Aug 10, 2020
A hot and humid airmass was in place across the region. This resulted in scattered thunderstorms during the afternoon and evening of August 10th. Some of these storms became severe, with one storm producing an EF1 tornado in Washington County. The storms also produced flash flooding in Ulster County. Heat indices reached the 95 to 100 degree range across the advisory area on Monday, August 10th with heat indices of the same magnitude subdued further south during the afternoon hours of August 11t
Source: NOAA National Weather Service Storm Events Database (event 914701). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Ulster County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.