Harbor Beach, Michigan Weather
Fireflies rise from the lawn. Day 77 of spring. Read this microseason across nine climate regions →
Harbor Beach weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast——79°55°—
- FridayJun 5Light Drizzle77%0.05″85°60°+6°
- SaturdayJun 6Light Drizzle89%—73°56°-12°
- SundayJun 7Foggy——58°50°-15°
- MondayJun 8Overcast——65°53°+7°
- TuesdayJun 9Overcast21%—72°54°+7°
- WednesdayJun 10Overcast19%—73°58°+1°
Ozone at AQI 46 now. AQI down 5 over the last 6 hours (steady decline since this morning). With UV 7.4 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 45 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 46 now. With UV 7.4 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 45 by mid-afternoon.
- Present
- AQI 46
- UV peak
- 7.4 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 45
PM × Wind × Precip
PM2.5 at 7.0 µg/m³ (AQI 39) with a 0.99 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.99
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 4:12 AM
- Moonset
- 1:18 PM
- In sign
- ♒︎ Aquarius
Fireflies rise from the lawn
Harbor Beach at a glance
- Today vs. normal: 8°F above the seasonal normal for this latitude
- Last frost: May 9 (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 — Harbor Beach
SPC has placed Harbor Beach 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.