424 
FZPN28 KNHC 192204
OFFPZ8

Offshore Waters Forecast
NWS National Hurricane Center Miami, FL
204 PM PST Sun Jan 19 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.

PMZ101-201015-
Synopsis for the E Pacific within 250 nm of Central America,
Colombia, and within 750 nm of Ecuador
204 PM PST Sun Jan 19 2020

.SYNOPSIS...Strong trade winds across the SW Caribbean will
continue to support strong NE to E gap winds across and 
downstream of the Papagayo region through Tue. Winds will be 
greatest during the overnight and early morning hours with the 
assistance of the nocturnal drainage flow. These winds are also 
supporting fresh northerly winds in the Gulf of Panama mainly at 
night through Mon night. 

$$

PMZ111-201015-
Guatemala and El Salvador to 250 nm offshore-
204 PM PST Sun Jan 19 2020

.TONIGHT...N winds 10 to 15 kt. Seas 7 to 10 ft in E swell.
Period 16 seconds. 
.MON...NE winds 10 to 15 kt. Seas 9 to 13 ft in NW swell. Period
16 seconds. 
.MON NIGHT...N winds 15 to 20 kt. Seas 9 to 14 ft in W to NW
swell. Period 18 seconds. 
.TUE...NE winds 15 to 20 kt. Seas 9 to 14 ft in NW swell. Period
19 seconds. 
.TUE NIGHT...N winds 10 to 15 kt. Seas 8 to 12 ft in NW swell.
Period 18 seconds. 
.WED...NE to E winds 10 to 15 kt. Seas 7 to 10 ft in NW swell.
Period 18 seconds. 
.WED NIGHT...E to SE winds 10 kt in the evening, becoming
variable less than 5 kt. Seas 6 to 8 ft in W to NW swell. Period
17 seconds. 
.THU...NE to E winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds. 
.THU NIGHT...N winds 10 kt. Seas 5 to 7 ft in S swell. Period
16 seconds. 
.FRI...N winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
18 seconds. 
.FRI NIGHT...NW to N winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 17 seconds. 

$$

PMZ113-201015-
El Salvador to North Costa Rica including the Gulfs of Fonseca
and Papagayo-
204 PM PST Sun Jan 19 2020

.TONIGHT...NE to E winds 20 to 25 kt Offshore Gulf of Papagayo,
and NE 20 to 25 kt Elsewhere. Seas 6 to 9 ft in SE to S swell.
Period 16 seconds. 
.MON...NE winds 20 to 25 kt. Seas 6 to 9 ft in S to SW swell.
Period 16 seconds. 
.MON NIGHT...NE to E winds 20 to 25 kt Offshore Gulf of
Papagayo, and NE 20 to 25 kt Elsewhere. Seas 7 to 10 ft in SW to
W swell. Period 19 seconds. 
.TUE...NE winds 20 to 25 kt. Seas 7 to 11 ft in SW swell. Period
19 seconds. 
.TUE NIGHT...NE to E winds 20 to 25 kt Offshore Gulf of
Papagayo, and NE 15 to 20 kt Elsewhere. Seas 7 to 10 ft in W to
NW swell. Period 18 seconds. 
.WED...NE to E winds 20 to 25 kt. Seas 7 to 10 ft in W swell.
Period 18 seconds. 
.WED NIGHT...NE to E winds 20 to 25 kt Offshore Gulf of
Papagayo, and NE to E 15 to 20 kt Elsewhere. Seas 6 to 9 ft in E
to SE swell. Period 17 seconds. 
.THU...Offshore Gulf of Papagayo, NE to E winds 25 kt,
diminishing to 15 to 20 kt in the afternoon. Elsewhere, NE to E
winds 15 to 20 kt. Seas 6 to 8 ft. Period 16 seconds. 
.THU NIGHT...NE to E winds 15 to 20 kt Offshore Gulf of
Papagayo, and NE to E 10 to 15 kt Elsewhere. Seas 5 to 7 ft.
Period 15 seconds. 
.FRI...NE to E winds 15 to 20 kt Offshore Gulf of Papagayo, and
NE 10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 18 seconds. 
.FRI NIGHT...NE to E winds 15 to 20 kt Offshore Gulf of
Papagayo, and N to NE 10 kt Elsewhere. Seas 4 to 6 ft. Period
17 seconds. 

$$

PMZ115-201015-
North Costa Rica to West Panama to 250 nm offshore-
204 PM PST Sun Jan 19 2020

.TONIGHT...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in SE to S
swell. Period 16 seconds. Scattered showers and isolated tstms. 
.MON...SW to W winds 10 to 15 kt. Seas 5 to 7 ft in S swell.
Period 19 seconds. Numerous showers and scattered tstms. 
.MON NIGHT...W winds 10 to 15 kt. Seas 6 to 8 ft in S swell.
Period 19 seconds. Scattered tstms. 
.TUE...S to SW winds 10 to 15 kt. Seas 6 to 9 ft in S swell.
Period 19 seconds. Numerous showers and scattered tstms. 
.TUE NIGHT...Near the Azuero Peninsula, SW winds 10 kt in the
evening, becoming variable less than 5 kt. Elsewhere, S to SW
winds 10 to 15 kt. Seas 6 to 9 ft in S to SW swell. Period
18 seconds. 
.WED...Variable winds less than 5 kt Near the Azuero Peninsula,
and S 10 kt Elsewhere. Seas 6 to 8 ft in S to SW swell. Period
18 seconds. 
.WED NIGHT...S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 17 seconds. 
.THU...SE to S winds 10 kt. Seas 5 to 7 ft in S to SW swell.
Period 16 seconds. 
.THU NIGHT...Near the Azuero Peninsula, variable winds less than
5 kt, becoming N 10 kt late. Elsewhere, S to SW winds
10 kt in the evening, becoming variable less than 5 kt. Seas
4 to 6 ft in S to SW swell. Period 15 seconds. 
.FRI...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 15 seconds. 
.FRI NIGHT...Near the Azuero Peninsula, E to SE winds 10 kt,
shifting to NW to N late. Elsewhere, variable winds
less than 5 kt, becoming S to SW 10 kt late. Seas 3 to
5 ft. Period 19 seconds. 

