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2026 NOAA-NWS Western North Pacific Tropical Cyclone Outlook

Current conditions at

Guam International Airport (PGUM)

Lat: 13.48°NLon: 144.8°EElev: 304ft.

Rain

79°F

26°C

Humidity	88%
Wind Speed	SE 6 mph
Barometer	29.89 in (1009.1 mb)
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	16 Aug 9:54 pm ChST

More Information:

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

Extended Forecast for

2 Miles SSW Inarajan GU

Tonight
Low: 76 °F
Scattered
Showers
Monday
High: 86 °F
Scattered
Showers
Monday Night
Low: 77 °F
Scattered
Showers
Tuesday
High: 87 °F
Scattered
Showers
Tuesday Night
Low: 76 °F
Chance
Showers
Wednesday
High: 87 °F
Chance
Showers
Wednesday Night
Low: 77 °F
Chance
Showers
Thursday
High: 87 °F
Chance
Showers
Thursday Night
Low: 77 °F
Chance
Showers

Detailed Forecast

Tonight

Scattered showers and thunderstorms. Cloudy, with a low around 76. Southwest wind around 9 mph. Chance of precipitation is 40%.

Monday

Scattered showers and thunderstorms. Partly sunny, with a high near 86. West southwest wind 7 to 10 mph. Chance of precipitation is 40%.

Monday Night

Scattered showers and thunderstorms. Mostly cloudy, with a low around 77. West northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

Tuesday

Scattered showers and thunderstorms. Partly sunny, with a high near 87. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 40%.

Tuesday Night

A 30 percent chance of showers. Mostly cloudy, with a low around 76. North wind around 7 mph.

Wednesday

A 30 percent chance of showers. Partly sunny, with a high near 87.

Wednesday Night

A 30 percent chance of showers. Mostly cloudy, with a low around 77.

Thursday

A chance of showers. Partly sunny, with a high near 87.

Thursday Night

A chance of showers. Mostly cloudy, with a low around 77.

Friday

A chance of showers. Mostly sunny, with a high near 88.