524
AXPZ20 KNHC 190913
TWDEP
TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC FRI JUN 19 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
0855 UTC.
..TROPICAL WAVES
A TROPICAL WAVE IS ALONG 87W, SOUTH OF 19N, MOVING AT 5-10 KT.
A FEW SHOWERS ARE NOTED NEAR THE TROUGH AXIS.
A TROPICAL WAVE IS ALONG 96W, SOUTH OF 15N, MOVING AT 5-10 KT.
SCATTERED MODERATE TO ISOLATED STRONG CONVECTION OBSERVED FROM
02N TO 15N AND BETWEEN 90W AND 101W.
A TROPICAL WAVE IS ALONG 114W, SOUTH OF 18N, AND NEARLY
STATIONARY. ISOLATED TO SCATTERED SHOWERS ARE OCCURRING FROM 04N
TO 15N AND BETWEEN 107W AND 120W.
..INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
THE MONSOON TROUGH EXTENDS FROM THE COAST OF COSTA RICA NEAR
11N86W TO 15N104W AND TO 06N127W. THE ITCZ STRETCHES FROM
06N127W TO BEYOND 03N140W. SCATTERED MODERATE CONVECTION IS
PRESENT FROM 04N TO 12N AND BETWEEN 120W AND 133W.
..OFFSHORE WATERS WITHIN 250 NM OF MEXICO
THE PRESSURE GRADIENT BETWEEN A STRONG RIDGE NORTH OF THE AREA
AND LOWER PRESSURES IN NW MEXICO SUPPORT MODERATE TO LOCALLY
FRESH NORTHERLY WINDS AND MODERATE SEAS. A RECENT SCATTEROMETER
SATELLITE PASS CAPTURED FRESH NW WINDS NORTH OF PUNTA EUGENIA. IN
THE REMAINDER OF THE MEXICAN OFFSHORE WATERS, INCLUDING THE GULF
OF TEHUANTEPEC, MODERATE OR LIGHTER WINDS AND SLIGHT TO MODERATE
SEAS PREVAIL.
FOR THE FORECAST, GENTLE TO MODERATE NORTHERLY WINDS WILL PERSIST
ACROSS THE OFFSHORE WATERS OF BAJA CALIFORNIA, EXCEPT FOR
LOCALLY FRESH SPEEDS PULSING AT NIGHT THROUGH THE WEEKEND.
LOOKING AHEAD, A TIGHTENING PRESSURE GRADIENT WILL FORCE FRESH
TO STRONG NORTHERLY GAP WINDS IN THE GULF OF TEHUANTEPEC LATE
TUE NIGHT INTO LATE NEXT WEEK. SEAS WILL REACH 8 FT WED.
....OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA,
AND WITHIN 750 NM OF ECUADOR...
MAINLY MODERATE SOUTHERLY WINDS AND SEAS OF 4-7 FT ARE FOUND
SOUTH OF 03N. ELSEWHERE, LIGHT TO GENTLE WINDS AND SLIGHT SEAS
PREVAIL.
FOR THE FORECAST, PRIMARILY MODERATE SOUTHERLY WINDS AND MODERATE
SEAS WILL PREVAIL ACROSS THE OFFSHORE WATERS BETWEEN ECUADOR AND
THE GALAPAGOS ISLANDS THROUGH EARLY NEXT WEEK. MEANWHILE,
MODERATE EASTERLY TRADE WINDS WILL PULSE TO FRESH SPEEDS IN
DIURNAL OFFSHORE FLOW IN THE GULF OF PAPAGAYO REGION THROUGH AT
LEAST MIDWEEK. LIGHT TO GENTLE WINDS AND SLIGHT TO MODERATE SEAS
IN SOUTHWEST SWELL ARE FORECAST ELSEWHERE THROUGH THE NEXT
SEVERAL DAYS.
..REMAINDER OF THE AREA
A WEAK PRESSURE GRADIENT PREVAILS ACROSS THE REMAINDER OF THE
EASTERN PACIFIC, SUPPORTING MODERATE NE-E WINDS AND MODERATE
SEAS NORTH OF THE ITCZ TO 22N AND WEST OF 120W. MODERATE TO
LOCALLY FRESH SE WINDS AND SEAS OF 6-8 FT ARE NOTED SOUTH OF 05N
AND EAST OF 120W. ELSEWHERE, LIGHT TO GENTLE WINDS AND MODERATE
SEAS ARE PREVALENT.
FOR THE FORECAST, DECAYING SOUTHERLY SWELL IN THE SOUTHERN WATERS
WILL BUILD TO ROUGH AGAIN SOUTH OF AND NEAR THE EQUATOR AND EAST
OF 120W BEGINNING SAT AS A NEW SET OF SOUTHERLY SWELL BEGINS TO
MOVE THROUGH THIS PART OF THE AREA. WINDS MAY PULSE TO FRESH
SPEEDS IN THE WEST-CENTRAL WATERS AT TIMES. OTHERWISE, LITTLE
OVERALL CHANGES ARE EXPECTED IN AND WINDS AND SEAS THROUGH THE
UPCOMING WEEKEND AND INTO EARLY NEXT WEEK.
DELGADO
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