West wind gusts exceeded 90 mph over the Big Island summits. There were no reports of significant property damage or injuries.
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The episode as NWS HFO wrote it up.
West wind gusts exceeded 90 mph over the Big Island summits. There were no reports of significant property damage or injuries. This is a continuation of an episode that began at the end of March 2013.
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 Mar 31, 8:20 PM HST, 3 hours 40 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE HONOLULU HI 820 PM HST SUN MAR 31 2013 .SYNOPSIS... A NORTHERLY WIND FLOW WILL MAINTAIN AN UNSEASONABLY COOL AIR MASS ACROSS THE ALOHA STATE FOR THE NEXT COUPLE OF DAYS...WITH DAY TIME HIGHS IN THE 70/S AND LOWS IN THE 50/S TO MID 60/S. AN AREA OF LOW CLOUDS APPROACHING THE ISLANDS FROM THE NORTHWEST WILL BRING SOME MAINLY LIGHT SHOWERS TO THE SMALLER ISLANDS MONDAY AND MONDAY NIGHT. THE NORTHERLY WINDS WILL GRADUALLY VEER AND BECOME EAST TO NORTHEAST TRADES BY THURSDAY...STRENGTHENING FROM LIGHT TO MODERATE BY THE WEEKEND...AND WITH SLIGHTLY WARMER TEMPERATURES. && .DISCUSSION... THE COLD FRONT MOVED THROUGH THE BIG ISLAND TODAY. HOWEVER...WITH THE LOW LEVEL WIND FLOW BEING FROM THE NORTHWEST AND WEST...SOME MOISTURE IS TRAPPED ON THE SHELTERED EAST SIDE OF MAUNA KEA AND MAUNA LOA AND MAY TAKE THE OVERNIGHT HOURS TO THIN OUT. OTHER THAN THAT...THE ISLANDS ENJOYED A RATHER SUNNY BUT COOL EASTER SUNDAY WITH HIGHS MOSTLY IN THE 70S. WE EXPECT AN AREA OF LOW CLOUDS WITH A FEW EMBEDDED SHOWERS TO SPREAD ACROSS THE SMALLER ISLANDS MONDAY AND MONDAY NIGHT. THIS CLOUD COVER IS EXPECTED LINGER AROUND THE DAY...KEEPING TEMPS IN THE 70S. THE SHOWERS ARE LIKELY TO FAVOR THE WINDWARD AND MOUNTAIN AREAS ALTHOUGH THE LEEWARD AREAS MAY EXPERIENCE A DROP OR TWO. WITH A LIGHT NORTHERLY WIND BLOWING...MANY OF US WILL FEEL COOLER...THANKS TO THE COOLING AFFECT OF THE WIND AND DRY AIR. WE SHOULD BE WARMING UP THE SECOND HALF OF THE WEEK AS THE NORTHERLY WINDS GRADUALLY VEER TO THE EAST NORTHEAST TRADES BY THURSDAY. THIS UNSEASONABLY COOL WEATHER IS BROUGHT UPON BY A SLOW MOVING AND DEEP AREA OF LOW ABOUT 900 MILES NORTH NORTHEAST OF OAHU. THE LOW HAS GALE FORCE WINDS AT THE SURFACE OF 40 TO 50 MPH ACROSS PORTIONS OF OUR HIGH SEAS AREA OF RESPONSIBILITY. THE STRONG WINDS AROUND THE LOW HAVE GENERATED A SWELL WHICH IS PRODUCING ADVISORY LEVEL SURF ACROSS EXPOSED LOCAL SHORES. WINDS ARE STRONGER AT THE HIGHER LEVELS OF THE ATMOSPHERE...AND ARE AFFECTING ALL THREE SUMMITS. WESTERLY WINDS HAVE STRENGTHENED OVER THE HALEAKALA SUMMIT THIS EVENING... WARRANTING A WIND ADVISORY GOOD THROUGH 6 PM HST MONDAY. WE HAVE ALSO EXTENDED THE HIGH WIND WARNING FOR THE BIG ISLAND SUMMITS TO 6 PM HST MONDAY. THE GFS SOLUTION SHOWS CONTINUING DANGEROUS...WINDY CONDITIONS FOR THE SUMMITS THROUGH MONDAY NIGHT. THEREAFTER...THE WINDS SHOULD START CALMING DOWN AS THE THE LOW BEGINS TO MOVE NORTHEAST...AWAY FROM THE