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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.

Light Rain

85°F

29°C

Humidity	82%
Wind Speed	E 9 mph
Barometer	29.84 in (1009.5 mb)
Dewpoint	79°F (26°C)
Visibility	9.00 mi
Heat Index	98°F (37°C)
Last update	10 Sep 9:54 am ChST

More Information:

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

Detailed forecast for

Guam

Today

Partly sunny. Isolated showers in the morning, then scattered showers and isolated thunderstorms in the afternoon. Northeast winds 10 to 15 mph. Highs around 88. Chance of showers 40 percent.

Tonight

Partly cloudy with isolated showers. Northeast winds around 10 mph in the evening becoming light. Lows around 77. Chance of showers 20 percent.

Friday

Partly cloudy in the morning then becoming partly sunny. Isolated showers, except scattered afternoon island effect showers for guam. Light and variable winds. Highs around 89. Chance of showers 20 percent, except 30 percent for guam.

Friday Night

Partly cloudy with isolated showers. Light and variable winds. Lows around 78. Chance of showers 20 percent.

Saturday

Partly cloudy with isolated light showers, except mostly cloudy with scattered island effect showers in the afternoon for guam. Light and variable winds. Highs around 88. Chance of showers 20 percent, except 30 percent for guam.

Saturday Night Through Tuesday

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

Tuesday Night And Wednesday

Mostly cloudy with a 30 percent chance of showers and isolated thunderstorms. Lows in the upper 70s. highs in the mid 80s.