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Offshore Forecast
Issued by NWS
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000
FZPN28 KNHC 260236
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
736 PM PDT Mon May 25 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.

PMZ101-261445-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
736 PM PDT Mon May 25 2020

.SYNOPSIS...Gentle to moderate monsoon flow will continue
during the next few days. Long-period southwest swell currently
impacting the offshore waters will begin to build beginning
Thu and through the upcoming weekend. A broad area of low
pressure is expected to form later this week offshore of
southern Mexico, Guatemala, and El Salvador. This system may
bring increasing winds and seas, along with gusty showers and
thunderstorms, to the offshore waters Fri into this weekend.

$$

PMZ111-261445-
Guatemala and El Salvador to 250 nm offshore-
736 PM PDT Mon May 25 2020

.TONIGHT...SW to W winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 19 seconds. Scattered showers and thunderstorms S of 12N.
.TUE...W to NW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW
swell. Period 19 seconds. Scattered showers and thunderstorms S
of 12N.
.TUE NIGHT...W to NW winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 18 seconds. Scattered showers and thunderstorms.
.WED...W to NW winds 10 to 15 kt. Seas 5 to 7 ft. Period 17
seconds. Scattered showers and thunderstorms.
.WED NIGHT...W to NW winds 10 kt. Seas 5 to 7 ft in S to SW
swell. Period 17 seconds.
.THU...NE winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 17 seconds.
.THU NIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft.
Period 18 seconds.
.FRI...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. Period 16
seconds.
.FRI NIGHT...NE to E winds 15 to 20 kt. Seas 6 to 9 ft in S
swell. Period 19 seconds.
.SAT...N to NE winds 15 to 20 kt. Seas 7 to 10 ft in SE swell.
Period 20 seconds.
.SAT NIGHT...N winds 15 to 20 kt. Seas 8 to 12 ft in E swell.
Period 20 seconds.

$$

PMZ113-261445-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
736 PM PDT Mon May 25 2020

.TONIGHT...Variable winds less than 5 kt Offshore Gulf of
Papagayo, and SW to W 10 to 15 kt Elsewhere. Seas 5 to 7 ft.
Period 19 seconds. Scattered showers and isolated thunderstorms.
.TUE...Variable winds less than 5 kt Offshore Gulf of Papagayo,
and W 10 to 15 kt Elsewhere. Seas 6 to 8 ft in SW swell. Period
19 seconds. Scattered showers and isolated thunderstorms.
.TUE NIGHT...W winds 10 to 15 kt. Seas 6 to 8 ft in SW swell.
Period 18 seconds. Scattered showers and thunderstorms.
.WED...W winds 10 kt. Seas 6 to 8 ft in SW swell. Period 17
seconds. Scattered showers and thunderstorms.
.WED NIGHT...W winds 10 kt. Seas 5 to 7 ft in SW swell.
Period 17 seconds.
.THU...NE to E winds 10 to 15 kt. Seas 5 to 7 ft. Period 18
seconds.
.THU NIGHT...E to SE winds 15 to 20 kt. Seas 6 to 8 ft in SW
swell. Period 18 seconds.
.FRI...NE to E winds 10 to 15 kt Offshore Gulf of Papagayo, and
E 15 to 20 kt Elsewhere. Seas 6 to 9 ft in SW swell. Period 16
seconds.
.FRI NIGHT...E winds 10 to 15 kt Offshore Gulf of Papagayo, and
E to SE 20 to 25 kt Elsewhere. Seas 7 to 10 ft in S to SW swell.
Period 15 seconds.
.SAT...E to SE winds 15 to 20 kt Offshore Gulf of Papagayo, and
S 20 to 25 kt Elsewhere. Seas 8 to 12 ft in S to SW swell.
Period 20 seconds.
.SAT NIGHT...S to SW winds 20 to 25 kt. Seas 9 to 13 ft in SW to
W swell. Period 19 seconds.

$$

PMZ115-261445-
North Costa Rica to West Panama to 250 nm offshore-
736 PM PDT Mon May 25 2020

