Weather for Port Lavaca, Texas
Current Weather
Five Day Weather Forecast
Sat
H: 67°F
L: 36°F
Sun
H: 44°F
L: 28°F
Mon
H: 46°F
L: 25°F
Tue
H: 50°F
L: 27°F
Wed
H: 51°F
L: 46°F
Air Quality
Nitrogen Dioxide: 4.45 μg/m3
Sulphur Dioxide: 2.35 μg/m3
Ozone: 43 μg/m3
Astronomical
Sun Transit: 12:38 AM
Sunset: 5:59 PM
Daylight: 10 hrs 41 mins
Moon Transit: 5:14 PM
Moonset: 11:54 PM
Moon Phase: First Quarter
Moon Illumination: 34.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM4:44 PM - 7:14 PM
Minor Periods
12:00 AM - 12:00 AM10:14 AM - 11:44 AM
Action Rating: 2 out of 5
Extreme Cold Warning issued January 23 at 11:52AM CST until January 26 at 12:00PM CST by NWS Corpus Christi TX
Effective: Fri January 23, 2026, 11:52 AM
Expires: Sat January 24, 2026, 1:00 AM
* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as 15-25 degrees Sunday morning and 5-15 degrees Monday morning. For the Freeze Watch, sub-freezing temperatures as low as 18 degrees inland and 25 degrees along the barrier islands on Monday morning. * WHERE...Aransas Islands, Bee, Calhoun Islands, Coastal Aransas, Coastal Calhoun, Coastal Refugio, Goliad, Inland Calhoun, Inland Refugio, La Salle, Live Oak, McMullen, and Victoria Counties. * WHEN...For the Extreme Cold Warning, from 9 PM Saturday to noon CST Monday. For the Freeze Watch, from late Saturday night through Monday morning. * IMPACTS...Frostbite and hypothermia are likely if unprotected skin is exposed to these temperatures. Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Take steps now to protect tender plants from the cold.
Freeze Watch issued January 23 at 11:52AM CST until January 26 at 12:00PM CST by NWS Corpus Christi TX
Effective: Fri January 23, 2026, 11:52 AM
Expires: Sat January 24, 2026, 1:00 AM
* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as 15-25 degrees Sunday morning and 5-15 degrees Monday morning. For the Freeze Watch, sub-freezing temperatures as low as 18 degrees inland and 25 degrees along the barrier islands on Monday morning. * WHERE...Aransas Islands, Bee, Calhoun Islands, Coastal Aransas, Coastal Calhoun, Coastal Refugio, Goliad, Inland Calhoun, Inland Refugio, La Salle, Live Oak, McMullen, and Victoria Counties. * WHEN...For the Extreme Cold Warning, from 9 PM Saturday to noon CST Monday. For the Freeze Watch, from late Saturday night through Monday morning. * IMPACTS...Frostbite and hypothermia are likely if unprotected skin is exposed to these temperatures. Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Take steps now to protect tender plants from the cold.
Winter Storm Watch issued January 23 at 12:39PM CST until January 25 at 12:00PM CST by NWS Corpus Christi TX
Effective: Fri January 23, 2026, 12:39 PM
Expires: Sat January 24, 2026, 1:00 AM
* WHAT...Significant icing possible. Total ice accumulations around one tenth of an inch possible. * WHERE...Bee, Coastal Aransas, Coastal Calhoun, Coastal Refugio, Goliad, Inland Calhoun, Inland Refugio, Live Oak, McMullen, and Victoria Counties. * WHEN...From late Saturday night through Sunday morning. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Difficult travel conditions are possible.
Monitor the latest forecasts for updates on this situation. Persons should delay all travel if possible. If travel is absolutely necessary, drive with extreme caution and be prepared for sudden changes in visibility. Leave plenty of room between you and the motorist ahead of you, and allow extra time to reach your destination. Avoid sudden braking or acceleration, and be especially cautious on hills or when making turns. Make sure your car is winterized and in good working order.
Winter Storm Warning issued January 24 at 12:12AM CST until January 25 at 12:00PM CST by NWS Corpus Christi TX
Effective: Sat January 24, 2026, 12:12 AM
Expires: Sat January 24, 2026, 1:30 PM
* WHAT...Significant icing expected. Total ice accumulations up to one tenth of an inch. * WHERE...Bee, Coastal Aransas, Coastal Calhoun, Coastal Refugio, Goliad, Inland Calhoun, Inland Refugio, Live Oak, McMullen, and Victoria Counties. * WHEN...From midnight tonight to noon CST Sunday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...Conditions can still change, but even just light accumulations of ice makes travel extremely hazardous.
