Ocean Prediction Center

<!DOCTYPE HTML> <html> <head> <title>Ocean Prediction Center</title>  <meta name="DC.title" content="Ocean Prediction Center"> <meta name="DC.description" content="Originates marine weather warnings, forecasts, and guidance in text and graphical format for maritime users in the northern waters of the Atlantic and Pacific. OPC continually monitors and analyzes maritime data, and provides guidance of marine atmospheric variables for purposes of protection of life and property, safety at sea, and enhancement of economic opportunity."> <meta name="DC.creator" content="Ocean Prediction Center"> <meta name="DC.date.created" content="2005-12-20"> <meta name="DC.date.reviewed" content="2005-12-20"> <meta name="DC.language" content="EN-US">  <link rel="alternate" type="application/rss+xml" title="North Atlantic High Seas Forecast" href="/xml/NFDHSFAT1.xml"> <link rel="alternate" type="application/rss+xml" title="North Pacific High Seas Forecast" href="/xml/NFDHSFEP1.xml"> <link rel="alternate" type="application/rss+xml" title="Central Pacific High Seas Forecast" href="/xml/NFDHSFEPI.xml"> <link rel="alternate" type="application/rss+xml" title="New England Offshore Waters Forecast" href="/xml/NFDOFFNT1.xml"> <link rel="alternate" type="application/rss+xml" title="Mid Atlantic Offshore Waters Forecast" href="/xml/NFDOFFNT2.xml"> <link rel="alternate" type="application/rss+xml" title="Washington/Oregon Offshore Waters Forecast" href="/xml/NFDOFFPZ5.xml"> <link rel="alternate" type="application/rss+xml" title="California Offshore Waters Forecast" href="/xml/NFDOFFPZ6.xml"> <link rel="alternate" type="application/rss+xml" title="NAVTEX Marine Forecast (Boston, MA)" href="/xml/NFDOFFN01.xml"> <link rel="alternate" type="application/rss+xml" title="NAVTEX Marine Forecast (Portsmouth, VA)" href="/xml/NFDOFFN02.xml"> <link rel="alternate" type="application/rss+xml" title="NAVTEX Marine Forecast (Charleston, SC)" href="/xml/NFDOFFN03.xml"> <link rel="alternate" type="application/rss+xml" title="NAVTEX Marine Forecast (Astoria, OR)" href="/xml/NFDOFFN09.xml"> <link rel="alternate" type="application/rss+xml" title="NAVTEX Marine Forecast (San Francisco, CA)" href="/xml/NFDOFFN08.xml"> <link rel="alternate" type="application/rss+xml" title="NAVTEX Marine Forecast (Cambria, CA)" href="/xml/NFDOFFN07.xml"> <meta http-equiv="Content-Type" content="text/html;charset=utf-8" /> <link href="/templates/css/opc.css" rel="stylesheet" type="text/css" /> <link href="/templates/css/images/favicon.ico" rel="icon" type="image/ico" /> </head>  <body> <div style="width:990px; margin: 0px auto;">   <div class="altformatcenter"> <div class="altformatcontent"> <div class="altformat"> <div class="format-type"> <a href="/index.php">Home</a> </div> <div class="format-type"> <a href="/mobile">Mobile Site</a> </div> <div class="format-type"> <a href="/aboutrss.php">RSS</a> </div> <div class="local-forecast"> <form name="getForecast" id="getForecast" action="https://forecast.weather.gov/zipcity.php" method="get"> <input id="inputstring" name="inputstring" type="text" size="8" value="Enter City,St or ZIP code" onclick="this.value=''" /> <input name="btnSearch" id="btnSearch" type="submit" value="Go" /> </form> </div> <div class="forecast-description"> <a href="http://www.weather.gov">Local Forecast</a> </div> </div> </div> </div>  <div class="header"> <div class="header-content"> <a href="http://www.noaa.gov" class="header-noaa-icon"><img src="/templates/css/images/header-noaa.png" alt="NOAA" /></a> <a href="http://www.weather.gov" class="header-nws-icon"><img src="/templates/css/images/header-nws.png" alt="NOAA" /></a> <a href="http://www.commerce.gov" class="header-doc"><img src="/templates/css/images/header_doc.png" alt="United States Department of Commerce" /></a> <div class="header-center-text"><a class="header-center-text" href="/index.php">Ocean Prediction Center</a></div> <div class="header-noaa-text"><a class="header-noaa-text" href="http://www.noaa.gov">National