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earth a visualization of global weather conditionsforecast by supercomputersupdated every three hours ocean surface current estimatesupdated every five days ocean surface temperatures andanomaly from daily average (1981-2011)updated daily Community | Facebook Page Author | Cameron Beccario @cambecc Free Version of Source | github.com/cambecc/earth Modules | D3.js, backbone.js, when.js, node.js Weather Data | Global Forecast System NCEP / National Weather Service / NOAA Ocean Currents Data | OSCAR Earth & Space Research Sea Surface Temperature | Real Time Global SST MMAB / EMC / NCEP GRIB/NetCDF Decoder | UCAR/Unidata THREDDS Geographic Data | Natural Earth Hosting | CloudFlare, Amazon S3 Font | M+ FONTS, Mono Social Icons Font Waterman Butterfly | watermanpolyhedron.com Earlier Work | Tokyo Wind Map Inspiration | HINT.FM wind map atmospheric pressure corresponds roughly to altitudeseveral pressure layers are meteorologically interestingthey show data assuming the earth is completely smoothnote: 1 hectopascal (hPa) ≡ 1 millibar (mb) 1000 hPa | ~100 m, near sea level conditions 850 hPa | ~1,500 m, planetary boundary, low 700 hPa | ~3,500 m, planetary boundary, high 500 hPa | ~5,000 m, vorticity 250 hPa | ~10,500 m, jet stream 70 hPa | ~17,500 m, stratosphere 10 hPa | ~26,500 m, even more stratosphere the "Surface" layer represents conditions at ground or water levelthis layer follows the contours of mountains, valleys, etc. overlays show another dimension of data using colorsome overlays are valid at a specific heightwhile others are valid for the entire thickness of the atmosphere Wind | wind speed at specified height Temp | temperature at specified height TPW (Total Precipitable Water) | total amount of water in a column of air stretching from ground to space TCW (Total Cloud Water) | total amount of water in clouds in a column of air from ground to space MSLP (Mean Sea Level Pressure) | air pressure reduced to sea level MI (Misery Index) | perceived air temperature combined heat index and wind chill