Severe Weather and Heavy Rainfall Potential for the Plains; Coastal Low Across the mid-Atlantic

An upper trough and frontal boundary will focus showers and thunderstorms across portions of the Plains through early Monday; A few severe thunderstorms along with heavy rainfall are expected. Meanwhile, low pressure off the Southeast Coast will bring inclement weather across the mid-Atlantic coast through Monday. This system is forecast to meander off the coast then track inland early this week. Read More >

150
FZZS50 NSTU 180906
CWFPPG

Coastal Waters Forecast
National Weather Service Pago Pago AS
1006 PM SST Wed Sep 17 2025

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

PSZ100-182215-
1006 PM SST Wed Sep 17 2025

.Synopsis for American Samoa coastal waters...A trough will remain
over the area through tonight. Strong winds will maintain high
and rough seas through at least Thursday.

$$

PSZ152-154>159-182215-
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-
1006 PM SST Wed Sep 17 2025

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

.REST OF TONIGHT...Southeast wind 30 knots, easing to 20 knots
after midnight. Seas 14 to 16 feet. Widespread rain in the
evening, then numerous showers after midnight.
.THURSDAY...Southeast wind 10 to 15 knots. Seas 12 to 14 feet.
Scattered showers.
.THURSDAY NIGHT...South wind 10 to 15 knots. Seas 9 to 12 feet.
Scattered showers.
.FRIDAY AND FRIDAY NIGHT...Southeast wind 10 to 15 knots. Seas 7
to 9 feet. Isolated showers.
.SATURDAY AND SATURDAY NIGHT...Southeast wind 15 to 20 knots.
Seas 7 to 9 feet. Isolated showers.
.SUNDAY...Southeast wind 15 to 20 knots. Seas 7 to 9 feet.
Scattered showers.
.MONDAY...East wind 20 to 25 knots. Seas 7 to 9 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 uiga
louloua o le tau o le tumau e oo i le po nanei. O savili malolosi
o le a fa`atumauina ai le maualuga ma le sou o le sami e oo i le
Aso Tofi.

...O loo faaauau Fautuaga mo Va`a Laiti...

.PO O TOTOE...Savili mai saute i sasa`e 30 note, fa`aitiitia i le
20 note i le vaeluaga o le po. Sami e 14 i le 16 futu. E tetele
timuga fa`aosolo ina toulu timuga i le te`a o le vaeluaga o le po.
.ASO TOFI...Savili mai saute i sasa`e 10 i le 15 note. Sami e 12
i le 14 futu. E ta`ape solo timu.
.PO ASO TOFI...Savili mai saute 10 i le 15 note. Sami e 9 i le 12
futu. E ta`ape solo timu.
.ASO FARAILE MA LE PO ASO FARAILE...Savili mai saute i sasa`e 10 i
le 15 note. Sami e 7 i le 9 futu. E ta`ape nai timu.
.ASO TOONA`I MA LE PO ASO TOONA`I...Savili mai saute i sasa`e 15 i
le 20 note. Sami e 7 i le 9 futu. E ta`ape nai timu.
.ASO SA...Savili mai saute i sasa`e 15 i le 20 note. Sami e 7 i
le 9 futu. E ta`ape solo timu.
.ASO GAFUA...Savili mai sasa`e 20 i le 25 note. Sami e 7 i le 9
futu. E ta`ape solo timu.

$$