| HOME | ARCHIVES | FORECASTS | IMAGERY | ABOUT NHC | RECONNAISSANCE |

Offshore Waters Forecast (E Pacific Offshore of Central America/Colombia/Ecuador) (Text)



635 
FZPN28 KNHC 300822
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
122 AM PDT Wed Sep 30 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.

PMZ101-302030-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
122 AM PDT Wed Sep 30 2020

.SYNOPSIS...Moderate S winds prevail S of the monsoon trough,
with gentle winds north of the monsoon trough. Seas generated by
the gale-force gap wind event in the Tehuantepec region will
propagate across the offshore waters of Guatemala and El
Salvador today. 

$$

PMZ111-302030-
Guatemala and El Salvador to 250 nm offshore-
122 AM PDT Wed Sep 30 2020

.TODAY...E winds 10 to 15 kt. Seas 9 to 13 ft in SW to W swell.
Period 16 seconds. Scattered showers and isolated tstms. 
.TONIGHT...NE to E winds 10 kt. Seas 8 to 12 ft in W to NW
swell. Period 16 seconds. Scattered showers and isolated tstms. 
.THU...E winds 10 kt in the morning, becoming variable less than
5 kt. Seas 7 to 10 ft in W to NW swell. Period 15 seconds. 
.THU NIGHT...W to NW winds 10 kt. Seas 6 to 8 ft in W swell.
Period 15 seconds. Scattered showers and isolated tstms. 
.FRI...W to NW winds 10 to 15 kt. Seas 7 to 11 ft in W swell.
Period 15 seconds. 
.FRI NIGHT...W to NW winds 15 to 20 kt. Seas 7 to 11 ft in W to
NW swell. Period 14 seconds. 
.SAT...SE winds 15 to 20 kt. Seas 8 to 12 ft in W to NW swell.
Period 11 seconds. 
.SAT NIGHT...SW winds 15 to 20 kt. Seas 6 to 9 ft in W to NW
swell. Period 13 seconds. 
.SUN...SW winds 10 to 15 kt. Seas 6 to 8 ft in W swell. Period
13 seconds. 
.SUN NIGHT...SW to W winds 10 to 15 kt. Seas 6 to 8 ft in SW
swell. Period 10 seconds. 

$$

PMZ113-302030-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
122 AM PDT Wed Sep 30 2020

.TODAY...Offshore Gulf of Papagayo, E to SE winds 10 kt in the
morning, becoming variable less than 5 kt. Elsewhere, S winds
10 kt. Seas 4 to 6 ft. Period 16 seconds. Scattered showers and
isolated tstms. 
.TONIGHT...Offshore Gulf of Papagayo, variable winds less than
5 kt, becoming SW 10 kt late. Elsewhere, SW winds
10 kt. Seas 5 to 7 ft in S to SW swell. Period 16 seconds.
Scattered showers and isolated tstms. 
.THU...Offshore Gulf of Papagayo, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, SW to W winds
10 kt. Seas 5 to 7 ft in SW swell. Period 15 seconds. Scattered
showers and isolated tstms. 
.THU NIGHT...W winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 15 seconds. Scattered showers and isolated tstms. 
.FRI...W winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds. 
.FRI NIGHT...SW to W winds 10 kt Offshore Gulf of Papagayo, and
SW to W 15 to 20 kt Elsewhere. Seas 5 to 7 ft in SW swell.
Period 14 seconds. 
.SAT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW to W swell.
Period 14 seconds. 
.SAT NIGHT...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period
14 seconds. 
.SUN...SW winds 10 to 15 kt Offshore Gulf of Papagayo, and SW
15 to 20 kt Elsewhere. Seas 5 to 7 ft. Period 13 seconds. 
.SUN NIGHT...SW winds 10 to 15 kt Offshore Gulf of Papagayo, and
SW 15 to 20 kt Elsewhere. Seas 5 to 7 ft. Period 13 seconds. 

$$

PMZ115-302030-
North Costa Rica to West Panama to 250 nm offshore-
122 AM PDT Wed Sep 30 2020

