Point Forecast: Harwich Port MA
 41.67N 70.08W (Elev. 10 ft)
Last Update: 2:05 am EDT Jul 14, 2025
Tabular Forecast
[hide menu]Get as XML
Weather ElementsFire WeatherAviation Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
20ft Wind  
Vent Rate (x1000 mph-ft)
Dispersion Index
Ceiling Height
Visibility
Thunder Potential

48-Hour Period Starting:       Back 2 Days  

Date07/1407/15
Hour (EDT)020304050607080910111213141516171819202122230001
Temperature (°F)666667676868707172737475757575757473737170717071
Dewpoint (°F)656666666767686969696970697070707070696969696969
Heat Index (°F)7575757575
Surface Wind (mph)222222356678999877766666
Wind DirSSSSSSSSSSSSSSSSSSWSWSWSWSWSWSW
Gust
Sky Cover (%)687167737966706753485345433938323642516252546665
Precipitation Potential (%)000000111112333445666677
Relative Humidity (%)9710097979797939390878484828484848790879397939793
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (EDT)020304050607080910111213141516171819202122230001
Temperature (°F)717171717172737576777878787878787775747372727271
Dewpoint (°F)697070707071727273747473737374747473727271717171
Heat Index (°F)7576777878787878787775
Surface Wind (mph)7777667778910101010988776666
Wind DirSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)748185888477797978777572706253454749514946445055
Precipitation Potential (%)13141723242521212121181613118655433233
Relative Humidity (%)939797979797979089908986858586888992939596979899
Rain----SChcSChcSChcChcSChcSChcSChcSChcSChcSChc------------------------
Thunder----SChcSChcSChcSChc------------------------------------

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Graphical Hazardous Weather OutlookRegional Weather Conditions
Past Weather InformationInteractive Forecast Map
Weather StoryHome