National Weather Service Forecast for: Corpus Christi TX
Issued by: National Weather Service Corpus Christi, TX
Updated: 9:01 pm CDT Jun 18, 2026
 
Tonight

Tonight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 83. South southeast wind 14 to 17 mph, with gusts as high as 23 mph.
Partly Cloudy
then Patchy
Fog
 Juneteenth

Juneteenth: Patchy fog before 9am. Otherwise, partly sunny, with a high near 89. Heat index values as high as 112. Southeast wind 14 to 17 mph, with gusts as high as 24 mph.
Patchy Fog
then Partly
Sunny
 Friday
Night
Friday Night: Mostly cloudy, with a low around 83. South southeast wind 13 to 16 mph, with gusts as high as 22 mph.
Mostly Cloudy

 Saturday

Saturday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88. Heat index values as high as 105. South southeast wind 11 to 15 mph, with gusts as high as 21 mph.
Chance
T-storms
 Saturday
Night
Saturday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 82. South southeast wind around 15 mph, with gusts as high as 20 mph.
Slight Chance
T-storms
 Sunday

Sunday: Mostly sunny, with a high near 89. South southeast wind 15 to 20 mph, with gusts as high as 26 mph.
Mostly Sunny

 Sunday
Night
Sunday Night: Mostly clear, with a low around 82. South southeast wind around 21 mph, with gusts as high as 25 mph.
Mostly Clear

 Monday

Monday: Sunny, with a high near 89. South southeast wind 20 to 22 mph, with gusts as high as 28 mph.
Sunny

 Monday
Night
Monday Night: Mostly clear, with a low around 82. South southeast wind 15 to 21 mph, with gusts as high as 25 mph.
Mostly Clear
Lo 83 °F Hi 89 °F Lo 83 °F Hi 88 °F Lo 82 °F Hi 89 °F Lo 82 °F Hi 89 °F Lo 82 °F

Heat Advisory
 

Tonight
 
 Patchy fog after 3am. Otherwise, partly cloudy, with a low around 83. South southeast wind 14 to 17 mph, with gusts as high as 23 mph.
Juneteenth
 
 Patchy fog before 9am. Otherwise, partly sunny, with a high near 89. Heat index values as high as 112. Southeast wind 14 to 17 mph, with gusts as high as 24 mph.
Friday Night
 
 Mostly cloudy, with a low around 83. South southeast wind 13 to 16 mph, with gusts as high as 22 mph.
Saturday
 
 A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88. Heat index values as high as 105. South southeast wind 11 to 15 mph, with gusts as high as 21 mph.
Saturday Night
 
 A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 82. South southeast wind around 15 mph, with gusts as high as 20 mph.
Sunday
 
 Mostly sunny, with a high near 89. South southeast wind 15 to 20 mph, with gusts as high as 26 mph.
Sunday Night
 
 Mostly clear, with a low around 82. South southeast wind around 21 mph, with gusts as high as 25 mph.
Monday
 
 Sunny, with a high near 89. South southeast wind 20 to 22 mph, with gusts as high as 28 mph.
Monday Night
 
 Mostly clear, with a low around 82. South southeast wind 15 to 21 mph, with gusts as high as 25 mph.
Tuesday
 
 Mostly sunny, with a high near 89.
Tuesday Night
 
 Mostly clear, with a low around 81.
Wednesday
 
 Sunny, with a high near 89.
Wednesday Night
 
 Mostly clear, with a low around 80.
Thursday
 
 Mostly sunny, with a high near 88.

 

Forecast from NOAA-NWS for Corpus Christi TX.