textproduct: WSO Pago Pago
This forecast discussion was created in the public domain by the National Weather Service. It can be found in its original form here.
Long term
The aforementioned trough is finally anticipated to move over the islands by late Friday and remain through early next week. A low is anticipated to develop well to the south of American Samoa late this weekend and into early next week. Even though this low will not directly impact American Samoa, it may bring additional moisture from the north and west of the territory over the islands. The risk of showers increase as the trough strengthens. If rainfall occurs, it may be heavy enough to produce ponding on roadways but it is not anticipated to be heavy enough to cause flash flooding the first half of the weekend. However, we will monitor the track and strength of the trough as the weather pattern develops throughout this week to see if conditions would warrant a Flood Watch. Otherwise, more clouds than sun are forecast during the day and temperatures are to remain around average.
We are approaching the last day of hurricane season for American Samoa. We are not anticipating any development near American Samoa for the rest of the season.
Marine
East/southeasterly winds continued to decrease this morning and early afternoon as it became a gentle breeze. Therefore, wind driven seas have eased with only a weak southerly swell moving through the American Samoa coastal waters. Seas around 5 to 6 feet are anticipated through the weekend. The easterly breeze continues to slowly decrease to become light and variable on Friday and Saturday. Conditions are forecast to be below the Small Craft and High Surf Advisory levels through the weekend.
PPG WATCHES/WARNINGS/ADVISORIES
NONE
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