Prairie du Chien, Wisconsin Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Prairie du Chien weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Foggy27%—84°70°—
- SundayJul 5Overcast11%—83°68°-1°
- MondayJul 6Clear——80°64°-3°
- TuesdayJul 7Overcast——83°62°+3°
- WednesdayJul 8T-storm w/ Hail44%—81°66°-2°
- ThursdayJul 9Overcast46%—78°66°-3°
- FridayJul 10Light Drizzle11%—80°62°+2°
AQI 37 (Good), driven by PM2.5. AQI up 5 over the last 6 hours (gradual rise). PM2.5 at 8.8 µg/m³ (AQI 49) with a 0.79 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm 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 39. Overcast through the UV peak window (cloud cover ~81%) — afternoon ozone should stay flat.
- Present
- AQI 39
- UV peak
- 6.2 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 16
PM × Wind × Precip
PM2.5 at 8.8 µg/m³ (AQI 49) with a 0.79 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.79
- 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).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:03 PM
- Moonset
- 10:07 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Prairie du Chien at a glance
- Today vs. normal: 13°F above the seasonal normal for this latitude
- Last frost: May 4 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 53821
16-Day Forecast — Prairie du Chien
- Sat84°70°27%
- Sun83°68°11%
- Mon80°64°6%
- Tue83°62°4%
- Wed81°66°44%
- Thu78°66°46%
- Fri80°62°11%
- Sat76°61°9%
- Sun78°57°11%
- Mon78°57°9%
- Tue82°60°7%
- Wed80°61°19%
- Thu82°63°16%
- Fri83°67°26%
- Sat73°60°32%
- Sun77°57°35%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 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 — Prairie du Chien
SPC includes Prairie du Chien in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- 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 Prairie du Chien
- 53821