Alert archive / Hawaii / Flash Flood Warnings in 2005
Flash Flood Warning 3, NWS Honolulu, HI
NWS Honolulu, HI issued this flash flood warning at Jan 1, 2005, 11:15 AM HST for 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 outline as issued.
The facts
- Issued
- Jan 1, 2005, 11:15 AM HST (21:15 UTC)
- Expired
- Jan 1, 2005, 2:15 PM HST
- In force
- 3 hr
- Issued by
- NWS Honolulu, HI
- Area
- Counties, with a storm outline in the text
County Kauai County, HI
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this flash flood warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Lihue, (PHLI), launched 12:00Z, 9.3 hours before the alert went out and 26 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
- 180 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 935 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 263 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGHW50 PHFO 012118 FFWHFO HIC007-020015- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE HONOLULU HI 1115 AM HST SAT JAN 1 2005 THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A * FLASH FLOOD WARNING FOR... THE ISLAND OF KAUAI * UNTIL 215 PM HST * AT 1115 AM HST...EXCESSIVE RUNOFF FROM RECENT HEAVY RAINS CONTINUED TO RESULT IN FLASH FLOODING. SEVERAL ROAD CLOSURES... AS WELL AS ROCKSLIDES AND MUDSLIDES HAVE BEEN REPORTED. ALTHOUGH THE RAINS WERE DIMINISHING ON KAUAI...RUNOFF WILL CONTINUE TO CAUSE FLASH FLOODING FOR AWHILE LONGER. * LOCATIONS INCLUDED IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WAIMEA...WAILUA...LIHUE...KOLOA...KAPAA...KILAUEA... KALAHEO...HANAPEPE...HANALEI...AND ANAHOLA. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF STREAMS...HIGHWAYS...UNDERPASSES 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. TURN AROUND...DON/T DROWN. 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. LAT...LON 2182 15983 2182 15925 2235 15931 2225 15977 $$ R BALLARD
3 follow-up statements
000 WGHW70 PHFO 012252 FFSHFO FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE HONOLULU HI 1250 PM HST SAT JAN 1 2005 HIC007-010215- KAUAI- 1250 PM HST SAT JAN 1 2005 ...A FLASH FLOOD WARNING CONTINUES UNTIL 215 PM HST FOR KAUAI... AT 1245 PM HST...RADAR INDICATED THAT THE HEAVIEST RAINFALL HAD MOVED TO THE EAST OF KAUAI. HOWEVER...RUNOFF FROM EXCESSIVE RAINS MAY CONTINUE TO CAUSE FLOOD PROBLEMS IN SOME AREAS AWHILE LONGER. A RAIN GAUGE AT ANAHOLA MEASURED 2.26 INCHES OF RAIN IN THE THREE HOUR PERIOD ENDING AT 11 AM. THIS BRINGS THE TWO DAY RAINFALL TOTAL AT ANAHOLA TO 9.27 INCHES. THERE HAVE BEEN SEVERAL REPORTS OF FLASH FLOODING...ROAD CLOSURES... AND ROCKSLIDES RELAYED TO US BY THE PUBLIC. PLEASE REPORT FLASH FLOODING TO LOCAL POLICE FOR IMMEDIATE RELAY TO THE NATIONAL WEATHER SERVICE. NEVER DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. SEEK AN ALTERNATE ROUTE. MANY FLOOD DEATHS OCCUR BECAUSE MOTORISTS TRY TO CROSS FLOODED ROADS. TURN AROUND...DON/T DROWN. LAT...LON 2177 15986 2181 15908 2236 15927 2222 15992 $$ R BALLARD
