Flooding

Lake Houston read 42.50 feet at 5:30 a.m. Monday, September 14, and Lake Conroe stood at 94.7 percent full. No flood alerts are in effect. A Heat Advisory runs Monday from 11 a.m. to 6 p.m. with a heat index up to 109.

Bob Rehak of ReduceFlooding counts 24 significant flooding events in the Houston region since Hurricane Ike in 2008, 14 tropical and 10 driven by heavy rain alone, including the 2019 Kingwood and Elm Grove flood.

Lake Houston read 42.46 feet at 5:30 p.m. Central on Sunday, September 13, and Lake Conroe stood at 199.89 feet and 94.8 percent full. No flood alerts are in effect for Harris, Montgomery or Liberty counties, though a Heat Advisory carries into Monday afternoon with heat index values as high as 109.

Lake Houston read 42.52 feet at 5:30 a.m. Central on Sunday, September 13, and Lake Conroe stood at 199.89 feet and 94.8 percent full. No flood alerts are in effect for Harris, Montgomery or Liberty counties, though a Heat Advisory runs until 6 p.m. Sunday with heat index values as high as 109.

Montgomery County Commissioners Court takes up changes to its Drainage Criteria Manual and Development Regulations on September 18, including a new tailwater section and a fourteen day plan acknowledgment window. The county drains toward Lake Houston.

Lake Houston read 42.52 feet at 5:30 p.m. Central Saturday, September 12, with Lake Conroe at 199.91 feet and 94.9 percent full. No National Weather Service alerts are in effect for Harris, Montgomery or Liberty counties.

Lake Houston read 42.55 feet Saturday morning and Lake Conroe stands at 94.9 percent full. No flood alerts are in effect, but a Heat Advisory covers Harris and Montgomery counties from noon to 6 p.m. with heat index values up to 109.

Lake Houston read 42.52 feet at 5:30 p.m. Central on Friday, September 11, and Lake Conroe sits at 199.94 feet and 95.0 percent full. No weather alerts are in effect for Harris, Montgomery or Liberty counties.

The Atlantic basin reached the statistical peak of hurricane season on September 10 without a single hurricane forming in 2026, a pace that would be the latest first hurricane of the satellite era.

The Harris County Community Flood Resilience Task Force has adopted a resolution opposing the proposed Scarborough development, a roughly 5,300-acre residential project west of Kingwood in the Lake Houston watershed.

Lake Houston read 42.58 feet at 5:30 a.m. Central Thursday, September 10, and Lake Conroe sits at 199.96 feet and 95.1 percent full. No flood alerts are active for Harris, Montgomery or Liberty counties. Thursday’s high is near 92 with a heat index up to 105 and a 40 percent chance of showers and storms.

Lake Houston read 42.54 feet and Lake Conroe 199.97 feet on the evening of Wednesday, September 9. Low around 76 overnight, high near 94 Thursday with a heat index to 103. No flood alerts active for Harris, Montgomery or Liberty counties.