Riverside, Missouri Weather
Fireflies pulse through the magnolias. Day 77 of spring. Read this microseason across nine climate regions →
Riverside weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast19%—85°66°—
- FridayJun 5Thunderstorm56%0.10″95°70°+10°
- SaturdayJun 6Heavy Drizzle12%—87°71°-8°
- SundayJun 7Showers69%0.10″79°68°-8°
- MondayJun 8Thunderstorm57%—90°68°+11°
- TuesdayJun 9Thunderstorm39%—92°76°+2°
- WednesdayJun 10Thunderstorm——91°75°-1°
Ozone at AQI 70. AQI up 14 over the last 6 hours (gradual rise). Overcast through the UV peak window (cloud cover ~79%) — afternoon ozone should stay flat.
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 70. Overcast through the UV peak window (cloud cover ~79%) — afternoon ozone should stay flat.
- Present
- AQI 70
- UV peak
- 7.2 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 34
PM × Wind × Precip
PM2.5 at 11.0 µg/m³, PM10 at 12.7 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.87
- Wind
- breezy
- Recent rain
- 0h in last 6h
- Pattern
- background
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
- 4:45 AM
- Moonset
- 2:23 PM
- In sign
- ♒︎ Aquarius
Fireflies pulse through the magnolias
Riverside at a glance
- Today vs. normal: 7°F above the seasonal normal for this latitude
- Last frost: April 11 (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 — Riverside
SPC has placed Riverside in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
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.