704
AXPZ20 KNHC 241008
TWDEP
TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC TUE FEB 24 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
0930 UTC.
..SPECIAL FEATURES
GULF OF TEHUANTEPEC STORM WARNING: STORM-FORCE WINDS ARE ONGOING
ACROSS THE GULF OF TEHUANTEPEC AND DOWNWIND TO ABOUT 14N WITH
SEAS TO 26 FT. GALE-FORCE NNE WINDS EXTEND FURTHER SOUTH TO
AROUND 11N WITH SEAS IN THE 17 FT TO 24 FT RANGE. WINDS WILL
DIMINISH TO STRONG GALE-FORCE SPEEDS LATER THIS MORNING, AND
GRADUALLY DECREASE IN AREAL COVERAGE UNTIL DIMINISHING BELOW
GALE-FORCE TONIGHT INTO EARLY WED MORNING. LARGE SEAS GENERATED
FROM THIS VERY STRONG GAP WIND EVENT WILL SPREAD WELL AWAY FROM
THE TEHUANTEPEC AREA, WITH SEAS 8 FT OR GREATER ALREADY REACHING
AS FAR WEST AS 106W, AND AS FAR SOUTH THAN 04N THIS MORNING.
MARINE INTERESTS TRANSITING ACROSS OR IN THE GULF OF TEHUANTEPEC
THROUGH TONIGHT SHOULD BE AWARE OF THIS GAP WIND EVENT, AND TAKE
THE NECESSARY ACTION TO AVOID THIS HAZARDOUS MARINE CONDITIONS
OVER THE AFFECTED WATERS.
GULF OF PAPAGAYO GALE WARNING: THE PRESSURE GRADIENT BETWEEN
HIGH PRESSURE BUILDING N OF THE AREA AND THE EQUATORIAL TROUGH IS
SUPPORTING STRONG TO NEAR GALE-FORCE NE TO E GAP WINDS OVER THE
PAPAGAYO REGION WITH 8 TO 10 FT SEAS. THE AREA OF HIGH PRESSURE
WILL CONTINUE TO BUILD, FURTHER TIGHTENING THE PRESSURE GRADIENT,
WITH WINDS REACHING MINIMAL GALE CONDITIONS LATER THIS MORNING,
WHICH WILL MAKE SEAS VERY ROUGH TO 13 FT. GALE CONDITIONS WILL
REMAIN THROUGH WED MORNING.
PLEASE READ THE LATEST NWS HIGH SEAS ISSUED BY THE NATIONAL
HURRICANE CENTER AT WEBSITE:
HTTPS://WWW.NHC.NOAA.GOV/TEXT/MIAHSFEP2.SHTML
HEAVY PRECIPITATION EVENT: HEAVY PRECIPITATION WILL CONTINUE FOR
ECUADOR, PERU AND COLOMBIA THROUGH THE EARLY HOURS OF THURSDAY.
THIS PRECIPITATION WILL BE DUE TO PERSISTING MOIST ONSHORE FLOW
THAT WILL INTERACT WITH THE ANDES MOUNTAINS. LOCALLY RAINFALL
AMOUNTS OF 4 TO 6 INCHES (100 TO 150 MM) WILL BE LIKELY.
..INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
A SURFACE TROUGH EXTENDS FROM 09N85W TO 02N95W TO 01N109W. THE
ITCZ EXTENDS FROM 04S111W TO 01S130W TO 02S140W. SCATTERED
MODERATE CONVECTION IS NOTED FROM 10S TO 07N E OF 101W.
..OFFSHORE WATERS WITHIN 250 NM OF MEXICO
PLEASE SEE THE SPECIAL FEATURES SECTION FOR INFORMATION ON A STORM
WARNING FOR THE GULF OF TEHUANTEPEC.
ASIDE FROM THE GULF OF TEHUANTEPEC, A SURFACE RIDGE EXTENDS WEST
OF BAJA CALIFORNIA, WITH A SURFACE TROUGH OVER WESTERN MEXICO AND
ALONG THE BAJA PENINSULA. A WEAK PRESSURE GRADIENT BETWEEN THESE
FEATURES IS SUPPORTING GENTLE TO MODERATE NW WINDS OVER THE GULF
OF CALIFORNIA AND WEST OF THE BAJA CALIFORNIA PENINSULA. LIGHT
TO GENTLE WINDS ARE ELSEWHERE, EXCEPT FOR MODERATE TO LOCALLY
FRESH NW WINDS OFFSHORE JALISCO AND MICHOACAN. MODERATE SEAS
PREVAIL OVER THE OPEN WATERS OFF MEXICO, WHILE SLIGHT SEAS ARE
ALONG THE GULF OF CALIFORNIA.
