY...WHERE 0NE HALF TO TWO
INCH TOTALS WERE COMMON ACROSS WINDWARD AREAS AND SOME LEEWARD
SITES MEASURED OVER ONE QUARTER OF AN INCH...AND SOME STREAMS
WERE SLIGHTLY ELEVATED. SIMILAR NUMBERS ARE EXPECTED ON OAHU AND
MAUI COUNTY TONIGHT AS THE MOISTURE IS PUSHED DOWN THE ISLAND
CHAIN. ALTHOUGH AN UPPER LEVEL TROUGH REMAINS OVER AND JUST WEST
OF KAUAI...MID LEVEL RIDGING OVERHEAD SHOULD KEEP THE MOISTURE
CAPPED MAINLY BELOW 15000 FT...MINIMIZING THE FLOOD THREAT.
RAINFALL WILL BE FOCUSED ALONG WINDWARD SLOPES...BUT SOME SHOWERS
WILL PERIODICALLY PASS OVER LEEWARD AREAS...WITH OAHU EXPERIENCING
THIS ACTIVITY DURING THE AFTERNOON COMMUTE HOURS AS WELL.

LOCALLY WINDY CONDITIONS ARE EXPECTED THROUGH AT LEAST TONIGHT AS
A SURFACE RIDGE EXTENDING FROM THE HIGH TO OUR NORTHWEST BUILDS
TO THE NORTH OF THE ISLANDS. THE RADAR VAD WIND PROFILE ON KAUAI
HAS BEEN DETECTING 30 TO 35 KT WINDS IN THE LOWEST 8000 FT ALL
DAY...WHILE LIHUE AIRPORT HAS BEEN REPORTING SUSTAINED WINDS NEAR
30 MPH. A FAIR AMOUNT OF OBSERVING SITES ON THE OTHER ISLANDS HAVE
BEEN EXPERIENCING SUSTAINED WINDS IN THE 25 TO 35 MPH RANGE WITH
GUSTS AROUND 50 MPH...MAINLY IN AREAS AFFECTED BY TERRAIN...AND A
WIND ADVISORY REMAINS IN EFFECT FOR MUCH OF THE STATE THROUGH
TONIGHT. THE GFS AND ECMWF SHOW WINDS AT 850 MB DROPPING SLIGHTLY
LATE TONIGHT OVER THE NORTHERN END OF THE STATE BUT HANGING ON
NEAR THE OLD FRONTAL BOUNDARY AS IT MOVES OVER THE BIG ISLAND
WEDNESDAY MORNING.

TRADE WINDS WILL BE IN THE BREEZY TO BORDER LINE WINDY RANGE
ACROSS MUCH OF THE STATE ON WEDNESDAY AS THE RIDGE TO THE NORTH
BEGINS TO WEAKEN. AT THIS TIME...WE HAVE OPTED NOT TO EXTEND THE
WIND ADVISORY THROUGH THE DAY ON WEDNESDAY...BUT THERE IS A STRONG
POSSIBILITY THAT IT WILL BE NEEDED FOR AT LEAST THE BIG ISLAND AND
PORTIONS OF MAUI COUNTY. SHOWER ACTIVITY WILL DIMINISH FROM NORTH
TO SOUTH AS THE BAND OF MOISTURE BECOMES FOCUSED ALONG BIG ISLAND
SLOPES.

A SLOW DECLINE IN TRADE WINDS IS EXPECTED ON THURSDAY AND
FRIDAY AS AN APPROACHING FRONT WEAKENS THE RIDGE TO OUR NORTH.

UNSETTLED WEATHER WILL BE POSSIBLE THIS WEEKEND. THE GFS AND ECMWF
SHOW A DEEP TROUGH DIGGING TOWARD THE ISLAND CHAIN FROM THE NORTH
ON SATURDAY. BOTH MODELS SHOW A LOW DEVELOPING NEAR OR NORTHEAST
OF THE STATE...WITH THE GFS DEPICTING A DEEPER TROUGH THAT WOULD
BE MORE CONDUCIVE TO UNSETTLED WEATHER. GIVEN THE HIGH UNCERTAINTY
AND GREATEST INSTABILITY REMAINING NORTH OF THE STATE IN BOTH
MODELS...THE FORECAST REMAINS BROAD BRUSHED WITH A CHANCE OF
SHOWERS SATURDAY AND SUNDAY...FOLLOWED BY A DRIER NORTHERLY FLOW
ON MONDAY.

&&

.AVIATION...
STRONG HIGH PRESSURE NW OF THE AREA WILL CONTINUE TO BRING STRONG
AND GUSTY NE TRADE WINDS TO THE STATE. ASOS STATIONS FROM AROUND THE
STATE ARE RANGING FROM UPPER TEENS INTO 25+ KT FOR SUSTAINED
WINDS...WITH PHNY RECORDING SUSTAINED WINDS OF 30+ KT AND GUSTS
UPWARDS OF 45 KT. RUNWAYS PARTICULARLY CLOSE TO MOUNTAINS WILL
LIKELY EXPERIENCE MORE EXAGGERATED TURBULENCE AND POSSIBLY
WIND SHEAR. AIRMET TANGO FOR LOW LEVEL TURB OVER AND S THROUGH W OF
THE MOUNTAINS REMAINS POSTED. ADDITIONALLY...AIRMET TANGO IS ALSO
POSTED FOR STRONG SURFACE WIND AROUND THE BIG ISLAND...ALENUIHAHA
AND PAILOLO CHANNELS...LANAI...AND KAHOOLAWE.

