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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.

Overcast

81°F

27°C

Humidity	85%
Wind Speed	SE 6 mph
Barometer	29.88 in (1011.2 mb)
Dewpoint	76°F (24°C)
Visibility	10.00 mi
Heat Index	87°F (31°C)
Last update	25 Sep 11:54 am ChST

More Information:

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

Detailed forecast for

Guam

Today

Partly sunny. Scattered showers and isolated thunderstorms. Light and variable winds. Highs around 86. Chance of showers 30 percent.

Tonight

Mostly cloudy with scattered showers and isolated thunderstorms. Light and variable winds. Lows around 77. Chance of showers 30 percent.

Saturday And Saturday Night

Mostly cloudy with scattered showers in the afternoon. Otherwise, partly cloudy with isolated showers. light and variable winds. Highs around 86. Lows around 78. Chance of showers 20 percent.

Sunday

Mostly cloudy with a 30 percent chance of showers in the afternoon. Otherwise, partly cloudy with a 20 percent chance of showers. Light and variable winds. Highs around 86.

Sunday Night Through Tuesday

Mostly cloudy with a 30 percent chance of showers in the afternoons. Otherwise, partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the mid 80s.

Tuesday Night Through Thursday

Partly cloudy with a 20 percent chance of showers. Lows in the upper 70s. Highs in the mid 80s.