000 WGHW70 PHFO 012255 CCA FFSHFO FLASH FLOOD STATEMENT...CORRECTED UGC CODING ONLY NATIONAL WEATHER SERVICE HONOLULU HI 1250 PM HST SAT JAN 1 2005 HIC007-020215- KAUAI- 1250 PM HST SAT JAN 1 2005 ...A FLASH FLOOD WARNING CONTINUES UNTIL 215 PM HST FOR KAUAI... AT 1245 PM HST...RADAR INDICATED THAT THE HEAVIEST RAINFALL HAD MOVED TO THE EAST OF KAUAI. HOWEVER...RUNOFF FROM EXCESSIVE RAINS MAY CONTINUE TO CAUSE FLOOD PROBLEMS IN SOME AREAS AWHILE LONGER. A RAIN GAUGE AT ANAHOLA MEASURED 2.26 INCHES OF RAIN IN THE THREE HOUR PERIOD ENDING AT 11 AM. THIS BRINGS THE TWO DAY RAINFALL TOTAL AT ANAHOLA TO 9.27 INCHES. THERE HAVE BEEN SEVERAL REPORTS OF FLASH FLOODING...ROAD CLOSURES... AND ROCKSLIDES RELAYED TO US BY THE PUBLIC. PLEASE REPORT FLASH FLOODING TO LOCAL POLICE FOR IMMEDIATE RELAY TO THE NATIONAL WEATHER SERVICE. NEVER DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. SEEK AN ALTERNATE ROUTE. MANY FLOOD DEATHS OCCUR BECAUSE MOTORISTS TRY TO CROSS FLOODED ROADS. TURN AROUND...DON/T DROWN. LAT...LON 2177 15986 2181 15908 2236 15927 2222 15992 $$ R BALLARD
000 WGHW70 PHFO 020015 FFSHFO FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE HONOLULU HI 215 PM HST SAT JAN 1 2005 HIC007-020030- KAUAI- 215 PM HST SAT JAN 1 2005 ...FLASH FLOOD WARNING FOR KAUAI HAS BEEN ALLOWED TO EXPIRE... AT 215 PM...LAW ENFORCEMENT AND CIVIL DEFENSE HAVE REPORTED THAT FLOODING CONDITIONS WERE IMPROVING ON KAUAI. ADDITIONAL HEAVY RAINFALL IS NOT ANTICIPATED...THOUGH RUNOFF FROM RECENT HEAVY RAINS WILL STILL RESULT IN LOCALIZED AREAS OF PONDING IN POOR DRAINAGE AREAS. SOME ROADS HAVE BEEN REPORTED TO BE DAMAGED BY THE FLOODING. PAY ATTENTION TO INSTRUCTIONS FROM LOCAL LAW ENFORCEMENT AND DO NOT DRIVE PAST BARRICADES. LAT...LON 2177 15986 2181 15908 2236 15927 2222 15992 $$ R BALLARD
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 Jan 1, 9:03 AM HST, 2 hours 12 minutes earlier.
Area forecast discussion, Jan 1, 9:03 AM HST, 2 hours 12 minutes before
HAWAIIAN ISLANDS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HONOLULU HI 903 AM HST SAT JAN 1 2005 .SYNOPSIS... A COLD FRONT APPROACHING THE ISLANDS IS EXPECTED TO REACH KAUAI THIS EVENING...THEN WEAKENS AND ADVANCES ACROSS REST OF THE STATE THROUGH SUNDAY. SHOWERS AND THUNDERSTORMS AHEAD OF THE FRONT WILL CONTINUE TO AFFECT KAUAI AND OAHU...SPREADING EAST TO MAUI COUNTY LATER TODAY. DRIER AIR SPREADS OVER THE ISLANDS ON WEST WINDS AFTER THE FRONT COMES THROUGH. A WEAK HIGH PRESSURE IS STILL EXPECTED TO REBUILD NORTH OF THE ISLANDS BY THE LATER PART OF NEXT WEEK...WITH LIGHT TRADESS FINALLY RETURNING. && .UPDATE... HAVE UPDATED THE GRIDS TO REFLECT STRONGER WINDS AND GUSTS... PARTICULARLY