Hawaii, 2014Flash Flood and High Wind in Hawaii, January 21 to 25, 2014
January 21 to 25, 2014 · NWS HFO · 4 events in 4 counties and zones
A cold front moved rapidly through the Aloha State. There were only limited areas of heavy rain as the system moved from west to east across the island chain, though a flash flood did occur in East Maui.
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
Open the live radar over this ground
- Deaths
- 1
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 4
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 cold front moved rapidly through the Aloha State. There were only limited areas of heavy rain as the system moved from west to east across the island chain, though a flash flood did occur in East Maui. Also, a male tourist was struck by a falling branch at a golf course on Oahu and died from his injuries.
Power poles and lines, and trees, were downed in several areas as the front pushed through the state; a metal roof was blown off a home in Kunia Camp on Oahu; and three boats ran aground, and a boat lost its moorings, near Hilo on the Big Island. Very strong winds also occurred over the Big Island summits.
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 Jan 21, 9:29 AM HST, 1 hour 50 minutes earlier.
Area forecast discussion, Jan 21, 9:29 AM HST, 1 hour 50 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HONOLULU HI
929 AM HST TUE JAN 21 2014
.SYNOPSIS...
A FAST MOVING COLD FRONT WILL SWING THROUGH THE ISLAND CHAIN
TONIGHT THROUGH LATE WEDNESDAY. GUSTY SOUTHWEST WINDS WILL ARRIVE
AHEAD OF THE FRONT OVERNIGHT AND A BRIEF PERIOD OF POTENTIALLY
HEAVY SHOWERS WILL ACCOMPANY THE FRONT WEDNESDAY. A GIANT
NORTHWEST SWELL ARRIVING TONIGHT IS EXPECTED TO PRODUCE WELL ABOVE
NORMAL SURF ALONG MOST NORTH AND WEST FACING SHORES OF THE ALOHA
STATE FOR A PROLONGED PERIOD FROM EARLY WEDNESDAY MORNING INTO
THURSDAY.
&&
.DISCUSSION...
THE CURRENT FORECAST PACKAGE REMAINS ON TRACK THIS MORNING WITH
THE SIGNIFICANT WEATHER FEATURE FOR THE NEXT 36 HOURS...A COLD
FRONT...POISED TO BEGIN IMPACTING THE STATE OVERNIGHT. CURRENTLY
THE FRONT IS LOCATED ABOUT 270 MILES TO THE NORTH AND WEST OF
KAUAI. SATELLITE IMAGERY INDICATES LITTLE IN THE WAY OF ENHANCED
CONVECTION IN THE VICINITY OF THE FRONT...ALTHOUGH A THIN FRONTAL
CONVECTIVE BAND IS PRESENT. AS THE FRONT APPROACHES THE PRESSURE
GRADIENT IS EXPECTED TO STRENGTHEN ACROSS THE STATE WITH BREEZY
SOUTHWESTERLY WINDS DEVELOPING AFTER MIDNIGHT. THESE WINDS WILL
LIKELY ACCELERATE AS THEY MOVE OVER HIGHER TERRAIN AND DESCEND
INTO WINDWARD KAUAI AND WINDWARD AND CENTRAL OAHU. WIND GUSTS OF
40 TO 45 MPH MAY BE BRIEFLY POSSIBLE DURING THE OVERNIGHT HOURS IN
THESE AREAS. THESE GUSTY WINDS MAY BE STRONG ENOUGH TO CAUSE MINOR
PROPERTY DAMAGE AND POTENTIAL IMPACTS TO LOCAL
INFRASTRUCTURE...INCLUDING POWER LINES.
THE FRONT IS EXPECTED TO MOVE THROUGH THE ISLAND CHAIN
QUICKLY ON WEDNESDAY...WITH IMPACTS IN MAUI COUNTY LATE MORNING THROUGH
MID DAY...AND THE BIG ISLAND EARLY AFTERNOON THROUGH EARLY
EVENING. FORECAST MODELS ARE IN LINE WITH CURRENT OBSERVATIONS IN
PLACING THE DEEPEST MOISTURE AND INSTABILITY ASSOCIATED WITH THE
FRONT WELL NORTH OF THE STATE TONIGHT AND WEDNESDAY. THIS WILL
LIKELY LIMIT THE RAINFALL POTENTIAL ACROSS THE AREA. ENOUGH
CONVECTIVE LIFT WILL LIKELY BE PRESENT TO GENERATE BRIEF HEAVY
RAIN SHOWERS...BUT ACCUMULATIONS WILL BE LIMITED. NORTHWESTERLY
WINDS WILL FUNNEL IN BEHIND THE FRONT HELPING TO CLEAR OUT ANY
HAZE STILL PRESENT AS WELL AS USHERING IN A COOLER AND DRIER AIRMASS.
