A surface low and upper trough west of the isles caused instability over the western parts of Hawaii. Heavy rain and flash flooding then occurred over the Garden Isle of Kauai.
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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.
The episode as NWS HFO wrote it up.
A surface low and upper trough west of the isles caused instability over the western parts of Hawaii. Heavy rain and flash flooding then occurred over the Garden Isle of Kauai. No injuries were reported. The costs of any property damage were not available.
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, 4:05 AM HST, 3 hours 55 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE HONOLULU HI 405 AM HST SUN FEB 16 2014 .SYNOPSIS... LOW PRESSURE WEST OF THE AREA WILL PRODUCE A CLOUDY AND WET WEATHER PATTERN OVER THE WEST END OF THE STATE OVER THE NEXT FEW DAYS. LOCALLY HEAVY RAINFALL IS POSSIBLE TODAY AND TONIGHT MAINLY FOR KAUAI. SOME IMPROVEMENT IS EXPECTED TOWARDS THE END OF THE WEEK AS HIGH PRESSURE BEGINS TO BUILD IN FROM THE NORTH. && .DISCUSSION... WATER VAPOR IMAGERY SHOWS AN UPPER LOW CENTERED AT 24N170W...OR 700 MILES WEST OF KAUAI THIS MORNING. THE ASSOCIATED SURFACE LOW IS LOCATED ABOUT IN THE SAME PLACE. THIS STACKED SYSTEM IS DRIVING THE UNSETTLED WEATHER ACROSS THE WESTERN END OF THE STATE THIS MORNING. INFRARED SATELLITE SHOWS A SWATH OF LAYERED CLOUD COVER OVER THE SMALLER ISLANDS...AND CIRRUS CLOUDS COVERING THE BIG ISLAND. RADAR SHOWS STRATIFORM RAIN...WITH A FEW EMBEDDED HEAVIER RAIN BANDS TRACKING UP FROM THE SOUTH ACROSS KAUAI AND NIIHAU. THIS RAIN WILL LIKELY SPREAD TO OAHU LATER TODAY. EXPECT THE MOST INTENSE RAIN TO OCCUR THIS AFTERNOON AND TONIGHT ACROSS THE WESTERN PORTION OF THE STATE...THEN LINGER THROUGHOUT MONDAY AND TUESDAY FOR ALL OF THE SMALLER ISLANDS. SOUNDINGS FROM THIS MORNING SHOW PRECIPITABLE WATER /PW/ VALUES OF 2 INCHES AT LIHUE...AND 1.6 INCHES AT HILO. BOTH ARE ON THE WET SIDE...BUT PARTICULARLY FOR LIHUE. THE HIGH PW VALUES WILL MAKE THE RAINFALL EFFICIENT. A FLASH FLOOD WATCH FOR KAUAI COUNTY ALSO GOES INTO EFFECT AT NOON TODAY THROUGH EARLY MONDAY MORNING. EXPECTING OAHU TO BE ON THE FRINGES OF THE HEAVIER PRECIPITATION...BUT IT IS POSSIBLE THAT THE WATCH COULD EXTEND TO OAHU DEPENDING ON HOW THE SITUATION SHAPES UP TODAY. SURFACE WINDS WILL BE MODERATE TO FRESH SOUTHEAST TO SOUTH...AND WILL CONTINUE THROUGH THE MIDDLE OF THE WEEK. TERRAIN EFFECTS ON THE RAINFALL SHOULD BE MINIMAL...HOWEVER THIS FLOW PATTERN MAY HANG UP RAIN ALONG THE KOOLAU MOUNTAINS RESULTING IN SOME FAVORING ACROSS THE WINDWARD SIDE AND MOUNTAINS. AS MENTIONED...THIS WEATHER PATTERN WILL LIKELY LAST INTO WEDNESDAY...WITH LESS INTENSE RAIN EXPECTED MONDAY THROUGH WEDNESDAY. THIS SYSTEM WILL AFFECT KAUAI...TO A LESSER EXTENT OAHU...AND TO AN EVEN LESSER EXTENT MAUI COUNTY. TOWARD THE END OF THE WEEK HIGH PRESSURE IS FORECAST TO BUILD IN TO OUR NORTH WHICH WOULD RESULT IN TRADE WINDS MAKING A RETURN. CLOUDS AND SHOWERS WOULD TEND TO FAVOR WINDWARD AND MAUKA AREAS. && .AVIATION... AIRMET SIERRA FOR TEMPO MOUNTAIN OBSCURATION REMAINS POSTED FOR KAUAI AND WINDWARD OAHU...WHERE ABUNDANT LOW LEVEL MOISTURE REMAINS IN PLACE. AIRMET ZULU IS ALSO IN EFFECT FOR KAUAI AND OAHU...WITH SOME MODERATE ICING POSSIBLE IN LAYERED MID LEVEL CLOUDINESS AND PRECIP. THESE CONDITIONS APPEAR LIKELY TO PERSIST ACROSS WESTERN SECTIONS OF THE STATE THROUGH TONIGHT AND SUNDAY. TRANQUIL CONDITIONS WITH PREVAILING VFR ARE EXPECTED ACROSS MAUI AND THE BIG ISLAND. WIDELY SCATTERED SHOWERS AND ISOLATED MVFR CIGS WILL BE CONFINED MAINLY TO THE PUNA AND HILO DISTRICTS ON THE WINDWARD BIG ISLAND. && .MARINE... A SMALL CRAFT ADVISORY HAS BEEN EXTENDED THROUGH TODAY DUE TO STRONG SOUTHEAST WINDS AROUND KAUAI. THE WINDS ARE EXPECTED TO WEAKEN TONIGHT. SOUTH AND SOUTHEAST WILL CONTINUE INTO THE MIDDLE OF THIS WEEK. A SERIES OF NORTHWEST SWELLS WILL ARRIVE THIS WEEK...BUT SURF HEIGHTS GENERATED ARE EXPECTED TO REMAIN BELOW HIGH SURF ADVISORY LEVELS. && .HFO WATCHES/WARNINGS/ADVISORIES... FLASH FLOOD WATCH FROM NOON HST TODAY THROUGH LATE TONIGHT FOR NIIHAU-KAUAI. SMALL CRAFT ADVISORY UNTIL 6 PM HST THIS EVENING FOR KAUAI NORTHWEST WATERS-KAUAI WINDWARD WATERS-KAUAI LEEWARD WATERS- KAUAI CHANNEL. && FOSTER
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
742 AM HST SUN FEB 16 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0730 AM HEAVY RAIN 3 W WAILUA 22.06N 159.38W
02/16/2014 M3.82 INCH KAUAI HI TRAINED SPOTTER
RAINFALL SINCE 5AM 3.82 INCHES. RAIN RATE CURRENTLY 1.2
INCHES PER HOUR.
&&
HFOThe South Kauai radar (PHKI), 10 km away, was scanning. The volume nearest the first event began at 18:01 UTC.
1 flash flood, 1 heavy rain. Local standard time, as filed.
Weliweli and Ala Kinoiki roads closed due to high water.
Kamalu and Keapana roads closed for a time in Kapaa because of ponding.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Hawaii in 2014Every state in 2014This day in weather historyWarnings in Hawaii, February 2014
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: 494402, 494403.