FOR KAUAI AND OAHU. SURFACE OBSERVATIONS INDICATE GRADIENT WIND GUSTS IN EXCESS OF 30 KT. PHLI REPORTED A PEAK WIND OF 41 KT...PROBABLY ASSOCIATED WITH THE SEVERE THUNDERSTORM WHICH PASSED JUST OFFSHORE. WE HAVE ISSUED SPECIAL MARINE WARNINGS AND SHORT TERM FORECASTS ON THE LINE OF STORMS OVER AND NEAR KAUAI. ALSO UPDATED THE GRIDS EARLIER TO REFLECT A BIT FASTER ONSET OF RAIN ON OAHU. NO CHANGES TO THE REST OF THE FORECAST AT THIS TIME. PREVIOUS DISCUSSION FROM 4 AM FOLLOWS. && .DISCUSSION... ONCE AGAIN THE COMPLEX SYSTEM OF FRONT AND WEAK LOWS WEST OF THE ISLANDS IS MAKING THE FORECAST OVER OUR AREA DIFFICULT. NOT TOO SURE IF THE FORECAST CHARTS GET THE TIMING RIGHT AS THE NEW SOLUTION ONCE AGAIN DELAYED THE ARRIVAL OF THE FRONT WEST OF OUR AREA. ON THE OTHER HAND...THE FORECAST SOLUTION IS NOT SHOWING ANYTHING THAT IS REALLY OFF THE MARK. THUS HAVE ADJUSTED THE FORECAST PACKAGE ACCORDINGLY AND SEE HOW THIS PLAYS OUT. LOOKS LIKE KAUAI AND NIIHAU ARE STILL PRIME FOR FLOODING...AS WAVES OF RAIN CLOUDS WITH EMBEDDED THUNDERSTORMS PASS THROUGH THE ISLANDS. RAINFALL TOTALS HAVE NOT BEEN THAT SIGNIFICANT IN THE PAST 6 HOURS...THOUGH IT DOES NOT TAKE MUCH TO RESULT IN FLOODING SINCE THE GROUND IS ALREADY PRETTY SOAKED. OAHU...ON THE OTHER HAND... CONTINUES TO BE PROBLEMATIC. WIDESPREAD RAIN HAS SO FAR ELUDED THE ISLAND AND IT LOOKS LIKE SUCH TREND CONTINUES. DO BELIEVE EVENTUALLY THE RAINBANDS THAT ARE AFFECTING KAUAI SHOULD SHIFT EAST ENOUGH FOR OAHU TO HAVE ITS SHARE. QUESTION IS WHEN. THE FORECAST CHARTS NOW SUGGEST IN THE AFTERNOON...WHICH IS REASONABLE. IN FACT...RAIN BANDS MAY LINGER OVER THE CENTRAL ISLANDS TONIGHT...AS THE FRONT WEST OF THE ISLANDS FINALLY ADVANCES TO KAUAI THIS EVENING. LOOKS LIKE BY THEN MOST OF THE DYNAMICS WILL BE LIFTING NORTH SO PRECIPITATION AMOUNT WILL BE LESS AS WELL AS DECREASING CHANCE OF THUNDERSTORMS. THE FRONT IS EXPECTED TO PUSH THROUGH THE REST OF THE ISLAND CHAIN BY LATE SUNDAY AND THE ISLANDS WILL BE UNDER A COOL NORTHWESTERLY FLOW AS A LOW PRESSURE SYSTEM LINGERS FAR NORTH OF OUR AREA THROUGH THE EARLY PART OF NEXT WEEK. FORECAST CHARTS ARE AT LEAST CONSISTENT IN BRINGING A WEAK HIGH PRESSURE NORTH OF THE ISLANDS BY LATER PART OF NEXT WEEK. THIS WILL RESULT IN THE RETURN OF LIGHT TRADE WINDS. && .MARINE... THE NEXT LARGE NORTHWEST SWELL IS STILL EXPECTED ON SUNDAY...WITH SURF RISING TO ADVISORY LEVELS...AND POSSIBLY WARNING LEVELS BY MONDAY. .HFO WATCHES/WARNINGS/ADVISORIES... FLASH FLOOD WATCH NIIHAU KAUAI AND OAHU TODAY. && R BALLARD
In the hours before
Local storm report, Jan 1, 10:21 AM HST, 54 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
1021 AM HST SAT JAN 01 2005
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0440 AM FLOOD WAILUA 22.06N 159.34W
01/01/2005 KAUAI HI PUBLIC
NONO ROAD WAILUA HOUSE LOTS WASH WAS NEAR TO OVERFLOWING.