ISLANDS. AS NOTED ABOVE...THE TRADE WINDS ARE SLATED TO RULE THE AREA THE SECOND HALF OF THE WEEK...AND INTO THE WEEKEND. SHOWER-WISE...THE FREQUENCY OF THE TRADE SHOWERS WILL GRADUALLY INCREASE AS THE TRADE WINDS STRENGTHEN. THESE SHOWERS WILL FAVOR THE WINDWARD AND MOUNTAIN AREAS. && .AVIATION... SUFFICIENT VERTICAL SPEED SHEAR WILL WARRANT THE CONTINUATION OF AIRMET TANGO FOR TURB ABV FL300 THROUGH AT LEAST 1600Z. AIRMET TANGO IS ALSO IN EFFECT FOR MOD MECHANICAL TURB BLW 070 S THROUGH W OF MTNS OF KAUAI AND OAHU. VFR COND SHOULD PREVAIL FOR MOST AREAS AROUND THE STATE...WITH ISOL MVFR CIGS AND MTN OBSC NEAR SHRA ACROSS THE HAMAKUA AND SOUTHEAST LOWER SLOPES OF WINDWARD BIG ISLAND. && .MARINE... A SMALL CRAFT ADVISORY /SCA/ REMAINS IN EFFECT FOR MOST OF THE HAWAIIAN COASTAL WATERS AND CHANNELS EXPOSED TO LARGE NORTH AND NORTHWEST SWELLS AND LOCALLY GENERATED WIND WAVES...WHICH ARE COMBINING TO PRODUCE ELEVATED AND ROUGH SEAS. THIS SCA IS IN EFFECT THROUGH MONDAY NIGHT...AND INCLUDES ALL HAWAIIAN WATERS...EXCEPT FOR MAALAEA BAY...AND THE SOUTHEAST AND LEEWARD BIG ISLAND COASTAL WATERS. THE LARGE NORTHWEST AND NORTH SWELLS COMBINED WITH LOCALLY GENERATED WIND WAVES WILL CONTINUE TO PRODUCE ELEVATED AND ROUGH SURF ALONG NORTH AND WEST FACING SHORES OF KAUAI AND NIIHAU...AND ALONG NORTH FACING SHORES OF OAHU MOLOKAI AND MAUI THROUGH MONDAY NIGHT. THEREFORE...A HIGH SURF ADVISORY REMAINS IN EFFECT FOR THOSE AREAS. THE SIGNIFICANT WAVE HEIGHTS AT THE BUOY NORTHEAST OF THE BIG ISLAND HAVE INCREASED TO ABOUT 13 FEET WITH A PERIOD OF 11 SECONDS. THIS BUILDING NORTH SWELL WILL CONTINUE TO INCREASE WAVE HEIGHTS ALONG NORTH FACING SHORES OF THE BIG ISLAND OVERNIGHT. AS A RESULT...A HIGH SURF ADVISORY HAS BEEN ISSUED FOR THE NORTH FACING SHORES OF THE BIG ISLAND STARTING EARLY MONDAY MORNING...AND CONTINUING THROUGH MONDAY NIGHT. FINALLY...THE BUILDING NORTH SWELL HAS A POTENTIAL OF IMPACTING NORTH FACING HARBORS...SUCH AS AT KAHULUI ON MAUI AND HILO ON THE BIG ISLAND. AS A RESULT...A MARINE WEATHER STATEMENT HAS JUST BEEN ISSUED TO ALERT MARINERS OF THE POTENTIAL THREATS DUE TO THIS BUILDING SWELL. && .HFO WATCHES/WARNINGS/ADVISORIES... HIGH SURF ADVISORY THROUGH 6 AM HST TUESDAY FOR NORTH AND WEST FACING SHORES OF KAUAI AND NIIHAU...AND NORTH FACING SHORES OF OAHU MOLOKAI MAUI. HIGH SURF ADVISORY FOR THE NORTH FACING SHORES OF THE BIG ISLAND IS EFFECTIVE AT 4 AM HST MONDAY...THROUGH 6 AM HST TUESDAY. SMALL CRAFT ADVISORY UNTIL 6 AM HST TUESDAY FOR MOST HAWAIIAN WATERS. HIGH WIND WARNING FOR BIG ISLAND SUMMITS UNTIL 6 PM HST MONDAY. WIND ADVISORY FOR HALEAKALA SUMMIT OF MAUI UNTIL 6 PM HST MONDAY. && PUBLIC/AVIATION...LAU MARINE...HOUSTON
The national radar mosaic for the moment the first event began.
2 high wind. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Hawaii in 2013Every state in 2013This day in weather historyWarnings in Hawaii, April 2013
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: 460748, 460749.