Fort Madison, Iowa Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Fort Madison weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——85°72°—
- MondayJul 6Mostly Clear——87°67°+2°
- TuesdayJul 7Overcast——84°66°-3°
- WednesdayJul 8Overcast——86°67°+2°
- ThursdayJul 9Drizzle25%0.11″82°71°-4°
- FridayJul 10Light Drizzle38%—84°70°+2°
- SaturdayJul 11Light Drizzle26%0.02″77°69°-7°
AQI 40 (Good), driven by PM2.5. AQI up 14 over the last 6 hours (gradual rise). PM2.5 at 7.8 µg/m³, PM10 at 9.1 µg/m³ — typical background levels with no transport signature.
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 43 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 43
- UV peak
- 2.1 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 43
PM × Wind × Precip
PM2.5 at 7.8 µg/m³, PM10 at 9.1 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.86
- Wind
- light
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:24 PM
- Moonset
- 11:17 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Fort Madison at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: April 20 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 52627
16-Day Forecast — Fort Madison
- Sun85°72°9%
- Mon87°67°1%
- Tue84°66°1%
- Wed86°67°2%
- Thu82°71°25%
- Fri84°70°38%
- Sat77°69°26%
- Sun86°68°11%
- Mon77°65°3%
- Tue76°59°4%
- Wed78°62°9%
- Thu81°63°19%
- Fri83°65°23%
- Sat85°68°19%
- Sun89°70°18%
- Mon90°72°27%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 — Fort Madison
SPC includes Fort Madison in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- DAY 3NONENo severe risk
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 Fort Madison
- 52627