Oceanic and Atmospheric Administration</a></div> </div> </div> <div class="header-shadow"><div class="header-shadow-content"></div></div> <div class="center"> <div class="content">  <div class="topnav"> <ul id="topnav">  <li> <div onClick="returnTrue" class="section-link"> Analysis & Forecast  </div> <div class="drop"> <ul> <li>Weather <ul> <li><a href="/AK_tab.php">Alaska/Arctic Products</a></li> <li><a href="/Atl_tab.php">Atlantic Products</a></li> <li><a href="/Pac_tab.php">Pacific Products</a></li> <li><a href="/shtml/briefing.php">Briefing Pages</a></li> <li><a href="/digital_forecasts.php">Digital Forecast Data</a></li> <li><a href="/Loops/">Graphical Product Loops</a></li> <li><a href="/marine_areas.php">Other NWS Marine Forecasts</a></li> <li><a href="http://www.wmo.int/pages/prog/www/ois/Operational_Information/VolumeD/GMDSS/LimitsOfMetareas.html">Multinational Text Products</a></li> <li><a href="/storm.php">Special Support</a></li> <li><a href="/unified_analysis.php">Unified Surface Analysis</a></li> </ul> </li> <li>Ocean <ul> <li><a href="/OceanProd.php">Ocean Products</a></li> </ul> </li> <li>Ice & Icebergs <ul> <li><a href="https://usicecenter.gov/Products">U.S. NIC Ice Products</a></li> <li><a href="https://www.navcen.uscg.gov/?pageName=iipCharts&Current">NAIS Iceberg Analysis</a></li> <li><a href="https://www.navcen.uscg.gov/pdf/iip/outlook/IcebergOutlook.pdf">NAIS Weekly Outlook (pdf)</a></li> </ul> </li> <li>Other Hazards <ul> <li><a href="/volcano/">Volcanic Ash Information</a></li> </ul> </li> </ul> </div> </li>  <li> <div onClick="returnTrue" class="section-link">  Data </div> <div class="drop"> <ul> <li>Digital Forecasts <ul> <li><a href="/digital_forecasts.php">Digital Forecast Data</a></li> </ul> </li> <li>Electronic Marine Charting (ECDIS) <ul> <li><a href="/S-41X/index.php">Adding Weather to ECDIS: The S-41X Standard</a></li> </ul> </li> <li>Environmental <ul> <li><a href="/Loops/SeaNettles/index.php">Sea Nettles (jellyfish)</a></li> </ul> </li> <li>Extratropical Storm Surge Models <ul> <li><a href="/stofs/stofs_surge_info.php">Global STOFS Atlantic Region</a></li> <li><a href="/stofs/stofs_pacific_surge_info.php">Global STOFS Pacific Region</a></li> <li><a href="/et_surge/et_surge_info.php">ET-SURGE</a></li> </ul> </li> <li>Freezing Spray <ul> <li><a href="/freezingSpray/">Freezing Spray Guidance</a></li> </ul> </li> <li>GIS <ul> <li><a href="https://viewer.weather.noaa.gov/marine#layers=42909+40090+42971+42968+42966+43057&x=-106.3924&y=40.7604&z=7&panel=legend">NWS GIS Viewer</a></li> <li><a href="/gis/index.php">OPC GIS Data</a></li> </ul> </li> <li>Observations <ul> <li><a href="/sst/newSST/GOES_SST.php">GOES SST Imagery</a></li> <li ><a href="/gridded_wind_vectors.php">Gridded ASCAT Scatterometer Winds</a></li> <li><a href="/lightning/index.php?loop=Off">Lightning Strike Density</a></li> <li><a href="/shtml/satellite_imagery.php">Satellite Imagery</a></li> </ul> </li> <li>Ocean <ul> <li><a href="/Current_fcasts.php">Global Ocean Model Currents</a></li> <li><a href="/SST_fcasts.php">Global Ocean Model Sea Surface Temperatures</a></li> <li><a href="/gulf_stream_text.php">Gulf Stream ASCII Data</a></li> <li><a href="/sst/GulfStream_compare.php">Gulf Stream Comparison</a></li> </ul> </li> <li>Past Weather <ul> <li><a href="/climo/monthly.php">Hurricane Force Low Climatology</a></li> <li><a href="/past_products.php">Product Archives</a></li> </ul> </li> <li>Probabilistic <ul> <li><a href="/prob_guidance.php?model=gwes">Wave Height Guidance</a></li> <li><a href="/windprob.php">Wind Speed Guidance</a></li> </ul> </li> </ul> </div> </li>  <li> <div onClick="returnTrue" class="section-link">  Information </div> <div class="drop"> <ul> <li>Product Information <ul> <li><a href="/basemaps/A_basemap.php">Base Maps - Atlantic</a></li> <li><a href="/basemaps/P_basemap.php">Base Maps - Pacific</a></li> <li><a href="/marine_weather_sites.php">Marine Weather Sites</a></li> <li><a href="/product_guides.php">Product Guides</a></li> <li><a