HIGH PRESSURE WILL FOLD IN ALOFT OVER THE STATE THURSDAY THROUGH
THE EARLY PART OF THE WEEKEND WITH GENERALLY QUIET WEATHER
CONDITIONS. WINDS ARE ANTICIPATED TO REMAIN WEAK AND NORTHERLY
DURING THAT TIME.
&&
.AVIATION...
VFR CONDITIONS WILL PREVAIL ACROSS THE HAWAIIAN ISLANDS TODAY
INTO THIS EVENING. SOUTH/SOUTHWEST FLOW WILL INCREASE AHEAD OF
AN APPROACHING COLD FRONT...WITH GUSTY WINDS DEVELOPING AT MANY OF
THE TERMINALS. SHOWER ACTIVITY SHOULD REMAIN MINIMAL THROUGH THE
DAY WITH STABLE CONDITIONS CONTINUING.
THE COLD FRONT IS EXPECTED TO MOVE RATHER QUICKLY FROM WEST TO EAST
ACROSS THE STATE LATE TONIGHT AND WEDNESDAY. CURRENTLY EXPECT THE
FRONT TO REACH LIHUE AROUND 22/12Z...HONOLULU AROUND 22/16Z AND
HILO AROUND 23/02Z. PERIODS OF MVFR CONDITIONS WITH BRIEF IFR
CONDITIONS IN HEAVY SHOWERS WILL BE LIKELY JUST AHEAD OF AND ALONG
THE FRONT. CONDITIONS SHOULD QUICKLY RETURN TO VFR BEHIND THE FRONT
WITH NORTHWEST WINDS AND VFR CEILINGS IN AREAS OF STRATOCU.
&&
.MARINE...
A GIANT NORTHWEST SWELL WAS GENERATED FROM A LOW WITH HURRICANE
FORCE WINDS FAR TO THE NORTHWEST OF THE ALOHA STATE. THIS SWELL WILL
RESULT IN HIGH SURF WARNING CONDITIONS ALONG MOST NORTH AND WEST
FACING SHORES BEGINNING LATE TONIGHT AND EARLY WEDNESDAY MORNING.
THE LATEST OUTPUT FROM THE WAVEWATCH III MODEL INDICATES THE
NORTHWEST SWELL WILL PEAK EARLY WEDNESDAY MORNING...WITH SURF
HEIGHTS OF 40 TO 50 FEET ALONG NORTH FACING SHORES. THE LARGEST
WAVES ARE EXPECTED TO BREAK OVER THE OUTER REEFS AND IN DEEP WATER
BAYS...WITH CONSIDERABLE WAVE RUN UP EXPECTED ALONG THE BEACHES.
THIS NORTHWEST SWELL WILL BE LONG-LIVED...SO WARNING LEVEL SURF IS
EXPECTED TO CONTINUE INTO THURSDAY. THIS MEANS THERE WILL LIKELY BE
ELEVATED SURF...WAVE RUN UP AND COASTAL INUNDATION FOR MULTIPLE TIDE
CYCLES...SO PROPERTY OWNERS AND OTHER INTERESTS ALONG NORTH AND
WEST FACING SHORES EXPOSED TO THIS LARGE SWELL...INCLUDING THE
LEEWARD BIG ISLAND...NEED TO PREPARE FOR AN EXTENDED ONSLAUGHT OF
WELL ABOVE NORMAL WAVES.
A FAST MOVING FRONT WILL APPROACH KAUAI LATER TODAY AND TONIGHT.
SOUTHWEST WINDS WILL STRENGTHEN AHEAD OF AND ALONG THE FRONT AS IT
PASSES OVER THE STATE. THE WINDS WILL BEGIN TO INCREASE OVER KAUAI
COUNTY THIS AFTERNOON...AND THEN SPREAD DOWN THE ISLAND CHAIN FROM
TONIGHT INTO WEDNESDAY. THESE STRONG WINDS REQUIRED THE ISSUANCE OF
A SMALL CRAFT ADVISORY /SCA/ FOR THE KAUAI NORTHWEST WATERS AND
WINDWARD WATERS STARTING LATER THIS MORNING. THE ARRIVAL OF THE
LARGE NORTHWEST SWELL WILL ALSO RESULT IN SMALL CRAFT ADVISORY /SCA/
CONDITIONS SPREADING ACROSS MOST OF THE HAWAIIAN COASTAL WATERS DUE
TO COMBINED SEAS OF 10 FEET OR GREATER. THEREFORE...A SCA HAS ALSO
BEEN ISSUED FOR ADDITIONAL COASTAL WATERS AND CHANNELS ADJACENT TO
KAUAI...OAHU AND MAUI COUNTY STARTING THIS EVENING.
