Alert archive / Hawaii / Flash Flood Warnings in 2006

Flash Flood Warning 160, NWS Honolulu, HI

November 2, 2006Kalawao County, Hawaii

NWS Honolulu, HI issued this flash flood warning at Nov 2, 2006, 5:15 PM HST for Kalawao County, Hawaii. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Nov 2, 2006, 5:15 PM HST (03:15 UTC)
Expired: Nov 2, 2006, 8:15 PM HST
In force: 3 hr
Issued by: NWS Honolulu, HI
Area: Counties, with a storm outline in the text

County Kalawao County, HI

The nearest sounding before it

Hilo, (PITO), launched 00:00Z, 3.3 hours before the alert went out and 261 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1041 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 826 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 48 m²/s²
0-3 km storm-relative helicity: 121 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 3.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, 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 this flash flood warning went out at Nov 2, 4:00 PM HST, 1 hour 15 minutes earlier.

Area forecast discussion, Nov 2, 4:00 PM HST, 1 hour 15 minutes before

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In the hours before

Local storm report, Nov 2, 3:13 PM HST, 2 hours 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
313 PM HST THU NOV 02 2006

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0215 PM     FLASH FLOOD      2 SE KAHULUI            20.85N 156.44W
11/02/2006                   MAUI IN MAUI       HI   EMERGENCY MNGR

            CIVIL DEFENSE REPORTED HEAVY FLOODING ALONG HALEAKALA
            HIGHWAY.

0215 PM     FLASH FLOOD      1 S KAHULUI             20.86N 156.46W
11/02/2006                   MAUI IN MAUI       HI   EMERGENCY MNGR

            MAUI CIVIL DEFENSE REPORTED THE CLOSURE OF PUUNENE AVE.

0215 PM     FLASH FLOOD      4 E KAUNAKAKAI          21.09N 156.95W
11/02/2006                   MOLOKAI IN MAUI    HI   EMERGENCY MNGR

            HIGHWAY 450 HAS BEEN CLOSED FROM MILE MARKERS 4 TO 13 DUE
            TO FLOODING. OHIA BRIDGE NEAR MILE MARKER 4 WAS CLOSED
            DUE TO FLOODING AND DEBRIS.

0251 PM     FLASH FLOOD      2 NW KIHEI              20.78N 156.47W
11/02/2006                   MAUI IN MAUI       HI   EMERGENCY MNGR

            JUNCTION OF MOKULELE AND PIILANI HIGHWAYS CLOSED DUE TO
            FLOODING.

&&

KODAMA

The office that day

Everything else NWS Honolulu, HI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 2, 2:27 PM HST	Flash Flood Warning	HFO	Kalawao	3 hr
Nov 2, 3:49 PM HST	Wind Advisory	HFO	Hawaii	13 hr
Nov 2, 6:53 PM HST	Marine Weather Statement	HFO		3 hr
Nov 2, 10:03 PM HST	Marine Weather Statement	HFO		3 hr

Nearby

Flash Flood Warnings in Hawaii, 2006 Every flash flood warning in 2006

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.