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Gulf Moisture Hints at Houston Rain Shift
30 Aug
Summary
- A weak low-pressure area in the Gulf may influence Houston's weather.
- Rain chances increase slightly early to mid-week due to Gulf moisture.
- Temperatures will be hot with high heat index, feeling like 104 degrees.

Houston's weather is potentially moving away from a prolonged heat dome influence as meteorologists track a disorganized cluster of showers in the northern Gulf of Mexico. While the probability of significant development from this system is very low, it is expected to bring increased moisture to the region.
This influx of moisture is anticipated to raise the chances for showers and storms in Southeast Texas early to mid-week. Sunday's forecast predicts a 20% chance of rain, mainly in the afternoon, with sunny skies and a heat index that could reach 104 degrees. Winds will bring moisture-rich air from the Gulf Coast.
Looking ahead to Monday, a slight decrease in temperatures by a couple of degrees is expected, accompanied by a 20% chance of afternoon rain. By Tuesday, rain chances increase to 40% after 1 p.m. as temperatures reach 95 degrees. Forecasters note that any potential development from the Gulf disturbance would likely be slow and primarily affect areas east of I-45.