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 >

697
FZZS50 NSTU 190848
CWFPPG

Coastal Waters Forecast
National Weather Service Pago Pago AS
948 PM SST Tue Aug 18 2026

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

PSZ100-192115-
948 PM SST Tue Aug 18 2026

.Synopsis for American Samoa coastal waters...Trades strengthen
and seas become rough on Wednesday through the rest of the week.

$$

PSZ152-154>159-192115-
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-
948 PM SST Tue Aug 18 2026

...There are no warnings...

.REST OF TONIGHT...Southeast wind 5 to 15 knots. Seas 5 to 7
feet. Scattered showers.
.WEDNESDAY...Southeast wind 15 to 20 knots. Seas 7 to 9 feet
building to 9 to 12 feet in the afternoon. Scattered showers.
.WEDNESDAY NIGHT THROUGH SATURDAY...Southeast wind 15 to 25
knots. Seas 9 to 12 feet. Scattered showers.
.SUNDAY...East wind 15 to 25 knots. Seas 9 to 12 feet. Scattered
showers.

$$

The next scheduled forecast will be issued at 700 AM 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...O le a
malolosi le tuaoloa i le Aso Lulu seia oo i le faaiuga o le
vaiaso, ma o le a si`isi`i ma sousou ai le sami.

...E leai ni lapata`iga...

.PO O TOTOE...Savili mai saute i sasa`e 5 i le 15 note. Sami e 5
i le 7 futu. E ta`ape solo timu.
.ASO LULU...Savili mai saute i sasa`e 15 i le 20 note. Sami e 7 i
le 9 futu si`isi`i e 9 i le 12 futu i le aoauli. E ta`ape solo
timu.
.PO ASO LULU E OO I LE ASO TOONA`I...Savili mai saute i sasa`e 15
i le 25 note. Sami e 9 i le 12 futu. E ta`ape solo timu.
.ASO SA...Savili mai sasa`e 15 i le 25 note. Sami e 9 i le 12
futu. E ta`ape solo timu.

$$