Houston, Texas – Thunderstorm chances are increasing across Southeast Texas, with rain probabilities expected to peak at 75% in Houston and Galveston by Tuesday. Coastal boaters will also face rougher seas and gusty winds near the Matagorda Entrance through Thursday, making caution crucial for marine travel.
Thunderstorm and Rain Outlook
According to the National Weather Service in Houston/Galveston, light to moderate onshore winds will continue to bring isolated to scattered storms daily through June 24. The highest rainfall chances are expected on Monday and Tuesday, with the potential for local flooding if storms intensify. Inland, temperatures will remain hot, with highs around 92°F in Houston and 95°F in Livingston. Overnight lows will stay warm and muggy, hovering in the mid to upper 70s.
Marine Conditions and Hazards
For coastal boaters, wave heights of 4 to 5 feet are expected offshore, particularly near the 20-mile and 60-mile marine zones. Areas like Matagorda Bay and the Freeport channel will face gusts between 20 and 25 knots, along with 4-foot surf, making navigation hazardous. Mariners are advised to monitor conditions closely, delay small craft launches during peak gust periods, and use caution when planning offshore trips.
Five-Day Forecast for Houston and Surrounding Areas
Wednesday: Highs near 91°F with light rain chances (<10%), and waves of 4–5 feet offshore.
Thursday: 30–40% chance of rain, with wind gusts up to 21 knots offshore.
Friday: Scattered storms inland and offshore, with temperatures holding steady near 90°F.
Saturday: Storm chances continue at 17–25%, with wave heights of 3–4 feet offshore.
Sunday: Rain chances increase to 55%, maturing into widespread showers by Monday.
Thunderstorms and rough seas are the main weather threats for Houston, Galveston, and surrounding areas over the next several days. The rain chances will increase through early next week, with the potential for local flooding, particularly on Monday and Tuesday. Coastal boaters should exercise caution due to hazardous marine conditions, including gusty winds and higher waves. Inland temperatures will remain hot, and residents are urged to stay prepared for the ongoing rain and heat.
