Jefferson, Lewis and Oswego countiesThis severe thunderstorm warning is in effect until 7:45pm. Triple Doppler Radar at 7:15pm iondicated a cluster of strong to severe thunderstorms around Mexico, NY with maximum hail size of just over 1". This cluster of storms was heading east to nrotheast and will move across Route 81 heading to Altmar, Parish and into the Tug Hill over the next 30-60 minutes. A severe thunderstorm warning means that there is imminent danger for large hail, damaging winds, lightning and torrential rain in the path of the strongest part of the storm. You should seek shelter immediately. If your area has a severe thunderstorm warning, here is what you should do: -- If you are outdoors, get inside your home, a strong building, or in your car. If there is no building nearby, your best protection is in a cave or ditch. Boaters should head to shore immediately. -- When indoors, go to an interior room on the lowest level. Stay away from windows and doors. Do not use electrical appliances. Do not use the telephone, except in an emergency. -- If you are driving, pull over to the side of the road until the storm passes. Heavy rain with any thunderstorm can flood roads quickly. Never try to drive through an area where water covers the road, even if you think it is shallow. This water may sweep your vehicle away. Stay updated with this storm with these links : -- Interactive Doppler Radar: http://www.cnycentral.com/weather/interactive.aspx -- Triple Doppler Radar: http://www.cnycentral.com/weather/radar.aspx-- Lightning Strikes: Lightning Strikes: http://www.cnycentral.com/weather/images/uploaded/lightning.JPG -- Watches/Warnings: http://www.cnycentral.com/weather/images/uploaded/warnings.JPG (Make sure to hit the 'F5' key to refresh the page.) -- Follow CNY Central Meteorologists on Twitter: http://twitter.com/CNYcentral/cnycentralweather If you see a severe weather, damaging winds, hail, or flooding, please let us know on Facebook or by e-mail at firstname.lastname@example.org or email@example.com.