518
AXPZ20 KNHC 261601
TWDEP
TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC WED MAR 26 2025
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 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
1530 UTC.
..INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
A SURFACE TROUGH EXTENDS FROM A 1008 MB LOW CENTERED NEAR 06N78W
TO 03N108W. THE ITCZ CONTINUES FROM 03N108W TO 01N138W. SCATTERED
MODERATE TO ISOLATED STRONG CONVECTION IS OCCURRING SOUTH OF 09N
AND EAST OF 92W.
..OFFSHORE WATERS WITHIN 250 NM OF MEXICO
STRONG TO NEAR-GALE FORCE WINDS AND LOCALLY ROUGH SEAS IN N
SWELL ARE ONGOING IN THE GULF OF TEHUANTEPEC AS TROUGHING
PREVAILS NORTH OF THE REGION. ELSEWHERE, A SURFACE TROUGH EXTENDS
OVER NORTHWESTERN MEXICO THROUGH THE GULF OF CALIFORNIA, AND A
1022 MB HIGH IS CENTERED NEAR 25N127W. THE PRESSURE GRADIENT
BETWEEN THESE FEATURES IS SUPPORTING MODERATE NW WINDS AND SEAS
OF 6 TO 8 FT OFF THE COAST OF BAJA CALIFORNIA. LOCALLY MODERATE
SW WINDS ARE NOTED IN THE FAR NORTHERN GULF OF CALIFORNIA, WITH
GENTLE WINDS OCCURRING ELSEWHERE THROUGH THE GULF. OTHERWISE,
GENTLE TO LOCALLY MODERATE WINDS AND SEAS OF 4 TO 6 FT PREVAIL
OFFSHORE OF SOUTHWESTERN MEXICO.
FOR THE FORECAST, STRONG TO NEAR-GALE FORCE N WINDS WILL OCCUR
IN THE GULF OF TEHUANTEPEC INTO THIS AFTERNOON, WITH PULSING
FRESH WINDS OCCURRING THROUGH THU MORNING. LOCALLY ROUGH SEAS
WILL ACCOMPANY THESE WINDS. ELSEWHERE, MODERATE NW WINDS OFFSHORE
OF BAJA CALIFORNIA WILL STRENGTHEN TO FRESH TO LOCALLY STRONG
SPEEDS TONIGHT AS A COLD FRONT APPROACHES FROM THE NORTHWEST. THE
COLD FRONT IS SLATED TO MOVE THROUGH THE BAJA CALIFORNIA WATERS
FRI MORNING, SUPPORTING WIDESPREAD FRESH TO LOCALLY STRONG NW
WINDS IN THE WAKE OF THE FRONT. A LONG PERIOD NW SWELL WILL
PROGRESS SOUTHEASTWARD FRI MORNING THROUGH THIS WEEKEND,
PRODUCING ROUGH SEAS IN EXCESS OF 8 FT OFFSHORE OF BAJA BY FRI
AFTERNOON, AND OFFSHORE OF SOUTHWESTERN MEXICO THROUGH SAT. PEAK
SEAS OF 12 TO 14 FT WILL IMPACT AREAS NORTH OF CABO SAN LAZARO
FRI MORNING THROUGH SAT. SEAS WILL SUBSIDE FROM NORTHWEST TO
SOUTHEAST EARLY NEXT WEEK.
...OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA,
AND WITHIN 750 NM OF ECUADOR...
FRESH TO STRONG NE WINDS AND LOCALLY ROUGH SEAS IN NE SWELL ARE
OCCURRING IN THE GULF OF PAPAGAYO AS LOW PRESSURE PREVAILS OVER
NORTHWESTERN COLOMBIA AND TROUGHING PERSISTS NORTH OF THE REGION.
PULSING MODERATE TO FRESH N WINDS ARE NOTED IN THE GULF OF
PANAMA. OTHERWISE, GENTLE TO LOCALLY MODERATE WINDS AND SEAS OF 3
TO 6 FT ARE OCCURRING THROUGH THE REST OF THE WATERS OFFSHORE OF
CENTRAL AND SOUTH AMERICA.
