yr-forecast/index.php

<?php

require __DIR__ . '/vendor/autoload.php';

$url = 'https://www.yr.no/place/Norway/Troms/Tromsø/Tromsø/forecast_hour_by_hour.xml';

$forecast = new App\Yr\Forecast($url);

echo '<pre>';
$range = $forecast->getTabular()->getBetween(
    $forecast->getSunset(), $forecast->getSunrise()->add(new \DateInterval('P1D'))
);

foreach ($range as $time)
    echo $time . "\n";

echo "\n<hr />\n";
foreach ($range->getVariations()->getData() as $data) 
    echo sprintf("%s: %s\n", $data['time']->getFrom()->format("H:i"), join(", ", $data['entities']));

echo "\n";
foreach ($forecast->getCredit() as $c)
    echo $c . "\n";
?>