366 
FZPN28 KNHC 122142
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
242 PM PDT Mon Oct 12 2020

Offshore Waters Forecast for the E Pacific within 250 nm of
Central America, Colombia, and within 750 nm of Ecuador

Seas given as significant wave height, which is the average
height of the highest 1/3 of the waves. Individual waves may be
more than twice the significant wave height.

PMZ101-130945-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
242 PM PDT Mon Oct 12 2020

.SYNOPSIS...Moderate southwesterly winds are expected S of the
monsoon trough while mainly light to gentle winds are expected N
of it. These winds will persist over the next several days.
Mainly moderate long period southerly swell will prevail,
building slightly E of 85W into Tue. 

$$

PMZ111-130945-
Guatemala and El Salvador to 250 nm offshore-
242 PM PDT Mon Oct 12 2020

.TONIGHT...Variable winds less than 5 kt. Seas 3 to 5 ft. Period
15 seconds. 
.TUE...NW to N winds 10 kt. Seas 3 to 5 ft. Period 17 seconds.
Scattered showers and isolated tstms.
.TUE NIGHT...NW winds 10 kt. Seas 3 to 5 ft. Period 16 seconds.
Scattered showers and isolated tstms.
.WED...NE to E winds 10 kt, shifting to SW in the afternoon.
Seas 4 to 6 ft. Period 16 seconds. Scattered showers and
isolated tstms. 
.WED NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft. Period
16 seconds. 
.THU...Variable winds less than 5 kt. Seas 4 to 6 ft. Period
16 seconds. 
.THU NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft.
Period 17 seconds. 
.FRI...Variable winds less than 5 kt. Seas 3 to 5 ft. Period
17 seconds. 
.FRI NIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft.
Period 16 seconds. 
.SAT...E winds 10 kt. Seas 6 to 9 ft. Period 16 seconds. 
.SAT NIGHT...E to SE winds 10 kt in the evening, becoming
variable less than 5 kt. Seas 6 to 9 ft. Period 15 seconds. 

$$

PMZ113-130945-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
242 PM PDT Mon Oct 12 2020

.TONIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. Period
16 seconds. Scattered showers and isolated tstms.
.TUE...Offshore Gulf of Papagayo, NE to E winds 10 to 15 kt in
the morning, becoming variable less than 5 kt. Elsewhere, SW to
W winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds.
Scattered showers and isolated tstms. 
.TUE NIGHT...Offshore Gulf of Papagayo, variable winds less than
5 kt, becoming N to NE 10 kt late. Elsewhere, W to NW
winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. Scattered
showers and isolated tstms.
.WED...N winds 10 kt, shifting to W to NW in the afternoon. Seas
3 to 5 ft. Period 15 seconds. 
.WED NIGHT...W winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. 
.THU...NW winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. 
.THU NIGHT...W to NW winds 10 kt. Seas 3 to 5 ft. Period
17 seconds. 
.FRI...N winds 10 kt, shifting to S in the afternoon. Seas 3 to
5 ft. Period 17 seconds. 
.FRI NIGHT...Offshore Gulf of Papagayo, SE winds 10 kt in the
evening, becoming variable less than 5 kt. Elsewhere, S to SW
winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.SAT...NW winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.SAT NIGHT...NE winds 15 to 20 kt Offshore Gulf of Papagayo, and
W to NW 10 kt Elsewhere. Seas 4 to 6 ft. Period 15 seconds. 

$$

PMZ115-130945-
North Costa Rica to West Panama to 250 nm offshore-
242 PM PDT Mon Oct 12 2020

.TONIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms.
.TUE...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds.
Scattered tstms. 
.TUE NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms.
.WED...SW winds 10 to 15 kt. Seas 3 to 5 ft. Period 17 seconds.
Scattered tstms. 
.WED NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
16 seconds. 
.THU...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
18 seconds. 
.THU NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
18 seconds. 
.FRI...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. 
.FRI NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds. 
.SAT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. 
.SAT NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. 

$$

PMZ117-130945-
East Panama and Colombia including the Gulf of Panama-
242 PM PDT Mon Oct 12 2020

.TONIGHT...SW winds 15 to 20 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered tstms. 
.TUE...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds.
Numerous showers and scattered tstms.
.TUE NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds. Scattered showers and isolated tstms.
.WED...SW winds 10 to 15 kt. Seas 3 to 5 ft. Period 16 seconds.
Scattered showers and isolated tstms.
.WED NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
16 seconds. 
.THU...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. 
.THU NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
18 seconds. 
.FRI...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. 
.FRI NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds. 
.SAT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. 
.SAT NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds. 

$$

PMZ119-130945-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
242 PM PDT Mon Oct 12 2020

.TONIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. 
.TUE...Gulf of Guayaquil, variable winds less than 5 kt,
becoming SW to W 10 to 15 kt in the afternoon. Elsewhere, S to
SW winds 10 kt. Seas 4 to 6 ft. Period 17 seconds. 
.TUE NIGHT...SW winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. 
.WED...SW winds 10 kt. Seas 3 to 5 ft. Period 16 seconds. 
.WED NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft. Period
18 seconds. 
.THU...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, S to SW winds
10 kt. Seas 4 to 6 ft. Period 18 seconds. 
.THU NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. 
.FRI...S to SW winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.FRI NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft. Period
16 seconds. 
.SAT...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, S to SW winds
10 kt. Seas 4 to 6 ft. Period 17 seconds. 
.SAT NIGHT...SW winds 10 kt. Seas 5 to 7 ft. Period 17 seconds. 

$$

PMZ121-130945-
Ecuador between 250 and 500 nm offshore-
242 PM PDT Mon Oct 12 2020

.TONIGHT...S winds 10 kt. Seas 4 to 6 ft. Period 15 seconds. 
.TUE...S winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.TUE NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period
16 seconds. 
.WED...S winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.WED NIGHT...S winds 10 kt. Seas 4 to 6 ft. Period 18 seconds. 
.THU...S winds 10 kt. Seas 4 to 6 ft. Period 18 seconds. 
.THU NIGHT...S winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.FRI...S winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.FRI NIGHT...S winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.SAT...S winds 10 kt. Seas 4 to 6 ft. Period 17 seconds. 
.SAT NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft. Period
16 seconds. 

$$

PMZ123-130945-
Offshore Galapagos Islands-
242 PM PDT Mon Oct 12 2020

.TONIGHT...S winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.TUE...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. 
.TUE NIGHT...S winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.WED...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. 
.WED NIGHT...S winds 10 kt. Seas 4 to 6 ft. Period 17 seconds. 
.THU...SE to S winds 10 kt. Seas 4 to 6 ft. Period 17 seconds. 
.THU NIGHT...S winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.FRI...SE to S winds 10 kt. Seas 4 to 6 ft. Period 16 seconds. 
.FRI NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft. Period
16 seconds. 
.SAT...SE to S winds 10 kt. Seas 4 to 6 ft. Period 17 seconds. 
.SAT NIGHT...S winds 10 kt. Seas 5 to 7 ft Elsewhere, and 2 to
4 ft Lee of Galapagos Islands. Period 16 seconds. 

$$

Forecaster ERA