Southport, Indiana Weather
Fireflies pulse through the magnolias. Day 78 of spring. Read this microseason across nine climate regions →
Southport weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast——82°56°—
- FridayJun 5Overcast——84°63°+2°
- SaturdayJun 6Overcast47%—82°68°-2°
- SundayJun 7Heavy Drizzle47%—79°68°-3°
- MondayJun 8Drizzle30%0.01″74°66°-5°
- TuesdayJun 9Showers40%0.12″79°69°+5°
- WednesdayJun 10Drizzle31%0.02″84°69°+5°
Ozone at AQI 76 now. AQI up 44 in the last 6 hours — air quality is degrading. With UV 0.1 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 18 by mid-afternoon.
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 76 now. With UV 0.1 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 18 by mid-afternoon.
- Present
- AQI 76
- UV peak
- 0.1 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 18
PM × Wind × Precip
PM2.5 at 4.9 µg/m³ (AQI 27) with a 0.84 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.84
- 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).
The higher the clouds, the finer the weather.
- Moonrise
- 4:44 AM
- Moonset
- 2:52 PM
- In sign
- ♒︎ Aquarius
Fireflies pulse through the magnolias
Southport at a glance
- Today vs. normal: 77°F — typical for the season
- Last frost: April 14 (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 — Southport
SPC has placed Southport in the Marginal Risk category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3MRGLMarginal 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.