Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Port Aransas, Mustang Beach Airport (KRAS)

Lat: 27.81°NLon: 97.09°WElev: 7ft.

Overcast

80°F

27°C

Humidity 92%
Wind Speed E 8 mph
Barometer 29.96 in
Dewpoint 78°F (26°C)
Visibility 7.00 mi
Heat Index86°F (30°C)
Last update 20 May 3:35 am CDT
Extended Forecast for

Ingleside TX

Coastal Flood Advisory May 20, 07:00am until May 20, 06:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 76. East southeast wind around 11 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 76 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 9am.  Partly sunny, with a high near 88. Heat index values as high as 103. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New precipitation amounts between three quarters and one inch possible.

    High: 88 °F

    T-storms
    Likely then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers between 3am and 4am, then a chance of showers and thunderstorms after 4am.  Mostly cloudy, with a low around 77. East southeast wind 9 to 14 mph, with gusts as high as 18 mph.  Chance of precipitation is 30%.

    Low: 77 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms, mainly before 10am, then showers likely and possibly a thunderstorm after noon.  High near 87. Heat index values as high as 98. South southeast wind 7 to 15 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%.

    High: 87 °F

    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 77. South southeast wind 8 to 11 mph.

    Low: 77 °F

    Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 88. South wind 7 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 78. Southeast wind 10 to 13 mph, with gusts as high as 18 mph.

    Low: 78 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm.  Mostly cloudy, with a high near 87. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%.

    High: 87 °F

    Showers
    Likely then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 77. South southeast wind 7 to 13 mph.  Chance of precipitation is 80%.

    Low: 77 °F

    Showers

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. East southeast wind around 11 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms likely, mainly before 9am. Partly sunny, with a high near 88. Heat index values as high as 103. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
A slight chance of showers between 3am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 77. East southeast wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Thursday
Showers and thunderstorms, mainly before 10am, then showers likely and possibly a thunderstorm after noon. High near 87. Heat index values as high as 98. South southeast wind 7 to 15 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. South southeast wind 8 to 11 mph.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. South wind 7 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Southeast wind 10 to 13 mph, with gusts as high as 18 mph.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 87. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Saturday Night
Showers and possibly a thunderstorm. Low around 77. South southeast wind 7 to 13 mph. Chance of precipitation is 80%.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Memorial Day
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Ingleside TX
 27.86°N 97.22°W
1:46 am CDT May 20, 2026
3am CDT May 20, 2026-6pm CDT May 26, 2026
 
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