Spot Forecast
Issued by NWS
Issued by NWS
861
FNUS72 KNHC 171326
FWSNHC
SPOT FORECAST FOR Dry Tortugas Discharge...USCG
NWS NATIONAL HURRICANE CENTER MIAMI FL
926 AM EDT Mon Aug 17 2026
Forecast is based on forecast start time of 0900 EDT on August 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NWS NATIONAL
HURRICANE CENTER/TROPICAL ANALYSIS AND FORECAST
BRANCH AT (305)229-4425.
.DISCUSSION...High pressure centered over the northwest Gulf will change
little through Tue. The related gradient will continue to support
mostly light to gentle east to southeast winds and seas of about
2 to 4 ft. No significant shower or thunderstorm activity is expected
through the early part of the week.
Latitude = 24.445N
Longitude = -83.461W
.REST OF TODAY...
Sky/weather.........Mostly sunny (0-5 percent).
Max temperature.....Around 85.
Surface winds (kts).East winds 7 to 10 knots.
Swell height........Southeast swell 2 feet.
Wave height.........2 feet.
Wave height.........2 feet.
Wave period.........5 SECONDS.
Wave period.........5 SECONDS.
Wind wave...........2 feet.
Sea surface temp....86 Degrees Fahrenheit.
TIME (EDT) 9 AM NOON 3 PM
Sky (%).........0 0 0
Weather cov.....
Weather type....NONE NONE NONE
Tstm cov........
Temp............84 84 85
SFC wind (kts)..E 9G11 E 10G12 E 8G10
Swell hgt (ft)..E 2 E 2 SE 2
Wave period (s).5 5 5
Wind wave (ft)..2 2 2
Wave height (ft)2 2 2
SST (F).........86 86 86
.TONIGHT...
Sky/weather.........Clear (0-5 percent).
Min temperature.....Around 84.
Surface winds (kts).East winds 5 to 7 knots.
Swell height........East swell 2 feet.
Wave height.........2 feet.
Wave height.........2 feet.
Wave period.........5 SECONDS.
Wave period.........5 SECONDS.
Wind wave...........2 feet.
Sea surface temp....86 Degrees Fahrenheit.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........0 0 0 0 0 0 0 0 0 0 0 0
Weather cov.....
Weather type....
Tstm cov........
Temp............85 85 85 85 85 85 85 85 84 84 84 84
SFC wnd dir.....E E E E E E E E E E E E
SFC wnd spd kts.7 7 7 7 7 7 7 7 6 6 6 5
SFC wnd gst.....9 9 9 9 9 9 9 9 8 8 8 7
Swell direction.SE SE E E E E E E E E E E
Swell hgt (ft)..2 2 2 2 2 2 2 2 1 1 1 1
Wave period (s).5 5 5 5 5 5 5 5 5 5 5 5
Wind wave (ft)..2 2 2 2 2 2 2 2 2 2 2 2
Wave height (ft)2 2 2 2 2 2 2 2 1 1 1 1
SST (F).........86 86 86 86 86 86 86 86 86 86 86 86
.TUESDAY...
Sky/weather.........Sunny (0-10 percent).
Max temperature.....Around 85.
Surface winds (kts).East winds around 5 knots in the morning and
early afternoon becoming light, then becoming
northeast around 4 knots late in the afternoon.
Swell height........East swell 1 feet.
Wave height.........1 foot.
Wave height.........1 foot.
Wave period.........5 SECONDS.
Wave period.........5 SECONDS.
Wind wave...........2 feet.
Sea surface temp....86 Degrees Fahrenheit.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........0 0 3 3 3 3 3 3 6 6 6 6
Weather cov.....
Weather type....
Tstm cov........
Temp............84 84 84 84 84 84 84 84 85 85 85 85
SFC wnd dir.....E E E E E E E E NE NE NE NE
SFC wnd spd kts.5 5 5 5 5 5 5 5 3 3 3 4
SFC wnd gst.....7 7 7 7 7 7 7 7 4 4 4 6
Swell direction.E E E E E E E E E E E E
Swell hgt (ft)..1 1 1 1 1 1 1 1 1 1 1 1
Wave period (s).5 5 5 5 5 5 5 5 4 4 4 4
Wind wave (ft)..2 2 2 2 2 2 2 2 1 1 1 1
Wave height (ft)1 1 1 1 1 1 1 1 1 1 1 1
SST (F).........86 86 86 86 86 86 86 86 86 86 86 86
$$
Forecaster...AGUIRRE
Requested by...Sector Key West
Type of request...MARINE
.TAG 2619010.5/NHC
.DELDT 08/17/26
.FormatterVersion 2.0.0
.EMAIL james.a.bonner@uscg.mil,skw@uscg.mil,Tduke@resolvemarine.com