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    },
    "tags": []
   },
   "outputs": [],
   "source": [
    "!test -f syn_new.bufr || wget https://get.ecmwf.int/repository/test-data/pdbufr/test-data/syn_new.bufr"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "editable": true,
    "slideshow": {
     "slide_type": ""
    },
    "tags": []
   },
   "source": [
    "# Generic: synop data"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "editable": true,
    "slideshow": {
     "slide_type": ""
    },
    "tags": []
   },
   "outputs": [],
   "source": [
    "import pdbufr"
   ]
  },
  {
   "cell_type": "raw",
   "metadata": {
    "editable": true,
    "raw_mimetype": "text/restructuredtext",
    "slideshow": {
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   "source": [
    "The input BUFR data contains three SYNOP observations.\n",
    "\n",
    "In this notebook we read this data with the :ref:`generic reader <generic-reader>`, which is the default reader."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "editable": true,
    "raw_mimetype": "text/x-rst",
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   },
   "source": [
    "#### Example 1\n",
    "\n",
    "Extract all \"2m\" temperature and dewpoint observations together with the measurement height."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "editable": true,
    "slideshow": {
     "slide_type": ""
    },
    "tags": []
   },
   "outputs": [
    {
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       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>latitude</th>\n",
       "      <th>longitude</th>\n",
       "      <th>heightOfSensorAboveLocalGroundOrDeckOfMarinePlatform</th>\n",
       "      <th>airTemperature</th>\n",
       "      <th>dewpointTemperature</th>\n",
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      "text/plain": [
       "   latitude  longitude  heightOfSensorAboveLocalGroundOrDeckOfMarinePlatform  \\\n",
       "0 -23.13017 -134.96533                                                1.5      \n",
       "1  49.77722   17.54194                                                2.0      \n",
       "2  30.00000  100.27000                                                1.5      \n",
       "\n",
       "   airTemperature  dewpointTemperature data_datetime  WMO_station_id  \n",
       "0          300.45               295.15    2020-03-15           91948  \n",
       "1          269.25               263.55    2020-03-15           11766  \n",
       "2          276.35               263.05    2020-03-15           56257  "
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df = pdbufr.read_bufr(\"syn_new.bufr\", \n",
    "    columns=(\"WMO_station_id\", \"data_datetime\", \"latitude\", \"longitude\", \"heightOfSensorAboveLocalGroundOrDeckOfMarinePlatform\", \"airTemperature\", \"dewpointTemperature\"))\n",
    "df"
   ]
  },
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   "metadata": {
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   "source": [
    "#### Example 2\n",
    "\n",
    "Getting low level cloud data from the message with a given \"dataSubCategory\":"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
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       "      <th>cloudAmount</th>\n",
       "      <th>heightOfBaseOfCloud</th>\n",
       "      <th>cloudType</th>\n",
       "      <th>data_datetime</th>\n",
       "      <th>WMO_station_id</th>\n",
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      "text/plain": [
       "   cloudAmount  heightOfBaseOfCloud  cloudType data_datetime  WMO_station_id\n",
       "0            2                600.0         32    2020-03-15           91948\n",
       "1            2                600.0         20    2020-03-15           91948\n",
       "2            2                600.0         10    2020-03-15           91948"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df = pdbufr.read_bufr(\"syn_new.bufr\", \n",
    "    columns=(\"data_datetime\", \"WMO_station_id\", \"cloudAmount\", \"heightOfBaseOfCloud\", \"cloudType\"),\n",
    "    filters={\"dataSubCategory\": 172, \"verticalSignificanceSurfaceObservations\": 7})\n",
    "df"
   ]
  }
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