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New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus

Current conditions at

Zapata, TX (KAPY)

Lat: 26.97°NLon: 99.25°WElev: 423ft.

Light Rain

79°F

26°C

Humidity	84%
Wind Speed	SE 10 mph
Barometer	29.85 in
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	1 Oct 9:55 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles SE San Ygnacio TX

Tonight
Low: 75 °F
Heavy Rain
Friday
High: 87 °F
Showers then
Chance
T-storms
Friday Night
Low: 73 °F
Showers
Saturday
High: 87 °F
Showers
Saturday Night
Low: 71 °F
Showers
Sunday
High: 85 °F
Showers
Sunday Night
Low: 72 °F
Showers
Monday
High: 86 °F
Chance
Showers then
Chance
T-storms
Monday Night
Low: 70 °F
Slight Chance
T-storms

Detailed Forecast

Tonight

Showers and thunderstorms likely, then showers and possibly a thunderstorm after midnight. Some of the storms could produce heavy rainfall. Low around 75. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Friday

Showers and possibly a thunderstorm before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. High near 87. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night

Showers and thunderstorms. Low around 73. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Saturday

Showers, with thunderstorms also possible after 1pm. High near 87. North wind 6 to 9 mph. Chance of precipitation is 80%.

Saturday Night

Showers and possibly a thunderstorm. Low around 71. North northwest wind 3 to 7 mph. Chance of precipitation is 80%.

Sunday

Showers and possibly a thunderstorm. High near 85. North wind around 9 mph. Chance of precipitation is 80%.

Sunday Night

Showers and possibly a thunderstorm. Low around 72. North wind 5 to 7 mph becoming calm. Chance of precipitation is 80%.

Monday

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86. North wind 8 to 10 mph, with gusts as high as 20 mph.

Monday Night

A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70. North wind around 6 mph becoming calm in the evening.

Tuesday

Mostly sunny, with a high near 87. North wind around 6 mph.

Tuesday Night

Partly cloudy, with a low around 69. Calm wind.

Wednesday

Sunny, with a high near 88.

Wednesday Night

Partly cloudy, with a low around 69.

Thursday

A 20 percent chance of showers. Mostly sunny, with a high near 89.