Hawaii, 2006

Funnel Cloud in Hawaii, September 25, 2006

September 25, 2006 · NWS HFO · 1 event in 1 county or zone

Several funnel clouds were spotted embedded within a line of showers over the water near the island of Kauai. The funnels dissipated without incident.

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.

Several funnel clouds were spotted embedded within a line of showers over the water near the island of Kauai. The funnels dissipated without incident.

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 Sep 25, 4:00 AM HST, 5 hours 52 minutes earlier.

Area forecast discussion, Sep 25, 4:00 AM HST, 5 hours 52 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HONOLULU HI
400 AM HST MON SEP 25 2006

.SYNOPSIS...
TRADE WINDS WILL PERSIST OVER THE NEXT SEVERAL DAYS THANKS TO HIGH
PRESSURE NORTH OF THE STATE. TROUGHING IN THE MID AND UPPER LEVELS
WILL CAUSE THE TRADES TO BE ON THE WET SIDE. SOME SHOWERS MAY BE
LOCALLY HEAVY ESPECIALLY OVER THE BIG ISLAND SLOPES. ISOLATED
THUNDERSTORMS ARE ALSO POSSIBLE OVER AND AROUND THE BIG ISLAND.

&&

.DISCUSSION...
THE COMBINATION OF AN UPPER LEVEL LOW JUST WEST OF THE MAIN
ISLANDS...A MID LEVEL TROUGH OVER THE ISLANDS...AND ABUNDANT LOW
LEVEL MOISTURE MOVING WESTWARD IN THE TRADES...IS SETTING THE STAGE
FOR INCREASED RAINFALL CHANCES FOR PORTIONS OF THE STATE OVER THE
NEXT SEVERAL DAYS.

WATER VAPOR IMAGERY SHOWS THE UPPER LOW IS CENTERED ABOUT 300 MILES
WEST NORTHWEST OF KAUAI. THE UPPER LOW HAS BEEN NEARLY STATIONARY
OVER THE PAST SEVERAL HOURS. A BROAD AREA OF LOWER AND MIDDLE CLOUDS
ASSOCIATED WITH THE MID LEVEL TROUGH EXTENDS EASTWARD FROM OAHU.
THE BULK OF THE MOISTURE IS MOVING INTO WINDWARD SECTIONS OF
MAUI AND THE BIG ISLAND. THIS MOISTURE FIELD HAS BEEN SLOWLY
SPREADING WESTWARD AND WILL PROVIDE SHOWERS FOR WINDWARD AND MAUKA
AREAS WITH SOME SHOWERS GETTING BLOWN OVER TO LEEWARD AREAS AT
TIMES. DAYTIME HEATING WILL LIKELY CAUSE SHOWERS TO BUILD UP OVER
THE LEEWARD SLOPES OF THE BIG ISLAND DURING THE AFTERNOON AND
EVENING HOURS.

MODELS INDICATE THAT THE ATMOSPHERE WILL BECOME MORE UNSTABLE OVER
THE COMING DAYS. THIS IS ALREADY EVIDENT BY AN ISOLATED DEEP CELL
JUST OFF THE WINDWARD COAST OF THE BIG ISLAND AS WELL AS
THUNDERSTORMS ABOUT 200 MILES SOUTHEAST OF THE BIG ISLAND. THE UPPER
LOW HANGS AROUND IN THE VICINITY OF THE ISLANDS KEEPING THE
ATMOSPHERE UNSTABLE. HAVE DONE SOME GRID MANIPULATION TO BUMP UP THE
POPS AS WELL INTRODUCE SOME THUNDERSTORMS FOR PORTIONS OF THE BIG
ISLAND TODAY AND TUESDAY.

&&

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

&&

BURKE

The radar

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

Open the radar archive at this moment

Event by event

1 funnel cloud. Local standard time, as filed.

Funnel Cloud, Kauai

When
September 25, 9:52 AM HST to 10:41 AM HST
Where
Kauai County, 10 mi NE of Lihue
Reported by
OFFICIAL NWS OBS.
Coordinates
22.011, -159.705 (the zone’s center; the record gives no point)

What these are

Funnel Cloud
A rotating column of cloud extending from a thunderstorm that did not reach the ground.

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

The same day elsewhere

More

Every storm in Hawaii in 2006Every state in 2006This day in weather historyWarnings in Hawaii, September 2006

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: 5534379.