The National Weather Service has issued a Severe Thunderstorm Watch for Nassau and Suffolk counties through 2 p.m. Monday.
A line of rainmaking storms rolled through the Syosset area at 8 a.m. More are expected throughout the day.
In addition, there's a Severe Thunderstorm Warning for the Long Island Sound.
Follow where the storms are headed via radar. Keep an eye out on traffic with Patch Commute's live traffic map.
Got photos or video of the wild weather? Submit it here using the upload button.