Houston

Houston Holiday Plans Soaked As Memorial Day Flood Watch Sets In

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Published on May 23, 2026
Houston Holiday Plans Soaked As Memorial Day Flood Watch Sets InSource: Google Street View

Houston is waking up to a gray, soggy start this Saturday, with light rain and fog sliding across the area and temperatures parked in the mid-70s, around 77°F. The air is thick and muggy, dewpoints are also in the mid-70s, and visibility is reduced in spots. Wet roads are already slowing some commutes around the metro, and a Flood Watch is in effect through Monday as several rounds of showers and thunderstorms line up over the region.

Showers, Thunderstorms And Flood Risk

A Flood Watch remains in place through Monday evening for much of southeast Texas, according to the National Weather Service Houston/Galveston. Forecasters expect additional rainfall totals of 1 to 3 inches through late Monday, with some favored spots picking up isolated amounts of 4 to 6 inches. Any heavy downpours that develop could trigger localized street flooding and flash flooding.

Timing And Commute Impacts

There will be a chance of showers and thunderstorms this morning, then showers and storms become likely into the afternoon as highs climb to around 83°F with southeast winds near 5 to 10 mph. A few storms could turn strong, producing wind gusts around 40 mph and pea size hail. Early radar already showed a line of gusty storms pushing east at about 35 mph. This update follows our gloomy Thursday setup, so build in extra time for drives and keep an eye on local alerts before you hit the road.

Safety Tips

If you have to be outside, head indoors when lightning moves in and steer clear of standing water, and never drive through flooded roadways. Stay plugged in to local radar and county alerts, and think about pushing back any boating or beach plans until storms move out. Mariners should plan extra time to get back to shore ahead of storms and be ready for onshore winds and choppier seas in and around heavier downpours.