{
 "cells": [
  {
   "cell_type": "markdown",
   "id": "0",
   "metadata": {},
   "source": [
    "You will need to install the following packages:\n",
    "- `xarray`\n",
    "- `netcdf4`\n",
    "- `geemap`"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "1",
   "metadata": {},
   "outputs": [],
   "source": [
    "# %pip install geemap xarray netcdf4"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "2",
   "metadata": {},
   "outputs": [],
   "source": [
    "from ipyleaflet.velocity import Velocity\n",
    "import xarray as xr\n",
    "import geemap"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "3",
   "metadata": {},
   "outputs": [],
   "source": [
    "center = [44.339565, -130.605468]\n",
    "zoom = 3\n",
    "m = geemap.Map(\n",
    "    center=center,\n",
    "    zoom=zoom,\n",
    "    interpolation=\"nearest\",\n",
    "    basemap=\"CartoDB.DarkMatter\",\n",
    "    add_google_map=False,\n",
    "    ee_initialize=False,\n",
    ")\n",
    "m"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "4",
   "metadata": {},
   "outputs": [],
   "source": [
    "url = \"https://github.com/gee-community/geemap/raw/master/examples/data/wind_global.nc\"\n",
    "geemap.download_file(url, \"wind_global.nc\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "5",
   "metadata": {},
   "outputs": [],
   "source": [
    "ds = xr.open_dataset(\"wind_global.nc\")\n",
    "ds"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "6",
   "metadata": {},
   "outputs": [],
   "source": [
    "display_options = {\n",
    "    \"velocityType\": \"Global Wind\",\n",
    "    \"displayPosition\": \"bottomleft\",\n",
    "    \"displayEmptyString\": \"No wind data\",\n",
    "}\n",
    "wind = Velocity(\n",
    "    data=ds,\n",
    "    zonal_speed=\"u_wind\",\n",
    "    meridional_speed=\"v_wind\",\n",
    "    latitude_dimension=\"lat\",\n",
    "    longitude_dimension=\"lon\",\n",
    "    velocity_scale=0.01,\n",
    "    max_velocity=20,\n",
    "    display_options=display_options,\n",
    ")\n",
    "m.add_layer(wind)"
   ]
  }
 ],
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