Zachary, Louisiana Weather
Thunderheads boil and break at dusk. Day 16 of summer. Read this microseason across nine climate regions →
Zachary weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 6Overcast19%—90°72°—
- TuesdayJul 7Overcast32%—91°76°+1°
- WednesdayJul 8Heavy Drizzle30%—93°74°+2°
- ThursdayJul 9Thunderstorm20%—92°75°-1°
- FridayJul 10Heavy Drizzle34%0.01″96°74°+4°
- SaturdayJul 11Overcast35%—96°75°0°
- SundayJul 12Overcast49%—94°77°-2°
AQI 37 (Good), driven by PM2.5. AQI down 5 over the last 6 hours (gradual decline). PM2.5 at 8.7 µg/m³ (AQI 48) with a 0.97 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in stagnant air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 8.7 µg/m³ (AQI 48) with a 0.97 fine-to-coarse ratio and 1 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.97
- Wind
- calm
- 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).
When the stars begin to huddle, the earth will soon become a puddle.
- Moonrise
- 11:46 PM
- Moonset
- 12:20 PM
- In sign
- ♓︎ Pisces
Thunderheads boil and break at dusk
Zachary at a glance
- Today vs. normal: 10°F below the seasonal normal for this latitude
- Last frost: February 19 (climatological average for this latitude)
- Microseason: Jul 6–10
- Planting window: Sow fall broccoli and cabbage indoors for transplant in 4 weeks.
ZIP code: 70791
15-Day Forecast — Zachary
- Mon90°72°19%
- Tue91°76°32%
- Wed93°74°30%
- Thu92°75°20%
- Fri96°74°34%
- Sat96°75°35%
- Sun94°77°49%
- Mon95°76°54%
- Tue97°76°35%
- Wed100°78°27%
- Thu97°77°22%
- Fri97°75°43%
- Sat93°75°42%
- Sun83°75°26%
- Mon92°74°27%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 6, 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 — Zachary
SPC includes Zachary in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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 Zachary
- 70791