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 >

Routine forecasts are issued for the Marianas and Micronesian Coastal Waters. The Marianas Coastal Waters are within 40 nautical miles of Guam, Rota, Tinian and Saipan. The Micronesian Coastal Waters are within 40 nautical miles of Koror Palau, Yap, Weno Chuuk, Pohnpei, Kosrae and Delap Majuro.

Routine Text Products

Analysis and Forecast Charts

Surf Forecast Criteria and Marine Definitions for WFO Guam Marine Forecasts

Coastal Waters Forecast for Marianas Waters of Guam, Saipan, Rota and Tinian

Coastal Waters Forecast for Eastern Micronesian Waters of Majuro, Kosrae and Pohnpei

Coastal Waters Forecast for Western Micronesian Waters of Chuuk, Yap and Koror - Palau

Surf Forecast for the Marianas Beaches and Reefs

Tide and Climate Report for Guam (Includes Sunrise/Sunset Information and Moon Phase)

Experimental Graphics for Marianas Waters	More Pacific Charts
Pacific Streamline Analysis (What's this?) (130E-110W,30S-30N)	tif Latest 00Z 06Z 12Z 18Z gif Latest 00Z 06Z 12Z 18Z Loop
North Pacific Surface Analysis (What's this?) (130E-110W,EQ-60N) From the Unified Surface Analysis	gif Latest 00Z 06Z 12Z 18Z Loop
Pacific Surface Forecast (What's this?) (130E-110W,30S-50N)	gif 00Z Charts 24 hr 48 hr 72 hr gif 12Z Charts 24 hr 48 hr 72 hr
Pacific Wind Wave Analysis and Forecasts	00Z Charts tif Analysis 24 hr 48 hr 72 hr gif Analysis 24 hr 48 hr 72 hr 12Z Charts tif Analysis 24 hr 48 hr 72 hr gif Analysis 24 hr 48 hr 72 hr
Pacific Sea Surface Temperature Analysis Satellite-derived (updated twice weekly) CPHC centric Sea Surface Temperature Analysis Loop Satellite-derived (updated twice a week, with loop of Monday data)	gif Symbols & Test Chart tif Symbols & Test Chart Marine Chart Loops

Local Tides via NOAA Tide & Currents

Marianas Surf Zone Reef Displays

Northern Marianas Islands:

Tanapag Harbor, Saipan

Saipan Harbor, Saipan

Apra Harbor, Guam

Federated States of Micronesia:

Chuuk

Weno (Moen) Island, Chuuk Lagoon

Tonowas (Dublon) Island, Chuuk Lagoon

Pohnpei

Pohnpei (From University of Hawaii Seas Level Center)

Yap

Yap (From University of Hawaii Seas Level Center)

Marshall Islands:

Kwajalein Atoll

Republic of Palau:

Malakal, Palau (From University of Hawaii Seas Level Center)

Guam Surf Zones

Rota Surf Zones

Tinian Surf Zones

Saipan Surf Zones

Other Links

Rip Current Safety

Guam Buoy Data (Ipan) located 3/4 miles offshore, east of Ipan Beach, Guam

Guam Buoy Data (Ritidian) located 4 miles offshore, northeast of Ritidian Point, Guam

Saipan Buoy Data (Tanapag) located 6 miles offshore, northwest of Tanapag, Saipan

Palau Buoy Data (Ngaraard) Located 1.7 miles offshore east of Ngaraard, Palau

Tide Tables for islands in the Pacific

KVM-70 Radio Fax Broadcast Schedule

Worldwide Radio Fax Broadcast Schedule

Ocean Modeling Branch

Beaufort Wind Scale

Global Sea Surface Temperatures

Waveheight Data

Mariner's Weather Log

Scatterometer Data

Sea Surface Temperatures: Satellite Derived

Public Forecast

Public Forecast

Marine Forecast

Marine Forecast

Radar

Radar

Satellite

Satellite

Area Forecast Discussion

Area Forecast Discussion

Active Tropical Cyclones

Active Tropical Cyclones

Palau Sector

Palau Sector

Yap Sector

Yap Sector

Marianas Sector

Marianas Sector

Chuuk Sector

Chuuk Sector

Pohnpei/Kosrae Sector

Pohnpei/Kosrae Sector

Marshall Islands Sector

Marshall Islands Sector

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