



Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk through the Weekend on the East Coast; Flash Flooding Concerns in the Southeast and Southwest
A dangerous, record heat wave continues across portions of the West through Tuesday. High rip current risk and dangerous surf continue through the weekend. There are flash flooding concerns through the weekend for portions of the Southeast and Southwest. Read More >
Current conditions at
Port Lavaca - Calhoun County Airport (KPKV)
Lat: 28.65°NLon: 96.68°WElev: 27ft.
Fair
82°F
28°C
Humidity | 92% |
Wind Speed | NE 8 mph |
Barometer | 30.00 in |
Dewpoint | 79°F (26°C) |
Visibility | 10.00 mi |
Heat Index | 92°F (33°C) |
Last update | 23 Aug 10:35 am CDT |
Extended Forecast for
4 Miles SW Calhoun County Airport TX
Today
High: 91 °F
Chance
T-stormsTonight
Low: 75 °F
Chance
T-stormsSunday
High: 93 °F
Chance
T-stormsSunday Night
Low: 75 °F
Mostly Clear
then Slight
Chance
T-stormsMonday
High: 94 °F
Chance
T-stormsMonday Night
Low: 77 °F
Chance
T-stormsTuesday
High: 94 °F
Chance
Showers then
Chance
T-stormsTuesday Night
Low: 76 °F
Chance
T-stormsWednesday
High: 92 °F
Showers
Likely
Detailed Forecast
Today
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Heat index values as high as 100. East wind 5 to 9 mph.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 75. East southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 40%.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 7am. Mostly sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming east 5 to 9 mph in the morning.
Sunday Night
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly clear, with a low around 75. Southeast wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 20%.
Monday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 94. Light and variable wind becoming east southeast 5 to 10 mph in the morning.
Monday Night
A slight chance of thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am. Mostly clear, with a low around 77. Southeast wind 5 to 10 mph becoming light south southeast after midnight. Chance of precipitation is 30%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Calm wind becoming south southeast 5 to 9 mph in the morning.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 76. Southeast wind 5 to 9 mph becoming calm in the evening.
Wednesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Light east northeast wind becoming east southeast 5 to 10 mph in the morning. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 77.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles SW Calhoun County Airport TX
28.62°N 96.71°W
28.62°N 96.71°W
10:41 am CDT Aug 23, 2025
10am CDT Aug 23, 2025-6pm CDT Aug 29, 2025