Buoys
Data and Resources
| Field | Value |
|---|---|
| dcat_issued | 2019-06-11T23:01:45.000Z |
| dcat_modified | 2026-08-19T09:51:46.203Z |
| dcat_publisher_name | Esri |
| guid | https://www.arcgis.com/home/item.html?id=cb1886ff0a9d4156ba4d2fadd7e8a139&sublayer=1 |
| Tags |
|
| isopen | False |
| metadata_created | 2026-08-20T14:54:39.199246 |
| metadata_modified | 2026-08-20T14:54:39.199251 |
| notes | <div>The Current Weather Conditions layer is created from hourly <a target='_blank' href='https://aviationweather.gov/data/metar/' rel='nofollow ugc noopener noreferrer'>METAR</a> and <a target='_blank' href='https://www.ndbc.noaa.gov/rss_access.shtml' rel='nofollow ugc noopener noreferrer'>buoy</a> data provided from NOAA.</div><div> </div><p>A typical METeorological Aerodrome Report (METAR), also known as an aviation routine weather report, contains several weather variables for each land-based station location, including:<br /> </p><div><ul><li>temperature</li><li>dew point</li><li>wind speed</li><li>gust and direction</li><li>precipitation</li><li>cloud cover and heights</li><li>visibility</li><li>barometric pressure</li></ul><p>A METAR may also contain information on precipitation amounts, lightning, and other information that would be of interest to pilots or meteorologists such as a PIlot REPort (PIREP). In addition, a short period textual forecast called a TREND may be added at the end of the METAR, likely covering changes in weather conditions for two hours following the observation.</p></div><p><br /> </p><div>This layer also includes information from moored weather buoys from the <a target='_blank' href='https://www.ndbc.noaa.gov/' rel='nofollow ugc noopener noreferrer'>National Data Buoy Center</a>. A typical buoy reading contains data for:</div><div><ul><li>air temperature</li><li>water temperature <br /> </li><li>dew point</li><li>wind speed and direction</li><li>wave speed and direction</li><li>visibility</li><li>tide height</li><li>barometric pressure</li></ul><p><strong>Source</strong></p></div><div><ul><li>METAR Stations: <a target='_blank' href='https://aviationweather.gov/data/cache/metars.cache.csv' rel='nofollow ugc noopener noreferrer'>https://aviationweather.gov/data/cache/metars.cache.csv</a>, available from <a target='_blank' href='https://aviationweather.gov/data/api/' rel='nofollow ugc noopener noreferrer'>Data API page</a>.<br /> </li><li>Ocean BUOYS: <a target='_blank' href='https://www.ndbc.noaa.gov/data/latest_obs/latest_obs.txt' rel='nofollow ugc noopener noreferrer'>https://www.ndbc.noaa.gov/data/latest_obs/latest_obs.txt</a></li></ul></div><div><strong>Update Frequency</strong></div><div><ul><li>Check for updates every 5 minutes using the <a target='_blank' href='https://www.esriurl.com/LiveFeed' rel='nofollow ugc noopener noreferrer'>Aggregated Live Feeds methodology</a></li></ul></div><div><strong>Area Covered</strong></div><div><ul><li>World</li></ul></div><div><strong>Default Symbology</strong><br /> </div><div><ul><li>The default symbology uses the <a target='_blank' href='https://en.wikipedia.org/wiki/Beaufort_scale' rel='nofollow ugc noopener noreferrer'>Beaufort Scale</a> to display wind speed and direction over land and ocean surfaces. However, it is easy to customize the display to a variety of single and multi-variate map displays by using the <a target='_blank' href='https://doc.arcgis.com/en/arcgis-online/create-maps/change-style.htm' rel='nofollow ugc noopener noreferrer'>Change Style</a> function in ArcGIS Online or in Desktop.</li></ul><div><strong>Alternate Symbology</strong></div><div><ul><li>Aviation focused Feature Layer item, <a target='_blank' href='https://www.arcgis.com/home/item.html?id=e2705f47e2ef49c981bbd8e64245329f' rel='nofollow ugc noopener noreferrer'>Current Weather Station Data by Flight Category</a>, that symbolizes on the Flight Category field.<br /> </li></ul></div></div><div><span style='font-family:"Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", sans-serif; font-size:medium;'>What can you do with this layer?</span><br /> </div><div><ul><li>The layer can also be added to the “Latest” layer of any of the National Weather Service forecast maps to provide complete US gridded data with individual point locations.</li><li>Create a <a target='_blank' href='https://learn.arcgis.com/en/projects/predict-weather-with-real-time-data/lessons/predict-weather.htm' rel='nofollow ugc noopener noreferrer'>contoured weather map</a> using spatial interpolation in ArcGIS Online.</li></ul><div><div><div><div><span style='font-size:x-large;'>Revisions</span></div><div><ul><li><strong>Apr 2, 2026</strong>: Added field Descriptions and Variable Types.</li><li><strong>Dec 21, 2023: </strong>Updated METAR links in this item description.</li><li><strong>Aug 7, 2023</strong>: Update to 'Buoy' layer expanding 'station_id' field from 5 characters to 7 in response to upcoming <a target='_blank' href='https://www.weather.gov/media/notification/pdf_2023_24/scn23-85_ndbc_web_file_format_change.pdf' rel='nofollow ugc noopener noreferrer'><strong>Change Notice</strong></a>.</li><li><strong>Aug 12, 2022</strong>: Added field 'Flight Category' to Stations Layer. Enhanced update workflow to improve stability and update frequency.<br /> </li></ul><div> </div></div></div></div></div><p><span style='color:rgb(128,128,128);'>This map is provided for informational purposes and is not monitored 24/7 for accuracy and currency.</span></p><div> </div><p>If you would like to be alerted to potential issues or simply see when this Service will update next, please visit our <a target='_blank' href='https://livingatlas.arcgis.com/livefeeds-status/' rel='nofollow ugc noopener noreferrer'>Live Feed Status</a> Page!</p></div> |
| num_resources | 6 |
| num_tags | 6 |
| title | Buoys |
| url | https://www.caribbeangeoportal.com/datasets/esri2::buoys |