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<!DOCTYPE html> <html lang=en> <head> <meta charset="utf-8"> <title>AmbientCWOP</title> <link href='//fonts.googleapis.com/css?family=Lato:400,700' rel='stylesheet' type='text/css'> <link href='//fonts.googleapis.com/css?family=Roboto+Slab:400,700' rel='stylesheet' type='text/css'> <link rel='stylesheet' href='/style.css'> <link rel="canonical" href="https://ambientcwop.com/" /> <meta name="viewport" content="width=device-width,height=device-height,initial-scale=1"> <meta name="description" content="AmbienCWOP Reporting" /> <meta name="keywords" content="ambient weather station CWOP MADIS APRSWXNET aprs report observation reporting" /> <meta property="og:locale" content="en_US" /> <meta property="og:type" content="website" /> <meta property="og:title" content="AmbientCWOP Reporting" /> <meta property="og:description" content="AmbientCWOP Reporting" /> <meta property="og:url" content="https://ambientcwop.com/" /> <meta property="og:site_name" content="AmbientCWOP Reporting" /> <meta property="og:image" content="https://ambientcwop.com/img/ambientcwop_logo.png" /> <meta name="twitter:card" content="summary_large_image" /> <meta name="twitter:description" content="AmbientCWOP Reporting" /> <meta name="twitter:title" content="AmbientCWOP Reporting" /> <script src='https://www.google.com/recaptcha/api.js'></script> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>  <script async src="https://www.googletagmanager.com/gtag/js?id=G-S9HSGZF1KJ"></script> <script> window.dataLayer = window.dataLayer || []; function gtag(){dataLayer.push(arguments);} gtag('js', new Date()); gtag('config', 'G-S9HSGZF1KJ'); </script> </head> <body> <div id="container"> <div id="body"> <img src='/img/ambientcwop_logo.png' alt='ambientcwop_logo' width='400' /> <br /> <small><small> Ambient Weather trademark and logo used with permission of Ambient, LLC • AmbientCWOP is an independent entity and not related to Ambient, LLC </small></small> <br /> <br clear=all /> <H1 style="display:inline;"> AmbientCWOP </H1> <br /> <small>Helping 2200 weather stations share their observations!</small> <br /><br /> <button id="navbarbutton-width-125" onclick="location.href='/help'"> <strong>Help</strong></button>   <button id="navbarbutton-donate-width-125" onclick="location.href='/donate'"> <strong>Donate</strong></button>   <button id="navbarbutton-width-float" onclick="location.href='/map'"> <strong>Station Map</strong></button>   <button id="navbarbutton-width-float" onclick="location.href='/reportbadstation'"> <strong>Report Bad Station</strong></button>   <button id="navbarbutton-width-125" onclick="location.href='/signup'"> <strong>Signup</strong></button>   <button id="navbarbutton-width-125" onclick="location.href='/login'"> <strong>Login</strong></button> <br> <H2><a href="/donate">Please consider making a donation to help keep AmbientCWOP free</a></H2> <hr /> <H3>What is AmbientCWOP?</H3> If you have a weather station that reports to <a href="https://www.ambientweather.net" target="_blank">AmbientWeather.net</a> you can <a href="/signup">sign up here</a> and send your weather observations to CWOP <br /> <br /> <H3>Why send to CWOP?</H3> <a href="https://ambientcwop.com/cwop-letter-to-station-owners">Click here to read a letter to all CWOP station owners</a> <br /><br /> Weather observations that are sent to CWOP are ingested into the Meteorological Assimilation Data Ingest System (<a href="https://madis.ncep.noaa.gov/" target="_blank">MADIS</a>) <br /> MADIS is a vast database of meteorological observations collected and shared around the world. <br /> To see a map of weather stations which make up the MADIS database, <a href="https://madis-data.ncep.noaa.gov/MadisSurface/?CenterLAT=39.00&CenterLON=-97.00&Zoom=4.00" target="_blank">click here</a> <br /><br /> National Weather Service offices around the country can use your weather observations for monitoring, forecasting, and issuing weather warnings. <br /> Meteorologists, emergency managers, scientists and citizens alike can view your weather observations via websites like MesoWest and others. <br /> Your weather observations can also be ingested into computer forecast models, which can create more accurate forecasts and warnings for your area. <br /><br/> <a href="https://www.wxforum.net/index.php?topic=35089" target="_blank">Click here</a> for a comprehensive list on where your CWOP data ends up <small>(Thanks galfert@WXForum)</small> <br /> <br /> <H3>What does it cost?</H3> Nothing!<br /><br /> If you find this service useful and want to help out, <a href="/donate">donations are appreciated</a>! 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