{"id":"weather-map","no":393,"name":"Weather Map","ja":"天気図","era":"1851–","family":"図解表現","kind":"スタイル","collection":"Dictionary expansion 21","addedAt":"2026-08-18","source":{"title":"気象庁","url":"https://www.jma.go.jp/jma/index.html"},"reference":{"status":"verified","pageUrl":"https://www.jma.go.jp/jma/index.html","credit":"気象庁","gallery":[{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/1947%20October%2012%200630%20UTC%20daily%20weather%20map.png?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:1947%20October%2012%200630%20UTC%20daily%20weather%20map.png","credit":"地上天気図 1947 — Wikimedia Commons / Public domain"},{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/1991%20perfect%20storm%20weather%20analysis%2C%20October%2031%2C%201991.jpg?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:1991%20perfect%20storm%20weather%20analysis%2C%20October%2031%2C%201991.jpg","credit":"『パーフェクト・ストーム』の解析図 1991 — Wikimedia Commons / Public domain"},{"imageUrl":"https://commons.wikimedia.org/wiki/Special:FilePath/Weather%20chart%20(1861).gif?width=640","pageUrl":"https://commons.wikimedia.org/wiki/File:Weather%20chart%20(1861).gif","credit":"フランシス・ゴルトン《イングランド同時刻天気図》 1861 — Wikimedia Commons / Public domain"}]},"essence":"等圧線・前線記号・天気記号で大気を一枚に描く図法。目に見えない気圧の場を曲線の疎密で可視化する手法は、新聞からテレビまで公共の科学グラフィックとして定着した。","cues":["等圧線の疎密","寒冷・温暖前線の記号","天気記号の体系","高低気圧のラベル"],"intents":["信頼","技術","静けさ"],"works":["目に見えない場や分布を、連続量として一枚の図に落とすとき","毎日出す予報図を、同じ読み方が通用する定型として設計するとき"],"recipe":{"type":"数値ラベルは等圧線を切って置き、文字の向きを線に沿わせる","layout":"等圧線は一定の刻みで引き、高低の中心を文字で明示する","material":"地図の地色は淡く沈め、線と記号だけを濃く前面へ出す"},"avoid":"等圧線の刻みを日によって変えると、線の混み具合から風の強さを読むという手がかりが失われる","colors":["#eef2f1","#afcbdc","#4e5054"],"motif":"notation","pair":["celestial-atlas","transit-diagram"],"study":["フィッツロイの天気図","国際天気記号","テレビ天気図のデザイン史"],"en":{"essence":"The atmosphere drawn on one sheet with isobars, front symbols and weather signs. Making invisible pressure fields visible through the density of curves became the public's scientific graphic, from newspapers to television.","cues":["The density of isobars","Cold and warm front symbols","The weather-symbol system","Highs and lows labeled"],"works":["Putting an invisible field on one sheet as a continuous quantity","Designing a daily forecast graphic read the same way every time"],"recipe":{"type":"Values break into the isobar, set turned along the line","layout":"Isobars at one fixed interval, centers of high and low named","material":"The base map held pale, only lines and symbols brought forward"},"avoid":"Changing the isobar interval from day to day destroys the cue that lets a reader judge wind strength from how crowded the lines are.","study":["FitzRoy's charts","international weather symbols","the design history of TV weather maps"]},"links":{"page":"https://indexstyle.org/styles/weather-map","json":"https://indexstyle.org/api/styles/weather-map","designSpec":"https://indexstyle.org/styles/weather-map/design.md","imagePrompt":"https://indexstyle.org/styles/weather-map/prompt.txt"},"usage":{"license":"CC-BY-4.0","licenseName":"Creative Commons Attribution 4.0 International","licenseUrl":"https://creativecommons.org/licenses/by/4.0/","attribution":"IndexStyle — https://indexstyle.org","attributionUrl":"https://indexstyle.org","scope":"Original IndexStyle text and structured data. Reference images, quoted works, and third-party material are excluded and retain their own rights."}}