.TODAY...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds. Scattered showers and isolated tstms. 
.TONIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 16 seconds. Scattered showers and isolated tstms. 
.THU...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 15 seconds. Scattered tstms. 
.THU NIGHT...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period
15 seconds. Numerous showers and scattered tstms. 
.FRI...SW winds 15 to 20 kt. Seas 6 to 8 ft in SW swell. Period
15 seconds. 
.FRI NIGHT...SW winds 15 to 20 kt. Seas 6 to 9 ft in SW swell.
Period 14 seconds. 
.SAT...SW winds 15 to 20 kt. Seas 6 to 8 ft in SW swell. Period
14 seconds. 
.SAT NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW to W
swell. Period 13 seconds. 
.SUN...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 13 seconds. 
.SUN NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW to W
swell. Period 13 seconds. 

$$

PMZ117-302030-
East Panama and Colombia including the Gulf of Panama-
122 AM PDT Wed Sep 30 2020

.TODAY...SW winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds. Scattered tstms. 
.TONIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S to SW
swell. Period 16 seconds. Scattered showers and isolated tstms. 
.THU...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
16 seconds. Numerous showers and scattered tstms. 
.THU NIGHT...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period
15 seconds. Scattered showers and isolated tstms. 
.FRI...SW winds 15 to 20 kt. Seas 5 to 7 ft. Period 15 seconds. 
.FRI NIGHT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds. 
.SAT...SW winds 10 to 15 kt. Seas 5 to 7 ft in SW swell. Period
14 seconds. 
.SAT NIGHT...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
14 seconds. 
.SUN...SW winds 10 to 15 kt. Seas 3 to 5 ft. Period 13 seconds. 
.SUN NIGHT...SW to W winds 10 to 15 kt. Seas 3 to 5 ft. Period
13 seconds. 

$$

PMZ119-302030-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
122 AM PDT Wed Sep 30 2020

.TODAY...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 to 15 kt in the afternoon. Elsewhere, S to SW
winds 10 to 15 kt. Seas 5 to 7 ft in S to SW swell. Period
16 seconds. 
.TONIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
16 seconds. 
.THU...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 to 15 kt in the afternoon. Elsewhere, 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 4 to 6 ft. Period
15 seconds. 
.FRI...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds. 
.FRI NIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds. 
.SAT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds. 
.SAT NIGHT...SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds. 
.SUN...SW winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
13 seconds. 
.SUN NIGHT...SW winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 12 seconds. 

$$

PMZ121-302030-
Ecuador between 250 and 500 nm offshore-
122 AM PDT Wed Sep 30 2020

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

$$

PMZ123-302030-
Offshore Galapagos Islands-
122 AM PDT Wed Sep 30 2020

.TODAY...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in SW swell.
Period 15 seconds. 
.TONIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
15 seconds. 
.THU...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 15 seconds. 
.THU NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
14 seconds. 
.FRI...S winds 10 to 15 kt. Seas 3 to 5 ft. Period 14 seconds. 
.FRI NIGHT...S winds 10 to 15 kt. Seas 3 to 5 ft. Period
14 seconds. 
.SAT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 13 seconds. 
.SAT NIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds. 
.SUN...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Period
13 seconds. 
.SUN NIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in S to
SW swell. Period 13 seconds. 

$$

Forecaster AL


Standard version of this page

Alternate Formats
About Alternates - E-Mail Advisories - RSS Feeds

Cyclone Forecasts
Latest Advisory - Past Advisories - About Advisories

Marine Forecasts
Latest Products - About Marine Products

Tools & Data
Satellite Imagery - US Weather Radar - Aircraft Recon - Local Data Archive - Forecast Verification - Deadliest/Costliest/Most Intense

Learn About Hurricanes
Storm Names Wind Scale - Prepare - Climatology - NHC Glossary - NHC Acronyms - Frequently Asked Questions - AOML Hurricane-Research Division

About Us
About NHC - Mission/Vision - Other NCEP Centers - NHC Staff - Visitor Information - NHC Library

Contact Us


NOAA/ National Weather Service
National Centers for Environmental Prediction
National Hurricane Center
11691 SW 17th Street
Miami, Florida, 33165-2149 USA
nhcwebmaster@noaa.gov
Disclaimer
Privacy Policy
Credits
About Us
Glossary
Career Opportunities
Page last modified: Wednesday, 30-Sep-2020 08:22:49 UTC