var graphs = {};
		
			$(document).ready(function() {
				
				dataset = [
					{
						label: 'Teplota (°C)',
						data: [[1628632821000,22.90000000],[1628632994000,22.90000000],[1628633293000,23.06000000],[1628633593000,23.20000000],[1628633892000,23.28000000],[1628634193000,23.32000000],[1628634494000,23.30000000],[1628634793000,23.32000000],[1628635093000,23.30000000],[1628635393000,23.30000000],[1628635693000,23.38000000],[1628635992000,23.42000000],[1628636293000,23.40000000],[1628636593000,23.40000000],[1628636893000,23.48000000],[1628637192000,23.64000000],[1628637493000,23.70000000],[1628637792000,23.72000000],[1628638093000,23.78000000],[1628638393000,23.80000000],[1628638693000,23.70000000],[1628638994000,23.70000000],[1628639293000,23.70000000],[1628639593000,23.70000000],[1628639899000,23.70000000],[1628640193000,23.66000000],[1628640493000,23.52000000],[1628640792000,23.42000000],[1628641093000,23.30000000],[1628641394000,23.30000000],[1628641693000,23.18000000],[1628641992000,23.10000000],[1628642296000,22.98000000],[1628642594000,22.90000000],[1628642893000,22.82000000],[1628643193000,22.62000000],[1628643493000,22.64000000],[1628643795000,22.58000000],[1628644093000,22.50000000],[1628644396000,22.46000000],[1628644693000,22.20000000],[1628644994000,21.86000000],[1628645293000,21.72000000],[1628645593000,21.70000000],[1628645893000,21.70000000],[1628646193000,21.48000000],[1628646493000,21.48000000],[1628646794000,21.50000000],[1628647093000,21.38000000],[1628647393000,21.22000000],[1628647693000,20.98000000],[1628647994000,20.72000000],[1628648293000,20.68000000],[1628648593000,20.60000000],[1628648895000,20.60000000],[1628649193000,20.64000000],[1628649494000,20.70000000],[1628649793000,20.70000000],[1628650092000,20.78000000],[1628650393000,20.76000000],[1628650693000,20.80000000],[1628650993000,20.90000000],[1628651293000,20.88000000],[1628651593000,20.90000000],[1628651894000,20.88000000],[1628652193000,20.88000000],[1628652493000,20.94000000],[1628652795000,21.18000000],[1628653093000,21.30000000],[1628653392000,21.42000000],[1628653693000,21.50000000],[1628653993000,21.46000000],[1628654293000,21.40000000],[1628654598000,21.32000000],[1628654894000,21.26000000],[1628655193000,21.18000000],[1628655493000,21.04000000],[1628655792000,20.90000000],[1628656093000,20.80000000],[1628656394000,20.86000000],[1628656693000,20.98000000],[1628656993000,20.98000000],[1628657293000,20.82000000],[1628657593000,20.86000000],[1628657893000,20.90000000],[1628658193000,20.90000000],[1628658493000,20.84000000],[1628658793000,20.88000000],[1628659093000,21.10000000],[1628659393000,21.28000000],[1628659693000,21.52000000],[1628659993000,21.68000000],[1628660294000,21.76000000],[1628660592000,21.80000000],[1628660893000,21.92000000],[1628661193000,22.10000000],[1628661494000,22.12000000],[1628661793000,22.20000000],[1628662093000,22.30000000],[1628662396000,22.30000000],[1628662693000,22.36000000],[1628662993000,22.46000000],[1628663293000,22.60000000],[1628663593000,22.82000000],[1628663893000,23.04000000],[1628664195000,23.00000000],[1628664493000,23.14000000],[1628664793000,23.02000000],[1628665094000,23.22000000],[1628665392000,23.18000000],[1628665693000,22.88000000],[1628665994000,22.90000000],[1628666292000,22.96000000],[1628666593000,23.08000000],[1628666893000,23.20000000],[1628667193000,23.24000000],[1628667493000,23.12000000],[1628667792000,23.28000000],[1628668093000,23.18000000],[1628668395000,23.22000000],[1628668693000,23.22000000],[1628668993000,23.30000000],[1628669298000,23.64000000],[1628669593000,23.88000000],[1628669896000,23.96000000],[1628670192000,23.96000000],[1628670493000,23.88000000],[1628670793000,23.96000000],[1628671093000,24.10000000],[1628671393000,24.22000000],[1628671693000,24.40000000],[1628671993000,24.46000000],[1628672293000,24.56000000],[1628672592000,24.64000000],[1628672894000,24.62000000],[1628673193000,24.72000000],[1628673493000,24.82000000],[1628673793000,24.96000000],[1628674096000,25.20000000],[1628674393000,25.10000000],[1628674693000,25.12000000],[1628674995000,25.12000000],[1628675293000,25.32000000],[1628675593000,25.44000000],[1628675893000,25.72000000],[1628676193000,25.94000000],[1628676493000,25.92000000],[1628676794000,26.16000000],[1628677093000,26.44000000],[1628677393000,26.64000000],[1628677693000,26.92000000],[1628677993000,27.10000000],[1628678293000,27.24000000],[1628678592000,27.28000000],[1628678893000,27.24000000],[1628679193000,27.40000000],[1628679493000,27.76000000],[1628679793000,27.90000000],[1628680093000,28.04000000],[1628680393000,27.98000000],[1628680692000,27.84000000],[1628680992000,28.02000000],[1628681293000,28.32000000],[1628681594000,28.44000000],[1628681893000,28.50000000],[1628682192000,28.40000000],[1628682493000,28.56000000],[1628682793000,28.38000000],[1628683095000,28.66000000],[1628683393000,28.66000000],[1628683693000,28.76000000],[1628683993000,29.04000000],[1628684293000,29.04000000],[1628684594000,28.76000000],[1628685013000,29.10000000],[1628692692000,30.60000000],[1628696533000,30.30000000],[1628711296000,24.50000000],],
