Houston is all but guaranteed to get soaked Wednesday, with a 90% chance of rain given by the National Weather Service, but the primary concern is flooding from high rainfall rates on already saturated soils.
The latest atmospheric disturbance, a shortwave of low air pressure, has combined with a surge of moisture-rich air flowing in from the Gulf of Mexico to trigger widespread heavy rainfall across Southeast Texas, forecasters said. Here’s what we can expect:
90% rain chances Wednesday
“This highly moisture-rich environment will easily support scattered to widespread showers and thunderstorms, with a risk for training cells as clusters progress east-northeast,” the weather service said in a forecast bulletin Tuesday.
Sunrise to midday: Houston will start the day with showers and possible thunderstorms, so expect major delays during the morning commute. By the afternoon, rain-cooled temperatures will be capped at 77 degrees, which would be only a few degrees higher than the morning low temp…