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Observed 4:30 AM CDT at KPSX

Port Lavaca, TX weather

Clear and 66°19°.

Today: low 70°21° (likely 70°21° to 73°23°), high 84°29° (likely 81°27° to 84°29°).

Mostly agree

Now 66°19°

Clear

Wind
6 mph9 km/h
From the east. Gusts to 22 mph36 km/h around 3 PM
Dew point
64°18°
Sticky
Humidity
94%
Air 66°19°, dew point 64°18° · fog or dew likely
UV index
0Low
High 2–3 PM · peak 6

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

7°4° warmer than this time yesterday (60°15° then, 66°19° now)

Good hours for
  • Low 70°21° today at 6 AM
  • High 84°29° today at 2 PM
  1. TonightNear 71°22° · Partly cloudy
  2. This morningUp to 81°27° by 11 AM · Partly cloudy
  3. This afternoonNear 82°28° · Partly cloudy
  4. TonightDown to 71°22° by 4 AM · Mostly cloudy
  5. Tomorrow morningUp to 79°26° by 11 AM · Mostly cloudy
  6. Tomorrow afternoonNear 79°26° · Cloudy
  7. Tomorrow nightDown to 68°20° by 2 AM · Cloudy
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 4aPartly cloudy71°22° (likely 71°22° to 74°23°)71°22°0%6 mph10 km/h from SE, gusts 14 mph23 km/h87%28%0
Sat 5aMostly clear71°22° (likely 71°22° to 74°23°)71°22°0%6 mph10 km/h from ESE, gusts 13 mph21 km/h87%24%0
Sat 6aMostly clear70°21° (likely 70°21° to 75°24°)70°21°0%6 mph10 km/h from ESE, gusts 12 mph19 km/h90%48%0
Sat 7aClear71°22° (likely 71°22° to 75°24°)71°22°0%6 mph10 km/h from ESE, gusts 12 mph19 km/h87%17%0
Sat 8aMostly sunny72°22° (likely 72°22° to 75°24°)72°22°0%7 mph11 km/h from E, gusts 11 mph17 km/h87%22%0
Sat 9aMostly sunny75°24° (likely 74°23° to 78°26°)75°24°0%8 mph13 km/h from ESE, gusts 11 mph18 km/h82%30%0
Sat 10aSunny79°26° (likely 77°25° to 81°27°)79°26°0%10 mph16 km/h from ESE, gusts 14 mph23 km/h74%22%2
Sat 11aMostly sunny81°27° (likely 80°27° to 83°28°)85°29°0%13 mph21 km/h from ESE, gusts 17 mph28 km/h69%33%3
Sat 12pSunny82°28° (likely 81°27° to 84°29°)86°30°0%14 mph23 km/h from ESE, gusts 19 mph31 km/h67%38%5
Sat 1pSunny83°28° (likely 81°27° to 84°29°)87°31°0%15 mph24 km/h from ESE, gusts 21 mph34 km/h65%28%5
Sat 2pSunny84°29° (likely 81°27° to 84°29°)88°31°0%16 mph26 km/h from ESE, gusts 22 mph35 km/h63%36%6
Sat 3pSunny82°28° (likely 81°27° to 84°29°)86°30°0%16 mph26 km/h from ESE, gusts 22 mph36 km/h67%38%5
Sat 4pSunny82°28° (likely 81°27° to 83°28°)86°30°0%16 mph26 km/h from ESE, gusts 22 mph35 km/h67%40%3
Sat 5pSunny81°27° (likely 80°27° to 82°28°)85°29°0%15 mph24 km/h from ESE, gusts 21 mph34 km/h69%40%1
Sat 6pMostly sunny78°26° (likely 78°26° to 80°27°)78°26°0%14 mph23 km/h from ESE, gusts 20 mph32 km/h76%50%0
Sat 7pCloudy76°24° (likely 76°24° to 78°26°)76°24°0%13 mph21 km/h from ESE, gusts 19 mph31 km/h82%77%0
Sat 8pCloudy75°24° (likely 75°24° to 77°25°)75°24°0%12 mph19 km/h from ESE, gusts 18 mph30 km/h82%77%0
Sat 9pCloudy74°23° (likely 74°23° to 76°24°)74°23°0%12 mph19 km/h from E, gusts 17 mph27 km/h84%76%0
Sat 10pPartly cloudy74°23° (likely 74°23° to 76°24°)74°23°0%10 mph16 km/h from E, gusts 18 mph29 km/h82%67%0
Sat 11pPartly cloudy73°23° (likely 73°23° to 75°24°)73°23°0%10 mph16 km/h from E, gusts 17 mph27 km/h84%57%0
Sun 12aPartly cloudy73°23° (likely 73°23° to 76°24°)73°23°0%9 mph14 km/h from E, gusts 17 mph27 km/h81%76%0
