Alert archive / Hawaii / Flash Flood Warnings in 2012
Flash Flood Warning 9, NWS Honolulu, HI
NWS Honolulu, HI issued this flash flood warning at Mar 5, 2012, 5:36 PM HST for Kauai County, Hawaii. It was in force for 15 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
- Mar 5, 2012, 5:36 PM HST (03:36 UTC)
- Expired
- Mar 6, 2012, 8:30 AM HST
- In force
- 15 hr
- Issued by
- NWS Honolulu, HI
- Area
- Storm-based polygon
- Flood severity
- None
County Kauai County, HI
The radar
The South Kauai radar (PHKI), 15 km from the middle of the area, began a volume at 03:39 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 00:00Z, 3.6 hours before the alert went out and 23 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
- 39 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 443 m above ground
- 0-6 km bulk shear
- 72 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 224 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
135
WGHW50 PHFO 060336
FFWHFO
HIC007-060630-
/O.NEW.PHFO.FF.W.0009.120306T0336Z-120306T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
536 PM HST MON MAR 5 2012
THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A
* FLASH FLOOD WARNING FOR...
THE ISLAND OF KAUAI IN KAUAI COUNTY
* UNTIL 830 PM HST
* AT 525 PM HST...HEAVY RAINFALL CONTINUES OVER NORTH AND EAST KAUAI
WITH THE HANALEI AND WAILUA RAIN GAGES SHOWING RAIN RATES OF 1 TO
2 INCHES PER HOUR. THIS IS KEEPING RUNOFF LEVELS HIGH AND KUHIO
HIGHWAY AT THE HANALEI BRIDGE REMAINS CLOSED. AN AREA OF HEAVY
RAINFALL IS ALSO MOVING TOWARD KAUAI FROM THE SOUTH AND WILL REACH
THE ISLAND WITHIN THE NEXT HOUR.
* THE FLASH FLOOD WARNING HAS BEEN EXPANDED TO INCLUDE THE ENTIRE
ISLAND OF KAUAI.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS FLASH 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 FLASH FLOOD WARNING REPLACES THE PRE-EXISTING WARNING THAT WAS
IN EFFECT FOR THE ISLAND OF KAUAI IN KAUAI COUNTY.
RUNOFF FROM THIS STORM MAY ALSO CAUSE ROCK AND MUDSLIDES IN STEEP
TERRAIN.
THIS WARNING MAY NEED TO BE EXTENDED BEYOND 830 PM HST IF FLASH
FLOODING PERSISTS.
LAT...LON 2199 15980 2208 15982 2225 15964 2225 15929
2197 15928 2186 15938 2186 15953
$$
KODAMA5 follow-up statements
006
WGHW50 PHFO 060621
FFWHFO
HIC007-060930-
/O.EXT.PHFO.FF.W.0009.000000T0000Z-120306T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
821 PM HST MON MAR 5 2012
THE NATIONAL WEATHER SERVICE IN HONOLULU HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
THE ISLAND OF KAUAI IN KAUAI COUNTY
* UNTIL 1130 PM HST
* AT 815 PM HST...RADAR SHOWED THAT HEAVY RAIN HAS TEMPORARILY EASED
OVER THE ISLAND OF KAUAI...BUT ISLAND STREAMS AND RIVERS REMAIN
SWOLLEN FROM RECENT TORRENTIAL RAINS...AND THE THREAT OF
ADDITIONAL HEAVY SHOWERS REMAINS. KUHIO HIGHWAY IN HANALEI REMAINS
CLOSED DUE TO WATER COVERING THE ROADWAY.
* THIS FLASH FLOOD WARNING INCLUDES THE ENTIRE ISLAND OF KAUAI.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS FLASH FLOODING IS IMMINENT OR OCCURRING
IN STREAMS...ROADS AND LOW LYING AREAS. MOVE TO HIGHER GROUND NOW.
DO NOT CROSS FAST FLOWING OR RISING WATER IN YOUR VEHICLE OR ON FOOT.
TURN AROUND...DON/T DROWN.
&&
RUNOFF FROM THIS STORM MAY ALSO CAUSE ROCK AND MUDSLIDES IN STEEP
TERRAIN.
THIS WARNING MAY NEED TO BE EXTENDED BEYOND 1130 PM HST IF FLASH
FLOODING PERSISTS.