href="/quality_control.php">Quality Control</a></li> </ul> </li> <li>Receiving Products <ul> <li><a href="/digital_forecasts.php">Digital Forecast Data</a></li> <li><a href="/ftpmail.php">FTPMail: Products via Email</a></li> <li><a href="/mobile">Mobile Web Products</a></li> <li><a href="/fax_schedules.php">Radiofax Schedules</a></li> <li><a href="https://www.weather.gov/marine/forecast">Text Broadcast Schedules</a></li> </ul> </li> <li>About OPC <ul> <li><a href="https://storymaps.arcgis.com/stories/5a69e5ff7fe140399dde71bf0384000e">About Us - A Story Map Overview of OPC</a></li> <li><a href="/Accomplishments.php">Accomplishments</a></li> <li><a href="/contact/index.php">Contact OPC</a></li> <li><a href="/opc_overview.php">General Overview</a></li> <li><a href="/OPC_Staff_Interviews/index.php">Get to Know OPC - our professionals</a></li> <li><a href="/OPC_Flyer.pdf">Informational Flyer (pdf)</a></li> <li><a href="/OPC_Pamphlet.pdf">Informational Pamphlet (pdf)</a></li> <li><a href="/publications.php">Publications</a></li> <li><a href="/staff.php">Staff</a></li> <li><a href="/strategic_plan.php">Strategic Plan</a></li> <li><a href="/user_training.php">User Training</a></li> <li><a href="/OPC_Tour/index.php">Virtual Tour</a></li> </ul> </li> </ul> </div> </li>  <li> <div onClick="returnTrue" class="section-link">  News </div> <div class="drop"> <ul> <li>News <ul> <li><a href="/news.php">News</a></li> </ul> </li> <li>Social Media <ul> <li><a href="/opc_social_media.php">All Social Media</a></li> <li><a href="https://www.facebook.com/NWSOPC">Facebook</a></li> <li><a href="https://www.twitter.com/NWSOPC">Twitter</a></li> <li><a href="https://www.youtube.com/user/NWSOPC">YouTube</a></li> </ul> </li> </ul> </div> </li>  <li style="float:right;"> <div onClick="returnTrue" class="section-link"> Search  </div> <div class="dropsearch"> <div class="site-search"> <form method="get" action="https://search.usa.gov/search" style="margin-bottom: 0; margin-top: 0;"> <input type="hidden" name="v:project" value="firstgov" /> <label for="query">Search For</label> <input type="text" name="query" id="query" size="12" /> <input type="submit" value="Go" /> <p> <input type="radio" name="affiliate" checked="checked" value="nws.noaa.gov" id="nws" /> <label for="nws" class="search-scope">NWS</label> <input type="radio" name="affiliate" value="noaa.gov" id="noaa" /> <label for="noaa" class="search-scope">All NOAA</label> </p> </form> </div> </div> </li> </ul> </div>   <script async src="https://www.googletagmanager.com/gtag/js?id=G-Z16Z5313DW"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-Z16Z5313DW'); </script>     <br> <table class="fax_table" style="width:100%; border:2px solid red; text-align: center; font-weight:bold;"> <tr><td style="width:30%">Hurricane Warnings in Effect<br></td><td>Pacific:  <a href="/shtml/NFDHSFEP1.php">High Seas EP1</a> and <a href="/shtml/NFDHSFEPI.php">EPI</a></td></tr> </table> <br>  <div class="news-holder cf"> <div class="news-preview"> <div class="news-content top-content"> <b>Weather Analysis & Forecasts</b> <div style="float:right; font-weight:bold; font-size:11px; padding:1px 0;">(Click image for more)</div> <br><br> <a href="/Pac_tab.php"> <img src="news_images/news_weather.png" alt="Weather Analysis and Forecasts"> </a> <br> <div style="float:left; font-size:13px;">Go directly to <a href="/Atl_tab.php">Atlantic</a>, <a href="/Pac_tab.php">Pacific</a>, or <a href="/AK_tab.php">Alaska/Arctic</a> weather.