Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

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FZZS50 NSTU 220126
CWFPPG

Coastal Waters Forecast
National Weather Service Pago Pago AS
226 PM SST Fri Aug 21 2026

American Samoa coastal waters out to 40 nautical miles including
National Marine Sanctuary of American Samoa

PSZ100-221430-
226 PM SST Fri Aug 21 2026

.Synopsis for American Samoa coastal waters...A high pressure
system centered over New Zealand will continue to produce trade
winds for the Islands through early next week. A trough will
develop near the islands by midweek.

$$

PSZ152-154>159-221430-
Swains Island-Pago Pago Harbor-
Northern Coastal waters of Tutuila and Aunuu-
Southern Coastal waters of Tutuila and Aunuu-
Northern Coastal waters of Manua-Southern Coastal waters of Manua-
Coastal waters of Rose Atoll-
226 PM SST Fri Aug 21 2026

...Small Craft Advisory remains in effect...

.TONIGHT...Southeast wind 15 to 20 knots. Seas 8 to 10 feet.
Scattered showers.
.SATURDAY THROUGH TUESDAY...Southeast wind 15 to 20 knots. Seas 9
to 12 feet. Scattered showers.
.WEDNESDAY...East wind 15 to 20 knots. Seas 8 to 10 feet. Numerous
showers.

$$

The next scheduled forecast will be issued at 1000 PM SST.
For the other forecasts and model data go to our web page
http://www.weather.gov/ppg

&&

.VAAIGA LAUTELE O LE TAU MO GATAIFALE O AMERIKA SAMOA...E agi le
tuaoloa e oo atu i le vaiaso fou. E iai vaega louloua o le tau o
le a faatupulaia e lata i le atunu`u i le ogatotonu o le vaiaso.

...O loo faaauau Fautuaga mo Vaa Laiti...

.PO NANEI...Savili mai saute i sasa`e 15 i le 20 note. Sami e 8 i
le 10 futu. E ta`ape solo timu.
.ASO TOONA`I E OO I LE ASO LUA...Savili mai saute i sasa`e 15 i le 20
note. Sami e 9 i le 12 futu. E ta`ape solo timu.
.ASO LULU...Savili mai sasa`e 15 i le 20 note. Sami e 8 i le 10
futu. E toulu timuga.

$$