LAT...LON 2199 15980 2208 15982 2225 15964 2225 15929
2197 15928 2186 15938 2186 15953
$$
BIRCHARD778
WGHW50 PHFO 060928
FFWHFO
HIC007-061230-
/O.EXT.PHFO.FF.W.0009.000000T0000Z-120306T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
1128 PM HST MON MAR 5 2012
THE NATIONAL WEATHER SERVICE IN HONOLULU HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
THE ISLAND OF KAUAI IN KAUAI COUNTY
* UNTIL 230 AM HST
* AT 1118 PM HST...RADAR SHOWED HEAVY RAIN OVER SOUTHEASTERN
KAUAI...WITH LIGHTER SHOWERS ELSEWHERE ON THE ISLAND. STREAMS AND
RIVERS REMAIN SWOLLEN FROM RECENT TORRENTIAL RAINS...AND THE
THREAT OF ADDITIONAL HEAVY SHOWERS REMAINS. KUHIO HIGHWAY IN
HANALEI REMAINS CLOSED DUE TO WATER COVERING THE ROADWAY.
* THIS WARNING INCLUDES THE ENTIRE ISLAND OF KAUAI.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS FLASH 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.
&&
RUNOFF FROM THIS STORM MAY ALSO CAUSE ROCK AND MUDSLIDES IN STEEP
TERRAIN.
THIS WARNING MAY NEED TO BE EXTENDED BEYOND 230 AM HST IF FLASH
FLOODING PERSISTS.
LAT...LON 2199 15980 2208 15982 2225 15964 2225 15929
2197 15928 2186 15938 2186 15953
$$
BIRCHARD249
WGHW50 PHFO 061154
FFWHFO
HIC007-061530-
/O.EXT.PHFO.FF.W.0009.000000T0000Z-120306T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
154 AM HST TUE MAR 6 2012
THE NATIONAL WEATHER SERVICE IN HONOLULU HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
THE ISLAND OF KAUAI IN KAUAI COUNTY
* UNTIL 530 AM HST
* AT 145 AM HST...RADAR SHOWED LITTLE RAIN OVER THE ISLAND OF
KAUAI. AREA STREAMS AND RIVERS SHOW DECLINING WATER LEVELS...BUT
KAUAI CIVIL DEFENSE REPORTS SEVERAL ROADS REMAIN CLOSED DUE TO
FLOODING. THESE INCLUDE KUHIO HIGHWAY IN HAENA...NEAR LUMAHAI...IN
HANALEI...AND NEAR KALIHIWAI BRIDGE. IN ADDITION...KAPAA BYPASS
ROAD AND KAMALU ROAD IN WAILUA REMAIN CLOSED.
* THIS WARNING IS FOR THE ENTIRE ISLAND OF KAUAI.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS FLASH FLOODING IS IMMINENT OR OCCURRING
IN STREAMS...ROADS AND LOW LYING AREAS. DO NOT CROSS FAST FLOWING OR
RISING WATER IN YOUR VEHICLE OR ON FOOT. TURN AROUND...DON/T DROWN.
&&
RUNOFF FROM THIS STORM MAY ALSO CAUSE ROCK AND MUDSLIDES IN STEEP
TERRAIN.
THIS WARNING MAY NEED TO BE EXTENDED BEYOND 530 AM HST IF FLOODING
PERSISTS.
LAT...LON 2199 15980 2208 15982 2225 15964 2225 15929
2197 15928 2186 15938 2186 15953
$$
BIRCHARD062
WGHW70 PHFO 061402
FFSHFO
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE HONOLULU HI
402 AM HST TUE MAR 6 2012
HIC007-061530-
/O.CON.PHFO.FF.W.0009.000000T0000Z-120306T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KAUAI HI-
402 AM HST TUE MAR 6 2012
...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR THE ISLAND OF KAUAI IN
KAUAI COUNTY UNTIL 530 AM HST...
AT 345 AM...RADAR AND RAIN GAGES CONTINUED TO INDICATE LOCALIZED
HEAVY SHOWERS OVER THE ISLAND OF KAUAI...ESPECIALLY OVER THE NORTH
AND EAST SIDES...WITH A RAIN GAGE IN HANALEI RECENTLY REPORTING RAIN
FALLING AT A RATE OF ONE INCH PER HOUR. IN ADDITION...NUMEROUS ROAD
CLOSURES CONTINUE DUE TO WATER AND DEBRIS COVERING THE ROADWAY...
INCLUDING PORTIONS OF KUHIO HIGHWAY IN HAENA...NEAR LUMAHAI...IN
HANALEI...NEAR KALIHIWAI BRIDGE AND NEAR KILAUEA. IN ADDITION...
KAPAA BYPASS ROAD AND KAMALU ROAD IN WAILUA REMAIN CLOSED.
THIS WARNING COVERS THE ENTIRE ISLAND OF KAUAI.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS FLASH 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 WILL LIKELY BE EXTENDED BEYOND 530 AM HST.
