Current conditions at

Port Lavaca - Calhoun County Airport (KPKV)

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

Mostly Cloudy

84°F

29°C

Humidity 87%
Wind Speed E 8 mph
Barometer 29.94 in
Dewpoint 80°F (27°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 20 Sep 10:35 am CDT
Detailed forecast for

Coastal Jackson

Rest Of Tonight
Mostly clear. Near steady temperature around 80. Southeast winds around 5 mph.
Sunday
Mostly sunny. A slight chance of showers and thunderstorms in the morning. Humid with highs in the mid 90s. Southeast winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 105.
Sunday Night
Partly cloudy. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph.
Monday
Mostly sunny. Hot with highs in the mid 90s. East winds 5 to 10 mph. Heat index values up to 105.
Monday Night
Mostly clear. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph.
Tuesday
Sunny, hot with highs in the mid 90s. Heat index values up to 105.
Tuesday Night
Mostly clear. Lows in the upper 70s.
Wednesday
Sunny, hot with highs in the mid 90s. Heat index values up to 110.
Wednesday Night
Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
Thursday
Sunny, hot with highs in the mid 90s.
Thursday Night
Mostly clear. Lows in the mid 70s.
Friday
Sunny. Highs in the mid 90s.
Friday Night
Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s.
Saturday
Mostly sunny. Highs in the mid 90s.



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122 AM CDT Sun Sep 20 2026
 
 

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