HOUSTON AND SOUTH TEXAS — A serious and escalating flood threat is building across the Houston area and broader South Texas region heading into the weekend, with a Stage 2 flood alert remaining active through at least Monday as rain and storm chances ramp up significantly from Saturday night onward. The 168-hour MRMS multi-sensor precipitation analysis ending Friday, May 22 at 1AM CDT already shows highly variable rainfall totals across the region, with southern zones bearing the heaviest accumulations. Flash flooding remains a distinct possibility as additional widespread heavy rainfall arrives on top of what has already fallen this week.
168-Hour Precipitation Analysis Shows Heavy Southern Totals Led by Corpus Christi and Lake Jackson
The week-long MRMS precipitation analysis shows the most significant rainfall concentrated across the southern Texas corridor, with Corpus Christi leading all recorded totals at 6.2 inches and Lake Jackson following closely at 5.5 inches through Friday morning. Victoria has recorded 4.4 inches while San Antonio sits at 2.9 inches and Round Rock at 2.8 inches across the analysis period…