Imlay City, Michigan Weather
Fireflies rise from the lawn. Day 77 of spring. Read this microseason across nine climate regions →
Imlay City weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Mostly Clear——85°54°—
- FridayJun 5Heavy Rain62%0.83″82°61°-3°
- SaturdayJun 6Heavy Rain66%0.40″76°66°-6°
- SundayJun 7Foggy——71°55°-5°
- MondayJun 8Overcast——73°54°+2°
- TuesdayJun 9Light Drizzle31%—83°57°+10°
- WednesdayJun 10Drizzle29%0.02″76°64°-7°
Ozone at AQI 68. AQI up 51 in the last 6 hours — air quality is degrading. Overcast through the UV peak window (cloud cover ~63%) — 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 68. Overcast through the UV peak window (cloud cover ~63%) — afternoon ozone should stay flat.
- Present
- AQI 68
- UV peak
- 0.5 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 8
PM × Wind × Precip
PM2.5 at 7.1 µg/m³, PM10 at 8.5 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.84
- 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
- 4:11 AM
- Moonset
- 1:22 PM
- In sign
- ♒︎ Aquarius
Fireflies rise from the lawn
Imlay City at a glance
- Today vs. normal: 11°F above the seasonal normal for this latitude
- Last frost: May 4 (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 — Imlay City
SPC has placed Imlay City 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.