040
FZPN28 KNHC 181648
OFFPZ8
OFFSHORE WATERS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
948 AM PDT SUN OCT 18 2026
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.
PMZ101-190500-
SYNOPSIS FOR THE E PACIFIC WITHIN 250 NM OF CENTRAL AMERICA,
COLOMBIA, AND WITHIN 750 NM OF ECUADOR
948 AM PDT SUN OCT 18 2026
SYNOPSIS
POWERFUL GAP WINDS IN THE GULF OF TEHUANTEPEC WILL
FILTER SOUTHWARD INTO THE WATERS OFFSHORE GUATEMALA, BRINGING
FRESH TO STRONG WINDS AND VERY ROUGH SEAS TODAY, WITH ROUGH SEAS
THEN PREVAILING INTO TONIGHT NIGHT. LARGE SW SWELL WILL DECAY
TODAY IN THE VICINITY OF THE GALAPAGOS. ELSEWHERE, MODERATE OR
WEAKER WINDS AND MODERATE SEAS WILL GENERALLY PREVAIL THIS WEEK.
STARTING LATE THIS WEEK, WINDS IN THE PAPAGAYO REGION MAY PULSE
TO LOCALLY STRONG.
PMZ111-190500-
GUATEMALA AND EL SALVADOR TO 250 NM OFFSHORE-
948 AM PDT SUN OCT 18 2026
TODAY
E WINDS 10 TO 15 KT. SEAS 10 TO 15 FT IN NW SWELL.
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
TONIGHT
NE TO E WINDS 10 TO 15 KT. SEAS 9 TO 13 FT IN NW
SWELL. PERIOD 15 SECONDS. SCATTERED TSTMS.
MON
E WINDS 10 TO 15 KT. SEAS 7 TO 11 FT IN NW SWELL. PERIOD
15 SECONDS. SCATTERED TSTMS.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN W TO NW
SWELL. PERIOD 14 SECONDS. NUMEROUS SHOWERS AND SCATTERED TSTMS.
TUE
E TO SE WINDS 10 TO 15 KT. SEAS 6 TO 9 FT IN SW TO W
SWELL. PERIOD 12 SECONDS.
TUE NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW
SWELL. PERIOD 14 SECONDS.
WED
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
WED NIGHT
E TO SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 17 SECONDS.
THU
E TO SE WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 16 SECONDS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN S
TO SW SWELL. PERIOD 15 SECONDS.
PMZ113-190500-
EL SALVADOR TO NORTH COSTA RICA INCLUDING THE GULFS OF FONSECA
AND PAPAGAYO-
948 AM PDT SUN OCT 18 2026
TODAY
E TO SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE DAY.
TONIGHT
SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN W TO NW
SWELL. PERIOD 15 SECONDS. NUMEROUS SHOWERS AND SCATTERED TSTMS.
MON
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W SWELL. PERIOD
15 SECONDS. SCATTERED TSTMS THROUGH THE DAY.
MON NIGHT
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW TO W
SWELL. PERIOD 14 SECONDS. SCATTERED TSTMS.
TUE
SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
14 SECONDS.
TUE NIGHT
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF
PAPAGAYO, AND S 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
WED
NE TO E WINDS 15 TO 20 KT OFFSHORE GULF OF PAPAGAYO, AND
NE TO E 10 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD 16 SECONDS.
WED NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
16 SECONDS.
THU
NE TO E WINDS 20 KT OFFSHORE GULF OF PAPAGAYO, AND NE
10 TO 15 KT ELSEWHERE. SEAS 4 TO 6 FT. PERIOD 16 SECONDS.
THU NIGHT
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. PERIOD
15 SECONDS.
PMZ115-190500-
NORTH COSTA RICA TO WEST PANAMA TO 250 NM OFFSHORE-
948 AM PDT SUN OCT 18 2026
TODAY
NEAR THE AZUERO PENINSULA, VARIABLE WINDS LESS THAN
5 KT. ELSEWHERE, S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS
THROUGH THE DAY.
TONIGHT
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.
MON
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN W SWELL. PERIOD
14 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE
DAY.
MON NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN W
TO NW SWELL. PERIOD 14 SECONDS. SCATTERED SHOWERS AND ISOLATED
TSTMS THROUGH THE NIGHT.
