Flooding

Lake Houston read 42.46 feet at 5:30 a.m. Central Monday, October 12, and Lake Conroe is 94.1 percent full. There are no flood alerts for Harris, Montgomery or Liberty counties. Mostly sunny on Columbus Day with a high near 92 and a heat index as high as 102.

Lake Houston read 42.46 feet at 5:30 a.m. Central on Sunday, October 11, and Lake Conroe is 94.2 percent full. No flood alerts are in effect for Harris, Montgomery or Liberty counties. Sunny and near 90 today, with showers and thunderstorms possible Monday afternoon.

ReduceFlooding.com published an explainer on October 10 on what makes hurricanes form, strengthen and weaken, and why a lower wind category does not always mean a lower flood threat in the San Jacinto River basin.

Lake Houston read 42.42 feet at 5:30 p.m. Central on Saturday, October 10, and Lake Conroe was 94.3 percent full. No flood alerts are in effect for Harris, Montgomery or Liberty counties. An air quality alert for Harris County runs through 6:30 p.m. Saturday.

The National Hurricane Center reclassified Isaias as a post-tropical cyclone in Advisory 15 at 4 a.m. Central on Saturday, October 10, discontinued all warnings and said it was its final advisory on the system. The Lake Houston area was never under a watch or warning.

Lake Houston read 42.50 feet at 5:30 a.m. Central on Saturday, October 10, and Lake Conroe stood at 199.79 feet and 94.3 percent full. No flood alerts are in effect for Harris, Montgomery or Liberty counties. Sunny and near 90 degrees today.

Public advisory 13 puts Hurricane Isaias at 115 mph and Category 3 strength about 90 miles south of Pensacola, with landfall expected on the western Florida Panhandle this evening. Nothing is in effect for Harris, Montgomery or Liberty counties and the local rain chance stays at or near zero.

Lake Houston read 42.45 feet at 5:30 p.m. Central on Friday, October 9, at the bottom of its 48 hour range, and Lake Conroe held at 94.5 percent full. No flood alerts are in effect for Harris, Montgomery or Liberty counties. A TCEQ Ozone Action Day is in effect for Saturday.

Lake Houston read 42.49 feet Friday morning and Lake Conroe stood at 94.5 percent full. No flood alerts are active for Harris, Montgomery or Liberty counties, and the Kingwood forecast is sunny with highs near 91.

Advisory 11 put Hurricane Isaias at 110 mph with landfall expected on the northern Gulf Coast tonight or early Saturday. No watch or warning touches Texas, and the Lake Houston area forecast is sunny with no rain chance.