Hawaii, 2005

High Wind in Hawaii, January 13, 2005

January 13, 2005 · NWS HFO · 1 event in 1 county or zone

Southwest winds occasionally in excess of 50 mph damaged roofs and a dog kennel, and toppled trees, in and around Pahala in the Kau District on the Big Island of Hawaii. There were no reports of serious injuries.

The toll

Deaths
0
Injuries
0
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.

Southwest winds occasionally in excess of 50 mph damaged roofs and a dog kennel, and toppled trees, in and around Pahala in the Kau District on the Big Island of Hawaii. There were no reports of serious injuries. Damage estimates were not available.

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 13, 8:25 AM HST, 6 hours 15 minutes earlier.

Area forecast discussion, Jan 13, 8:25 AM HST, 6 hours 15 minutes before
HAWAIIAN ISLANDS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HONOLULU HI
825 AM HST THU JAN 13 2005

.SYNOPSIS...
A COLD FRONT WILL INCREASE CLOUDS AND SHOWERS ACROSS KAUAI AND OAHU
TODAY...WHILE THE REMAINING ISLANDS WILL SEE INCREASED CLOUDS AND
SHOWERS IN THE AFTERNOON DURING MAXIMUM HEATING. ANOTHER FRONT WILL
BRUSH THE WESTERN ISLANDS MONDAY. WINDS WILL BE SOUTHWESTERLIES.

&&

.DISCUSSION...
A COLD FRONT LIES APPROXIMATELY 200 MILES NORTHWEST OF KAUAI...
MOVING TOWARD THE SOUTHEAST AT ABOUT 15 MPH. CLOUDS AND SHOWERS
ASSOCIATED WITH THIS FRONT ARE PUSHING EAST-SOUTHEAST AND WILL
CONTINUE TO MOVE ACROSS KAUAI AND OAHU OVER THE NEXT FEW HOURS. HAVE
UPDATED THE GRIDS TO REFLECT MORE CLOUDS AND HIGHER POPS FOR THE
REST OF THE MORNING. THE PHLI SOUNDING SHOWS A 500 MB TEMP OF -11C
AND A K-INDEX OF 30. THE FRONT IS LACKING GOOD UPPER LEVEL SUPPORT...
AS THE ISLANDS ARE UNDER THE CONVERGENT QUADRANT OF AN UPPER LEVEL
JET STREAK AND MOST OF THE SHORTWAVE ENERGY IS SHEARING OFF TO THE
NORTH AND NORTHEAST OF THE ISLANDS. HOWEVER...THE KAUAI RADAR HAS
BEEN SHOWING MAX REFLECTIVITIES IN THE 55 TO 60 DBZ RANGE...SO HAVE
UPDATED TO INCLUDE A SLIGHT CHANCE OF A THUNDERSTORM AROUND KAUAI.

A QUIKSCAT PASS FROM EARLIER SUGGESTED THAT AT LEAST THE MARINE
WINDS AROUND OAHU MIGHT BE A TAD LOW...SO HAVE UPDATED THE WINDS AND
EXPANDED THE SMALL CRAFT ADVISORY EASTWARD TO INCLUDE THE KAIWI
CHANNEL.

WIND DATA FROM THE MAUNA KEA SUMMIT OBSERVATORIES SHOW WINDS ARE
STILL ABOVE WARNING CRITERIA THERE. THE GFS AND ETA 600 MB WINDS
SUGGEST THAT THE WINDS WILL REMAIN ABOVE WARNING CRITERIA FOR THE
REST OF TODAY...BUT WILL BEGIN TO EASE UP TONIGHT INTO FRIDAY AS A
MID-LEVEL RIDGE BUILDS JUST SOUTH OF THE ISLANDS.

NO OTHER CHANGES TO THE FORECAST AT THIS TIME. RELEVANT PORTION OF
PREVIOUS DISCUSSION FOLLOWS.

&&

.PREV DISCUSSION...
GFS AND NOGAPS REMAIN IN GENERAL AGREEMENT CONCERNING THE PAIR OF
FRONTAL ENCOUNTERS EXPECTED FOR THE MAIN HAWAIIAN ISLANDS OVER THE
COMING WEEK. A BETTER DEVELOPED FRONT WILL AFFECT KAUAI AND OAHU
MONDAY ACCORDING TO GFS...OR TUESDAY ACCORDING TO NOGAPS. THE GFS
RUN IS A BIT NEWER...SO WE WILL GO WITH THAT SOLUTION.

WITH THE SUBTROPICAL RIDGE PUSHED SOUTH OF THE ISLANDS...WE CAN
EXPECT SOUTHWESTERLY WIND FLOW FOR THE NEXT SEVEN DAYS...VARYING IN
STRENGTH THROUGH THE PERIOD. THE EXPECTED COLD FRONTS WILL NOT
PENETRATE FAR INTO THE CHAIN...YET THE SUBTROPICAL RIDGE WILL NOT
REBOUND NORTHWARD BETWEEN FRONTAL ENCOUNTERS...SO OUR WINDS WILL BE
STUCK IN A WEEKLONG PREFRONTAL PATTERN. AFTER THE FRONT NOW NEAR
KAUAI WASHES OUT...IT LOOKS LIKE THESE SOUTHWESTERLIES WILL BE
RATHER DRY. THE SUBTROPICAL RIDGE MAY BE DEPRESSED SOUTHWARD...BUT
THROUGH ASSOCIATED SUBSIDENCE IT WILL KEEP RAINFALL TO A MINIMUM.
THE SECOND FRONT...THE ONE EXPECTED MONDAY...WILL BE BETTER
DEVELOPED WITH A DEEPER ASSOCIATED SURFACE TROUGH. THIS WILL STEEPEN
THE PRESSURE GRADIENT...MAKING WINDS SATURDAY AND SUNDAY THE
STRONGEST IN THE FORECAST PERIOD.

&&

.HFO WATCHES/WARNINGS/ADVISORIES...
HIGH WIND WARNING FOR MAUNA KEA AND MAUNA LOA SUMMITS.
SMALL CRAFT ADVISORIES FOR HAWAIIAN WATERS AROUND KAUAI AND OAHU.

&&

R BALLARD

Event by event

1 high wind. Local standard time, as filed.

High Wind, South Big Island

When
January 13, 2:40 PM HST to 11:35 PM HST
Where
South Big Island forecast zone
Measured
35 kt (40 mph) estimated sustained
Reported by
EMERGENCY MANAGER

What these are

High Wind
Sustained non-thunderstorm winds of 40 mph or more for an hour, or gusts of 58 mph or more.

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

The same day elsewhere

More

Every storm in Hawaii in 2005Every state in 2005This day in weather historyWarnings in Hawaii, January 2005

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: 5435260.