Expires:202601050715;;773913
FPHW50 PHFO 041334
ZFPHFO

Zone Forecast Product for Hawaii
National Weather Service Honolulu HI
334 AM HST Sun Jan 4 2026


HIZ028-050715-
Big Island Summits-
Including Mauna Loa and Mauna Kea Above 8000 feet
334 AM HST Sun Jan 4 2026

...WINTER STORM WARNING IN EFFECT UNTIL 6 AM HST TUESDAY...
...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH LATE
MONDAY NIGHT...

.TODAY...Numerous rain showers with possible snow showers,
thunderstorms and freezing rain in the morning, then rain showers
with possible snow showers, thunderstorms and freezing rain in
the afternoon. Locally heavy rainfall possible. Snow accumulation
up to 2 inches. Highs around 54 at the visitor information
station to around 40 near the summits. South winds up to 15 mph.
Chance of precipitation near 100 percent. 
.TONIGHT...Cloudy and breezy. Rain showers with possible snow
showers, thunderstorms and freezing rain in the evening, then
numerous rain showers, snow showers and slight chance of light
freezing rain after midnight. Snow accumulation up to 2 inches.
Lows around 43 at the visitor information station to around
30 near the summits. Southeast winds up to 20 mph. Chance of
precipitation 90 percent. 
.MONDAY...Very strong winds. Numerous rain showers, snow showers
and slight chance of light freezing rain in the morning, then
rain showers with possible snow showers, thunderstorms and
freezing rain in the afternoon. Locally heavy rainfall possible
in the afternoon. Snow accumulation up to 2 inches. Highs around
55 at the visitor information station to around 39 near the
summits. Southeast winds up to 40 mph with gusts to 60 mph
increasing to 15 to 50 mph with gusts to 75 mph in the afternoon.
Chance of precipitation near 100 percent. 
.MONDAY NIGHT...Very strong winds. Cloudy with numerous rain
showers with possible snow showers, thunderstorms and freezing
rain. Locally heavy rainfall possible in the evening. Snow
accumulation up to 1 inch. Lows 31 to 49. Southeast winds 15 to
50 mph with gusts to 75 mph decreasing to 10 to 35 mph with gusts
to 55 mph after midnight. Chance of precipitation 70 percent. 
.TUESDAY...Mostly cloudy. Breezy. Scattered rain showers, light
snow showers and slight chance of thunderstorms in the morning,
then scattered light snow showers with possible rain showers or
thunderstorms in the afternoon. Locally heavy rainfall possible
in the afternoon. Snow accumulation up to 1 inch. Highs 43 to 57.
East winds 10 to 25 mph. Chance of precipitation 70 percent. 
.TUESDAY NIGHT...Mostly cloudy. Numerous rain showers with
possible snow showers and thunderstorms in the evening, then
scattered rain showers and light snow showers after midnight.
Locally heavy rainfall possible in the evening. Lows 31 to 49.
Southeast winds 10 to 15 mph shifting to the east after midnight.
Chance of precipitation 70 percent. 
.WEDNESDAY...Mostly cloudy with scattered rain showers and light
snow showers. Highs 44 to 59. Southeast winds up to 10 mph.
Chance of precipitation 50 percent. 
.WEDNESDAY NIGHT...Cloudy and breezy. Scattered rain showers and
light snow showers in the evening, then scattered light snow
showers and isolated rain showers after midnight. Lows 33 to 50.
Southeast winds up to 20 mph. Chance of precipitation 50 percent.
.THURSDAY...Mostly cloudy. Isolated rain showers and snow showers
in the morning, then scattered rain showers and snow showers in
the afternoon. Highs 44 to 60. Southeast winds up to 15 mph.
Chance of precipitation 50 percent. 
.THURSDAY NIGHT...Mostly cloudy with scattered rain showers and
snow showers in the evening, then partly cloudy with isolated
rain showers and snow showers after midnight. Lows 34 to 49.
Southeast winds up to 10 mph in the evening becoming light.
Chance of precipitation 40 percent. 
.FRIDAY...Mostly sunny with isolated rain showers in the morning,
then partly sunny with isolated rain showers and snow showers in
the afternoon. Highs 44 to 62. Light winds. Chance of
precipitation 20 percent. 
.FRIDAY NIGHT...Partly cloudy. Isolated rain showers and snow
showers in the evening. Lows 34 to 49. South winds up to 10 mph
shifting to the southwest after midnight. Chance of precipitation
20 percent. 
.SATURDAY...Partly sunny with isolated rain showers and snow
showers in the morning, then mostly sunny in the afternoon. Highs
49 to 63. Southwest winds up to 15 mph. Chance of precipitation
20 percent. 

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