						color: '#d6212a'
					},
					{
						label: 'Rosný bod (°C)',
						data: [[1628632821000,15.6],[1628632994000,15.6],[1628633293000,15.6],[1628633593000,15.5],[1628633892000,15.6],[1628634193000,15.6],[1628634494000,15.6],[1628634793000,15.5],[1628635093000,15.6],[1628635393000,15.5],[1628635693000,15.5],[1628635992000,15.5],[1628636293000,15.5],[1628636593000,15.5],[1628636893000,15.5],[1628637192000,15.4],[1628637493000,15.3],[1628637792000,15.3],[1628638093000,15.2],[1628638393000,15.3],[1628638693000,15.2],[1628638994000,15.2],[1628639293000,15.2],[1628639593000,15.2],[1628639899000,15.2],[1628640193000,15.2],[1628640493000,15.3],[1628640792000,15.2],[1628641093000,15.2],[1628641394000,15.2],[1628641693000,15.2],[1628641992000,15.2],[1628642296000,15.2],[1628642594000,15.1],[1628642893000,15.1],[1628643193000,15],[1628643493000,15.1],[1628643795000,15.1],[1628644093000,15],[1628644396000,15],[1628644693000,15.1],[1628644994000,15],[1628645293000,15],[1628645593000,14.9],[1628645893000,15],[1628646193000,15],[1628646493000,14.9],[1628646794000,15],[1628647093000,15],[1628647393000,15],[1628647693000,15],[1628647994000,15],[1628648293000,15],[1628648593000,14.9],[1628648895000,14.9],[1628649193000,14.9],[1628649494000,14.8],[1628649793000,14.7],[1628650092000,14.5],[1628650393000,14.3],[1628650693000,14.1],[1628650993000,14.1],[1628651293000,14],[1628651593000,13.9],[1628651894000,13.5],[1628652193000,13.3],[1628652493000,12.9],[1628652795000,12.7],[1628653093000,12.7],[1628653392000,12.7],[1628653693000,12.8],[1628653993000,13],[1628654293000,13.1],[1628654598000,13.1],[1628654894000,13.2],[1628655193000,13.3],[1628655493000,13.3],[1628655792000,13.3],[1628656093000,13.2],[1628656394000,13.1],[1628656693000,13.1],[1628656993000,13.4],[1628657293000,13.4],[1628657593000,13.5],[1628657893000,13.5],[1628658193000,13.6],[1628658493000,13.6],[1628658793000,13.7],[1628659093000,13.8],[1628659393000,14],[1628659693000,14.1],[1628659993000,14.2],[1628660294000,14.2],[1628660592000,14.2],[1628660893000,14.3],[1628661193000,14.4],[1628661494000,14.3],[1628661793000,14.4],[1628662093000,14.4],[1628662396000,14.4],[1628662693000,14.4],[1628662993000,14.5],[1628663293000,14.6],[1628663593000,14.8],[1628663893000,14.8],[1628664195000,14.7],[1628664493000,14.9],[1628664793000,14.8],[1628665094000,15],[1628665392000,14.9],[1628665693000,14.7],[1628665994000,14.8],[1628666292000,14.8],[1628666593000,15],[1628666893000,15],[1628667193000,14.9],[1628667493000,14.9],[1628667792000,14.9],[1628668093000,14.7],[1628668395000,14.6],[1628668693000,14.7],[1628668993000,14.7],[1628669298000,15],[1628669593000,15],[1628669896000,15.1],[1628670192000,15.1],[1628670493000,15.1],[1628670793000,15.2],[1628671093000,15.3],[1628671393000,15.4],[1628671693000,15.3],[1628671993000,15.2],[1628672293000,15],[1628672592000,14.9],[1628672894000,14.9],[1628673193000,15.2],[1628673493000,15.4],[1628673793000,15.6],[1628674096000,15.8],[1628674393000,15.5],[1628674693000,15.6],[1628674995000,15.6],[1628675293000,15.8],[1628675593000,15.7],[1628675893000,15.9],[1628676193000,15.9],[1628676493000,15.8],[1628676794000,15.9],[1628677093000,15.8],[1628677393000,16],[1628677693000,16.3],[1628677993000,16.3],[1628678293000,16.2],[1628678592000,16.1],[1628678893000,16.1],[1628679193000,16.3],[1628679493000,16.3],[1628679793000,16.5],[1628680093000,16.2],[1628680393000,15.9],[1628680692000,15.7],[1628680992000,15.7],[1628681293000,15.9],[1628681594000,16.1],[1628681893000,16],[1628682192000,15.9],[1628682493000,15.8],[1628682793000,15.9],[1628683095000,15.9],[1628683393000,15.8],[1628683693000,15.8],[1628683993000,16.1],[1628684293000,16.1],[1628684594000,16],[1628685013000,16.4],[1628692692000,16.6],[1628696533000,15.2],[1628711296000,13.5],],
						color: '#5b9f4a'
					}

