После exception продолжить работу

//index 
$location = new app\Location\Location('Vilnius');
 
$providers = [
    'app\Provider\YahooProvider',
        'app\Provider\OpenWeatherMapProvider',
];
 
$apiKeys = [
    'YahooProvider' =>   '',
        'OpenWeatherMap' => '',
];
 
$temperature = new app\Provider\DelegatingProvider($providers, $apiKeys);
$weather = $temperature->fetch($location);

class DelegatingProvider implements WeatherProviderInterface
{
    private $appId;
    private $providers;
 
    public function __construct($providers, $appId)
    {
        $this->providers = $providers;
        $this->appId = $appId;
    }
 
    /**
     * 
     * @param Location $location
     * @return type
     */
    public function fetch(Location $location)
    {
        foreach ($this->providers as $provider) {
            switch ($provider) {
                case 'app\Provider\YahooProvider':
                    $provider = new $provider(new YahooParser());
                    break;
                case 'app\Provider\OpenWeatherMapProvider':
                    $provider = new $provider(new OpenWeatherMapParser(), $this->appId['OpenWeatherMap']);
                    break;
            }
 
            $weather = $provider->fetch($location);
            return $weather;
        }
    }
}

class YahooProvider implements WeatherProviderInterface
{
    public function __construct(YahooParser $parser)
    {
        $this->parser = $parser;
    }
    
    /*
     * 
     * @param Location $location
     * @return Weather
     * @throws WeatherException
     */
    public function fetch(Location $location)
    {
        $weather = new Weather();
        $city = $location->getCity();
 
        // Request from example yahoo doc
        $BASE_URL = "http://query.yahooapis.com/v1/public/yql";
        $yql_query = 'select * from weather.forecast where woeid in (SELECT woeid FROM geo.places WHERE text="'.$city.'") and u="C"';
        $yql_query_url = $BASE_URL . "?q=" . urlencode($yql_query) . "&format=json";
 
        $json  = file_get_contents($yql_query_url);
        $data = json_decode($json);
        $temp = (int)$data->query->results->channel->item->condition->temp;
        
        if ($temp == null) {
            throw new WeatherException('Could not retrieve temperature from Yahoo Weather');
        }
        
        $weather->setTemperature($temp);
        $weather->setProviderName("Yahoo");
 
        return $weather;
    }
}