Hawaii, 2004

Heavy Rain in Hawaii, July 23, 2004

July 23, 2004 · NWS HFO · 1 event in 1 county or zone

Heavy showers produced small stream and drainage ditch flooding, and ponding of roadways in and around Kailua Kona on the Big Island of Hawaii. There were no reports of serious property damage or injuries.

Where it happened

Every event with a place to put it; 1 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

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.

Heavy showers produced small stream and drainage ditch flooding, and ponding of roadways in and around Kailua Kona on the Big Island of Hawaii. There were no reports of serious property damage or injuries.

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 23, 10:00 AM HST, 11 hours 10 minutes earlier.

Area forecast discussion, Jul 23, 10:00 AM HST, 11 hours 10 minutes before
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The radar

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

Open the radar archive at this moment

Event by event

1 heavy rain. Local standard time, as filed.

Heavy Rain, Hawaii

When
July 23, 9:10 PM HST to 11:59 PM HST
Where
Hawaii County, Kailua Kona
Reported by
OFFICIAL NWS OBS.
Coordinates
19.602, -155.523 (the zone’s center; the record gives no point)

What these are

Heavy Rain
Rainfall totals unusual for the place and season that did not produce a flood.

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

The same day elsewhere

More

Every storm in Hawaii in 2004Every state in 2004This day in weather historyWarnings in Hawaii, July 2004

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: 5431582.