000
FZPN28 KNHC 180922
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
222 AM PDT Sat May 18 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.

PMZ101-182130-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
222 AM PDT Sat May 18 2024

.SYNOPSIS...The monsoon trough extending along 11-12N will help
to induce scattered showers and isolated thunderstorms over the
Central American waters for the next couple of days. Away from
the isolated thunderstorms, winds should remain moderate or
weaker through early next week. Southerly swell moving through
the regional waters will support seas of 4 to 6 ft, building to
5 to 7 ft early next week. 

$$

PMZ111-182130-
Guatemala and El Salvador to 250 nm offshore-
222 AM PDT Sat May 18 2024

.TODAY...Variable winds less than 5 kt, becoming SE to S 10 kt
in the afternoon. Seas 5 to 7 ft in SW swell. Period 19 seconds.
Scattered showers and isolated tstms through the day. 
.TONIGHT...Variable winds less than 5 kt. Seas 4 to 6 ft in SW
swell. Period 19 seconds. 
.SUN...Variable winds less than 5 kt. Seas 4 to 6 ft in SW
swell. Period 18 seconds. 
.SUN NIGHT...SE to S winds 10 kt in the evening, becoming
variable winds less than 5 kt. Seas 5 to 7 ft in SW swell.
Period 17 seconds. 
.MON...SE winds 10 kt. Seas 5 to 7 ft in SW swell. Period
16 seconds. 
.MON NIGHT...S to SW winds 10 kt. Seas 5 to 7 ft in SW swell.
Period 16 seconds. 
.TUE...W to NW winds 10 kt. Seas 5 to 7 ft in SW swell. Period
16 seconds. 
.TUE NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 16 seconds. 
.WED...W to NW winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds. 
.WED NIGHT...W winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds. 

$$

PMZ113-182130-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
222 AM PDT Sat May 18 2024

.TODAY...N winds 10 kt, shifting to W to NW in the afternoon.
Seas 4 to 6 ft in SW swell. Period 20 seconds. Scattered showers
and isolated tstms through the day. 
.TONIGHT...Offshore Gulf of Papagayo, W to NW winds 10 kt,
shifting to NE 15 to 20 kt late. Elsewhere, SW to W
winds 10 kt. Seas 4 to 6 ft in SW swell. Period 19 seconds. 
.SUN...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and
N to NE 10 kt Elsewhere. Seas 4 to 6 ft in SW swell. Period
18 seconds. 
.SUN NIGHT...S winds 10 kt, shifting to SW to W late.
Seas 4 to 6 ft in SW swell. Period 17 seconds. 
.MON...N to NE winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds. 
.MON NIGHT...W winds 10 kt. Seas 4 to 6 ft in SW swell. Period
17 seconds. 
.TUE...NW to N winds 10 kt. Seas 5 to 7 ft in SW swell. Period
17 seconds. 
.TUE NIGHT...Variable winds less than 5 kt Offshore Gulf of
Papagayo, and SW to W 10 kt Elsewhere. Seas 4 to 6 ft in SW
swell. Period 16 seconds. 
.WED...Variable winds less than 5 kt Offshore Gulf of Papagayo,
and NW 10 kt Elsewhere. Seas 4 to 6 ft in SW swell. Period
15 seconds. 
.WED NIGHT...W winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds. 

$$

PMZ115-182130-
North Costa Rica to West Panama to 250 nm offshore-
222 AM PDT Sat May 18 2024

.TODAY...Near the Azuero Peninsula, variable winds less than
5 kt, becoming W 10 kt in the afternoon. Elsewhere, SW to W
winds 10 kt. Seas 3 to 5 ft. Period 19 seconds. Scattered
showers and isolated tstms through the day. 
.TONIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period
19 seconds. Scattered showers and isolated tstms through the
night. 
.SUN...SW to W winds 10 kt. Seas 3 to 5 ft. Period 18 seconds.
Scattered showers and isolated tstms through the day. 
.SUN NIGHT...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. 
.MON NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in SW
swell. Period 17 seconds. 
.TUE...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 17 seconds. 
.TUE NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 16 seconds. 
.WED...SW 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 4 to 6 ft. Period
15 seconds. 

$$

PMZ117-182130-
East Panama and Colombia including the Gulf of Panama-
222 AM PDT Sat May 18 2024

.TODAY...Gulf of Panama, variable winds less than 5 kt, becoming
W 10 kt in the afternoon. Elsewhere, SW to W winds 10 kt. Seas
3 to 5 ft. Period 20 seconds. Scattered showers and isolated
tstms through the day. 
.TONIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
19 seconds. Scattered showers and isolated tstms through the
night. 
.SUN...SW winds 10 kt. Seas 3 to 5 ft. Period 18 seconds.
Scattered showers and isolated tstms through the day. 
.SUN NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms through the
night. 
.MON...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
17 seconds. 
.MON NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in SW
swell. Period 18 seconds. 
.TUE...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
17 seconds. 
.TUE NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds. 
.WED...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. 
.WED NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds. 

$$

PMZ119-182130-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
222 AM PDT Sat May 18 2024

.TODAY...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
19 seconds. 
.TONIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
18 seconds. 
.SUN...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. 
.SUN NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW
swell. Period 19 seconds. 
.MON...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 18 seconds. 
.MON NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 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 16 seconds. 
.TUE NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds. 
.WED...S to SW winds 10 kt. Seas 4 to 6 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. 

$$

PMZ121-182130-
Ecuador between 250 and 500 nm offshore-
222 AM PDT Sat May 18 2024

.TODAY...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell. Period
18 seconds. 
.TONIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell.
Period 17 seconds. 
.SUN...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
17 seconds. 
.SUN NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 19 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 5 to 7 ft in S to SW swell.
Period 16 seconds. 
.TUE...S winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
15 seconds. 
.TUE NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. 
.WED...SE to S winds 10 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. 

$$

PMZ123-182130-
Offshore Galapagos Islands-
222 AM PDT Sat May 18 2024

.TODAY...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell. Period
18 seconds. 
.TONIGHT...SE winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 17 seconds. 
.SUN...SE winds 10 kt. Seas 6 to 8 ft in S to SW swell. Period
18 seconds. 
.SUN NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW
swell. Period 18 seconds. 
.MON...SE to S winds 10 kt. Seas 6 to 8 ft in S to SW swell.
Period 16 seconds. 
.MON NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. 
.TUE...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 14 seconds. 
.TUE NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 13 seconds. 
.WED...SE winds 10 kt. Seas 5 to 7 ft in S swell. Period
14 seconds. 
.WED NIGHT...SE winds 10 kt. Seas 4 to 6 ft in S swell. Period
13 seconds. 

$$

Forecaster GR