National Weather Service United States Department of Commerce

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Tiyan, GU

Weather Forecast Office

Marianas

Weather.gov > Tiyan, GU > Marianas

There are no additional products and bulletins for Guam and the Marianas Islands.

Current Conditions

Surface Weather Observations at: Antonio B. Won Pat Guam Intl. Airport (PGUM) - AAFB (PGUA)

Surface Weather Observations at  Benjamin Taisacan Manglona Rota Intl. (PGRO)

Surface Weather Observations at Francisco Manglona Borja Tinian Intl. (PGWT)

Surface Weather Observations at Francisco C. Ada Saipan Intl. (PGSN)

Rawinsonde Observation Mandatory Levels   Issued: 04/17/2026 02:01:20 AM UTC

Rawinsonde Observation Significant Levels   Issued: 04/17/2026 02:01:20 AM UTC

Rawinsonde Data Above 100 Millibars   Issued: 04/17/2026 02:00:17 AM UTC

Freezing Level Data (RADAT)   Issued: 04/17/2026 02:00:17 AM UTC

Tropical Weather Discussion   Issued: 04/16/2026 03:34:00 PM UTC

Regional Weather Roundup   Issued: 04/17/2026 12:00:00 PM UTC

 

Aviation Products

PGUM METAR - PGUA METAR - PGRO METAR - PGWT METAR - PGSN METAR

Guam  Terminal Aerodrome Forecast   Issued: 04/17/2026 07:40:45 AM UTC

Rota  Terminal Aerodrome Forecast   Issued: 04/17/2026 07:40:45 AM UTC

Tinian  Terminal Aerodrome Forecast   Issued: 04/17/2026 07:40:45 AM UTC

Saipan  Terminal Aerodrome Forecast   Issued: 04/17/2026 07:40:45 AM UTC

 

Public & Marine Products

Zone Forecast Product   Issued: 04/17/2026 08:03:00 AM UTC

Coastal Waters Forecast   Issued: 04/17/2026 08:04:00 AM UTC

Surf Forecast   Issued: 04/17/2026 08:05:00 AM UTC

Tides: Apra Harbor Guam - Tanapag Harbor, Sapian

NOAA Tides and Currents Map Tool

 

Satellite

Click here for satellite loop

 

Radar

 

_______________________________________________________________________

National Weather Service
Guam Weather Forecast Office
3232 Hueneme Road Barrigada, Guam 96913
Phone Number: (671)472-0900
Recorded Forecast: Dial 211

Follow us on X  Follow us on X
Follow us on Facebook  Follow us on Facebook
GUM RSS Feed  GUM RSS Feed

Hazards
Tropical Cyclones
Active Watches and Warnings
Drought

Current Conditions
Observations
Satellites (Himawari-9)
Guam Radar (Standard)

Forecasts
Public
Marine
Aviation
Surf Forecast
Local Graphics
ENSO
Fire Weather
Drought

Micronesia
Palau
Chuuk
Yap
Majuro
Pohnpei / Kosrae

Safety
Weather Radio
Storm Ready
EMWIN
Rip Currents
Boating Safety
Brochures
Brochures (Local)

Miscellaneous
About WFO Guam
NWS Product Listing
Archive

Past Weather
Tropical Cyclone Reports