				];

				var options = {				
					xaxes: [{
						axisLabel: 'temperature',
					}],		
					points: {
						show: false
					},
					lines: { 
						show: true,
						lineWidth: 2,
						fill: false, 
					},
					xaxis: {
						mode: 'time',
						minTickSize: [1, 'hour'],
						timeformat: '%d.%m.\, %H:%M',
						timezone: 'browser',
					},
					grid: { 
						hoverable: true, 
						clickable: true, 
						borderWidth: 0, 		
					},
					tooltip: {
						show: true,
						content: '%x - %y.1°C'
					},
					crosshair: {
						mode: 'x'
					},
					legend: { 
						show: true,
						container: '#chart-temperature-legend'
					}										
				};

				graphs['#chart-temperature'] = $.plot('#chart-temperature', dataset, options);
			});
		
				$(document).ready(function() {
					
					dataset = [
						{
							label: 'Vlhkosť (%)',
							data: [[1628632821000,63.53333333],[1628632994000,63.42000000],[1628633293000,62.76000000],[1628633593000,62.14000000],[1628633892000,61.98000000],[1628634193000,62.02000000],[1628634494000,61.96000000],[1628634793000,61.74000000],[1628635093000,62.02000000],[1628635393000,61.76000000],[1628635693000,61.44000000],[1628635992000,61.20000000],[1628636293000,61.36000000],[1628636593000,61.28000000],[1628636893000,61.00000000],[1628637192000,60.06000000],[1628637493000,59.40000000],[1628637792000,59.20000000],[1628638093000,58.88000000],[1628638393000,58.88000000],[1628638693000,58.96000000],[1628638994000,58.94000000],[1628639293000,59.06000000],[1628639593000,58.96000000],[1628639899000,59.02000000],[1628640193000,59.32000000],[1628640493000,59.90000000],[1628640792000,60.06000000],[1628641093000,60.58000000],[1628641394000,60.56000000],[1628641693000,61.00000000],[1628641992000,61.24000000],[1628642296000,61.54000000],[1628642594000,61.70000000],[1628642893000,61.90000000],[1628643193000,62.38000000],[1628643493000,62.46000000],[1628643795000,62.68000000],[1628644093000,62.82000000],[1628644396000,62.90000000],[1628644693000,64.32000000],[1628644994000,65.32000000],[1628645293000,65.60000000],[1628645593000,65.60000000],[1628645893000,65.72000000],[1628646193000,66.50000000],[1628646493000,66.48000000],[1628646794000,66.62000000],[1628647093000,67.00000000],[1628647393000,67.92000000],[1628647693000,68.80000000],[1628647994000,69.76000000],[1628648293000,70.00000000],[1628648593000,70.16000000],[1628648895000,70.06000000],[1628649193000,69.68000000],[1628649494000,69.18000000],[1628649793000,68.48000000],[1628650092000,67.58000000],[1628650393000,66.48000000],[1628650693000,65.60000000],[1628650993000,65.16000000],[1628651293000,64.74000000],[1628651593000,64.22000000],[1628651894000,62.80000000],[1628652193000,61.92000000],[1628652493000,60.18000000],[1628652795000,58.52000000],[1628653093000,58.02000000],[1628653392000,57.66000000],[1628653693000,57.98000000],[1628653993000,58.70000000],[1628654293000,59.16000000],[1628654598000,59.72000000],[1628654894000,60.24000000],[1628655193000,60.94000000],[1628655493000,61.22000000],[1628655792000,61.92000000],[1628656093000,62.04000000],[1628656394000,61.34000000],[1628656693000,60.92000000],[1628656993000,61.94000000],[1628657293000,62.74000000],[1628657593000,62.72000000],[1628657893000,62.78000000],[1628658193000,63.10000000],[1628658493000,63.38000000],[1628658793000,63.52000000],[1628