LAT...LON 2199 15980 2208 15982 2225 15964 2225 15929
2197 15928 2186 15938 2186 15953
$$
BIRCHARD895
WGHW50 PHFO 061520
FFWHFO
HIC007-061830-
/O.EXT.PHFO.FF.W.0009.000000T0000Z-120306T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE HONOLULU HI
520 AM HST TUE MAR 6 2012
THE NATIONAL WEATHER SERVICE IN HONOLULU HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
THE ISLAND OF KAUAI IN KAUAI COUNTY
* UNTIL 830 AM HST
* AT 510 AM HST...RADAR AND SURFACE OBSERVATIONS SHOWED POCKETS OF
MODERATE TO HEAVY RAIN OVER THE NORTH AND EAST FACING SLOPES OF
KAUAI. ALTHOUGH STREAM GAGES SHOW A SLOW GENERAL DECLINE IN WATER
LEVELS...NUMEROUS ROAD CLOSURES CONTINUE DUE TO WATER AND DEBRIS
COVERING THE ROADWAY...INCLUDING PORTIONS OF KUHIO HIGHWAY IN
HAENA...NEAR LUMAHAI...IN HANALEI...NEAR KALIHIWAI BRIDGE AND NEAR
KILAUEA. IN ADDITION...KAPAA BYPASS ROAD AND KAMALU ROAD IN WAILUA
REMAIN CLOSED.
* THIS WARNING COVERS THE ENTIRE ISLAND OF KAUAI.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS FLASH FLOODING IS IMMINENT OR OCCURRING
IN STREAMS...ROADS AND LOW LYING AREAS. DO NOT CROSS FAST FLOWING OR
RISING WATER IN YOUR VEHICLE OR ON FOOT. TURN AROUND...DON/T DROWN.
&&
THIS WARNING WILL LIKELY BE EXTENDED BEYOND 830 AM HST.
LAT...LON 2199 15980 2208 15982 2225 15964 2225 15929
2197 15928 2186 15938 2186 15953
$$
BIRCHARDThe office that day
Everything else NWS Honolulu, HI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 5, 3:40 PM HST | Areal Flood Advisory | HFO | Kalawao | 6 hr |
| Mar 5, 4:20 PM HST | Special Marine Warning | HFO | 115 min | |
| Mar 5, 5:14 PM HST | Special Marine Warning | HFO | 61 min | |
| Mar 5, 6:41 PM HST | Special Marine Warning | HFO | 94 min | |
| Mar 5, 7:30 PM HST | Areal Flood Advisory | HFO | Honolulu | 8 hr |
| Mar 5, 7:53 PM HST | Areal Flood Advisory | HFO | Kalawao | 3 hr |
| Mar 5, 7:53 PM HST | Special Marine Warning | HFO | 112 min | |
| Mar 5, 8:11 PM HST | Special Marine Warning | HFO | 94 min | |
| Mar 5, 8:46 PM HST | Severe Thunderstorm Warning | HFO | Kalawao | 29 min |
| Mar 5, 8:51 PM HST | Special Marine Warning | HFO | 114 min | |
| Mar 5, 9:26 PM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 5, 9:54 PM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 5, 10:41 PM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 5, 11:51 PM HST | Special Marine Warning | HFO | 114 min | |
| Mar 6, 12:58 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 6, 1:43 AM HST | Special Marine Warning | HFO | 90 min | |
| Mar 6, 3:25 AM HST | Special Marine Warning | HFO | 2 hr | |
| Mar 6, 6:41 AM HST | Areal Flood Advisory | HFO | Honolulu | 3 hr |
| Mar 6, 6:44 AM HST | Special Marine Warning | HFO | 61 min | |
| Mar 6, 7:10 AM HST | Winter Weather Advisory | HFO | Hawaii | 9 hr |
| Mar 6, 7:27 AM HST | Special Marine Warning | HFO | 63 min | |
| Mar 6, 7:53 AM HST | Flash Flood Warning | HFO | Honolulu | 6 hr |
| Mar 6, 8:18 AM HST | Special Marine Warning | HFO | 57 min | |
| Mar 6, 8:25 AM HST | Flash Flood Warning | HFO | Kauai | 3 hr |
| Mar 6, 9:11 AM HST | Special Marine Warning | HFO | 64 min | |
| Mar 6, 9:53 AM HST | Special Marine Warning | HFO | 67 min | |
| Mar 6, 10:03 AM HST | Special Marine Warning | HFO | 57 min | |
| Mar 6, 10:21 AM HST | Special Marine Warning | HFO | 27 min | |
| Mar 6, 10:54 AM HST | Special Marine Warning | HFO | 51 min | |
| Mar 6, 11:08 AM HST | Flash Flood Warning | HFO | Kauai | 5 hr |
| Mar 6, 11:41 AM HST | Special Marine Warning | HFO | 49 min | |
| Mar 6, 12:05 PM HST | Flash Flood Warning | HFO | Honolulu | 5 hr |
| Mar 6, 12:22 PM HST | Special Marine Warning | HFO | 39 min | |
| Mar 6, 1:15 PM HST | Special Marine Warning | HFO | 60 min |
Nearby
Flash Flood Warnings in Hawaii, 2012Every flash flood warning in 2012
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.