Lavaca, AR Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Lavaca, AR in one place.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. South wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Lavaca, AR is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 9, 2026 7:27 AM CDT.
The active forecast window currently covers Apr 10 to Apr 15, 2026 for Lavaca, AR.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 10 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 7:27 AM CDT
- Forecast office
- TSA
- Source
- NOAA / NWS
Daily Outlook
This Week in Lavaca
Saturday looks like the warmest upcoming period in Lavaca at 83 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Sunday at about 10 to 15 mph S.
Precipitation is mentioned in 12 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 7:27 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- TSA
- Radar station
- KSRX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 60. Southeast wind around 5 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 64. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Showers and thunderstorms likely after 7am. Mostly cloudy, with a high near 76. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 81. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. South wind 5 to 10 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Southwest wind 5 to 10 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 10
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
82°F |
5 mph
S
|
|
Friday Night
Apr 10
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
60°F |
5 mph
SE
|
|
Saturday
Apr 11
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
83°F |
5 to 10 mph
SE
|
|
Saturday Night
Apr 11
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
64°F |
5 to 10 mph
SE
|
|
Sunday
Apr 12
|
Showers And Thunderstorms Likely
|
76°F |
10 to 15 mph
S
|
|
Sunday Night
Apr 12
|
Showers And Thunderstorms Likely
|
65°F |
10 to 15 mph
S
|
|
Monday
Apr 13
|
Chance Showers And Thunderstorms
|
82°F |
10 to 15 mph
S
|
|
Monday Night
Apr 13
|
Chance Showers And Thunderstorms
|
66°F |
10 mph
S
|
|
Tuesday
Apr 14
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
81°F |
10 to 15 mph
S
|
|
Tuesday Night
Apr 14
|
Showers And Thunderstorms Likely
|
62°F |
10 mph
S
|
|
Wednesday
Apr 15
|
Chance Showers And Thunderstorms
|
79°F |
5 to 10 mph
S
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
56°F |
5 to 10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lavaca.