000 AGXX40 KNHC 170925 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 425 AM EST Tue Nov 17 2020 Marine Weather Discussion for the Gulf of Mexico, Caribbean Sea, and Tropical North Atlantic from 07N to 19N between 55W and 64W and the Southwest North Atlantic including the Bahamas ...GULF OF MEXICO... A cold front extending from near Fort Myers, FL to across the central Gulf to near the Isthmus of Tehuantepec will shift SE of the this evening. Fresh to strong NE winds, with frequent gusts to gale force, are expected behind the front across the SE half of the basin, including the Straits of Florida and the Yucatan Channel tonight through early Thu. Hazardous seas are expected in the S-central and SE Gulf tonight through Wed night as swell from Hurricane Iota spreads through the Yucatan Channel and combines with NE wind waves. Conditions should improve by the end of the week into the weekend. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... Hurricane Iota inland over Nicaragua near 13.7N 84.3W 950 mb at 4 AM EST moving W at 8 kt. Maximum sustained winds 90 kt gusts 110 kt. Iota will weaken to a tropical storm near 13.8N 85.7W this afternoon, move to 13.8N 87.9W Wed morning, weaken to a tropical depression near 13.7N 89.8W Wed afternoon, and dissipate Thu morning. A cold front will move into the NW Caribbean late tonight and stall from eastern Cuba to the northern Gulf of Honduras early Thu. Strong northerly winds, with gusts to gale force N of 20N, and large seas are expected in the Gulf of Honduras early Wed through Wed night. Hazardous seas will be possible across the approach to the Yucatan Channel behind the front as northerly wind waves mix with swell from Iota. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A cold front extending from 31N73W to near Jupiter, Florida will reach from 31N68W to South Florida late this afternoon, and from 25N65W to central Cuba on Wed night, stalling on Thu. The front will weaken and retreat W-NW for the end of the week into the weekend. Fresh to strong NE-E winds are expected across most the SW N Atlantic Tue night through Fri as the pressure gradient tightens in the wake of the front. Frequent gusts to gale force are possible from 22N-27N Wed night into early Fri. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... .GMZ013...N CENTRAL GULF INCLUDING FLOWER GARDEN BANKS MARINE SANCTUARY... Gale Warning tonight into Wed night. GALE CONDITIONS POSSIBLE Wed night. .GMZ015...NE GULF N OF 25N E OF 87W... Gale Warning tonight into Wed night. GALE CONDITIONS POSSIBLE Wed night. .GMZ019...CENTRAL GULF FROM 22N TO 26N BETWEEN 87W AND 94W... Gale Warning tonight into Wed night. GALE CONDITIONS POSSIBLE Wed night. .GMZ021...E GULF FROM 22N TO 25N E OF 87W INCLUDING STRAITS OF FLORIDA... Gale Warning tonight into Wed night. GALE CONDITIONS POSSIBLE Wed night into Thu. .GMZ025...E BAY OF CAMPECHE INCLUDING CAMPECHE BANK... Gale Warning tonight into Wed night. GALE CONDITIONS POSSIBLE Wed night. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... .AMZ011...CARIBBEAN N OF 18N W OF 85W INCLUDING YUCATAN BASIN... Gale Warning Wed into Wed night. GALE CONDITIONS POSSIBLE Wed night. .AMZ013...CARIBBEAN N OF 18N BETWEEN 76W AND 85W INCLUDING CAYMAN BASIN... Gale Warning Wed into Wed night. GALE CONDITIONS POSSIBLE Wed night. .AMZ019...CARIBBEAN FROM 15N TO 18N BETWEEN 80W AND 85W... Tropical Storm Warning early today. .AMZ029...W CENTRAL CARIBBEAN FROM 11N TO 15N W OF 80W... Tropical Storm Warning early today into today. .SW N ATLANTIC INCLUDING THE BAHAMAS... .AMZ117...BAHAMAS INCLUDING CAY SAL BANK... Gale Warning Wed night. GALE CONDITIONS POSSIBLE Wed night into Thu. .AMZ119...ATLANTIC FROM 22N TO 27N E OF BAHAMAS TO 70W... Gale Warning Wed night. GALE CONDITIONS POSSIBLE Wed night into Thu night. .AMZ121...ATLANTIC FROM 22N TO 27N BETWEEN 65W AND 70W... Gale Warning Wed night. GALE CONDITIONS POSSIBLE Wed night into Thu night. $$ *For detailed zone descriptions, please visit: http://www.nhc.noaa.gov/abouttafbprod.shtml#OWF Note: gridded marine forecasts are available in the National Digital Forecast Database (NDFD) at: http://www.nhc.noaa.gov/marine/grids.php For additional information, please visit: http://www.nhc.noaa.gov/marine $$ .Forecaster Lewitsky. National Hurricane Center.