Hudson, South Dakota 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 4Foggy15%—88°66°—
- SundayJul 5Mostly Clear——89°66°+1°
- MondayJul 6Overcast——87°66°-2°
- TuesdayJul 7Drizzle16%—92°69°+5°
- WednesdayJul 8Light Showers45%—83°68°-9°
- ThursdayJul 9Overcast45%—82°62°-1°
- FridayJul 10Overcast12%—80°61°-2°
AQI 42 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 46 now. With UV 6.8 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 30 around 1 PM.
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 46 now. With UV 6.8 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 30 around 1 PM.
- Present
- AQI 46
- UV peak
- 6.8 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 30
PM × Wind × Precip
PM2.5 at 7.4 µg/m³ (AQI 41) with a 0.75 fine-to-coarse ratio and 3 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
- 11:26 PM
- Moonset
- 10:29 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Hudson at a glance
- Today vs. normal: 14°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: 57034
16-Day Forecast — Hudson
- Sat88°66°15%
- Sun89°66°8%
- Mon87°66°2%
- Tue92°69°16%
- Wed83°68°45%
- Thu82°62°45%
- Fri80°61°12%
- Sat80°59°12%
- Sun84°59°8%
- Mon85°61°7%
- Tue87°62°5%
- Wed92°66°14%
- Thu89°66°17%
- Fri88°62°19%
- Sat76°59°14%
- Sun84°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 3TSTMGeneral Thunderstorms
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
- 57034