Alert archive / Hawaii / Flash Flood Warnings in 2004
Flash Flood Warning 2, NWS Honolulu, HI
NWS Honolulu, HI issued this flash flood warning at Jan 1, 2004, 1:45 PM HST for Honolulu County, Kauai 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
- Jan 1, 2004, 1:45 PM HST (23:45 UTC)
- Expired
- Jan 1, 2004, 4:45 PM HST
- In force
- 3 hr
- Issued by
- NWS Honolulu, HI
- Area
- Whole counties
Counties Honolulu County, HI, Kauai County, HI
The nearest sounding before it
Lihue, (PHLI), launched 12:00Z, 11.8 hours before the alert went out and 60 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.
- Mixed-layer CAPE
- 146 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 750 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 181 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGHW50 PHFO 012346 FFWHI HIZ003-005-006-020245- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE HONOLULU HI 145 PM HST THU JAN 1 2004 THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A * FLASH FLOOD WARNING FOR... LANAI WEST MAUI MOLOKAI * UNTIL 445 PM HST * AT 145 PM HST...RADAR INDICATED VERY HEAVY RAIN OVER THE WARNING AREA. ADDITIONAL HEAVY RAIN CAN BE SEEN SOUTH OF THE WARNING AREA AND MOVING NORTH. IT IS THIS SECOND AREA THAT WILL LIKELY CAUSE FLASH FLOODING. * THIS WARNING REPLACES THE URBAN AND SMALL STREAM FLOOD ADVISORY ISSUED AT 1220 PM HST EXCESSIVE RUNOFF WILL CAUSE FLASH FLOODING OF STREAMS AND COULD ALSO TRIGGER ROCK AND MUDSLIDES IN STEEP TERRAIN. EXCESSIVE RUNOFF FROM THIS STORM WILL ALSO CAUSE FLASH FLOODING OF HIGHWAYS AND LOW LYING AREAS. MOTORISTS SHOULD BE ALERT FOR FLOODING AND SHOULD NOT ATTEMPT TO CROSS FAST FLOWING OR RISING WATER. MANY FLASH FLOOD DEATHS OCCUR WHEN MOTORISTS TRY CROSSING FLOODED ROADWAYS. ESCAPE RISING WATER BY CLIMBING DIRECTLY TO HIGHER GROUND. NEVER TRY TO OUTRACE A FLOOD...EITHER ON FOOT OR IN YOUR VEHICLE. DO NOT CAMP NEAR STREAMS OR OTHER AREAS SUBJECT TO FLOODING. STAY TUNED TO NOAA WEATHER RADIO OR OTHER LOCAL MEDIA SOURCES FOR THE LATEST SEVERE WEATHER INFORMATION. REPORT SEVERE WEATHER TO THE POLICE FOR IMMEDIATE RELAY TO THE NATIONAL WEATHER SERVICE. $$ LAT...LON 2147 15727 2101 15751 2051 15668 2099 15633 CRAIG
1 follow-up statement
000 WGHW70 PHFO 020237 FFSHI HIZ003-005-006-020345- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE HONOLULU HI 445 PM HST THU JAN 1 2004 ...THE FLASH FLOOD WARNING FOR MOLOKAI...LANAI AND WEST MAUI IS CANCELLED AT 445 PM HST. WEATHER RADAR INDICATES THAT THE HEAVY RAIN THAT CAUSED THE FLASH FLOODING HAS MOVED NORTH OVER WATER. THIS WARNING IS THEREFORE CANCELLED. IT SHOULD BE NOTED HOWEVER THAT ADDITIONAL HEAVY SHOWERS ARE MOVING RAPIDLY TO THE NORTHEAST OVER MOLOKAI. THESE SHOWERS WILL LIKELY CAUSE MINOR FLOODING OF LOW LYING AREAS OVER THE NEXT ONE TO TWO HOURS. MOTORISTS ARE THEREFORE URGED TO DRIVE WITH CAUTION BECAUSE OF POOR VISIBILITIES IN THE RAIN AND THE COLLECTION OF WATER IN LOW LYING AREAS. STAY TUNED TO NOAA WEATHER RADIO...LOCAL TV OR RADIO FOR FURTHER INFORMATION FROM THE NATIONAL WEATHER SERVICE. $$ CRAIG
The office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 1, 7:00 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
Nearby
Flash Flood Warnings in Hawaii, 2004Every flash flood warning in 2004
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.