windvector.vl

{
    "$schema": "https://vega.github.io/schema/vega-lite/v4.json",
    "config": {
        "view": {
            "fill": "black",
            "step": 10
        }
    },
    "data": {
        "url": "https://vega.github.io/vega-lite/data/windvectors.csv"
    },
    "encoding": {
        "angle": {
            "field": "dir",
            "scale": {
                "domain": [
                    0,
                    360
                ],
                "range": [
                    180,
                    540
                ]
            },
            "type": "quantitative"
        },
        "color": {
            "field": "dir",
            "legend": null,
            "scale": {
                "domain": [
                    0,
                    360
                ],
                "scheme": "rainbow"
            },
            "type": "quantitative"
        },
        "size": {
            "field": "speed",
            "type": "quantitative"
        },
        "x": {
            "axis": null,
            "field": "longitude",
            "type": "ordinal"
        },
        "y": {
            "axis": null,
            "field": "latitude",
            "type": "ordinal"
        }
    },
    "mark": {
        "shape": "wedge",
        "type": "point"
    }
}