The Katy area was under a flash flood warning during the morning of July 25 as a storm system crossed the area.
Between 3.6 inches to 8.64 inches of rain fell in the Katy area over 24 hours as of 5:01 p.m. June 25, according to the Harris County Flood Warning System.
For Katy, receiving 10.8 inches in a 24-hour period is considered a 25-year rain event, or an event with a 4% chance of occurring in any given year, according to national Atlas 14 rainfall estimates.
In the map below, see how much precipitation Harris County gauges measured throughout the Katy area in the past 24 hours as of 5:01 p.m. June 25.
Update: 11:21 a.m. June 25
Between 3.6 inches to 8.3 inches of rain has fallen in the Katy area over the past 24 hours as of 11:15 a.m., according to the Harris County Flood Warning System. This is only a slight increase from the rainfall gauge data at 8:01 a.m.
For Katy, receiving 10.8 inches in a 24-hour period is considered a 25-year rain event, or an event with a 4% chance of occurring in any given year, according to national Atlas 14 rainfall estimates.
Update: 8:25 a.m. June 25
Between 3.44 inches to 8.2 inches of rain has fallen in the Katy area over the past 24 hours as of 8:01 a.m., according to the Harris County Flood Warning System.
The National Weather Service Forecast Office of Houston/Galveston issued a flash flood warning in the Katy area through 9:45 a.m. June 25. It states another 1-3 inches could fall between 7-9 a.m.
For Katy, receiving 10.8 inches in a 24-hour period is considered a 25-year rain event, or an event with a 4% chance of occurring in any given year, according to national Atlas 14 rainfall estimates.
In the map below, see how much precipitation Harris County gauges measured throughout the Katy area in the past 24 hours as of 8:01 a.m. June 25.