Persons are urged to stay indoors until conditions improve. If you must go outside, dress in layers. Several layers of clothes will keep you warmer than a single heavy coat. Cover exposed skin to reduce your risk of frostbite or hypothermia. Gloves, a scarf, and a hat will keep you from losing your body heat. Persons should consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary.
Freeze Warning issued January 24 at 12:03AM CST until January 26 at 12:00PM CST by NWS Corpus Christi TX
Effective: Sat January 24, 2026, 12:03 AM
Expires: Sat January 24, 2026, 1:45 PM
* WHAT...For the Freeze Warning, sub-freezing temperatures as low as 26 Sunday morning, and as low as 18 Monday morning expected. For the Extreme Cold Warning, dangerously cold wind chills as low as 12 Sunday morning and as low as 5 above zero expected Monday morning. * WHERE...Bee, Coastal Aransas, Coastal Calhoun, Coastal Refugio, Goliad, Inland Calhoun, Inland Refugio, Live Oak, McMullen, and Victoria Counties. * WHEN...For the Freeze Warning, from 7 PM Saturday to noon CST Monday. For the Extreme Cold Warning, from 9 PM Saturday to noon CST Monday. * IMPACTS...Frostbite and hypothermia are likely if unprotected skin is exposed to these temperatures. Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Take steps now to protect tender plants from the cold. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly.
Extreme Cold Warning issued January 24 at 12:03AM CST until January 26 at 12:00PM CST by NWS Corpus Christi TX
Effective: Sat January 24, 2026, 12:03 AM
Expires: Sat January 24, 2026, 1:45 PM
* WHAT...For the Freeze Warning, sub-freezing temperatures as low as 26 Sunday morning, and as low as 18 Monday morning expected. For the Extreme Cold Warning, dangerously cold wind chills as low as 12 Sunday morning and as low as 5 above zero expected Monday morning. * WHERE...Bee, Coastal Aransas, Coastal Calhoun, Coastal Refugio, Goliad, Inland Calhoun, Inland Refugio, Live Oak, McMullen, and Victoria Counties. * WHEN...For the Freeze Warning, from 7 PM Saturday to noon CST Monday. For the Extreme Cold Warning, from 9 PM Saturday to noon CST Monday. * IMPACTS...Frostbite and hypothermia are likely if unprotected skin is exposed to these temperatures. Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Take steps now to protect tender plants from the cold. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly.
Extreme Cold Warning issued January 24 at 12:03AM CST until January 26 at 12:00PM CST by NWS Corpus Christi TX
Effective: Sat January 24, 2026, 12:03 AM
Expires: Sat January 24, 2026, 1:45 PM
* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as 13 expected. For the Freeze Watch, sub-freezing temperatures as low as 31 possible. For the Freeze Warning, sub-freezing temperatures as low as 21 expected. * WHERE...Aransas Islands, Calhoun Islands, and La Salle Counties. * WHEN...For the Extreme Cold Warning, from 9 PM Saturday to noon CST Monday. For the Freeze Watch, from late Saturday night through Sunday evening. For the Freeze Warning, from 11 PM Sunday to noon CST Monday. * IMPACTS...Frostbite and hypothermia are likely if unprotected skin is exposed to these temperatures. Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Take steps now to protect tender plants from the cold. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly.
Freeze Watch issued January 24 at 12:03AM CST until January 25 at 11:00PM CST by NWS Corpus Christi TX
Effective: Sat January 24, 2026, 12:03 AM
Expires: Sat January 24, 2026, 1:45 PM
* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as 13 expected. For the Freeze Watch, sub-freezing temperatures as low as 31 possible. For the Freeze Warning, sub-freezing temperatures as low as 21 expected. * WHERE...Aransas Islands, Calhoun Islands, and La Salle Counties. * WHEN...For the Extreme Cold Warning, from 9 PM Saturday to noon CST Monday. For the Freeze Watch, from late Saturday night through Sunday evening. For the Freeze Warning, from 11 PM Sunday to noon CST Monday. * IMPACTS...Frostbite and hypothermia are likely if unprotected skin is exposed to these temperatures. Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Take steps now to protect tender plants from the cold. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly.
