Alert archive / Hawaii / Flash Flood Warnings in 2016
Flash Flood Warning 7, NWS Honolulu, HI
NWS Honolulu, HI issued this flash flood warning at May 27, 2016, 3:36 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
- May 27, 2016, 3:36 AM HST (13:36 UTC)
- Expired
- May 27, 2016, 6:30 AM HST
- In force
- 3 hr
- Issued by
- NWS Honolulu, HI
- Area
- Storm-based polygon
- Flood severity
- None
County Kauai County, HI
The radar
The South Kauai radar (PHKI), 35 km from the middle of the area, began a volume at 13:36 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Lihue, (PHLI), launched 12:00Z, 1.6 hours before the alert went out and 25 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
- 544 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 658 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- -10 m²/s²
- 0-3 km storm-relative helicity
- 21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted.
192
WGHW50 PHFO 271336
FFWHFO
HIC007-271630-
/O.NEW.PHFO.FF.W.0007.160527T1336Z-160527T1630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
336 AM HST FRI MAY 27 2016
THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A
* FLASH FLOOD WARNING FOR...
THE ISLAND OF KAUAI IN KAUAI COUNTY
* UNTIL 630 AM HST
* AT 329 AM HST...RADAR SHOWED HEAVY RAINFALL, ABOUT 2 INCHES PER
HOUR, FALLING ACROSS THE KAUAI MOUNTAINS. THE HANALEI RIVER HAS
REACHED FLOOD STAGE AND RAIN CONTINUES TO FALL WITHIN THIS BASIN.
IN PARTICULAR, THE HANALEI RIVER BRIDGE ALONG THE KUHIO HIGHWAY IS
NOW UNDER IMMEDIATE THREAT OF FLASH FLOODING.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...
PRINCEVILLE...KILAUEA...HAENA...WAINIHA...MOLOAA...HANALEI...WAILUA
HOMESTEADS AND KALIHIWAI.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING IN
STREAMS...ROADS AND LOW LYING AREAS. MOVE TO HIGHER GROUND NOW.
DO NOT CROSS FAST FLOWING OR RISING WATER IN YOUR VEHICLE OR ON FOOT.
TURN AROUND...DON/T DROWN.
&&
THIS WARNING MAY NEED TO BE EXTENDED BEYOND 630 AM HST IF HEAVY RAIN
PERSISTS.
LAT...LON 2221 15937 2221 15934 2219 15933 2205 15939
2211 15960 2222 15959 2223 15956 2221 15950
2223 15949 2222 15943 2224 15940
$$
POWELL2 follow-up statements
875
WGHW70 PHFO 271459
FFSHFO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE HONOLULU HI
459 AM HST FRI MAY 27 2016
HIC007-271630-
/O.CON.PHFO.FF.W.0007.000000T0000Z-160527T1630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KAUAI HI-
459 AM HST FRI MAY 27 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 AM HST FOR
KAUAI IN KAUAI COUNTY...
AT 453 AM HST...RADAR CONTINUED TO SHOW AREAS OF HEAVY RAIN ACROSS
INTERIOR SECTIONS OF KAUAI, WITH MORE HEAVY RAIN POISED TO MOVE IN
FROM THE SOUTHEAST. KAUAI CIVIL DEFENSE STATES THAT FLOODING HAS NOT
YET AFFECTED THE APPROACHES TO THE HANALEI BRIDGE, BUT THAT THE
WATER IS RISING.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...
PRINCEVILLE...KILAUEA...HAENA...WAINIHA...MOLOAA...HANALEI...WAILUA
HOMESTEADS AND KALIHIWAI.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING IN
STREAMS...ROADS AND LOW LYING AREAS. MOVE TO HIGHER GROUND NOW.
DO NOT CROSS FAST FLOWING OR RISING WATER IN YOUR VEHICLE OR ON FOOT.
TURN AROUND...DON/T DROWN.
&&
THIS WARNING MAY NEED TO BE EXTENDED BEYOND 630 AM HST IF HEAVY RAIN
PERSISTS.
LAT...LON 2221 15937 2221 15934 2219 15933 2205 15939
2211 15960 2222 15959 2223 15956 2221 15950
2223 15949 2222 15943 2224 15940
$$
POWELL767
WGHW70 PHFO 271630
FFSHFO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE HONOLULU HI
630 AM HST FRI MAY 27 2016
HIC007-271630-
/O.EXP.PHFO.FF.W.0007.000000T0000Z-160527T1630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KAUAI HI-
630 AM HST FRI MAY 27 2016
...THE FLASH FLOOD WARNING FOR KAUAI IN KAUAI COUNTY WILL EXPIRE AT
630 AM HST...
THE RIVER GAGE ON THE HANALEI RIVER HAS FLUCTUATED JUST BELOW FLOOD
STAGE. KAUAI CIVIL DEFENSE REPORTED THAT WATER APPROACHED KUHIO
HIGHWAY NEAR THE HANALEI BRIDGE BUT HAS BEEN RECEDING. WEATHER RADAR
SHOWED THAT SHOWERS CONTINUE ACROSS THE MOUNTAINS...BUT THAT THE
HEAVIEST RAIN HAS DIMINISHED. THE RIVER IS EXPECTED TO REMAIN
ELEVATED...BUT GRADUALLY DIMINISH THIS MORNING.
LAT...LON 2221 15937 2221 15934 2219 15933 2205 15939
2211 15960 2222 15959 2223 15956 2221 15950
2223 15949 2222 15943 2224 15940
$$
BRAVENDERThe office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 3:25 PM HST | Areal Flood Advisory | HFO | Kauai | 3 hr |
Nearby
Flash Flood Warnings in Hawaii, 2016Every flash flood warning in 2016
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; radar from the NEXRAD Level II archive.