Blue River, Wisconsin Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Blue River weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Foggy19%—82°68°—
- SundayJul 5Overcast26%—82°68°0°
- MondayJul 6Clear——81°63°-1°
- TuesdayJul 7Overcast——84°62°+3°
- WednesdayJul 8Thunderstorm32%1.2″83°64°-1°
- ThursdayJul 9Drizzle34%—75°67°-8°
- FridayJul 10Overcast17%—81°61°+6°
AQI 30 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±4 points). PM2.5 at 8.0 µg/m³ (AQI 44) with a 0.78 fine-to-coarse ratio and 2 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
PM × Wind × Precip
PM2.5 at 8.0 µg/m³ (AQI 44) with a 0.78 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.78
- 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
- 11:01 PM
- Moonset
- 10:05 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Blue River at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- Last frost: May 5 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 53518
16-Day Forecast — Blue River
- Sat82°68°19%
- Sun82°68°26%
- Mon81°63°1%
- Tue84°62°4%
- Wed83°64°32%
- Thu75°67°34%
- Fri81°61°17%
- Sat84°64°11%
- Sun70°58°11%
- Mon77°53°12%
- Tue80°61°10%
- Wed82°62°19%
- Thu79°67°13%
- Fri85°67°23%
- Sat86°70°26%
- Sun85°70°32%
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 — Blue River
SPC includes Blue River 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 Blue River
- 53518