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      Heat Advisory
      until 8:00 PM CDT
      Elev 30 ft, 28.661 °N 96.492 °W

      Port Lavaca, TX

      Port Lavaca Station
      Updated: 4:51 PM CDT on August 21, 2026 (GMT -5)
      1 minute ago
      96°
      80°
      90
      Feels Like 111
      Sunny
      N
      14
      Gusts 20 mph
      Similar temperature is expected tomorrow
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Tonight
      Sat 08/22
      Low 79°f
      7% Precip. / 0 in
      Some passing clouds. Low 79F. Winds S at 10 to 20 mph.
      Tomorrow
      Sun 08/23
      High 97°f
      7% Precip. / 0 in
      Sunshine and clouds mixed. Hot. High 97F. Winds SSW at 10 to 15 mph.
      Tomorrow night
      Sun 08/23
      Low 77°f
      7% Precip. / 0 in
      Mainly clear early, then a few clouds later on. Low 77F. Winds SSW at 10 to 15 mph.
      Hourly Forecast
      Now
      92°
      5PM
      92°
      6PM
      90°
      7PM
      89°
      7:59PM
      Sunset
      8PM
      86°
      9PM
      85°
      10PM
      84°
      11PM
      84°
      12AM
      83°
      1AM
      83°
      2AM
      82°
      3AM
      82°
      4AM
      81°
      5AM
      81°
      6AM
      80°
      6:59AM
      Sunrise
      7AM
      80°
      8AM
      81°
      9AM
      84°
      10AM
      87°
      11AM
      90°
      12PM
      92°
      1PM
      94°
      2PM
      95°
      3PM
      95°
      4PM
      95°
      Precipitation
      7%
      Pollen
      None
      Air Quality
      47
      Good
      UV Index
      4
      Moderate
      Additional Conditions
      1. Pressure 29.98 in
      2. Visibility 10 miles
      3. Clouds Clear
      4. Dew Point79°F
      5. Humidity 65%
      6. Rainfall 0 in
      7. Snow Depth 0 in
       KPKV Station History
      Almanac for August 21, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 96°F 92°F 100°F 2023
      4. Low 80°F 78°F 68°F 1976
      5. Rain/Snow Depth
      6. Precipitation 0 in 4 in -
      7. Snow 0 in 0 in -
      Almanac for August 22, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 97°F 92°F 98°F
      4. Low 80°F 78°F 64°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:58 AM 7:59 PM
      3. Civil Twilight 6:34 AM 8:23 PM
      4. Nautical Twilight 6:05 AM 8:52PM
      5. Astronomical Twilight 5:35 AM 9:22 PM
      1. Length of Visible Light 13h 49m
      2. Length of Day 13h 0m
      3. Tomorrow will be 1 minute 33 seconds shorter
      1. Moon 3:38 PM 12:54 AM
      2. Waxing Gibbous66% of the Moon is Illuminated
      Aug 27
      Full Moon
      Sep 4
      Waning Half Last Qtr
      Sep 10
      New Moon
      Sep 18
      Waxing Half First Qtr
      Precipitation
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