659093000,63.40000000],[1628659393000,63.14000000],[1628659693000,62.92000000],[1628659993000,62.62000000],[1628660294000,62.42000000],[1628660592000,62.26000000],[1628660893000,62.18000000],[1628661193000,61.82000000],[1628661494000,61.28000000],[1628661793000,61.34000000],[1628662093000,61.16000000],[1628662396000,60.98000000],[1628662693000,60.64000000],[1628662993000,60.66000000],[1628663293000,60.72000000],[1628663593000,60.62000000],[1628663893000,59.98000000],[1628664195000,59.68000000],[1628664493000,59.76000000],[1628664793000,60.12000000],[1628665094000,60.18000000],[1628665392000,59.90000000],[1628665693000,60.08000000],[1628665994000,60.30000000],[1628666292000,60.36000000],[1628666593000,60.46000000],[1628666893000,60.14000000],[1628667193000,59.70000000],[1628667493000,59.94000000],[1628667792000,59.58000000],[1628668093000,58.96000000],[1628668395000,58.60000000],[1628668693000,58.70000000],[1628668993000,58.66000000],[1628669298000,58.64000000],[1628669593000,57.84000000],[1628669896000,57.78000000],[1628670192000,57.78000000],[1628670493000,58.00000000],[1628670793000,58.30000000],[1628671093000,58.02000000],[1628671393000,58.02000000],[1628671693000,56.86000000],[1628671993000,56.28000000],[1628672293000,55.24000000],[1628672592000,54.72000000],[1628672894000,54.82000000],[1628673193000,55.38000000],[1628673493000,55.86000000],[1628673793000,56.20000000],[1628674096000,56.18000000],[1628674393000,55.40000000],[1628674693000,55.48000000],[1628674995000,55.68000000],[1628675293000,55.68000000],[1628675593000,55.02000000],[1628675893000,54.86000000],[1628676193000,53.98000000],[1628676493000,53.76000000],[1628676794000,53.44000000],[1628677093000,52.08000000],[1628677393000,51.98000000],[1628677693000,52.12000000],[1628677993000,51.80000000],[1628678293000,50.80000000],[1628678592000,50.60000000],[1628678893000,50.68000000],[1628679193000,50.62000000],[1628679493000,49.78000000],[1628679793000,49.88000000],[1628680093000,48.60000000],[1628680393000,47.98000000],[1628680692000,47.72000000],[1628680992000,47.02000000],[1628681293000,46.76000000],[1628681594000,47.10000000],[1628681893000,46.66000000],[1628682192000,46.76000000],[1628682493000,46.04000000],[1628682793000,46.78000000],[1628683095000,46.06000000],[1628683393000,45.64000000],[1628683693000,45.54000000],[1628683993000,45.60000000],[1628684293000,45.52000000],[1628684594000,46.00000000],[1628685013000,46.20000000],[1628692692000,43.00000000],[1628696533000,40.00000000],[1628711296000,50.30000000],],
							color: '#ff9000'
						}
					];

					var options = {				
						xaxes: [{
							axisLabel: 'humidity',
						}],		
						points: {
							show: false
						},
						lines: { 
							show: true,
							lineWidth: 2,
							fill: false, 
						},
						xaxis: {
							mode: 'time',
							minTickSize: [1, 'hour'],
							timeformat: '%d.%m.\, %H:%M',
							timezone: 'browser',
						},
						grid: { 
							hoverable: true, 
							clickable: true, 
							borderWidth: 0, 		
						},
						tooltip: {
							show: true,
							content: '%x - %y.1%'
						},
						crosshair: {
							mode: 'x'
						},
						legend: { 
							show: true,
							container: '#chart-humidity-legend'
						}										
					};

					graphs['#chart-humidity'] = $.plot('#chart-humidity', dataset, options);
				});
			
