Downpour and its effects Vehicles made their way through a heavy downpour at I-435 and I-70 around 3:22 p.m. Friday. The weather service advises motorists to avoid roadways that are flooded. (KC Scout photo) The BPU outage map showed more than 10,000 customers in Wyandotte County without power around 4:42 p.m. Friday. (BPU outage map) Emergency vehicles responded at I-635 and Kansas Avenue around 4:35 p.m. Friday. (KC Scout photo) About 1.75 inches of rain fell in parts of Wyandotte County, providing more than enough water for local gardens. The amount of rain and speed at which it fell caused a flood advisory to be issued for Wyandotte County. To see a video of flash flooding near 78th and Washington in Kansas City, Kansas, visit https://www.facebook.com/leslie.burleson.58/videos/4678748495487433.