550 
WWHW40 PHFO 130127
WSWHFO

URGENT - WINTER WEATHER MESSAGE
National Weather Service Honolulu HI
327 PM HST Mon Mar 12 2018

...Winter Weather Advisory for Big Island Summits above 13000 feet...

.An upper trough west of the state will funnel deep layered clouds
across the Big Island over the next several days. As temperatures
fall below freezing at the summit level, rain will transition to
snow and bring moderate accumulations on roads that will make
travel to the top of Mauna Kea and Mauna Loa hazardous through
Tuesday morning. Strong southwest winds at the summits will blow
snow around.

HIZ028-131430-
/O.NEW.PHFO.WW.Y.0008.180313T0127Z-180313T2000Z/
Big Island Summits-
327 PM HST Mon Mar 12 2018

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM HST TUESDAY...

* WHAT...Rain in the early evening switching to snow tonight into
  Tuesday morning at the summits of Mauna Kea and Mauna Loa. Snow
  accumulation of 1 inch is expected.

* WHERE...Big Island Summits above 13000 feet.

* WHEN...Until 10 AM Tuesday.

* ADDITIONAL DETAILS...Strong southwest winds will blow snow
  around. Along with overcast clouds and fog, visibilities may be
  significantly reduced at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Winter Weather Advisory means that periods of rain and snow 
will cause travel difficulties. Be prepared for slippery roads and
limited visibilities and use caution while driving.

$$

Foster