				$(document).ready(function() {
					
					dataset = [
						{
							label: 'Atmosférický tlak (hPa)',
							data: [[1628632821000,1017],[1628632994000,1017.1],[1628633293000,1017],[1628633593000,1017.1],[1628633892000,1017.1],[1628634193000,1017],[1628634494000,1017.1],[1628634793000,1017],[1628635093000,1017],[1628635393000,1017],[1628635693000,1017],[1628635992000,1017.1],[1628636293000,1017.1],[1628636593000,1017.1],[1628636893000,1017.2],[1628637192000,1017.2],[1628637493000,1017.1],[1628637792000,1017.2],[1628638093000,1017.2],[1628638393000,1017.2],[1628638693000,1017.1],[1628638994000,1017.2],[1628639293000,1017.2],[1628639593000,1017.2],[1628639899000,1017.4],[1628640193000,1017.4],[1628640493000,1017.3],[1628640792000,1017.3],[1628641093000,1017.3],[1628641394000,1017.3],[1628641693000,1017.3],[1628641992000,1017.3],[1628642296000,1017.2],[1628642594000,1017.2],[1628642893000,1017.3],[1628643193000,1017.4],[1628643493000,1017.5],[1628643795000,1017.6],[1628644093000,1017.6],[1628644396000,1017.6],[1628644693000,1017.8],[1628644994000,1017.8],[1628645293000,1017.9],[1628645593000,1017.9],[1628645893000,1017.9],[1628646193000,1018],[1628646493000,1018.2],[1628646794000,1018.4],[1628647093000,1018.4],[1628647393000,1018.5],[1628647693000,1018.7],[1628647994000,1018.6],[1628648293000,1018.5],[1628648593000,1018.4],[1628648895000,1018.3],[1628649193000,1018.2],[1628649494000,1018.3],[1628649793000,1018.3],[1628650092000,1018.3],[1628650393000,1018.3],[1628650693000,1018.2],[1628650993000,1018.1],[1628651293000,1018.2],[1628651593000,1018.1],[1628651894000,1018],[1628652193000,1017.9],[1628652493000,1017.9],[1628652795000,1017.7],[1628653093000,1017.8],[1628653392000,1018.1],[1628653693000,1018.4],[1628653993000,1018.5],[1628654293000,1018.6],[1628654598000,1018.7],[1628654894000,1018.8],[1628655193000,1018.9],[1628655493000,1018.8],[1628655792000,1018.6],[1628656093000,1018.4],[1628656394000,1018.4],[1628656693000,1018.5],[1628656993000,1018.6],[1628657293000,1018.6],[1628657593000,1018.5],[1628657893000,1018.5],[1628658193000,1018.7],[1628658493000,1018.8],[1628658793000,1018.8],[1628659093000,1018.9],[1628659393000,1019],[1628659693000,1019],[1628659993000,1019],[1628660294000,1019],[1628660592000,1019.1],[1628660893000,1019.1],[1628661193000,1019.1],[1628661494000,1019],[1628661793000,1019],[1628662093000,1019],[1628662396000,1019.1],[1628662693000,1019.1],[1628662993000,1019.1],[1628663293000,1019.2],[1628663593000,1019.2],[1628663893000,1019.2],[1628664195000,1019.3],[1628664493000,1019.3],[1628664793000,1019.5],[1628665094000,1019.6],[1628665392000,1019.6],[1628665693000,1019.6],[1628665994000,1019.6],[1628666292000,1019.6],[1628666593000,1019.6],[1628666893000,1019.6],[1628667193000,1019.6],[1628667493000,1019.7],[1628667792000,1019.8],[1628668093000,1019.8],[1628668395000,1019.8],[1628668693000,1019.9],[1628668993000,1019.8],[1628669298000,1019.7],[1628669593000,1019.7],[1628669896000,1019.7],[1628670192000,1019.8],[1628670493000,1019.8],[1628670793000,1019.8],[1628671093000,1019.7],[1628671393000,1019.7],[1628671693000,1019.7],[1628671993000,1019.7],[1628672293000,1019.6],[1628672592000,1019.6],[1628672894000,1019.6],[1628673193000,1019.7],[1628673493000,1019.6],[1628673793000,1019.6],[1628674096000,1019.7],[1628674393000,1019.7],[1628674693000,1019.7],[1628674995000,1019.7],[1628675293000,1019.7],[1628675593000,1019.6],[1628675893000,1019.6],[1628676193000,1019.7],[1628676493000,1019.6],[1628676794000,1019.6],[1628677093000,1019.6],[1628677393000,1019.6],[1628677693000,1019.5],[1628677993000,1019.5],[1628678293000,1019.4],[1628678592000,1019.3],[1628678893000,1019.3],[1628679193000,1019.2],[1628679493000,1019.1],[1628679793000,1019.1],[1628680093000,1019.1],[1628680393000,1019.1],[1628680692000,1019],[1628680992000,1019],[1628681293000,1018.9],[1628681594000,1018.9],[1628681893000,1018.8],[1628682192000,1018.8],[1628682493000,1018.8],[1628682793000,1018.7],[1628683095000,1018.7],[1628683393000,1018.8],[1628683693000,1018.7],[1628683993000,1018.7],[1628684293000,1018.7],[1628684594000,1018.7],[1628685013000,1018.6],[1628692692000,1017.7],[1628696533000,1017.8],[1628711296000,1019.8],],
							color: '#000000'
						}
					];

