Ice Storm Index
NWS has an experimental website available called Preview Weather where you can display forecasts, radar, satellite, etc. The website also contains a feature called "Travel Hazard Forecast". Click on the automobile icon in the upper right toolbar (next to the search map) to get hazard and forecast information along a travel route.
National Weather Service - Binghamton Region
National Weather Service - Buffalo Region
Tornados (Source: FEMA)