National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.

Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >

Current conditions at

Rockport Aransas County Airport (KRKP)

Lat: 28.08°NLon: 97.05°WElev: 21ft.

Fog/Mist

82°F

28°C

Humidity 88%
Wind Speed SE 20 G 26 mph
Barometer 29.82 in (1009.8 mb)
Dewpoint 78°F (26°C)
Visibility 5.00 mi
Heat Index91°F (33°C)
Last update 18 May 7:53 pm CDT
Extended Forecast for

Rockport TX

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between midnight and 1am. Mostly cloudy, with a low around 80. Southeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Partly sunny, with a high near 89. Heat index values as high as 105. Southeast wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 89 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 79. Southeast wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 79 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88. Heat index values as high as 100. Southeast wind 10 to 13 mph, with gusts as high as 18 mph.

    High: 88 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 79. East southeast wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 79 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 87. Southeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 87 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 78. Southeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 78 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 87. South wind 7 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 78. Southeast wind 8 to 11 mph. Chance of precipitation is 60%.

    Low: 78 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between midnight and 1am. Mostly cloudy, with a low around 80. Southeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 89. Heat index values as high as 105. Southeast wind 11 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 79. Southeast wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88. Heat index values as high as 100. Southeast wind 10 to 13 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 79. East southeast wind 8 to 11 mph, with gusts as high as 18 mph.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 87. Southeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 78. Southeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 87. South wind 7 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 78. Southeast wind 8 to 11 mph. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 87. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Chance of precipitation is 70%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78.
Memorial Day
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Rockport TX
 28.03°N 97.07°W
Last Update:
1:46 pm CDT May 18, 2026
Forecast Valid:
8pm CDT May 18, 2026-6pm CDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation