Hudson, Illinois Weather
Cicadas claim the scorching 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 Rain54%1.0″87°70°—
- SundayJul 5Overcast18%—82°69°-5°
- MondayJul 6Partly Cloudy12%—81°65°-1°
- TuesdayJul 7Overcast——80°60°-1°
- WednesdayJul 8Overcast——81°63°+1°
- ThursdayJul 9Thunderstorm46%0.02″82°68°+1°
- FridayJul 10Foggy46%—77°66°-5°
AQI 28 (Good), driven by PM2.5. AQI down 9 over the last 6 hours (gradual decline). PM2.5 at 9.3 µg/m³, PM10 at 10.5 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 during the projected peak around 10 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 37. Overcast through the UV peak window (cloud cover ~76%) — afternoon ozone should stay flat.
- Present
- AQI 37
- UV peak
- 4.2 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 10
PM × Wind × Precip
PM2.5 at 9.3 µg/m³, PM10 at 10.5 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.89
- 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
- 10:51 PM
- Moonset
- 10:02 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Hudson at a glance
- Today vs. normal: 8°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: 61748
16-Day Forecast — Hudson
- Sat87°70°54%
- Sun82°69°18%
- Mon81°65°12%
- Tue80°60°3%
- Wed81°63°4%
- Thu82°68°46%
- Fri77°66°46%
- Sat81°65°13%
- Sun70°58°6%
- Mon72°55°8%
- Tue76°60°8%
- Wed78°62°23%
- Thu81°65°19%
- Fri81°69°26%
- Sat84°70°29%
- Sun82°72°39%
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 has placed Hudson in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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
- 61748