Sun 1aPartly cloudy73°23° (likely 73°23° to 76°24°)73°23°0%8 mph13 km/h from E, gusts 19 mph30 km/h81%75%0
Sun 2aPartly cloudy72°22° (likely 72°22° to 75°24°)72°22°0%7 mph11 km/h from E, gusts 16 mph25 km/h84%75%0
Sun 3aCloudy72°22° (likely 72°22° to 75°24°)72°22°0%8 mph13 km/h from E, gusts 15 mph23 km/h81%86%0
Sun 4aCloudy71°22° (likely 71°22° to 76°24°)71°22°0%8 mph13 km/h from E, gusts 17 mph27 km/h84%82%0
Sun 5aCloudy71°22° (likely 71°22° to 75°24°)71°22°0%8 mph13 km/h from E, gusts 14 mph22 km/h84%83%0
Sun 6aCloudy71°22° (likely 71°22° to 74°23°)71°22°0%8 mph13 km/h from E, gusts 12 mph19 km/h84%84%0
Sun 7aCloudy69°21° (likely 69°21° to 73°23°)69°21°5%9 mph14 km/h from ENE, gusts 12 mph20 km/h90%83%0
Sun 8aCloudy71°22° (likely 70°21° to 74°23°)71°22°5%10 mph16 km/h from ENE, gusts 13 mph20 km/h84%83%0
Sun 9aCloudy73°23° (likely 73°23° to 75°24°)73°23°0%12 mph19 km/h from E, gusts 18 mph28 km/h81%83%1
Sun 10aCloudy77°25° (likely 76°24° to 77°25°)77°25°0%14 mph23 km/h from E, gusts 16 mph26 km/h74%80%2
Sun 11aCloudy79°26° (likely 78°26° to 80°27°)79°26°0%14 mph23 km/h from E, gusts 21 mph34 km/h67%91%3
Sun 12pCloudy79°26° (likely 79°26° to 81°27°)79°26°0%14 mph23 km/h from E, gusts 22 mph36 km/h67%92%5
Sun 1pCloudy80°27° (likely 79°26° to 81°27°)82°28°0%14 mph23 km/h from E, gusts 21 mph34 km/h62%96%6
Sun 2pCloudy80°27° (likely 79°26° to 81°27°)82°28°0%15 mph24 km/h from ESE, gusts 20 mph33 km/h62%95%5
Sun 3pCloudy79°26° (likely 79°26° to 81°27°)79°26°0%15 mph24 km/h from ESE, gusts 20 mph32 km/h62%96%5
Sun 4pCloudy80°27° (likely 78°26° to 80°27°)82°28°0%14 mph23 km/h from ESE, gusts 20 mph32 km/h60%92%4
Sun 5pCloudy78°26° (likely 77°25° to 78°26°)78°26°0%14 mph23 km/h from ESE, gusts 20 mph32 km/h64%91%2
Sun 6pCloudy76°24° (likely 76°24° to 77°25°)76°24°0%13 mph21 km/h from E, gusts 19 mph31 km/h69%91%1
Sun 7pCloudy75°24° (likely 74°23° to 75°24°)75°24°0%12 mph19 km/h from E, gusts 19 mph31 km/h74%93%0
Sun 8pCloudy73°23° (likely 73°23° to 74°23°)73°23°0%10 mph16 km/h from E, gusts 17 mph28 km/h76%97%0
Sun 9pCloudy72°22° (likely 72°22° to 74°23°)72°22°0%10 mph16 km/h from E, gusts 18 mph29 km/h79%96%0
Sun 10pCloudy71°22° (likely 71°22° to 73°23°)71°22°0%10 mph16 km/h from E, gusts 18 mph29 km/h84%96%0
Sun 11pCloudy70°21° (likely 70°21° to 73°23°)70°21°0%9 mph14 km/h from E, gusts 16 mph26 km/h87%96%0
Mon 12aCloudy70°21° (likely 69°21° to 72°22°)70°21°0%7 mph11 km/h from ENE, gusts 15 mph25 km/h87%92%0
Mon 1aCloudy69°21° (likely 68°20° to 71°22°)69°21°5%6 mph10 km/h from ENE, gusts 15 mph24 km/h90%83%0
Mon 2aMostly cloudy68°20° (likely 68°20° to 71°22°)68°20°5%6 mph10 km/h from ENE, gusts 13 mph21 km/h93%68%0
Mon 3aMostly cloudy68°20° (likely 68°20° to 70°21°)68°20°5%6 mph10 km/h from ENE, gusts 12 mph19 km/h93%57%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Cloudy. High 84°29°, low 70°21°. Typical 81°27° / 62°17°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Mostly sunny, 72°22°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 84°29°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 75°24°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 71°22°

      Dry

    Official NWS forecast

    Today: Sunny, with a high near 84. Heat index values as high as 88. East southeast wind 6 to 16 mph, with gusts as high as 23 mph.