FOR THE FORECAST ASIDE FROM THE GULF OF TEHUANTEPEC, MODERATE OR
WEAKER WINDS ARE FORECAST ELSEWHERE THROUGH FRI NIGHT. ANOTHER
GAP WIND EVENT IS FORECAST TO BEGIN IN TEHUANTEPEC SAT MORNING,
HOWEVER MAXIMUM WINDS ARE FORECAST TO BE FRESH TO STRONG FORCE.
....OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA,
AND WITHIN 750 NM OF ECUADOR...
PLEASE SEE THE SPECIAL FEATURES SECTION FOR INFORMATION ON A GALE
WARNING FOR THE GULF OF PAPAGAYO.
ASIDE FROM THE GULF OF PAPAGAYO, FRESH TO STRONG N TO NE WINDS
PREVAIL IN THE GULF OF PANAMA WITH 5 TO 6 FT SEAS. FRESH TO
STRONG N TO NE WINDS AND ROUGH TO VERY ROUGH SEAS ARE ALSO
ONGOING ACROSS THE GUATEMALA AND EL SALVADOR OFFSHORE WATERS AS A
RESULT OF BOTH TEHUANTEPEC AND PAPAGAYO GAP WIND EVENTS.
ELSEWHERE, WINDS ARE MODERATE OR WEAKER AND SEAS ARE SLIGHT TO
MODERATE.
FOR THE FORECAST, ASIDE FROM THE GULF OF PAPAGAYO, FRESH TO
LOCALLY STRONG NE WINDS, AND ROUGH SEAS, WILL PREVAIL DOWNWIND
OF THE GULF OF PANAMA AND JUST S OF THE AZUERO PENINSULA
THROUGH WED NIGHT. THE LARGE WIND FIELD OF THE TEHUANTEPEC GAP
WIND EVENT WILL PRODUCE FRESH TO STRONG NORTHERLY WINDS AND VERY
ROUGH SEAS ACROSS THE OFFSHORE WATERS OF GUATEMALA AND EL
SALVADOR THROUGH TONIGHT. HOWEVER, ROUGH SEAS WILL CONTINUE TO
PROPAGATE ACROSS THESE WATERS THROUGH WED.
..REMAINDER OF THE AREA
A COLD FRONT IS OVER THE NW WATERS. HIGH PRESSURE DOMINATES THE
WATERS N OF 14N AND AHEAD OF THE FRONT, BEING ANCHORED BY A 1024
MB HIGH CENTERED NEAR 31N123W. THE PRESSURE GRADIENT BETWEEN THE
AREA OF HIGH PRESSURE AND THE COLD FRONT OVER THE NW WATERS IS
SUPPORTING FRESH TO STRONG SW WINDS AHEAD OF THE FRONT. THE
PRESSURE GRADIENT BETWEEN THE AREA OF HIGH PRESSURE AND LOWER
PRESSURE IN THE VICINITY OF THE ITCZ IS SUPPORTING MODERATE TO
FRESH TRADE WINDS FROM 05N TO 16N AND W OF 114W. A SET OF NW
SWELL HAS PROPAGATED INTO THE NW WATERS, WITH SEAS IN THE 8-12
FT RANGE. ELSEWHERE, SEAS OF 7 TO 9 FT PREVAIL.
FOR THE FORECAST, THE COLD FRONT WILL STALL ACROSS THE NW
WATERS. FRESH TO STRONG SOUTHERLY WINDS AND MODERATE TO ROUGH
SEAS WILL CONTINUE AHEAD OF THE FRONT THROUGH THIS AFTERNOON.
THE NW SWELL WILL IMPACT THE WATERS N OF 10N AND W OF 130W
THROUGH MIDWEEK. A SURFACE LOW MAY DEVELOP ALONG THE FRONTAL
BOUNDARY THE MIDDLE OF THE WEEK, BRINGING ANOTHER ROUND OF FRESH
TO STRONG SOUTHERLY WINDS AND ROUGH SEAS. COMBINED SWELL
GENERATED FROM THE GULF OF TEHUANTEPEC AND GULF OF PAPAGAYO GAP
WIND EVENTS WILL BRING ROUGH SEAS TO THE WATERS E OF 112W. THIS
NE SWELL WILL SPREAD ROUGH SEAS WESTWARD ACROSS THE WATERS S OF
10N AND E OF 125W THROUGH THU.
RAMOS
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