Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

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Coastal Waters Forecast
National Weather Service Pago Pago AS
913 PM SST Sat Jul 4 2026

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

PSZ100-052115-
913 PM SST Sat Jul 4 2026

.Synopsis for American Samoa coastal waters...A trough will remain
north of the islands through at least Tuesday. This trough is
forecast to move across the forecast area by at least Tuesday
night. Another south-southwest swell is forecast to reach coastal
areas by midweek.

$$

PSZ152-154>159-052115-
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-
913 PM SST Sat Jul 4 2026

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

.REST OF TONIGHT...South wind 10 to 15 knots with higher gusts
turning southeast. Seas 6 to 8 feet. Scattered showers.
.SUNDAY THROUGH MONDAY NIGHT...Southeast wind 10 to 15 knots.
Seas 5 to 7 feet. Scattered showers.
.TUESDAY THROUGH THURSDAY...Variable winds up to 10 knots. Seas
building to 6 to 8 feet Wednesday. Numerous 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
tumau pea uiga louloua o le tau i matu o le atunu`u. O nei uiga
louloua o le tau o le a toe aga`i mai i luga o le atunu`u i le
afiafi o le Aso Lua. O auma mai saute ma saute i sisifo e ono
aafia ai gataifale o Amerika Samoa i le ogatotonu o le vaiaso.

...O loo tumau pea le Fautuaga mo va`a laiti...

.PO O TOTOE...Savili mai saute faasolo ina saute i sasa`e 10 i le
15 note ma e agi faata`uta`u i taimi. Sami e 6 i le 8 futu. E
taape solo timu.
.ASO SA E OO I LE PO ASO GAFUA...Savili mai saute i sasa`e 10 i le
15 note. Sami e 5 i le 7 futu. E taape solo timu.
.ASO LUA E OO I LE ASO TOFI...Savili e agi le lautasi e oo atu i
le 10 note. Sami e siisiii i le 6 i le 8 futu. E toulu timuga.

$$