FOR THE FORECAST, PULSING FRESH TO STRONG NE WINDS WILL OCCUR IN
THE GULF OF PAPAGAYO THROUGH THIS WEEKEND, WITH THE STRONGEST
WINDS OCCURRING EACH EVENING THROUGH THE EARLY MORNING HOURS.
LOCALLY ROUGH SEAS IN NE SWELL WILL ACCOMPANY THESE WINDS.
FARTHER EAST, N WINDS WILL PULSE TO FRESH SPEEDS IN THE GULF OF
PANAMA THROUGH THIS WEEKEND. OTHERWISE, MODERATE SEAS IN S TO SW
SWELL WILL PREVAIL ACROSS THE WATERS OFFSHORE OF CENTRAL AND
SOUTH AMERICA THROUGH EARLY NEXT WEEK.
..REMAINDER OF THE AREA.
A COLD FRONT EXTENDS THROUGH THE NORTHWESTERN WATERS FROM
30N134W TO 27N140W, AND MODERATE TO FRESH NW WINDS ARE OCCURRING
TO THE NORTH OF THIS FRONT. ROUGH SEAS OF 8 TO 12 FT ARE
OCCURRING NORTH OF 25N AND WEST OF 131W, WITH SOFAR BUOY DATA
DENOTING SEAS OVER 7 FT AS FAR EAST AS 125W. OTHERWISE, A 1022
MB HIGH CENTERED NEAR 25N127W EXTENDS RIDGING THROUGH MUCH OF THE
EASTERN PACIFIC WATERS. MODERATE TO FRESH NE WINDS ARE OCCURRING
ALONG THE PERIPHERY OF THE RIDGE, FROM NORTH OF THE ITCZ TO 20N,
GENERALLY WEST OF 115W. A RESIDUAL NW SWELL IS LEADING TO SEAS
OF 8 TO 9 FT IN THIS REGION. OTHERWISE, GENTLE TO LOCALLY
MODERATE TRADE WINDS AND SEAS OF 5 TO 7 FT PREVAIL OVER THE
REMAINDER OF THE WATERS.
FOR THE FORECAST, THE AFOREMENTIONED COLD FRONT WILL PROGRESS
SOUTHEASTWARD THROUGH THU, LEADING TO MODERATE TO FRESH NE TO NW
WINDS IN THE WAKE OF THE FRONT. A LONG-PERIOD NW SWELL ASSOCIATED
WITH SYSTEM WILL EXPAND SOUTHEASTWARD ACROSS THE OPEN WATERS
THROUGH THIS WEEKEND, SUPPORTING SEAS IN EXCESS OF 8 FT NORTH OF
23N AND WEST OF 25W THROUGH THU MORNING, AND NORTH OF 15N AND
WEST OF 110W THROUGH FRI MORNING. PEAK SEAS OF 12 TO 16 FT ARE
EXPECTED NORTH OF 22N BETWEEN 120W AND 140W TONIGHT THROUGH SAT
MORNING. ELSEWHERE, FRESH NE WINDS GENERATED BY GAP WINDS IN THE
GULF OF PAPAGAYO WILL EXTEND AS FAR SOUTH AND WEST AS 08N94W THU
MORNING THROUGH FRI. OTHERWISE, A TIGHTENING PRESSURE GRADIENT
BETWEEN THE COLD FRONT AND RIDGING OVER THE EASTERN PACIFIC WILL
LEAD TO FRESH TO STRONG TRADE WINDS AND ROUGH SEAS BETWEEN 05N
AND 20N WEST OF 115W, WITH THE MOST WIDESPREAD FRESH WINDS
OCCURRING FRI INTO SAT. LOOKING AHEAD, A COLD FRONT IS SLATED TO
MOVE THROUGH THE NORTHWESTERN WATERS WATERS THIS WEEKEND, LEADING
TO FRESH TO STRONG NW WINDS IN THE WAKE OF THE FRONT.
ADAMS
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page