Coggon, Iowa Weather
Warm wind sweeps the tallgrass. Day 16 of summer. Read this microseason across nine climate regions →
Coggon weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 6Partly Cloudy——83°65°—
- TuesdayJul 7Overcast——85°66°+2°
- WednesdayJul 8Overcast22%—83°66°-2°
- ThursdayJul 9T-storm w/ Hail56%—80°69°-3°
- FridayJul 10T-storm w/ Hail33%0.54″75°68°-5°
- SaturdayJul 11Mostly Clear22%—83°64°+8°
- SundayJul 12Partly Cloudy——86°70°+3°
AQI 30 (Good), driven by PM2.5. AQI up 8 over the last 6 hours (gradual rise). PM2.5 at 12.7 µg/m³ (AQI 58) with a 0.88 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in stagnant air, not road dust.
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 41 now. With UV 7.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 40.
- Present
- AQI 41
- UV peak
- 7.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 40
PM × Wind × Precip
PM2.5 at 12.7 µg/m³ (AQI 58) with a 0.88 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.88
- 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).
When the stars begin to huddle, the earth will soon become a puddle.
- Moonrise
- 11:47 PM
- Moonset
- 12:27 PM
- In sign
- ♈︎ Aries
Warm wind sweeps the tallgrass
Coggon at a glance
- Today vs. normal: 13°F above the seasonal normal for this latitude
- Last frost: April 30 (climatological average for this latitude)
- Microseason: Jul 6–10
- Planting window: Sow fall broccoli and cabbage indoors for transplant in 4 weeks.
ZIP code: 52218
16-Day Forecast — Coggon
- Mon83°65°1%
- Tue85°66°4%
- Wed83°66°22%
- Thu80°69°56%
- Fri75°68°33%
- Sat83°64°22%
- Sun86°70°8%
- Mon89°72°5%
- Tue90°73°6%
- Wed79°64°8%
- Thu71°59°19%
- Fri73°56°23%
- Sat77°57°32%
- Sun79°59°23%
- Mon80°61°26%
- Tue81°62°32%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 6, 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 — Coggon
SPC includes Coggon in the general thunderstorm area day after tomorrow — no severe risk, but storms are possible.
- TODAYNONENo severe risk
- TOMORROWNONENo severe risk
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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.
ZIP codes in Coggon
- 52218