Alert archive / Hawaii / Wind Advisories in 2012
Wind Advisory 21, NWS Honolulu, HI
NWS Honolulu, HI issued this wind advisory at May 5, 2012, 12:14 AM HST for Kalawao County, Hawaii. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- May 5, 2012, 12:14 AM HST (10:14 UTC)
- Expired
- May 5, 2012, 9:25 AM HST
- In force
- 9 hr
- Issued by
- NWS Honolulu, HI
County Kalawao County, HI
The radar
The Molokai radar (PHMO), 24 km from the middle of the area, began a volume at 10:14 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
Hilo, (PITO), launched 00:00Z, 10.2 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.
- Mixed-layer CAPE
- 58 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 782 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
807 WWHW70 PHFO 051014 NPWHFO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 1214 AM HST SAT MAY 5 2012 ...STRONG WINDS OVER HALEAKALA SUMMIT THIS MORNING... .WINDS ARE STRONG AND GUSTY OVER THE SUMMIT THIS MORNING. THE WINDS ARE EXPECTED TO DIMINISH TO BELOW ADVISORY LEVEL BY NOON TODAY. HIZ022-052000- /O.NEW.PHFO.WI.Y.0021.120505T1014Z-120505T2000Z/ HALEAKALA SUMMIT- INCLUDING THE CITY OF...HALEAKALA NATIONAL PARK ABOVE 6000 FEET 1214 AM HST SAT MAY 5 2012 ...WIND ADVISORY IN EFFECT UNTIL 10 AM HST THIS MORNING... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM HST THIS MORNING. * WINDS...EAST 25 TO 35 MPH WITH GUSTS UP TO 45 MPH. * TIMING...WINDS ARE EXPECTED TO SUBSIDE TO BELOW ADVISORY LEVEL BY 10 AM HST. * IMPACTS...WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF AT LEAST 30 MPH...WITH GUSTS TO 45 MPH...ARE EXPECTED. MOTORISTS SHOULD USE EXTRA CAUTION. && $$ LAU
2 follow-up statements
234 WWHW70 PHFO 051324 NPWHFO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 324 AM HST SAT MAY 5 2012 ...STRONG WINDS OVER HALEAKALA SUMMIT THIS MORNING... .WINDS ARE STRONG AND GUSTY OVER THE SUMMIT THIS MORNING. THE WINDS ARE EXPECTED TO DIMINISH TO BELOW ADVISORY LEVEL BY NOON TODAY. HIZ022-052000- /O.CON.PHFO.WI.Y.0021.000000T0000Z-120505T2000Z/ HALEAKALA SUMMIT- INCLUDING THE CITY OF...HALEAKALA NATIONAL PARK ABOVE 6000 FEET 324 AM HST SAT MAY 5 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM HST THIS MORNING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM HST THIS MORNING. * WINDS...EAST 25 TO 35 MPH WITH GUSTS UP TO 45 MPH. * TIMING...WINDS ARE EXPECTED TO SUBSIDE TO BELOW ADVISORY LEVEL BY 10 AM HST TODAY. * IMPACTS...WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF AT LEAST 30 MPH...WITH GUSTS TO 45 MPH...ARE EXPECTED. MOTORISTS SHOULD USE EXTRA CAUTION. && $$ LAU
748 WWHW70 PHFO 051925 NPWHFO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE HONOLULU HI 925 AM HST SAT MAY 5 2012 HIZ022-052030- /O.CAN.PHFO.WI.Y.0021.000000T0000Z-120505T2000Z/ HALEAKALA SUMMIT- INCLUDING THE CITY OF...HALEAKALA NATIONAL PARK ABOVE 6000 FEET 925 AM HST SAT MAY 5 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN HONOLULU HAS CANCELLED THE WIND ADVISORY. WINDS HAVE DROPPED BELOW ADVISORY LEVELS. $$
Nearby
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.