0535 AM FLOOD PORT ALLEN 21.90N 159.59W
01/01/2005 KAUAI HI LAW ENFORCEMENT
LANDSLIDE HANAPEPE, HEAVY PONDING KOLOA RD. STREAM
OVERFLOWING.
0615 AM FLOOD 2 NE PORT ALLEN 21.92N 159.57W
01/01/2005 KAUAI HI PUBLIC
HANALEI BRIDGE CLOSED.
0758 AM FLASH FLOOD KALAHEO 21.92N 159.53W
01/01/2005 KAUAI HI NWS EMPLOYEE
KALAHEO BRIDGE CLOSED, WATER, BOULDERS
0800 AM FLOOD LIHUE 21.98N 159.35W
01/01/2005 KAUAI HI PUBLIC
FLOODING ON RICE STREET DOWNTOWN LIHUE, FLOWING WATER ONE
FOOT DEEP.
0845 AM HEAVY RAIN 4 E HANAPEPE 21.91N 159.52W
01/01/2005 0.00 INCH KAUAI HI TRAINED SPOTTER
4.10 INCHES IN 24 HOURS / 2.05 INCHES IN LAST 2 HOURS.
&&
MFLocal storm report, Jan 1, 10:48 AM HST, 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
1048 AM HST SAT JAN 01 2005
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0930 AM FLASH FLOOD 2 SE LIHUE 21.95N 159.33W
01/01/2005 KAUAI HI LAW ENFORCEMENT
NAWILIWILI MARIOTT HOTEL SIGNIFICANT MUDSLIDES.
0930 AM FLASH FLOOD 2 NW WAILUA 22.08N 159.36W
01/01/2005 KAUAI HI PUBLIC
KAMALU ROAD UNPASSABLE
0932 AM FLOOD WAILUA 22.06N 159.34W
01/01/2005 KAUAI HI PUBLIC
WAILUA RIVER RUNOFF, DEBRIS AT MOUTH OF RIVER, NOT
FLOODED ACROSS THE BRIDGE
0940 AM FLOOD WAIMEA 21.96N 159.68W
01/01/2005 KAUAI HI COUNTY OFFICIAL
KAUAI CD EVACUATING HOMES IN WAIMEA. DEBRIS ON ROADS AND
WATER ENTERING SOME GARAGES.
0940 AM FLOOD LIHUE 21.98N 159.35W
01/01/2005 KAUAI HI PUBLIC
PORTIONS OF KUHIO HWY FLOODED BETWEEN LIHUE AND WAIMEA
&&
MFThe office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 1, 5:20 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Jan 1, 8:18 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Jan 1, 8:35 AM HST | Special Marine Warning | HFO | 55 min | |
| Jan 1, 8:50 AM HST | Special Marine Warning | HFO | 40 min | |
| Jan 1, 9:30 AM HST | Special Marine Warning | HFO | 90 min | |
| Jan 1, 11:01 AM HST | Special Marine Warning | HFO | 89 min | |
| Jan 1, 12:30 PM HST | Special Marine Warning | HFO | 60 min |
Nearby
Flash Flood Warnings in Hawaii, 2005Every flash flood warning in 2005
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.