It depends, is it airline, air terminal or airport which is being affected by it. Go online to your aircarrier, or the airport website or 1010WINS or check the weather reports throughout the country and do the work in discovering the answer for yourself. You seem to have enough knowledge with this app to place this question here, you should have no difficulty on Google, bing or Firefox web browser, weather apps, traffic apps etc., to get your answers.
I'm guessing it's weather related I'm not there presently
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