$$

PMZ117-201015-
East Panama and Colombia including the Gulf of Panama-
204 PM PST Sun Jan 19 2020

.TONIGHT...W winds 15 to 20 kt. Seas 4 to 6 ft. Period 16 
seconds. Scattered showers and isolated tstms. 
.MON...W winds 10 to 15 kt. Seas 4 to 6 ft. Period 19 seconds.
Numerous showers and scattered tstms. 
.MON NIGHT...NW winds 15 to 20 kt Gulf of Panama, and SW to W
10 to 15 kt Elsewhere. Seas 4 to 6 ft. Period 20 seconds.
Scattered tstms. 
.TUE...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. Period
19 seconds. Numerous showers and scattered tstms. 
.TUE NIGHT...W winds 15 to 20 kt. Seas 4 to 6 ft. Period 19 
seconds. 
.WED...SE winds 10 to 15 kt. Seas 4 to 6 ft. Period 18 seconds. 
.WED NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. 
.THU...N winds 10 to 15 kt. Seas 4 to 6 ft. Period 16 seconds. 
.THU NIGHT...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. Period
15 seconds. 
.FRI...N to NE winds 10 to 15 kt, shifting to NW in the
afternoon. Seas 3 to 5 ft. Period 15 seconds. 
.FRI NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. Period
14 seconds. 

$$

PMZ119-201015-
Ecuador including the Gulf of Guayaquil to 250 nm offshore-
204 PM PST Sun Jan 19 2020

.TONIGHT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms. 
.MON...S to SW winds 10 kt. Seas 4 to 6 ft in S swell. Period
19 seconds. Scattered showers and isolated tstms. 
.MON NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 19 seconds. Isolated tstms. 
.TUE...Gulf of Guayaquil, variable winds less than 5 kt,
becoming W 10 kt in the afternoon. Elsewhere, S to SW winds
10 kt. Seas 4 to 6 ft in S to SW swell. Period 18 seconds.
Scattered showers and isolated tstms. 
.TUE NIGHT...Gulf of Guayaquil, SW to W winds 10 kt in the
evening, becoming variable less than 5 kt. Elsewhere, variable
winds less than 5 kt. Seas 3 to 5 ft. Period 18 seconds. 
.WED...Variable winds less than 5 kt Gulf of Guayaquil, and S
10 kt Elsewhere. Seas 4 to 6 ft in S to SW swell. Period
17 seconds. 
.WED NIGHT...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
16 seconds. 
.THU...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
15 seconds. 
.THU NIGHT...SW winds 10 kt. Seas 4 to 6 ft in SW swell. Period
14 seconds. 
.FRI...S to SW winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. 
.FRI NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period
22 seconds. 

$$

PMZ121-201015-
Ecuador between 250 and 500 nm offshore-
204 PM PST Sun Jan 19 2020

.TONIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms. 
.MON...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 19 seconds.
Scattered showers and isolated tstms. 
.MON NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S swell.
Period 18 seconds. 
.TUE...S winds 10 kt. Seas 4 to 6 ft in S swell. Period
18 seconds. 
.TUE NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S swell.
Period 17 seconds. 
.WED...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW swell.
Period 17 seconds. 
.WED NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in SW swell.
Period 16 seconds. 
.THU...S winds 10 kt. Seas 4 to 6 ft in S to SW swell. Period
15 seconds. 
.THU NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S to SW
swell. Period 14 seconds. 
.FRI...S winds 10 kt. Seas 3 to 5 ft. Period 14 seconds. 
.FRI NIGHT...S to SW winds 10 kt. Seas 3 to 5 ft. Period
19 seconds. 

$$

PMZ123-201015-
Offshore Galapagos Islands-
204 PM PST Sun Jan 19 2020

.TONIGHT...S winds 10 to 15 kt. Seas 4 to 6 ft. Period
17 seconds. Scattered showers and isolated tstms. 
.MON...S winds 10 kt. Seas 4 to 6 ft in SE to S swell. Period
18 seconds. 
.MON NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in SE to S
swell. Period 18 seconds. 
.TUE...S winds 10 to 15 kt. Seas 4 to 6 ft. Period 17 seconds. 
.TUE NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in S swell.
Period 17 seconds. 
.WED...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in SW to W
swell. Period 16 seconds. 
.WED NIGHT...S to SW winds 10 to 15 kt. Seas 5 to 7 ft in W
swell. Period 15 seconds. 
.THU...S winds 10 to 15 kt. Seas 5 to 7 ft in W swell. Period
14 seconds. 
.THU NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in SW to W
swell. Period 17 seconds. 
.FRI...S winds 10 kt. Seas 4 to 6 ft in SW to W swell. Period
19 seconds. 
.FRI NIGHT...S winds 10 kt. Seas 5 to 7 ft in SW swell. Period
19 seconds. 

$$

Forecaster Christensen