000
FZPN28 KNHC 191558
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
858 AM PDT Sun May 19 2024

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.

PMZ101-200400-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
858 AM PDT Sun May 19 2024

.SYNOPSIS...The monsoon trough extending along 11N-12N will help
to induce scattered showers and isolated thunderstorms over the 
Central America waters over the next couple of days. Winds will 
remain moderate or weaker early this week. Southerly swell 
propagating across the regional waters will support seas of 4 to 
6 ft. Seas are expecting to build to 6 to 8 ft across the waters 
between Ecuador and the Galapagos Islands later today through Mon
night.

$$

PMZ111-200400-
Guatemala and El Salvador to 250 nm offshore-
858 AM PDT Sun May 19 2024

.TODAY...Variable winds less than 5 kt. Seas 4 to 6 ft in SW
swell. Period 17 seconds. 
.TONIGHT...Variable winds less than 5 kt. Seas 5 to 7 ft in SW
swell. Period 17 seconds. 
.MON...Variable winds less than 5 kt, becoming E 10 kt in the
afternoon. Seas 5 to 7 ft in SW swell. Period 16 seconds.
Scattered showers and isolated tstms through the day. 
.MON NIGHT...S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
17 seconds. 
.TUE...SW to W winds 10 kt. Seas 5 to 7 ft in SW swell. Period
16 seconds. 
.TUE NIGHT...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
15 seconds. 
.WED...SW to W winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds. 
.WED NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 14 seconds. 
.THU...W winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
14 seconds. 
.THU NIGHT...SW winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. 

$$

PMZ113-200400-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
858 AM PDT Sun May 19 2024

.TODAY...N to NE winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. 
.TONIGHT...Offshore Gulf of Papagayo, E winds 15 to 20 kt.
Elsewhere, SE to S winds 10 kt, shifting to W late.
Seas 4 to 6 ft. Period 17 seconds. 
.MON...N to NE winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 17 seconds. Scattered showers and isolated tstms through
the day. 
.MON NIGHT...Offshore Gulf of Papagayo, S winds 10 kt in the
evening, becoming variable winds less than 5 kt. Elsewhere, SW
winds 10 kt, shifting to W to NW late. Seas 5 to 7 ft
in SW swell. Period 17 seconds. Scattered showers and isolated
tstms through the night. 
.TUE...N to NE winds 10 kt. Seas 5 to 7 ft in SW swell. Period
16 seconds. 
.TUE NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in SW
swell. Period 15 seconds. 
.WED...Variable winds less than 5 kt Offshore Gulf of Papagayo,
and NW 10 kt Elsewhere. Seas 5 to 7 ft in S to SW swell. Period
15 seconds. 
.WED NIGHT...Variable winds less than 5 kt Offshore Gulf of
Papagayo, and SW to W 10 kt Elsewhere. Seas 4 to 6 ft. Period
14 seconds. 
.THU...Variable winds less than 5 kt Offshore Gulf of Papagayo,
and W 10 kt Elsewhere. Seas 4 to 6 ft. Period 14 seconds. 
.THU NIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period
14 seconds. 

$$

PMZ115-200400-
North Costa Rica to West Panama to 250 nm offshore-
858 AM PDT Sun May 19 2024

.TODAY...SW to W winds 10 to 15 kt. Seas 3 to 5 ft. Period
17 seconds. Scattered showers and isolated tstms through the
day. 
.TONIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms through the
night. 
.MON...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 17 seconds. Scattered showers and isolated tstms through
the day. 
.MON NIGHT...SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell.
Period 17 seconds. Scattered tstms through the night. 
.TUE...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 16 seconds. 
.TUE NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 15 seconds. 
.WED...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. 
.WED NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 15 seconds. 
.THU...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds. 
.THU NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds. 

$$

PMZ117-200400-
East Panama and Colombia including the Gulf of Panama-
858 AM PDT Sun May 19 2024

.TODAY...SW to W winds 10 to 15 kt. Seas 3 to 5 ft. Period
18 seconds. Scattered showers and isolated tstms through the
day. 
.TONIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in SW
swell. Period 18 seconds. Numerous showers and scattered tstms
through the night. 
.MON...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
17 seconds. Numerous showers and scattered tstms through the
day. 
.MON NIGHT...SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell.
Period 17 seconds. Numerous showers and scattered tstms through
the night. 
.TUE...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
16 seconds. 
.TUE NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 16 seconds. 
.WED...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
15 seconds. 
.WED NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds. 
.THU...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds. 
.THU NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds. 

$$

PMZ119-200400-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
858 AM PDT Sun May 19 2024

.TODAY...Gulf of Guayaquil, variable winds less than 5 kt,
becoming SW to W 10 kt in the afternoon. Elsewhere, S to SW
winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
17 seconds. 
.TONIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in SW
swell. Period 18 seconds. 
.MON...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell.
Period 17 seconds. 
.MON NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in SW
swell. Period 17 seconds. 
.TUE...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds. 
.TUE NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 15 seconds. 
.WED...S to SW winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds. 
.WED NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds. 
.THU...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds. 
.THU NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds. 

$$

PMZ121-200400-
Ecuador between 250 and 500 nm offshore-
858 AM PDT Sun May 19 2024

.TODAY...SE to S winds 10 kt. Seas 6 to 8 ft in SW swell. Period
17 seconds. 
.TONIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 17 seconds. 
.MON...S winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 17 seconds. 
.MON NIGHT...S winds 10 kt. Seas 6 to 8 ft in S to SW swell.
Period 17 seconds. 
.TUE...S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds. 
.TUE NIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds. 
.WED...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 14 seconds. 
.WED NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 14 seconds. 
.THU...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds. 
.THU NIGHT...S winds 10 kt. Seas 4 to 6 ft in S swell. Period
13 seconds. 

$$

PMZ123-200400-
Offshore Galapagos Islands-
858 AM PDT Sun May 19 2024

.TODAY...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW swell.
Period 16 seconds. 
.TONIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW swell.
Period 17 seconds. 
.MON...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW swell.
Period 17 seconds. 
.MON NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW
swell. Period 16 seconds. 
.TUE...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 12 seconds. 
.TUE NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 12 seconds. 
.WED...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 12 seconds. 
.WED NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S swell.
Period 12 seconds. 
.THU...SE to S winds 10 kt. Seas 4 to 6 ft in S swell. Period
12 seconds. 
.THU NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in S swell.
Period 12 seconds. 

$$

Forecaster AKR