.TONIGHT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period 19
seconds. Scattered to numerous showers and thunderstorms.
.TUE...SW winds 10 to 15 kt. Seas 6 to 8 ft in S to SW swell.
Period 19 seconds. Scattered to numerous showers thunderstorms.
.TUE NIGHT...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in S to
SW swell. Period 18 seconds. Scattered to numerous showers and
thunderstorms.
.WED...SW to W winds 15 to 20 kt. Seas 5 to 7 ft. Period 17 seconds.
Scattered to numerous showers and thunderstorms.
.WED NIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft. Period
17 seconds.
.THU...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell.
Period 18 seconds.
.THU NIGHT...SW winds 10 kt Near the Azuero Peninsula, and S to
SW 15 to 20 kt Elsewhere. Seas 6 to 8 ft in SW swell. Period 18
seconds.
.FRI...S to SW winds 15 to 20 kt. Seas 6 to 9 ft in SW swell.
Period 19 seconds.
.FRI NIGHT...S to SW winds 15 to 20 kt. Seas 7 to 10 ft in SW
swell. Period 20 seconds.
.SAT...S to SW winds 10 to 15 kt Near the Azuero Peninsula, and
S to SW 20 to 25 kt Elsewhere. Seas 7 to 11 ft in SW swell.
Period 20 seconds.
.SAT NIGHT...S to SW winds 10 kt Near the Azuero Peninsula, and
S to SW 15 to 20 kt Elsewhere. Seas 7 to 11 ft in SW to W swell.
Period 20 seconds.

$$

PMZ117-261445-
East Panama and Colombia including the Gulf of Panama-
736 PM PDT Mon May 25 2020

.TONIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 20
seconds. Scattered showers and thunderstorms N of 05N.
.TUE...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 19 seconds.
Scattered showers and thunderstorms N of 05N.
.TUE NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 18 seconds. Scattered showers and thunderstorms.
.WED...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 17 seconds.
Scattered showers and thunderstorms.
.WED NIGHT...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 17
seconds.
.THU...SW winds 15 to 20 kt. Seas 6 to 8 ft in SW swell. Period
19 seconds.
.THU NIGHT...SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell.
Period 19 seconds.
.FRI...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in SW swell.
Period 20 seconds.
.FRI NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in SW
swell. Period 23 seconds.
.SAT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 22
seconds.
.SAT NIGHT...SW winds 10 kt. Seas 5 to 7 ft in SW swell.
Period 20 seconds.

$$

PMZ119-261445-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
736 PM PDT Mon May 25 2020

.TONIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 19
seconds.
.TUE...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period 17
seconds.
.TUE NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds.
.WED...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, S to SW winds
10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds.
.WED NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft.
Period 19 seconds.
.THU...S to SW winds 10 to 15 kt. Seas 5 to 7 ft. Period
18 seconds.
.THU NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft. Period
17 seconds.
.FRI...S winds 10 to 15 kt. Seas 5 to 7 ft. Period 16 seconds.
.FRI NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft.
Period 20 seconds.
.SAT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft. Period 19
seconds.
.SAT NIGHT...S to SW winds 10 to 15 kt. Seas 6 to 8 ft in SW
swell. Period 19 seconds.

$$

PMZ121-261445-
Ecuador between 250 and 500 nm offshore-
736 PM PDT Mon May 25 2020

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

$$

PMZ123-261445-
Offshore Galapagos Islands-
736 PM PDT Mon May 25 2020

.TONIGHT...S winds 10 kt. Seas 5 to 7 ft in SW swell, except
2 to 4 ft Lee of Galapagos Islands. Period 18 seconds.
.TUE...S winds 10 kt. Seas 5 to 7 ft in SW swell, except
2 to 4 ft Lee of Galapagos Islands. Period 17 seconds.
.TUE NIGHT...S winds 10 kt. Seas 5 to 7 ft in SW swell, except
2 to 4 ft Lee of Galapagos Islands. Period 16 seconds.
.WED...S winds 10 kt. Seas 6 to 8 ft in SW swell, except
2 to 4 ft Lee of Galapagos Islands. Period 17 seconds.
.WED NIGHT...S winds 10 kt. Seas 6 to 8 ft in SW swell, except
2 to 4 ft Lee of Galapagos Islands. Period 17 seconds.
.THU...S winds 10 to 15 kt. Seas 5 to 7 ft, except 2 to 4 ft Lee
of Galapagos Islands. Period 21 seconds.
.THU NIGHT...S winds 10 to 15 kt. Seas 5 to 7 ft, except 3 to 5
ft Lee of Galapagos Islands. Period 22 seconds.
.FRI...SE to S winds 10 to 15 kt. Seas 5 to 7 ft. Period 21
seconds.
.FRI NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft.
Period 20 seconds.
.SAT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in SW swell,
except 3 to 5 ft Lee of Galapagos Islands. Period 19 seconds.
.SAT NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in SW
swell, except 3 to 5 ft Lee of Galapagos Islands. Period 20
seconds.

$$

Forecaster Aguirre
National Weather Service Weather Service Office
