Winona, Kansas Weather
Fireflies pulse through the magnolias. Day 77 of spring. Read this microseason across nine climate regions →
Winona weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Light Drizzle61%0.04″88°62°—
- FridayJun 5Overcast12%—95°63°+7°
- SaturdayJun 6Overcast12%—92°66°-3°
- SundayJun 7Overcast——94°65°+2°
- MondayJun 8Heavy Drizzle28%0.05″93°69°-1°
- TuesdayJun 9Mostly Clear28%—102°70°+9°
- WednesdayJun 10Overcast——99°78°-3°
Ozone at AQI 38 now. AQI down 10 over the last 6 hours (steady decline since this morning). With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 17 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 38 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 17 by mid-afternoon.
- Present
- AQI 38
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 17
PM × Wind × Precip
PM scrubbed by 2 hours of recent rain — PM2.5 down to 6.0 µg/m³, PM10 to 6.5 µg/m³.
- PM2.5/PM10
- 0.92
- Wind
- breezy
- Recent rain
- 2h in last 6h
- Pattern
- washed out
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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:12 AM
- Moonset
- 2:52 PM
- In sign
- ♑︎ Capricorn
Fireflies pulse through the magnolias
Winona at a glance
- Today vs. normal: 12°F below the seasonal normal for this latitude
- Last frost: April 10 (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 4, 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 — Winona
SPC has placed Winona in the Marginal Risk category for severe thunderstorms day after tomorrow.
- TODAYTSTMGeneral Thunderstorms
- 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.