Jul 7, 2014
Severe thunderstorms produced large hail, from quarter to golfball size, and damaging winds across Arapahoe, Boulder, Elbert and Jefferson Counties. Flash flooding was reported in central Jefferson County. Heavy rainfall produced street flooding in Denver with some basement flooding reported as well. The strong winds downed trees and power lines. One man was injured by a nearby lightning strike in Arvada. Lightning also sparked a small attic fire in Castle Pines and caused brief electrical
Source: NOAA National Weather Service Storm Events Database (event 532528). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Jefferson County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.