    Tonight: Partly cloudy, with a low around 70. Southeast wind around 6 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    81°27°–84°29°
    Low, likely
    70°21°–73°23°
    Typical high / low
    81°27° / 62°17°
    Wind
    17 mph28 km/h, gusts 26 mph41 km/h
    UV peak
    6
  2. Tomorrow, Oct 25. Cloudy. High 81°27°, low 65°18°. Typical 80°27° / 62°17°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Cloudy, 71°22°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 80°27°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 73°23°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly cloudy, 68°20°

      Dry

    Official NWS forecast

    Day: Partly sunny, with a high near 81. Heat index values as high as 82. East wind 8 to 15 mph, with gusts as high as 21 mph.

    Night: Mostly cloudy, with a low around 65. East wind 6 to 13 mph, with gusts as high as 20 mph.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    79°26°–81°27°
    Low, likely
    65°18°–72°22°
    Typical high / low
    80°27° / 62°17°
    Wind
    17 mph27 km/h, gusts 27 mph44 km/h
    UV peak
    6
  3. Monday, Oct 26. Mostly cloudy. High 80°27°, low 67°19°. Typical 80°27° / 61°16°. Dry. Mostly agree. Best day outdoors this week.
    1. Morning

      6 AM–noon

      Drizzle, 68°20°

      Dry

    2. Afternoon

      noon–6 PM

      Drizzle, 81°27°

      20% chance · 0.02 in0.4 mm

    3. Evening

      6 PM–midnight

      Cloudy, 74°23°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 72°22°

      30% chance · 0.03 in0.8 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Partly sunny, with a high near 80. East wind 8 to 15 mph, with gusts as high as 21 mph.

    Night: A chance of rain showers after 1am. Mostly cloudy, with a low around 67. East wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    Best day outdoors this week: the one dry, mild day the forecasts agree on (high 80°27°).

    High, likely
    79°26°–82°28°
    Low, likely
    67°19°–69°21°
    Typical high / low
    80°27° / 61°16°
    Wind
    18 mph28 km/h, gusts 23 mph37 km/h
    UV peak
    5
  4. Tuesday, Oct 27. Showers. High 79°26°, low 68°20°. Typical 80°27° / 61°16°. Rain 0.27 in6.9 mm, 40% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 73°23°

      30% chance · 0.02 in0.5 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 78°26°

      30% chance · 0.14 in3.4 mm

    3. Evening

      6 PM–midnight

      Partly cloudy, 74°23°

      30% chance

    4. Overnight

      midnight–6 AM

      Clear, 71°22°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. East wind 6 to 12 mph. Chance of precipitation is 40%.

    Night: A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 68. East wind 5 to 12 mph. Chance of precipitation is 40%.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    76°24°–80°27°
    Low, likely
    68°20°–72°22°
    Typical high / low
    80°27° / 61°16°
    Wind
    14 mph22 km/h, gusts 20 mph33 km/h
    UV peak
    4
  5. Wednesday, Oct 28. Thunderstorms. High 80°27°, low 67°19°. Typical 79°26° / 61°16°. Storms 0.17 in4.3 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 73°23°

      20% chance · 0.03 in0.7 mm

    2. Afternoon

      noon–6 PM

      Mostly sunny, 81°27°

      30% chance · 0.09 in2.3 mm

    3. Evening

      6 PM–midnight

      Clear, 75°24°

      20% chance · 0.01 in0.3 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 72°22°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A slight chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 80. Chance of precipitation is 20%.

    Night: A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 67. Chance of precipitation is 20%.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    77°25°–82°28°
    Low, likely
    67°19°–72°22°
    Typical high / low
    79°26° / 61°16°
    Wind
    17 mph28 km/h, gusts 22 mph36 km/h
    UV peak
    6
  6. Thursday, Oct 29. Thunderstorms. High 79°26°, low 68°20°. Typical 79°26° / 60°16°. Storms 0.08 in2 mm, 30% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Mostly sunny, 73°23°

      20% chance · 0.01 in0.3 mm

    2. Afternoon

      noon–6 PM

      Cloudy, 81°27°

      30% chance

    3. Evening

      6 PM–midnight

      Cloudy, 75°24°

      30% chance

    4. Overnight

      midnight–6 AM

      Cloudy, 72°22°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 79. Chance of precipitation is 30%.

    Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    79°26°–82°28°
    Low, likely
    68°20°–73°23°
    Typical high / low
    79°26° / 60°16°
    Wind
    19 mph30 km/h
    UV peak
    5
  7. Friday, Oct 30. Drizzle. High 78°26°, low 72°22°. Typical 79°26° / 60°16°. Rain 0.17 in4.3 mm, 40% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 73°23°

      30% chance

    2. Afternoon

      noon–6 PM

      Drizzle, 81°27°

      30% chance · 0.05 in1.2 mm

    3. Evening

      6 PM–midnight

      Drizzle, 74°23°

      30% chance · 0.03 in0.8 mm

    4. Overnight

      midnight–6 AM

      Clear, 72°22°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain showers. Partly sunny, with a high near 78.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    78°26°–83°28°
    Low, likely
    69°21°–74°23°
    Typical high / low
    79°26° / 60°16°
    Wind
    17 mph27 km/h, gusts 24 mph39 km/h
    UV peak
    6
  8. Saturday, Oct 31. Drizzle. High 83°28°, low 73°23°. Typical 78°26° / 60°16°. Rain 0.09 in2.3 mm, 20% chance. Forecasts agree.
    1. Morning

      6 AM–noon

      Drizzle, 75°24°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 83°28°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 77°25°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 75°24°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    81°27°–84°29°
    Low, likely
    71°22°–74°23°
    Typical high / low
    78°26° / 60°16°
    Wind
    17 mph27 km/h
    UV peak
    5
  9. Sunday, Nov 1. Drizzle. High 84°29°, low 75°24°. Typical 78°26° / 59°15°. Rain 0.06 in1.5 mm, 10% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Drizzle, 77°25°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 85°29°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 78°26°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 76°24°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    82°28°–86°30°
    Low, likely
    74°23°–77°25°
    Typical high / low
    78°26° / 59°15°
    Wind
    14 mph23 km/h, gusts 25 mph40 km/h
    UV peak
    5
  10. Monday, Nov 2. Partly sunny. High 83°28°, low 74°23°. Typical 78°26° / 59°15°. Rain 0.05 in1.3 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 79°26°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 80°27°

      20% chance · 0.03 in0.8 mm

    3. Evening

      6 PM–midnight

      Clear, 77°25°

      20% chance

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    80°27°–86°30°
    Low, likely
    73°23°–77°25°
    Typical high / low
    78°26° / 59°15°
    Wind
    14 mph23 km/h, gusts 26 mph42 km/h
    UV peak
    5

The outlook

  1. Today

    Dry, high 84°, low 70°.

  2. Tomorrow

    Dry, high 81°, low 65°, cooling off.

  3. Monday

    Dry, high 80°, low 67°.

  4. Rest of week

    Mostly dry, highs 78–84°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (CRP) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Placedo Creek near Placedo

11 mi
Level
4.2 ft
Flow
4 cfs

Reading from Sat 2:30 AM · NWS gauge page

Guadalupe River above Tivoli

17 mi
Level
11.0 ft

Reading from Sat 2:45 AM · NWS gauge page

Guadalupe River near Tivoli

17 mi
Level
4.1 ft
Flow
1,540 cfs

Reading from Sat 2:30 AM · NWS gauge page

Navidad River at Lake Texana

19 mi
Level
41.9 ft
Flow
43,800 cfs

Reading from Sat 3 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Cooling this week

About 48% less cooling than a typical week.

This week 20Typical 38

Cooling degree days, base 65°F

Comfort

Sticky, humid air (dew point 64°F).

Open the windows?

No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.

Is this typical?

Point Comfort · official normals 1991–2020 · records 1957–2026

Oct 24, today vs a typical year

Today’s expected high is 3°2° warmer than typical.

Normal high / low
81°27° / 62°17°
Forecast high / low
84°29° / 70°21°
Record high
90°32° in 1958
Record low
41°5° in 1982

Last 7 days vs normal

On average 10°5° colder than normal (daily mean temperature).

  1. −9°−5°SatOct 17
  2. −12°−7°SunOct 18
  3. −8°−5°MonOct 19
  4. —TueOct 20
  5. —WedOct 21
  6. —ThuOct 22
  7. —FriOct 23

Port Lavaca weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Sunrise 7:33 AM, sunset 6:47 PM.

Daylight
11 h 15 min
Losing 1 min 38 s a day; shortest Dec 21, 55 min less
Golden hour
6:15–7:02 PM
Morning 7:18–8:05 AM
Blue hour
7:02–7:11 PM
Morning 7:09–7:18 AM; first light 7:09 AM

Stars tonight? Poor

Clouds most of the night (about 29% cover).

Moon

Waxing gibbous

96% lit · growing

Today
sets 5:54 AM · rises 5:43 PM
Full moon
Oct 25
New moon
Nov 9
Looking east from Port Lavaca. Water in view.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.