977 
WWHW70 PHFO 200413
NPWHFO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HONOLULU HI
613 PM HST MON DEC 19 2005

...STRONG WINDS AT HIGH ELEVATIONS ON THE BIG ISLAND...

.OVERVIEW...THE PRESSURE DIFFERENCE BETWEEN A LOW TO OUR NORTH AND
A RIDGE TO OUR SOUTHWEST IS PRODUCING STRONG WINDS OVER THE
SUMMITS OF MAUNA KEA AND MAUNA LOA.

HIZ028-201000-
/X.NEW.PHFO.HW.W.0002.051220T0413Z-051220T1000Z/
/X.NEW.PHFO.WI.Y.0006.051220T1000Z-051220T1800Z/
BIG ISLAND SUMMITS-
613 PM HST MON DEC 19 2005

...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT HST TONIGHT...
...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM HST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN HONOLULU HAS ISSUED A HIGH WIND
WARNING UNTIL MIDNIGHT HST TONIGHT. A WIND ADVISORY HAS ALSO BEEN
ISSUED. THIS WIND ADVISORY IS IN EFFECT FROM MIDNIGHT TONIGHT TO 8
AM HST TUESDAY.

WIND GAGES ON MAUNA KEA SHOW THAT WEST NORTHWEST WINDS ON THE BIG
ISLAND SUMMITS HAVE INCREASED TO 50 TO 55 MPH. WINDS ARE EXPECTED
TO GRADUALLY DECREASE...DROPPING BELOW THE WARNING THRESHOLD BY
MIDNIGHT AND BELOW THE ADVISORY THRESHOLD BY 8 AM.

A HIGH WIND WARNING MEANS WIND SPEEDS OF AT LEAST 45 MPH OR GUSTS
OF 60 MPH ARE OCCURRING.

A WIND ADVISORY MEANS THAT STRONG WINDS OF 30 MPH WITH FREQUENT
GUSTS ABOVE 50 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

$$