2019 hyundai kona electric charge wind gust

Windy, cold (26 F) morning in NY today. Attempting to charge my 2019 Hyundai Kona on my home 240V 40 Amp JuiceBox charger. Normally works fine, however, today, charge starts then stops. I get a message indicating that charging has stopped because of a power outage, or connection issue. After...