Hudson, Wisconsin Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Hudson weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Heavy Rain22%1.2″83°65°—
- SundayJul 5Overcast13%—82°64°-1°
- MondayJul 6Overcast——84°67°+2°
- TuesdayJul 7Thunderstorm32%0.02″86°66°+2°
- WednesdayJul 8Heavy Showers57%0.76″74°61°-12°
- ThursdayJul 9Overcast50%—79°58°+5°
- FridayJul 10Light Drizzle13%—74°58°-5°
AQI 53 (Moderate), driven by PM2.5. AQI up 5 over the last 6 hours (gradual rise). PM2.5 at 15.0 µg/m³ (AQI 62) with a 0.75 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 47 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 47
- UV peak
- 1.0 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 47
PM × Wind × Precip
PM2.5 at 15.0 µg/m³ (AQI 62) with a 0.75 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.75
- 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
- 11:13 PM
- Moonset
- 10:11 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Hudson at a glance
- Today vs. normal: 16°F above the seasonal normal for this latitude
- Last frost: May 16 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 54016
16-Day Forecast — Hudson
- Sat83°65°22%
- Sun82°64°13%
- Mon84°67°7%
- Tue86°66°32%
- Wed74°61°57%
- Thu79°58°50%
- Fri74°58°13%
- Sat77°54°7%
- Sun79°56°13%
- Mon81°57°7%
- Tue83°61°5%
- Wed83°66°16%
- Thu83°67°14%
- Fri77°64°29%
- Sat69°60°20%
- Sun81°57°20%
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 — Hudson
SPC includes Hudson 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 Hudson
- 54016