Hawaii, 2003

Wildfire in Hawaii, July 22, 2003

July 22, 2003 · NWS HFO · 1 event in 1 county or zone

What was to be a controlled burn in the Makua Military Reservation became an out-of-control wildfire that scorched 2500 acres of brush in northwest Oahu. The blaze for a time threatened native plants and animals, and ancient Hawaiian petroglyphs.

Where it happened

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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.

What was to be a controlled burn in the Makua Military Reservation became an out-of-control wildfire that scorched 2500 acres of brush in northwest Oahu. The blaze for a time threatened native plants and animals, and ancient Hawaiian petroglyphs. However, there were no serious injuries or property damage. Army and other federal firefighters battled the fire, and they used three Army helicopters to help douse the flames.

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 Jul 22, 10:00 AM HST, 4 hours 30 minutes earlier.

Area forecast discussion, Jul 22, 10:00 AM HST, 4 hours 30 minutes before
HAWAIIAN ISLANDS SYNOPTIC DISCUSSION AND GUIDANCE
NATIONAL WEATHER SERVICE HONOLULU HI
10 AM HST TUE JUL 22 2003

SUMMARY...TRADE WIND WEATHER WILL CONTINUE FOR MOST OF THIS WORK
WEEK. HOWEVER...TRADE WINDS WILL WEAKEN BY THE WEEKEND AS A SURFACE
TROUGH BUILDS TO OUR WEST AND WEAKENS THE SUBTROPICAL RIDGE. SHOWERS
WILL INCREASE OVER THE WEEKEND AS THE REMNANT MOISTURE FROM DEFUNCT
FELICIA PASSES BY.

DISCUSSION...HAWAII WEATHER WILL CHANGE LITTLE THROUGH
THURSDAY...WITH THE 1033 MB HIGH FAR NORTH OF HAWAII INDUCING A
PRESSURE GRADIENT ACROSS THE ISLANDS SUFFICIENTLY STEEP TO SUPPORT
10 TO 25 MPH TRADE WINDS. OVERNIGHT SOUNDINGS SHOW A FAIRLY STRONG
TRADE WIND INVERSION EXISTS AT ABOUT 6000 FEET...AND BROKEN LOW
CLOUDS UPWIND FROM THE ISLANDS HAVE A RATHER FLAT PANCAKE
APPEARANCE. EXPECT ONLY ISOLATED SHOWERS ACROSS WINDWARD AND
OCCASIONALLY MAUKA AREAS FOR THE NEXT FEW DAYS.

THE WEATHER PICTURE BEGINS TO CHANGE FRIDAY...WHEN AN UPPER TROUGH
NORTHWEST OF HAWAII PINCHES OFF INTO AN UPPER LOW NEAR 30N165W.
MODELS SHOW THIS UPPER LOW WILL INDUCE THE FORMATION OF A SURFACE
TROUGH BENEATH IT. THIS SURFACE TROUGH WILL BE WEST OF THE MAIN
HAWAIIAN ISLANDS...BUT THE SURFACE PRESSURE GRADIENT FIELD WILL BE
FLATTENED A BIT AND ORIENTED SUCH THAT OUR WINDS WILL BECOME WEAKER
SOUTHEASTERLIES. BIG ISLAND BLOCKING EFFECTS MAY DECREASE WINDS
ACROSS THE SMALLER ISLANDS STILL MORE. RIGHT ABOUT THIS
TIME...FRIDAY THROUGH SUNDAY...THE REMNANT FIELD FROM TROPICAL
DEPRESSION FELICIA MAY PASS OVER THE ISLANDS...INCREASING RELATIVE
HUMIDITIES AND SHOWER COVERAGE. FELICIA WILL DIE OUT LONG BEFORE
CROSSING INTO THE CENTRAL PACIFIC...BUT THE MOISTURE FIELDS FROM
THESE DEFUNCT SYSTEMS ARE USUALLY RATHER WELL PRESERVED AS THEY
CONTINUE WESTWARD IN THE TRADES. CONFIDENCE IS NOT PARTICULARLY HIGH
THAT THE FELICIA MOISTURE FIELD WILL REACH HAWAII. IT MAY ACTUALLY
TAKE A TRAJECTORY NORTH OF THE ISLANDS.

THE SURFACE TROUGH IS EXPECTED TO SHIFT NORTHWESTWARD MONDAY. THIS
WILL ALLOW THE SUBTROPICAL RIDGE TO FILL IN TO THE SOUTH OF IT AND
SPREAD WESTWARD TOWARDS THE DATELINE. THIS WILL STEEPEN OUR PRESSURE
GRADIENT AND INCREASE TRADE WINDS INTO THE 10 TO 20 MPH RANGE FOR
THE BEGINNING OF NEXT WEEK.

.HFO...WARNINGS...WATCHES...ADVISORIES...NONE.

POWELL

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 wildfire. Local standard time, as filed.

Wildfire, Honolulu

When
July 22, 2:30 PM HST to 8:00 PM HST
Where
Honolulu County, 4 mi N of Makaha
Reported by
NEWSPAPER
Coordinates
21.455, -157.961 (the zone’s center; the record gives no point)

What these are

Wildfire
A fire burning in wildland vegetation, with its acreage and damage where known.

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

The same day elsewhere

More

Every storm in Hawaii in 2003Every state in 2003This day in weather historyWarnings in Hawaii, July 2003

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: 5327701.