000 FZNT27 KNHC 170731 OFFN06 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 331 AM EDT Thu Jun 17 2021 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...A broad area of low pressure in the Bay of Campeche will move little today, and little if any development is expected during that time due to interaction with land and unfavorable upper-level winds. However, the low should begin to move northward by this afternoon, and a tropical or subtropical depression is likely to form by late tonight or on Fri when the low moves across the western Gulf of Mexico. This area has a high chance of tropical cyclone formation during the next 48 hours. High pressure is forecast to build in across the basin in the wake of the low later in the upcoming weekend into early next week. Northwest Gulf of Mexico .TODAY...NE to E winds 10 to 15 kt. Seas 2 ft or less, building to 3 to 4 ft in the afternoon. .TONIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. Chance of showers and slight chance of tstms. .FRI...NE to E winds 20 to 25 kt. Seas 6 to 8 ft. Chance of showers and isolated tstms. .FRI NIGHT...E winds 20 to 30 kt. Seas 6 to 9 ft. Chance of tstms. .SAT...SW to W winds 20 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...S to SW winds 15 to 20 kt. Seas 5 to 7 ft. .SUN...S winds 15 to 20 kt. Seas 4 to 5 ft. .SUN NIGHT...S winds 15 to 20 kt. Seas 4 to 5 ft. .MON...S winds 15 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...SE to S winds 15 to 20 kt. Seas 4 to 6 ft. North Central and Northeast Gulf of Mexico .TODAY...E to SE winds 5 to 10 kt, becoming SE 15 to 20 kt in the afternoon. Seas 3 to 4 ft. Chance of showers and slight chance of tstms. .TONIGHT...SE to S winds 20 to 25 kt. Seas 4 to 6 ft. Numerous showers and scattered tstms. .FRI...SE winds 20 to 25 kt. Seas 6 to 9 ft. Numerous showers and scattered tstms. .FRI NIGHT...SE to S winds 20 to 25 kt. Seas 7 to 10 ft in N to NE swell. Scattered showers and isolated tstms. .SAT...SE to S winds 20 to 25 kt. Seas 6 to 9 ft. .SAT NIGHT...S winds 15 to 20 kt. Seas 5 to 7 ft. .SUN...S to SW winds 15 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...S to SW winds 15 to 20 kt. Seas 3 to 5 ft. .MON...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft.