Vivian, Louisiana Weather
Fireflies pulse through the magnolias. Day 78 of spring. Read this microseason across nine climate regions →
Vivian weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Light Showers45%0.06″81°73°—
- FridayJun 5Overcast——88°70°+7°
- SaturdayJun 6Drizzle41%—89°72°+1°
- SundayJun 7Light Drizzle60%—91°72°+2°
- MondayJun 8Overcast18%—95°72°+4°
- TuesdayJun 9Clear10%—96°71°+1°
- WednesdayJun 10Partly Cloudy——97°72°+1°
PM2.5 at 9.6 µg/m³ (AQI 52) with a 0.91 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust. AQI flat over the last 6 hours (within ±3 points).
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 44. Overcast through the UV peak window (cloud cover ~98%) — afternoon ozone should stay flat.
- Present
- AQI 44
- UV peak
- 0.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
PM × Wind × Precip
PM2.5 at 9.6 µg/m³ (AQI 52) with a 0.91 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.91
- 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).
The higher the clouds, the finer the weather.
- Moonrise
- 4:59 AM
- Moonset
- 3:39 PM
- In sign
- ♒︎ Aquarius
Fireflies pulse through the magnolias
Vivian at a glance
- Today vs. normal: 7°F below the seasonal normal for this latitude
- Last frost: March 4 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 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 — Vivian
SPC has placed Vivian in the General Thunderstorms category for severe thunderstorms today.
- 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.