358
AXPZ20 KNHC 220926
TWDEP
TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC THU JAN 22 2026
TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM
03.4S TO 30N, EAST OF 120W INCLUDING THE GULF OF CALIFORNIA, AND
FROM THE EQUATOR TO 30N, BETWEEN 120W AND 140W. THE FOLLOWING
INFORMATION IS BASED ON SATELLITE IMAGERY, WEATHER OBSERVATIONS,
RADAR, AND METEOROLOGICAL ANALYSIS.
BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
0900 UTC.
..INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
THE MONSOON TROUGH EXTENDS FROM 07N78W TO 09N85W TO 05N100W. THE
ITCZ CONTINUES FROM 05N100W TO 04N110W TO 05N125W TO 07N140W.
SCATTERED MODERATE CONVECTION IS NOTED FROM 03N TO 06N BETWEEN
95W AND 100W, FROM 03N TO 07N BETWEEN 105W AND 110W, AND FROM
07N TO 12N BETWEEN 120W AND 135W.
..OFFSHORE WATERS WITHIN 250 NM OF MEXICO
FRESH TO NEAR- GALE FORCE GAP WINDS PERSIST ACROSS THE GULF OF
TEHUANTEPEC WITH 7 TO 9 FT. OUTSIDE OF THE TEHUANTEPEC AREA,
GENTLE TO MODERATE WINDS AND MODERATE SEAS PERSIST ACROSS THE
MEXICAN OFFSHORE WATERS.
FOR THE FORECAST, FRESH TO STRONG GAP WINDS AND OCCASIONALLY
ROUGH SEAS WILL PREVAIL IN THE GULF OF TEHUANTEPEC THROUGH
TONIGHT. ELSEWHERE, GENTLE TO MODERATE WINDS WILL PREVAIL THROUGH
THE WEEKEND. ANOTHER GAP WIND EVENT IN THE GULF OF TEHUANTEPEC
WILL START SUN NIGHT, WITH GALE FORCE WINDS POSSIBLE MON AND
STRONG GALES BY MON NIGHT ACCOMPANIED BY ROUGH TO VERY ROUGH
SEAS.
....OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA,
AND WITHIN 750 NM OF ECUADOR...
FRESH TO STRONG GAP WINDS, AND SEAS OF 6 TO 8 FT, PREVAIL ACROSS
THE GULF OF PAPAGAYO, EXTENDING SOUTHWEST TO 90W. FRESH TO
LOCALLY STRONG N WINDS AND 4 TO 6 FT SEAS ARE EVIDENT ACROSS THE
GULF OF PANAMA. ELSEWHERE, WINDS ARE MODERATE OR WEAKER WITH SEAS
IN THE 3 TO 5 FT RANGE.
FOR THE FORECAST, THE PRESSURE GRADIENT BETWEEN HIGH PRESSURE
NORTH OF THE AREA AND THE EASTERN NORTH PACIFIC MONSOON TROUGH
WILL SUPPORT FRESH TO STRONG NE TO E WINDS AND ROUGH SEAS IN THE
PAPAGAYO REGION THROUGH AT LEAST FRI. ELSEWHERE, WINDS WILL BE
MODERATE OR WEAKER OVER THE FORECAST WATERS THROUGH EARLY NEXT
THE WEEK. ANOTHER POSSIBLE GALE FORCE GAP WIND EVENT OVER
TEHUANTEPEC WILL BRING A NEW SET OF LARGE NW TO N SWELL OVER THE
WATERS WELL OFFSHORE GUATEMALA EARLY NEXT WEEK.
..REMAINDER OF THE AREA
A PLUME OF COMBINED SEAS OF 6 TO 8 FT CONSISTING OF SHORTER-
PERIOD NE AND E WINDS WAVES GENERATED FROM THE ONGOING
TEHUANTEPEC AND PAPAGAYO GAP WIND EVENTS MIXING WITH LONGER
PERIOD NW SWELL EXTENDS ACROSS THE AREA FROM 05N TO 09N BETWEEN
95W AND 120W. GENTLE TO MODERATE BREEZES AND MODERATE COMBINED
SEAS, PRIMARILY IN NW SWELL, DOMINATE ELSEWHERE.
FOR THE FORECAST, THE PLUME OF ROUGH SEAS THAT ORIGINATED FROM
THE GAP WIND EVENTS WILL SUBSIDE THROUGH TODAY. ELSEWHERE, WINDS
SHOULD REMAIN MODERATE OR WEAKER, WITH SEAS LESS THAN 8 FT, FOR
THE NEXT SEVERAL DAYS. LOOKING AHEAD, FRESH TO STRONG SW WINDS
ALONG WITH LONG-PERIOD NW SWELL WILL MOVE INTO THE WATERS NORTH
OF 25N AND WEST OF 135W MON AHEAD OF A COLD FRONT EXPECTED TO
MOVE SOUTHWEST OF 30N140W BY MON NIGHT.
CHRISTENSEN
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