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Heavy Rain in Grant County, Washington
Heavy Rain September 19, 2010 · Grant County, Washington
Where the report was made, with tornadoes recorded within 15 miles over the years.
The wider storm
A thunderstorm containing very heavy rainfall tracked through Ephrata resulting in Urban Flooding. Storm drains were overwhelmed by the heavy rain with a road bed washed out. Water from a sewer backed up towards a house. Water in the city streets got as high as 18 to 20 inches deep. The Ephrata Airport reported 0.29 inches of rain in 25 minutes. Other rain gauges just west of Ephrata received around a half inch of rain.
Began near Ephrata (47.3232, -119.5591).
Source: NOAA Storm Events Database, event 252459. Narratives are written by the National Weather Service forecast office that issued the report.
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