					var options = {				
						xaxes: [{
							axisLabel: 'pressure',
						}],		
						points: {
							show: false
						},
						lines: { 
							show: true,
							lineWidth: 2,
							fill: false, 
						},
						xaxis: {
							mode: 'time',
							minTickSize: [1, 'hour'],
							timeformat: '%d.%m.\, %H:%M',
							timezone: 'browser',
						},
						grid: { 
							hoverable: true, 
							clickable: true, 
							borderWidth: 0, 		
						},
						tooltip: {
							show: true,
							content: '%x - %y.1hPa'
						},
						crosshair: {
							mode: 'x'
						},
						legend: { 
							show: true,
							container: '#chart-pressure-legend'
						}										
					};

					graphs['#chart-pressure'] = $.plot('#chart-pressure', dataset, options);
				});
			
			$('.modal').on('hide.bs.modal', function() {
				var memory = $(this).html();
				$(this).html(memory);
			});
		
		function meteo_wind_direction_name(wind_direction) {
			if (wind_direction >= 0.00 && wind_direction <= 11.25) {
				ret = 'S';
			} else if (wind_direction > 11.25 && wind_direction <= 33.75) {
				ret = 'SSV';
			} else if (wind_direction > 33.75 && wind_direction <= 56.25) {
				ret = 'SV';
			} else if (wind_direction > 56.25 && wind_direction <= 78.75) { // 67.5
				ret = 'VSV';
			} else if (wind_direction > 78.75 && wind_direction <= 101.25) { // 90
				ret = 'V';
			} else if (wind_direction > 101.25 && wind_direction <= 123.75) { //112.5
				ret = 'VJV';
			} else if (wind_direction > 123.75 && wind_direction <= 146.25) { // 135
				ret = 'JV';
			} else if (wind_direction > 146.25 && wind_direction <= 168.75) { // 157.5
				ret = 'JJV';
			} else if (wind_direction > 168.75 && wind_direction <= 191.25) { // 180
				ret = 'J';
			} else if (wind_direction > 191.25 && wind_direction <= 213.75) { // 202.5
				ret = 'JJZ';
			} else if (wind_direction > 213.75 && wind_direction <= 236.25) { // 225
				ret = 'JZ';
			} else if (wind_direction > 236.25 && wind_direction <= 258.75) { // 247.5
				ret = 'ZJZ';
			} else if (wind_direction > 258.75 && wind_direction <= 281.25) { // 270
				ret = 'Z';
			} else if (wind_direction > 281.25 && wind_direction <= 303.75) { // 292.5
				ret = 'ZSZ';
			} else if (wind_direction > 303.75 && wind_direction <= 326.25) { // 315
				ret = 'SZ';
			} else if (wind_direction > 326.25 && wind_direction <= 348.75) { // 337.5
				ret = 'SSZ';
			} else if (wind_direction > 348.75 && wind_direction <= 360.0) { // 337.5
				ret = 'S';
			} else {
				return '';
			}

			return ret;
		}