Witt, Illinois Weather
Fireflies pulse through the magnolias. Day 76 of spring. Read this microseason across nine climate regions →
Witt weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Mostly Clear——81°55°—
- ThursdayJun 4Overcast——82°58°+1°
- FridayJun 5Light Drizzle20%—81°63°-1°
- SaturdayJun 6Showers33%—85°66°+4°
- SundayJun 7Showers32%—88°70°+3°
- MondayJun 8Light Showers47%0.01″77°70°-11°
- TuesdayJun 9Drizzle26%—77°70°0°
Ozone at AQI 76 now. AQI flat over the last 6 hours (within ±4 points). With UV 9.1 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 92 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 9.1 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 92 by mid-afternoon.
- Present
- AQI 76
- UV peak
- 9.1 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 92
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
- 3:46 AM
- Moonset
- 12:59 PM
- In sign
- ♑︎ Capricorn
Fireflies pulse through the magnolias
Witt at a glance
- Today vs. normal: 78°F — typical for the season
- Last frost: April 12 (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 3, 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 — Witt
SPC has placed Witt in the General Thunderstorms category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWNONENo severe risk
- 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.