</div> </div> <div class="news-content"> <b>Ice & Iceberg Analysis & Forecasts</b> <div style="float:right; font-weight:bold; font-size:11px; padding:1px 0;">(Click image for more)</div> <br><br> <a href="ice_icebergs.php"> <img src="news_images/news_ice.png" alt="Ice Analysis and Forecasts"> </a> <br> <div style="float:center; font-size:13px;">Courtesy of the <a href="https://usicecenter.gov/Products">U.S. National Ice Center</a> and <a href="https://www.navcen.uscg.gov/?pageName=iipProducts">U.S. Coast Guard International Ice Patrol</a></div> </div> <div class="news-content"> <b>Ocean Analysis & Forecasts</b> <div style="float:right; font-weight:bold; font-size:11px; padding:1px 0;">(Click image for more)</div> <br><br> <a href="/OceanProd.php"> <img src="news_images/news_ocean.png" alt="Ocean Model Currents"> </a> </div> <div class="news-content"> <b>Observational Data</b> <div style="float:right; font-weight:bold; font-size:11px; padding:1px 0;">(Click image for more)</div> <br><br> <a href="/observations.php"> <img src="news_images/news_obs.gif" alt="Observations"> </a> </div> <div class="news-content"> <b>Digital Forecast Data</b> <div style="float:right; font-weight:bold; font-size:11px; padding:1px 0;">(Click image for more)</div> <br><br> <a href="/digital_forecasts.php"> <img src="news_images/news_grids.png" alt="Digital Forecast Data"> </a> </div> <div class="news-content"> <b>Model Guidance</b> <div style="float:right; font-weight:bold; font-size:11px; padding:1px 0;">(Click image for more)</div> <br><br> <a href="/model_guidance.php"> <img src="news_images/news_models.gif" alt="Model Guidance"> </a> </div> </div> <ul class="news-headlines"> <li class="selected">Weather</li> <li>Ice & Icebergs</li> <li>Ocean</li> <li>Observations</li> <li>Digital Forecasts</li> <li>Model Guidance</li> </ul>  </div> <script src="ncep_common/jquery.min.js" defer></script> <script src="common/vertical.news.slider.min.js" defer></script>   <br><br> </div> </div> <div class="footer"> <div class="footer-content">  <div style="display:block; margin-top: 5px; margin-bottom: -12px; text-align:center; color: #666666;">    <script src="/common/local_and_utc_time.js" defer></script> <p id="timeStamp" style="color: #666666;"></p> </div>  <div class='footer-column'> <a class='footer-column-head' href="http://www.weather.gov/current">Current Conditions</a><br> <a href="http://www.ndbc.noaa.gov">Marine & Buoy Reports</a><br> <a href="https://tidesandcurrents.noaa.gov/">Tides Online</a><br> <a href="https://www.weather.gov/forecastmaps">Surface Weather</a><br> <a href="http://www.goes.noaa.gov">Satellite</a><br> <a href="http://www.weather.gov/radar">Radar</a><br> <a href="https://www.weather.gov/bgm/productUpperAir">Upper Air</a><br> </div> <div class='footer-column'> <a class='footer-column-head' href="http://www.weather.gov/marine">Marine Forecasts</a><br> <a href="/marine_areas.php">Offshore & High Seas</a><br> <a href="http://www.nhc.noaa.gov/marine">Tropical Marine</a><br> <a href="/opc_gridded_marine.php">Gridded Marine</a><br> </div> <div class='footer-column'> <a class='footer-column-head' href="http://www.weather.gov/marine">Marine Resources</a><br> <a href="http://www.vos.noaa.gov/mwl.shtml">Mariner's Weather Log</a><br> <a href="http://www.vos.noaa.gov/">Voluntary Observing Ships</a><br> <a href="https://usicecenter.gov/">U.S. National Ice Center</a><br> </div> <div class='footer-column'> <a class='footer-column-head' href="/news.php">News & Information</a><br> <a href="/news.php">OPC News</a><br> <a href="http://www.nws.noaa.gov/om/notif.htm">NWS Service Changes</a><br> <a href="http://www.weather.gov/news">NWS News</a><br> </div> <div class='footer-column'> <a class='footer-column-head' href='/opc_social_media.php'>OPC Social Media</a><br> <a href="http://www.facebook.com/NWSOPC"><img src="/templates/css/images/f_logo.png" alt="Follow the Ocean Prediction Center on Facebook" width="15" height="15" style="vertical-align: text-top;">  Facebook</a><br> <a href="http://www.twitter.com/NWSOPC"><img src="/templates/css/images/twitter_logo.png" alt="Follow the Ocean Prediction Center on Twitter" height="15" width="15" style="vertical-align: text-top;">  Twitter</a><br> <a href="http://www.youtube.com/user/NWSOPC"><img src="/templates/css/images/youtube_logo.png" alt="Subscribe to the Ocean Prediction Center on YouTube" height="12" width="15" style="vertical-align: text-top;">  YouTube</a><br> </div> </div> </div>  <div class="footer-legal"> <div 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