Marion, Michigan Weather
Fireflies rise from the lawn. Day 77 of spring. Read this microseason across nine climate regions →
Marion weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast——82°48°—
- FridayJun 5Heavy Drizzle81%0.09″71°60°-11°
- SaturdayJun 6Light Showers48%0.02″76°58°+5°
- SundayJun 7Overcast——76°53°0°
- MondayJun 8Overcast——77°50°+1°
- TuesdayJun 9Overcast31%—81°53°+4°
- WednesdayJun 10Heavy Drizzle28%0.17″75°64°-6°
Ozone at AQI 38 now. AQI down 7 over the last 6 hours (steady decline since this morning). With UV 0.0 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 6 by mid-afternoon.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 5 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 38 now. With UV 0.0 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 6 by mid-afternoon.
- Present
- AQI 38
- UV peak
- 0.0 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 6
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
- 4:24 AM
- Moonset
- 1:27 PM
- In sign
- ♑︎ Capricorn
Fireflies rise from the lawn
Marion at a glance
- Today vs. normal: 22°F below the seasonal normal for this latitude
- Last frost: May 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 — Marion
SPC has placed Marion in the Marginal Risk category for severe thunderstorms tomorrow.
- TODAYNONENo severe risk
- TOMORROWMRGLMarginal Risk
- DAY 3NONENo severe 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.