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2026 NOAA-NWS Western North Pacific Tropical Cyclone Outlook

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48° N Lon: 144.8° E Elev: 304 ft.

Mostly Cloudy

85°F

29°C

Humidity	80%
Wind Speed	NW 14 mph
Barometer	29.80 in (1008.3 mb)
Dewpoint	78°F (26°C)
Visibility	10.00 mi
Heat Index	97°F (36°C)
Last update	27 Aug 2:54 pm ChST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Guam

Rest Of Today

Partly sunny with scattered showers and isolated thunderstorms. Locally heavy showers possible. West winds 5 to 15 mph. Highs around 86. Chance of showers 50 percent.

Tonight

Partly cloudy with isolated showers for tinian and saipan. Mostly cloudy with scattered showers and isolated thunderstorms for guam and rota with locally heavy showers possible. Southwest winds 5 to 15 mph. Lows around 77. Chance of showers 40 percent.

Friday

Partly sunny with scattered showers and isolated thunderstorms. Locally heavy showers possible. West winds 10 to 15 mph. Highs around 86. Chance of showers 40 percent.

Friday Night And Saturday

Mostly cloudy. Isolated showers and thunderstorms. West winds 10 to 15 mph. Lows around 78. Highs around 86. Chance of showers 30 percent.

Saturday Night Through Wednesday

Mostly cloudy with a 40 percent chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Highs in the upper 80s.