Zone Forecast Product
Issued by NWS Tiyan, Guam

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984
FPMY50 PGUM 200556 CCA
ZFPGUM

Zone Forecast for Guam and the Northern Marianas...CORRECTED
National Weather Service Tiyan GU
356 PM ChST Thu Nov 20 2025

GUZ001-MPZ001>003-202100-
Guam-Rota-Tinian-Saipan-
356 PM ChST Thu Nov 20 2025

CORRECTED GUSTS FOR FRIDAY

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE MONDAY NIGHT
ALONG EAST FACING REEFS...

.TONIGHT...Mostly cloudy with scattered showers. East winds 15 to 20
mph with gusts to 30 mph through the evening. Lows around 77. Chance
of showers 40 percent.
.FRIDAY...Partly cloudy with isolated showers and thunderstorms.
East winds 15 to 20 mph with gusts to 30 mph. Highs around 86.
Chance of showers 20 percent.
.FRIDAY NIGHT...Mostly cloudy with scattered showers and isolated
thunderstorms. East winds 15 to 20 mph with gusts to 30 mph through
the evening. Lows around 77. Chance of showers 30 percent for Guam,
chance of showers 20 percent for CNMI.
.SATURDAY...Partly sunny with scattered showers and isolated
thunderstorms. East winds 15 to 20 mph. Highs around 86. Chance of
showers 30 percent.
.SATURDAY NIGHT...Mostly cloudy with scattered showers. East winds
15 to 20 mph. Lows around 79. Chance of showers 30 percent.
.SUNDAY...Partly sunny with isolated showers. East winds 15 to 20
mph. Highs around 86. Chance of showers 20 percent.
.SUNDAY NIGHT THROUGH THANKSGIVING DAY...Partly cloudy with a 20
percent chance of showers. Lows in the upper 70s. Highs in the upper
80s.

$$