899
FZPN28 KNHC 120158
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
658 PM PDT Sat Oct 11 2025

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.

PMZ101-121400-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
658 PM PDT Sat Oct 11 2025

.SYNOPSIS...Generally moderate to fresh southwest winds and seas
will remain south of the monsoon through the forecast period. A
very moist and unstable atmospheric environment will be
favorable for showers and thunderstorms to continue to develop
over the regional waters well into the upcoming week. Looking
ahead, low pressure may form south of Guatemala by the middle of
next week, and environmental conditions may be conducive for some
tropical development of this low as it move slowly north or
northwest late next week.

$$

PMZ111-121400-
Guatemala and El Salvador to 250 nm offshore-
658 PM PDT Sat Oct 11 2025

.TONIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in W to NW
swell. Period 15 seconds. Scattered tstms through the night.
.SUN...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds. Scattered tstms through the day.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. Scattered showers and isolated tstms
through the night.
.MON...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. Scattered showers and isolated tstms
through the day.
.MON NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 13 seconds.
.TUE...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
13 seconds.
.TUE NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 13 seconds.
.WED...SE to S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds.
.WED NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
11 seconds.
.THU...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 13 seconds.
.THU NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 13 seconds.

$$

PMZ113-121400-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
658 PM PDT Sat Oct 11 2025

.TONIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in W to NW
swell. Period 13 seconds. Scattered tstms through the night.
.SUN...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW to W swell.
Period 15 seconds. Scattered showers and isolated tstms.
.SUN NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds. Numerous showers and scattered tstms through
the night.
.MON...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds. Scattered showers and isolated tstms through
the day.
.MON NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.TUE...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
13 seconds.
.TUE NIGHT...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
13 seconds.
.WED...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 12 seconds.
.WED NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
11 seconds.
.THU...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 13 seconds.
.THU NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 16 seconds.

$$

PMZ115-121400-
North Costa Rica to West Panama to 250 nm offshore-
658 PM PDT Sat Oct 11 2025

.TONIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in W to NW
swell. Period 16 seconds. Scattered showers and isolated tstms
through the night.
.SUN...SW winds 10 to 15 kt. Seas 5 to 7 ft in W swell. Period
15 seconds. Scattered showers and isolated tstms through the
day.
.SUN NIGHT...SW winds 10 kt. Seas 5 to 7 ft in SW to W swell.
Period 15 seconds. Scattered showers and isolated tstms through
the night.
.MON...SW winds 10 kt. Seas 5 to 7 ft in SW to W swell. Period
15 seconds. Scattered showers and isolated tstms through the
day.
.MON NIGHT...SW to W winds 10 kt. Seas 4 to 6 ft in SW to W
swell. Period 13 seconds.
.TUE...Variable winds less than 5 kt Near the Azuero Peninsula,
and SW 10 kt Elsewhere. Seas 3 to 5 ft. Period 13 seconds.
.TUE NIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period
12 seconds.
.WED...SW to W winds 10 to 15 kt. Seas 3 to 5 ft. Period
12 seconds.
.WED NIGHT...SW to W winds 10 to 15 kt. Seas 3 to 5 ft. Period
13 seconds.
.THU...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.THU NIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds.

$$

PMZ117-121400-
East Panama and Colombia including the Gulf of Panama-
658 PM PDT Sat Oct 11 2025

.TONIGHT...SW winds 10 kt. Seas 4 to 6 ft in SW to W swell.
Period 16 seconds. Scattered showers and isolated tstms through
the night.
.SUN...SW winds 10 kt. Seas 3 to 5 ft. Period 16 seconds.
Scattered showers and isolated tstms through the day.
.SUN NIGHT...SW winds 10 kt. Seas 3 to 5 ft. Period 15 seconds.
Scattered showers and isolated tstms through the night.
.MON...SW winds 10 kt. Seas 3 to 5 ft. Period 15 seconds.
Scattered showers and isolated tstms through the day.
.MON NIGHT...SW to W winds 10 kt. Seas 3 to 5 ft. Period
13 seconds.
.TUE...SW winds 10 kt. Seas 2 to 4 ft. Period 13 seconds.
.TUE NIGHT...SW to W winds 10 to 15 kt. Seas 2 to 4 ft. Period
12 seconds.
.WED...SW winds 10 to 15 kt. Seas 3 to 5 ft. Period 12 seconds.
.WED NIGHT...SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
14 seconds.
.THU...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 14 seconds.
.THU NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds.

$$

PMZ119-121400-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
658 PM PDT Sat Oct 11 2025

.TONIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 15 seconds.
.SUN...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
15 seconds.
.SUN NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period
15 seconds.
.MON...S to SW winds 10 kt. Seas 3 to 5 ft. Period 14 seconds.
.MON NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
13 seconds.
.TUE...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
12 seconds.
.TUE NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
12 seconds.
.WED...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. Period
14 seconds.
.WED NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.THU...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.THU NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW
swell. Period 15 seconds.

$$

PMZ121-121400-
Ecuador between 250 and 500 nm offshore-
658 PM PDT Sat Oct 11 2025

.TONIGHT...S winds 10 kt. Seas 4 to 6 ft in SW swell. Period
15 seconds.
.SUN...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
15 seconds.
.SUN NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 14 seconds.
.MON...SE to S winds 10 kt. Seas 3 to 5 ft. Period 14 seconds.
.MON NIGHT...SE to S winds 10 kt. Seas 3 to 5 ft. Period
13 seconds.
.TUE...S winds 10 kt. Seas 2 to 4 ft. Period 12 seconds.
.TUE NIGHT...S winds 10 kt. Seas 3 to 5 ft. Period 12 seconds.
.WED...S winds 10 to 15 kt. Seas 3 to 5 ft. Period 14 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds.
.THU...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds.
.THU NIGHT...S winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds.

$$

PMZ123-121400-
Offshore Galapagos Islands-
658 PM PDT Sat Oct 11 2025

.TONIGHT...S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
15 seconds.
.SUN...SE to S winds 10 to 15 kt. Seas 4 to 6 ft in SW swell.
Period 14 seconds.
.SUN NIGHT...SE to S winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 14 seconds.
.MON...SE to S winds 10 kt. Seas 3 to 5 ft. Period 13 seconds.
.MON NIGHT...SE to S winds 10 kt. Seas 2 to 4 ft. Period
12 seconds.
.TUE...SE to S winds 10 kt. Seas 2 to 4 ft. Period 12 seconds.
.TUE NIGHT...SE to S winds 10 kt. Seas 3 to 5 ft. Period
13 seconds.
.WED...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Period
14 seconds.
.WED NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds.
.THU...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds.
.THU NIGHT...SE to S winds 10 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds.

$$

Forecaster Konarik