Lavaca, Arkansas Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Lavaca weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Drizzle57%0.07″90°71°—
- MondayJul 6Drizzle19%0.03″97°73°+7°
- TuesdayJul 7Clear——94°69°-3°
- WednesdayJul 8Clear——99°70°+5°
- ThursdayJul 9Overcast——102°73°+3°
- FridayJul 10Overcast15%—101°77°-1°
- SaturdayJul 11Overcast26%—100°75°-1°
AQI 41 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±4 points). Ozone at AQI 48. Overcast through the UV peak window (cloud cover ~91%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 48. Overcast through the UV peak window (cloud cover ~91%) — afternoon ozone should stay flat.
- Present
- AQI 48
- UV peak
- 7.4 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 24
PM × Wind × Precip
PM2.5 at 8.0 µg/m³ (AQI 44) with a 0.76 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.76
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:32 PM
- Moonset
- 11:31 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Lavaca at a glance
- Today vs. normal: 12°F above the seasonal normal for this latitude
- Last frost: March 19 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 72941
16-Day Forecast — Lavaca
- Sun90°71°57%
- Mon97°73°19%
- Tue94°69°7%
- Wed99°70°2%
- Thu102°73°7%
- Fri101°77°15%
- Sat100°75°26%
- Sun99°71°11%
- Mon103°70°8%
- Tue100°75°4%
- Wed106°75°4%
- Thu114°72°13%
- Fri105°76°19%
- Sat92°76°23%
- Sun100°75°29%
- Mon102°73°13%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Lavaca
SPC has placed Lavaca in the Marginal Risk category for severe thunderstorms tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWMRGLMarginal Risk
- DAY 3NONENo severe risk
Isolated severe storms possible. Limited threat for hail or damaging wind.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
ZIP codes in Lavaca
- 72941