&&
.HFO WATCHES/WARNINGS/ADVISORIES...
HIGH SURF WARNING FROM MIDNIGHT TONIGHT TO 6 AM HST FRIDAY FOR
NORTH AND WEST FACING SHORES OF NIIHAU KAUAI OAHU MOLOKAI...NORTH
FACING SHORES OF MAUI...AND WEST FACING SHORES OF THE BIG ISLAND.
HIGH SURF ADVISORY FROM 6 AM WEDNESDAY TO 6 AM HST FRIDAY FOR
BIG ISLAND NORTH AND EAST.
SMALL CRAFT ADVISORY FROM 6 PM THIS EVENING TO 6 PM HST
WEDNESDAY FOR KAUAI LEEWARD WATERS-KAUAI CHANNEL-OAHU WINDWARD
WATERS-OAHU LEEWARD WATERS-KAIWI CHANNEL-MAUI COUNTY WINDWARD
WATERS.
SMALL CRAFT ADVISORY UNTIL 6 PM HST WEDNESDAY FOR KAUAI
NORTHWEST WATERS-KAUAI WINDWARD WATERS.
&&
DISCUSSION...CANTIN
MARINE...HOUSTON
AVIATION...JACOBSON
Event by event
1 high wind, 1 flash flood, 1 heavy rain, 1 strong wind. Local standard time, as filed.
High Wind, Big Island Summit
- When
- January 21, 11:19 AM HST to January 25, 1:09 PM HST
- Where
- Big Island Summit forecast zone
- Measured
- 109 kt (125 mph) measured gust
- Reported by
- Mesonet
- Coordinates
- 19.602, -155.523 (the zone’s center; the record gives no point)
West winds exceeded 100 mph at the summit of Mauna Kea on the Big Island of Hawaii.
Flash Flood, Maui
- When
- January 22, 10:00 AM HST to 11:30 AM HST
- Where
- Maui County, 0.55 mi W of Nuu to 0.5 mi WSW of Nuu
- Cause
- Heavy Rain
- Reported by
- Emergency Manager
- Coordinates
- 20.631, -156.189
Piilani Highway, or Highway 31, was closed between mile marker 31 and Nuu Landing in East Maui due to high water. This is the Hawelewele Gulch area near Kaupo.
Heavy Rain, Hawaii
- When
- January 22, 11:17 AM HST to 3:10 PM HST
- Where
- Hawaii County, 3.26 mi SE of Waikoloa Beach Resort to 4.27 mi SE of Pahoa
- Reported by
- Official NWS Observations
- Coordinates
- 19.881, -155.852
Strong Wind, Central Oahu
- When
- January 22, 11:45 AM HST
- Where
- Central Oahu forecast zone
- Measured
- 35 kt (40 mph) estimated gust
- Deaths
- 0 direct, 1 indirect
- Reported by
- Broadcast Media
- Coordinates
- 21.455, -157.961 (the zone’s center; the record gives no point)
A male tourist from Japan was hit by a falling tree branch at Leilehua Golf Course in central Oahu and died from his injuries.
- High Wind
- Sustained non-thunderstorm winds of 40 mph or more for an hour, or gusts of 58 mph or more.
- Flash Flood
- Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
- Heavy Rain
- Rainfall totals unusual for the place and season that did not produce a flood.
- 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.
- Heavy Snow and Cold in West Virginia, January 21 to 22, 20141 death · $8,000 · 29 events
- Heavy Snow and Winter Weather in Pennsylvania, January 21 to 22, 20141 death · 13 events
- Winter Storm and Winter Weather in Virginia, January 21 to 22, 20141 death · 7 events
- Cold in Illinois, January 21, 20141 death · 1 event
- Cold in Wisconsin, January 21, 20141 death · 1 event
- Heavy Snow and Winter Weather in Delaware, January 21 to 22, 201416 injured · 4 events
- Winter Storm and Winter Weather in Virginia, January 21 to 22, 201444 events
- Extreme Cold and Cold in New York, January 21 to 24, 201432 events
- Winter Storm and Winter Weather in Virginia, January 21, 201424 events
- Strong Wind in Illinois, January 21, 2014$15,000 · 15 events
- Winter Weather in North Carolina, January 21 to 22, 201423 events
- Heavy Snow and Winter Weather in Kentucky, January 21, 201421 events
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: 489055, 489052, 489053, 489054.