Freeze Warning issued January 24 at 12:03AM CST until January 26 at 12:00PM CST by NWS Corpus Christi TX
Effective: Sat January 24, 2026, 12:03 AM
Expires: Sat January 24, 2026, 1:45 PM
* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as 13 expected. For the Freeze Watch, sub-freezing temperatures as low as 31 possible. For the Freeze Warning, sub-freezing temperatures as low as 21 expected. * WHERE...Aransas Islands, Calhoun Islands, and La Salle Counties. * WHEN...For the Extreme Cold Warning, from 9 PM Saturday to noon CST Monday. For the Freeze Watch, from late Saturday night through Sunday evening. For the Freeze Warning, from 11 PM Sunday to noon CST Monday. * IMPACTS...Frostbite and hypothermia are likely if unprotected skin is exposed to these temperatures. Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Take steps now to protect tender plants from the cold. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly.
Winter Weather Advisory issued January 23 at 4:28PM CST until January 25 at 6:00PM CST by NWS Houston/Galveston TX
Effective: Fri January 23, 2026, 4:28 PM
Expires: Sat January 24, 2026, 4:30 AM
* WHAT...Freezing rain expected. Total ice accumulations up to 0.05 inch. * WHERE...Portions of south central and southeast Texas. * WHEN...From midnight Saturday Night to 6 PM CST Sunday. * IMPACTS...Very slippery sidewalks, roads and bridges are possible.
Slow down and use caution while traveling. Prepare for possible power outages. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Winter Storm Warning issued January 23 at 4:28PM CST until January 25 at 6:00PM CST by NWS Houston/Galveston TX
Effective: Fri January 23, 2026, 4:28 PM
Expires: Sat January 24, 2026, 4:30 AM
* WHAT...Total ice accumulations up to two tenths of an inch. * WHERE...Portions of south central and southeast Texas. * WHEN...From 6 PM Saturday to 6 PM CST Sunday. * IMPACTS...Plan on slippery road conditions.
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Extreme Cold Warning issued January 23 at 1:00PM CST until January 26 at 12:00PM CST by NWS Houston/Galveston TX
Effective: Fri January 23, 2026, 1:00 PM
Expires: Sat January 24, 2026, 6:00 AM
* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as 5 below zero well inland to around 10 degrees along the coast expected. For the Extreme Cold Watch, dangerously cold wind chills as low as 5 to 15 degrees possible. * WHERE...Portions of south central and southeast Texas. * WHEN...For the Extreme Cold Warning, from 6 PM Saturday to noon CST Monday. For the Extreme Cold Watch, from Monday afternoon through Tuesday morning. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Hard freeze conditions with an extended period of freezing temperatures could cause ruptured water pipes.
Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing, wrap or drain them. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Monitor the latest forecasts and warnings for updates.
Extreme Cold Watch issued January 23 at 1:00PM CST until January 27 at 12:00PM CST by NWS Houston/Galveston TX
Effective: Fri January 23, 2026, 1:00 PM
Expires: Sat January 24, 2026, 6:00 AM
* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as 5 below zero well inland to around 10 degrees along the coast expected. For the Extreme Cold Watch, dangerously cold wind chills as low as 5 to 15 degrees possible. * WHERE...Portions of south central and southeast Texas. * WHEN...For the Extreme Cold Warning, from 6 PM Saturday to noon CST Monday. For the Extreme Cold Watch, from Monday afternoon through Tuesday morning. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Hard freeze conditions with an extended period of freezing temperatures could cause ruptured water pipes.
Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing, wrap or drain them. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Monitor the latest forecasts and warnings for updates.
Extreme Cold Warning issued January 23 at 11:27PM CST until January 26 at 12:00PM CST by NWS Houston/Galveston TX
Effective: Fri January 23, 2026, 11:27 PM
Expires: Sat January 24, 2026, 7:30 AM
* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as the single digits below zero. For the Extreme Cold Watch, dangerously cold wind chills as low as the single digits above zero possible. * WHERE...Portions of south central and southeast Texas. * WHEN...For the Extreme Cold Warning, from 6 PM Saturday to noon CST Monday. For the Extreme Cold Watch, from Monday afternoon through Tuesday morning. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Hard freeze conditions with an extended period of freezing temperatures could cause ruptured water pipes.
Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; insulate, wrap, or drain them. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.
Extreme Cold Watch issued January 23 at 11:27PM CST until January 27 at 12:00PM CST by NWS Houston/Galveston TX
Effective: Fri January 23, 2026, 11:27 PM
Expires: Sat January 24, 2026, 7:30 AM
* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as the single digits below zero. For the Extreme Cold Watch, dangerously cold wind chills as low as the single digits above zero possible. * WHERE...Portions of south central and southeast Texas. * WHEN...For the Extreme Cold Warning, from 6 PM Saturday to noon CST Monday. For the Extreme Cold Watch, from Monday afternoon through Tuesday morning. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. Hard freeze conditions with an extended period of freezing temperatures could cause ruptured water pipes.
Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; insulate, wrap, or drain them. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.
Winter Storm Warning issued January 23 at 11:24PM CST until January 25 at 6:00PM CST by NWS Houston/Galveston TX
Effective: Fri January 23, 2026, 11:24 PM
Expires: Sat January 24, 2026, 7:30 AM
* WHAT...Heavy mixed precipitation expected. Total snow and sleet accumulations up to one inch and ice accumulations between one tenth and one quarter of an inch. * WHERE...Portions of south central and southeast Texas. * WHEN...From 6 PM Saturday to 6 PM CST Sunday. * IMPACTS...Power outages and tree damage are likely due to the ice. Travel could be nearly impossible.
If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Winter Weather Advisory issued January 23 at 11:24PM CST until January 25 at 6:00PM CST by NWS Houston/Galveston TX
Effective: Fri January 23, 2026, 11:24 PM
Expires: Sat January 24, 2026, 7:30 AM
* WHAT...Freezing rain expected. Total ice accumulations up to one tenth of an inch. * WHERE...Portions of south central and southeast Texas. * WHEN...From midnight Saturday Night to 6 PM CST Sunday. * IMPACTS...Difficult travel conditions are possible.
Slow down and use caution while traveling. Prepare for possible power outages. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Winter Weather Advisory issued January 23 at 4:28PM CST until January 25 at 6:00PM CST by NWS Houston/Galveston TX
Effective: Fri January 23, 2026, 4:28 PM
Expires: Sat January 24, 2026, 4:30 AM
* WHAT...Freezing rain expected. Total ice accumulations up to 0.05 inch. * WHERE...Bolivar Peninsula, Brazoria Islands, Galveston Island, and Matagorda Islands Counties. * WHEN...From midnight Saturday Night to 6 PM CST Sunday. * IMPACTS...Very slippery sidewalks, roads and bridges are possible.
Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.87 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 59.32 μg/m3
Astronomical
Sun Transit: 12:38 AM
Sunset: 5:59 PM
Daylight: 10 hrs 41 mins
Moon Transit: 5:14 PM
Moonset: 11:54 PM
Moon Phase: First Quarter
Moon Illumination: 34.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM4:44 PM - 7:14 PM
Minor Periods
12:00 AM - 12:00 AM10:14 AM - 11:44 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.03 μg/m3
Sulphur Dioxide: 2.56 μg/m3
Ozone: 47.72 μg/m3
Astronomical
Sun Transit: 12:38 AM
Sunset: 6:00 PM
Daylight: 10 hrs 43 mins
Moon Transit: 6:04 PM
Moonset: 12:54 AM
Moon Phase: First Quarter
Moon Illumination: 45.8%
Best Times for Fishing or Hunting
Major Periods
4:14 AM - 6:44 AM5:34 PM - 8:04 PM
Minor Periods
10:47 AM - 12:17 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.34 μg/m3
Sulphur Dioxide: 3.15 μg/m3
Ozone: 68.32 μg/m3
Astronomical
Sun Transit: 12:39 AM
Sunset: 6:01 PM
Daylight: 10 hrs 44 mins
Moon Transit: 6:57 PM
Moonset: 12:59 AM
Moon Phase: First Quarter
Moon Illumination: 57.1%
Best Times for Fishing or Hunting
Major Periods
5:05 AM - 7:35 AM6:27 PM - 8:57 PM
Minor Periods
11:26 AM - 12:56 AM12:29 AM - 1:59 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.81 μg/m3
Sulphur Dioxide: 3.1 μg/m3
Ozone: 61.92 μg/m3
Astronomical
Sun Transit: 12:39 AM
Sunset: 6:02 PM
Daylight: 10 hrs 45 mins
Moon Transit: 7:56 PM
Moonset: 2:08 AM
Moon Phase: First Quarter
Moon Illumination: 68.0%
Best Times for Fishing or Hunting
Major Periods
6:01 AM - 8:31 AM7:26 PM - 9:56 PM
Minor Periods
12:11 AM - 1:41 PM1:38 AM - 3:08 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.45 μg/m3
Sulphur Dioxide: 1.73 μg/m3
Ozone: 57.85 μg/m3
Astronomical
Sun Transit: 12:39 AM
Sunset: 6:03 PM
Daylight: 10 hrs 46 mins
Moon Transit: 9:00 PM
Moonset: 3:17 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 78.1%
Best Times for Fishing or Hunting
Major Periods
7:02 AM - 9:32 AM8:30 PM - 11:00 PM
Minor Periods
1:04 PM - 2:34 PM2:47 AM - 4:17 AM
Action Rating: 3 out of 5