864
FNUS72 KNHC 201615
FWSNHC

SPOT FORECAST FOR CG Medivac off Guadalupe...USCG
NWS NATIONAL HURRICANE CENTER MIAMI FL
2100 EDT Thu Jun 20 2024

Forecast is based on forecast start time of 1700 AST on June 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NWS
NATIONAL HURRICANE CENTER/TROPICAL ANALYSIS AND FORECAST
BRANCH AT (305)229-4425.

.DISCUSSION...A modest Atlantic ridge dominates the Tropical Atlantic into the
Caribbean, while one tropical wave is moving across the southeast Caribbean
and the next is approaching 50W today. Atmospheric conditions are moderately stable.
Expect moderate easterly trade winds and a mix of moderate period NE and E swell
through Fri. Scattered showers and a few tstorms are expected across the SAR
area through tonight before drier Saharan Air ahead of the next tropical wave moves
across the area, reducing chances for convection.
 Latitude = 16.45N
 Longitude = 61.65W

.REST OF TODAY...
TIME (AST)      5 PM
Sky (%).........92
Weather cov.....
Weather type....NONE
Tstm cov........
Temp............85
SFC wind (kts)..E 11G15
Swell hgt (ft)..N 1
Wave period (s).8
Wind wave (ft)..2
Wave height (ft)4
SST (F).........85

.TONIGHT...
TIME (AST)      6 PM      9 PM      MIDNGT    3 AM
Sky (%).........92        98        98        100
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Temp............85        83        83        82
SFC wind (kts)..E 11G15   E 12G16   E 11G15   E 12G16
Swell hgt (ft)..N 1       N 1       N 1       N 1
Wave period (s).8         9         9         8
Wind wave (ft)..2         2         2         2
Wave height (ft)4         4         4         4
SST (F).........85        85        85        85

.FRIDAY...
TIME (AST)      6 AM      9 AM      NOON      3 PM
Sky (%).........100       97        97        99
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Temp............82        84        84        84
SFC wind (kts)..E 10G12   E 10G14   E 10G14   E 10G12
Swell hgt (ft)..N 1       N 1       N 1       N 1
Wave period (s).8         8         8         8
Wind wave (ft)..2         2         2         2
Wave height (ft)4         4         4         4
SST (F).........85        85        85        85

$$
Forecaster...STRIPLING
Requested by...Lemke
Type of request...SAR
.TAG 2416450.0/NHC
.DELDT 06/20/24
.FormatterVersion 2.0.0
.EMAIL Travis.j.lemke@uscg.mil