INCREASED CLOUDS AND SHOWERS ASSOCIATED WITH A DISSIPATED FRONTAL
BOUNDARY ARE SLOWLY EXITING KAUAI...WITH THE EASTERN MOST EDGE NOW
OVER OAHU. EXPECT CONDITIONS TO GRADUALLY IMPROVE TONIGHT OVER
KAUAI...AND DETERIORATE FURTHER OVER OAHU THIS EVENING AND
TONIGHT...AND DETERIORATE OVER MAUI COUNTY EARLY WEDNESDAY MORNING.
AIRMET SIERRA FOR MOUNTAIN OBSC REMAINS POSTED OVER ALL OF KAUAI AND
OVER N THRU E SECTIONS OF OAHU. THIS WILL BE TAILORED OVER THE STATE
TO SHOW IMPROVEMENT AND DETERIORATION. EXPECT PASSING
SHOWERS...ESPECIALLY OVER OAHU AND MAUI COUNTY LATER...TO BE
PERIODICALLY HEAVY AND CARRY MVFR TO ISOL IFR CONDITIONS.

&&

.MARINE...
THE GALE WARNING FOR BIG ISLAND WATERS AND THE PAILOLO CHANNEL
HAS BEEN EXTENDED THOUGH WEDNESDAY AFTERNOON...AND THE SMALL
CRAFT ADVISORY /SCA/ FOR REMAINING WATERS AROUND THE STATE HAS BEEN
EXTENDED THROUGH WEDNESDAY NIGHT. AT MINIMUM...SCA CONDITIONS FOR
WINDS AND ROUGH SEAS WILL PERSIST INTO THURSDAY.

STRONG TRADE WINDS WILL CONTINUE TO BRING ELEVATED ROUGH SURF ALONG
EAST FACING SHORES...WHERE A HIGH SURF ADVISORY REMAINS IN EFFECT.
A MODERATE NORTHWEST SWELL IS EXPECTED FRIDAY...WITH A LARGE
NORTHWEST SWELL POSSIBLE LATE SUNDAY THROUGH MONDAY. FOR FURTHER
DETAILS PLEASE REFER TO THE COLLABORATIVE NEARSHORE SWELL AND WIND
FORECAST /SRDHFO/.

&&

.FIRE WEATHER...
GUSTY TRADE WINDS WILL PERSIST FOR ALL AREAS...WHILE RATHER DRY
CONDITIONS PERSIST AHEAD OF A BAND OF MOISTURE PUSHING DOWN THE
ISLAND CHAIN. SMOKE FROM THE KAHIKINUI FIRE ON THE SOUTHEAST
SLOPE OF HALEAKALA HAS BEEN VISIBLE ON SATELLITE IMAGERY ALL
DAY... AND THIS AREA WILL LIKELY REMAIN SHELTERED FROM MOST SHOWER
ACTIVITY OVERNIGHT. BREEZY TO LOCALLY WINDY AND RATHER DRY
CONDITIONS ARE EXPECTED OVER THE BURN AREA TONIGHT AND WEDNESDAY.

&&

.HFO WATCHES/WARNINGS/ADVISORIES...
WIND ADVISORY UNTIL 6 AM HST WEDNESDAY FOR ALL ISLANDS.

HIGH SURF ADVISORY UNTIL 6 AM HST THURSDAY FOR EAST FACING
SHORES.

GALE WARNING UNTIL 6 PM HST WEDNESDAY FOR PAILOLO CHANNEL-
ALENUIHAHA CHANNEL-BIG ISLAND LEEWARD WATERS-BIG ISLAND
SOUTHEAST WATERS.

SMALL CRAFT ADVISORY UNTIL 6 AM HST THURSDAY FOR ALL REMAINING
WATERS AND CHANNELS.

&&

WROE

Event by event

1 strong wind. Local standard time, as filed.

Strong Wind, Oahu Koolau

When
February 16, 8:30 PM HST to 8:35 PM HST
Where
Oahu Koolau forecast zone
Measured
48 kt (55 mph) estimated gust
Injuries
1 direct, 0 indirect
Reported by
Newspaper

A tree fell on a home and pinned a man in his bed in Nuuanu. The man refused treatment by paramedics.

What these are

Strong Wind
Non-thunderstorm winds below high wind criteria that nonetheless caused damage or casualties.

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

The same day elsewhere

More

Every storm in Hawaii in 2016Every state in 2016This day in weather historyWarnings in Hawaii, February 2016

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: 614280.