TUE
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND SW TO W 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN W SWELL. PERIOD
12 SECONDS.
TUE NIGHT
W WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
13 SECONDS.
WED
VARIABLE WINDS LESS THAN 5 KT NEAR THE AZUERO PENINSULA,
AND W 10 KT ELSEWHERE. 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 17 SECONDS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 16 SECONDS.
THU NIGHT
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
PMZ117-190500-
EAST PANAMA AND COLOMBIA INCLUDING THE GULF OF PANAMA-
948 AM PDT SUN OCT 18 2026
TODAY
VARIABLE WINDS LESS THAN 5 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 16 SECONDS. ISOLATED TSTMS THROUGH THE DAY.
TONIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW
SWELL. PERIOD 16 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS.
MON
VARIABLE WINDS LESS THAN 5 KT, BECOMING W 10 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT IN SW SWELL. PERIOD 15 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH THE DAY.
MON NIGHT
GULF OF PANAMA, VARIABLE WINDS LESS THAN 5 KT,
BECOMING NW 10 KT LATE. ELSEWHERE, VARIABLE WINDS LESS
THAN 5 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD 14 SECONDS.
SCATTERED SHOWERS AND ISOLATED TSTMS.
TUE
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
14 SECONDS.
TUE NIGHT
SW TO W WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 13 SECONDS.
WED
SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
15 SECONDS.
WED NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW
SWELL. PERIOD 15 SECONDS.
THU
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW
SWELL. PERIOD 16 SECONDS.
THU NIGHT
VARIABLE WINDS LESS THAN 5 KT. SEAS 4 TO 6 FT IN SW
SWELL. PERIOD 15 SECONDS.
PMZ119-190500-
ECUADOR INCLUDING THE GULF OF GUAYAQUIL TO 250 NM OFFSHORE-
948 AM PDT SUN OCT 18 2026
TODAY
SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD 15
SECONDS.
TONIGHT
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 15 SECONDS. SCATTERED SHOWERS AND ISOLATED TSTMS THROUGH
THE NIGHT.
MON
VARIABLE WINDS LESS THAN 5 KT GULF OF GUAYAQUIL, AND S TO
SW 10 KT ELSEWHERE. SEAS 4 TO 6 FT IN SW SWELL. PERIOD
14 SECONDS.
MON NIGHT
S TO SW WINDS 10 KT. SEAS 4 TO 6 FT IN SW SWELL.
PERIOD 14 SECONDS. ISOLATED TSTMS THROUGH THE NIGHT.
TUE
S TO SW WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
13 SECONDS.
TUE NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW
SWELL. PERIOD 15 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 IN SW
SWELL. PERIOD 16 SECONDS.
THU
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN SW SWELL.
PERIOD 15 SECONDS.
THU NIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO
SW SWELL. PERIOD 14 SECONDS.
PMZ121-190500-
ECUADOR BETWEEN 250 AND 500 NM OFFSHORE-
948 AM PDT SUN OCT 18 2026
TODAY
S WINDS 10 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 14 SECONDS.
MON
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD
14 SECONDS.
MON NIGHT
S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
14 SECONDS.
TUE
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
13 SECONDS.
TUE NIGHT
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
WED
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL. PERIOD
16 SECONDS.
WED NIGHT
S WINDS 10 KT. SEAS 5 TO 7 FT IN S TO SW SWELL.
PERIOD 15 SECONDS.
THU
SE TO S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 15 SECONDS.
THU NIGHT
S WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
PMZ123-190500-
OFFSHORE GALAPAGOS ISLANDS-
948 AM PDT SUN OCT 18 2026
TODAY
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 5 TO 7 FT IN SW SWELL.
PERIOD 14 SECONDS.
MON
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW TO W SWELL.
PERIOD 14 SECONDS.
MON NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN W SWELL.
PERIOD 14 SECONDS.
TUE
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW TO W SWELL.
PERIOD 15 SECONDS.
TUE NIGHT
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 14 SECONDS.
WED
S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN SW SWELL. PERIOD
14 SECONDS.
WED NIGHT
SE TO S WINDS 10 KT. SEAS 5 TO 7 FT IN SW SWELL.
PERIOD 15 SECONDS.
THU
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO SW
SWELL. PERIOD 14 SECONDS.
THU NIGHT
SE TO S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN S TO
SW SWELL. PERIOD 14 SECONDS.
FORECASTER KONARIK
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