Locally Heavy Rainfall Possible Over the Four Corners; Critical Fire Weather Conditions in the Great Basin

Monsoon moisture will result in locally heavy showers and thunderstorms over the Four Corners region, which could lead to flash flooding. While, critical fire weather threats are expected for much of the Great Basin, from dry and windy conditions. Finally, Tropical Cyclone Humberto remains well offshore of the Southeast, but rip currents and heavy surf are expected from Florida to the Carolinas.
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For More Weather Information:

Tiyan, GU Local Forecast Office

Agana GU

Marine Point Forecast

[NOTICE]
  • Today

    Showers

    WSW 19kt
    < 1ft

    High: 85 °F

  • Tonight

    Scattered Showers

    SW 15kt
    < 1ft

    Low: 77 °F

  • Tuesday

    Scattered Showers

    SW 8kt
    < 1ft

    High: 86 °F

  • Tuesday
    Night

    Scattered Showers

    WSW 6ktWinds Decreasing
    < 1ft

    Low: 78 °F

  • Wednesday

    Scattered Showers

    Winds IncreasingNNW 12kt
    < 1ft

    High: 86 °F

  • Wednesday
    Night

    Scattered Showers

    N 11kt
    < 1ft

    Low: 78 °F

  • Thursday

    Partly Sunny

    N 8kt
    < 1ft

    High: 88 °F

  • Thursday
    Night

    Mostly Cloudy

    NNE 8ktWinds Decreasing
    < 1ft

    Low: 78 °F

  • Friday

    Partly Sunny

    ESE 6kt
    < 1ft

    High: 88 °F


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:17 am ChST Sep 16, 2019
Forecast Valid: 7am ChST Sep 16, 2019-6pm ChST Sep 22, 2019

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Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

Synopsis: PMZ150-160930- 510 AM ChST Mon Sep 16 2019 .Synopsis for Marianas Waters...As Tropical Storm Peipah (17W) moves quickly northwest away from the Marianas, rain and gusty southwest winds will subside this morning and give way to scattered showers and isolated thunderstorms by afternoon. Combined seas of 9 to 12 feet will subside to 7 to 9 feet tonight, and 6 to 8 feet Tuesday. Meanwhile, scattered showers and isolated thunderstorms are expected through Wednesday as a weak trough persists across the region. $$

Today
WSW wind 16 to 19 kt. Occasional showers, with thunderstorms also possible after noon. Waves 1 ft or less.
Tonight
SW wind 5 to 15 kt. Scattered showers and thunderstorms. Waves 1 ft or less.
Tuesday
SW wind 5 to 8 kt. Scattered showers and thunderstorms. Waves 1 ft or less.
Tuesday Night
WSW wind around 6 kt becoming variable and less than 5 kt in the evening. Scattered showers and thunderstorms. Waves 1 ft or less.
Wednesday
Variable winds less than 5 kt becoming NNW 7 to 12 kt in the morning. Scattered showers and thunderstorms. Waves 1 ft or less.
Wednesday Night
N wind 6 to 11 kt. Scattered showers and thunderstorms. Waves 1 ft or less.
Thursday
N wind 6 to 8 kt. Partly sunny. Waves 1 ft or less.
Thursday Night
NNE wind 5 to 8 kt becoming variable and less than 5 kt. Mostly cloudy. Waves 1 ft or less.
Friday
ESE wind around 6 kt. Partly sunny. Waves 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 13.47°N 144.74°E
Last Update: 5:17 am ChST Sep 16, 2019
Forecast Valid: 7am ChST Sep 16, 2019-6pm ChST Sep 22, 2019
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