Marine Weather for PM 154

Forecast as of 8:51 PM CHST on October 21, 2019
Typhoon warning in effect
Tinian Coastal Waters-Saipan Coastal Waters-
Tonight
North tropical storm force wind 40 to 55 kt with gusts to 65 kt becoming west after midnight, except for typhoon force winds in far northeastern Saipan waters. Combined seas 14 to 16 ft building to 22 to 24 ft. Heavy showers and isolated thunderstorms.
Tuesday
Southwest wind 25 to 35 kt with gusts to 45 kt in the morning, decreasing to 15 to 20 kt in the afternoon. Wind waves 5 to 8 ft. Northwest swell 12 to 14 ft decreasing to between 8 and 10 ft in the afternoon. Numerous showers and isolated thunderstorms early, diminishing through the day.
Tuesday Night
South wind 10 to 15 kt. Wind waves 2 to 3 ft. Northwest swell 5 to 7 ft.
Wednesday
Southeast wind 5 kt. Wind waves 2 ft or less. Northwest swell 3 to 5 ft.
Wednesday Night
East wind 5 to 15 kt. Wind waves 1 to 3 ft. East swell 3 to 5 ft.
Thursday
East wind 10 to 15 kt. Wind waves 2 to 3 ft. Northeast swell 3 to 5 ft. Isolated thunderstorms.
Friday
East wind 10 to 15 kt. Wind waves 2 to 3 ft. Northeast swell 4 to 6 ft. Isolated thunderstorms.
Saturday
East wind 5 to 15 kt. Wind waves 2 ft or less. Northeast swell 4 to 6 ft. Isolated thunderstorms.

Watches & Warnings

There are currently no watches in effect.

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Guam and the Marianas Islands

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Coastal Water Temperatures

Place Temperature
No Stations Reporting

Open Sea Buoy Information

Place ID Sea Temp Wave Height
Ipan, Guam 52200 84 °F 4.27 ft
Click the Station ID for daily observations and history.

Tide Information

Date Time Tide Type Height
Saipan Harbor, Saipan Island, Marianas:  
2019-12-10 07:01 AM ChST High Tide 1.71
2019-12-10 12:22 PM ChST Low Tide 1.01
2019-12-10 05:47 PM ChST High Tide 1.93
2019-12-11 01:01 AM ChST Low Tide -0.19
2019-12-11 07:47 AM ChST High Tide 1.82
2019-12-11 01:09 PM ChST Low Tide 1.08
Tanapag Harbor, Saipan Island, Marianas:  
2019-12-10 07:23 AM ChST High Tide 1.88
2019-12-10 11:59 AM ChST Low Tide 1.25
2019-12-10 05:45 PM ChST High Tide 2.17
2019-12-11 12:54 AM ChST Low Tide -0.09
2019-12-11 08:07 AM ChST High Tide 2.02
2019-12-11 12:48 PM ChST Low Tide 1.37
Tinian Island, Marianas:  
2019-12-10 06:57 AM ChST High Tide 1.58
2019-12-10 11:52 AM ChST Low Tide 0.41
2019-12-10 05:43 PM ChST High Tide 1.79
2019-12-11 12:31 AM ChST Low Tide -0.08
2019-12-11 07:43 AM ChST High Tide 1.68
2019-12-11 12:39 PM ChST Low Tide 0.44