169
FZNT27 KNHC 081506
OFFN06
NAVTEX MARINE FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1106 AM EDT THU OCT 8 2026
...PLEASE REFER TO COASTAL WATERS FORECASTS (CWF) AVAILABLE
THROUGH NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED
COASTAL WATERS FORECASTS...
SYNOPSIS
HURRICANE ISAIAS IS NEAR 23.7N 90.2W, OR ABOUT
150 NM NORTH OF PROGRESO, MEXICO AT 11 AM EDT, AND IS MOVING
EAST-NORTHEAST AT 9 KT. MAXIMUM SUSTAINED WINDS ARE 75 KT WITH
GUSTS TO 90 KT, AND THE MINIMUM CENTRAL PRESSURE IS 975 MB.
ISAIAS WILL MOVE TO NEAR 24.9N 89.0W THIS EVENING WITH MAXIMUM
SUSTAINED WINDS 90 KT GUSTS 110 KT, TO NEAR 27.1N 87.9W FRI
MORNING, AND BEGIN TO WEAKEN AS IT MOVES TO NEAR 29.6N 87.4W FRI
EVENING WITH MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT. ISAIAS
IS FORECAST TO MOVE WELL INLAND AND WEAKEN TO A TROPICAL STORM
NEAR 32.3N 87.8W SAT MORNING, THEN DISSIPATE EARLY ON MON.
SWELLS WILL AFFECT THE WESTERN AND NORTHERN PORTIONS OF THE
YUCATAN PENINSULA BEGINNING LATER TODAY AND SPREAD NORTHWARD
TOWARD THE GULF COAST ON FRI. IN THE WAKE OF ISAIAS, WEAK HIGH
PRESSURE WILL DEVELOP OVER THE NORTH- CENTRAL GULF BY SUN
EVENING RESULTING IN MODERATE OR WEAKER RETURN FLOW OVER THE
WESTERN GULF THROUGH MIDWEEK.
NORTHWEST GULF OF AMERICA
THIS AFTERNOON
NE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
TONIGHT
NE WINDS 25 TO 30 KT. SEAS 7 TO 10 FT. SCATTERED
SHOWERS AND ISOLATED THUNDERSTORMS.
FRI
NE WINDS 25 TO 30 KT. SEAS 8 TO 13 FT IN E SWELL.
FRI NIGHT
NE WINDS 25 TO 30 KT, DIMINISHING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 9 TO 14 FT IN E SWELL.
SAT
N WINDS 10 TO 15 KT. SEAS 7 TO 10 FT IN NE TO E SWELL.
SAT NIGHT
N TO NE WINDS 10 TO 15 KT, SHIFTING TO E AFTER
MIDNIGHT. SEAS 4 TO 6 FT.
SUN
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN NIGHT
SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
MON
E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
NORTH CENTRAL AND NORTHEAST GULF OF AMERICA
..HURRICANE WARNING
THIS AFTERNOON
TROPICAL STORM CONDITIONS POSSIBLE. E WINDS
20 TO 25 KT. SEAS 6 TO 8 FT. NUMEROUS SHOWERS AND THUNDERSTORMS.
TONIGHT
TROPICAL STORM CONDITIONS EXPECTED. E WINDS 35 TO
40 KT, INCREASING TO 75 TO 85 KT LATE. SEAS 7 TO 10 FT. BUILDING
14 TO 21 FT IN SE SWELL LATE W OF 87W, AND TO 8 TO 12 FT E OF
87W. NUMEROUS SQUALLS AND THUNDERSTORMS.
FRI
HURRICANE CONDITIONS EXPECTED. E WINDS 75 TO 90 KT. SEAS
15 TO 20 FT. NUMEROUS SQUALLS AND THUNDERSTORMS.
FRI NIGHT
HURRICANE CONDITIONS EXPECTED. SW WINDS 75 TO
85 KT, DIMINISHING TO 40 TO 45 KT LATE. SEAS 16 TO 21 FT.
NUMEROUS SQUALLS AND THUNDERSTORMS.
SAT
SW WINDS 25 TO 30 KT. SEAS 10 TO 15 FT IN SW SWELL.
SCATTERED SHOWERS AND THUNDERSTORMS.
SAT NIGHT
SW TO W WINDS 20 TO 25 KT. SEAS 7 TO 10 FT.
ISOLATED SHOWERS AND THUNDERSTORMS.
SUN
NW TO N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON
N TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
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