Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

Lat: 28.65° N Lon: 96.68° W Elev: 27 ft.

Fair

82°F

28°C

Humidity 100%
Wind Speed S 7 mph
Barometer 29.83 in
Dewpoint 82°F (28°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 22 Jun 5:15 am CDT
Detailed forecast for

Coastal Jackson

Rest Of Tonight
Partly cloudy. Near steady temperature in the lower 80s. South winds around 15 mph with gusts up to 25 mph.
Monday
Mostly sunny. Humid with highs in the lower 90s. South winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 109.
Monday Night
Partly cloudy in the evening, then becoming mostly cloudy. Humid with lows in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 107 early in the evening.
Tuesday
Mostly sunny. Humid with highs in the lower 90s. South winds 10 to 15 mph. Heat index values up to 109.
Tuesday Night
Mostly clear. Humid with lows in the upper 70s. South winds 10 to 15 mph. Heat index values up to 106 early in the evening.
Wednesday
Sunny. Highs in the lower 90s. Heat index values up to 105.
Wednesday Night
Mostly clear. Lows in the upper 70s.
Thursday
Sunny. Highs in the lower 90s. Heat index values up to 105.
Thursday Night
Mostly clear. Lows in the upper 70s.
Friday
Sunny. Highs in the lower 90s. Heat index values up to 105.
Friday Night
Mostly clear. Lows around 80.
Saturday
Sunny. Highs in the lower 90s. Heat index values up to 105.
Saturday Night
Mostly clear. Lows in the lower 80s.
Sunday
Sunny. Highs in the lower 90s. Heat index values up to 110.



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123 AM CDT Mon Jun 22 2026
 
 

Additional Resources

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National Digital Forecast Database