Bermuda is tonight under a storm warning as forecasters say the Island will suffer severe weather conditions which are due to last into tomorrow morning.Mark Guishard, Director of the Bermuda Weather Service, said the forecast called for sustained gales, periods of heavy downpours and thunderstorms with a risk of small hail.Dr. Guishard also said that in the early hours of tomorrow, it is anticipated that storm-force wind gusts of up to 60 knots, or almost 70mph, will occur intermittently. As such residents are encouraged to monitor weather reports and updates for changes.A Government spokeswoman said: “As a public safety precaution, the Ministry of National Security is advising motorists, particularly cyclists who are travelling about the Island this evening, to use extra care and caution when traversing the Island's roads and bridges.”She said there were no plans to close the Causeway although the bridge will be closely monitored.