National Weather Service

NWS Marine Forecast
NWS Homepage
  Cell Phone Weather/Marine Page URL:
  PDA Weather/Marine Page URL:

 Hazardous marine condition(s):
 Hazardous Weather Outlook
 Gale Warning
   ANZ200-302000-  325 AM EDT Tue Mar 30 2021    .Synopsis for Massachusetts and Rhode Island coastal waters...  A gale center forming over the Maritimes Monday morning will  generate westerly gales across the MA and RI waters through the  morning, then slowly slackening in the afternoon. High pressure then  builds over New England Monday night. The high remains just offshore  Tue and Wed. Low pressure then tracks south to north across New  England Wed night into Thu. Periods of heavy rain and fog will limit  vsby. Improving conditions late Thu and Thu night, as low pressure  exits into Canada and west winds overspread the waters. High  pressure builds into New England Fri and Sat, then shifting south  Sunday.    For additional information on possible hazardous weather for the  week ahead, please visit    $$
   ANZ230-170000-  Boston Harbor-  716 AM EDT Fri Apr 16 2021    GALE WARNING IN EFFECT UNTIL 5 PM EDT THIS AFTERNOON    TODAY  NE winds 20 to 25 kt with gusts up to 35 kt. Waves 2 to  3 ft, except 6 to 9 ft at the outer harbor entrance. Rain, mainly  this morning. Vsby 1 NM or less.  TONIGHT  NE winds 15 to 20 kt with gusts up to 30 kt. Waves  2 to 3 ft, except 4 to 6 ft at the outer harbor entrance.  Showers. Vsby 1 to 3 NM.  SAT  N winds 15 to 20 kt with gusts up to 30 kt, diminishing to  10 to 15 kt with gusts up to 20 kt in the afternoon. Waves around  2 ft, except 3 to 5 ft at the outer harbor entrance. A chance of  showers.  SAT NIGHT  N winds 5 to 10 kt, becoming NW after midnight.  Waves 1 foot or less, except 2 to 4 ft at the outer harbor  entrance.  SUN AND SUN NIGHT  W winds around 5 kt. Waves 1 foot or less,  except 2 to 4 ft at the outer harbor entrance.  MON THROUGH TUE NIGHT  SW winds 10 to 15 kt with gusts up to  20 kt. Waves around 2 ft.    Seas are reported as significant wave height, which is the  average of the highest third of the waves. Individual wave  heights may be more than twice the significant wave height.    $$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
Page last modified: Mar 4, 2014
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE