Bonesteel, South Dakota Weather
Prairie lightning bugs rise. Day 78 of spring. Read this microseason across nine climate regions →
Bonesteel weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Heavy Drizzle48%0.05″82°62°—
- FridayJun 5Light Rain41%0.15″84°63°+2°
- SaturdayJun 6Partly Cloudy——89°64°+5°
- SundayJun 7Overcast18%—91°66°+2°
- MondayJun 8Thunderstorm22%—95°66°+4°
- TuesdayJun 9Heavy Showers22%0.64″99°64°+4°
- WednesdayJun 10Partly Cloudy21%—106°79°+7°
AQI 46 (Good), driven by Ozone. AQI up 7 over the last 6 hours (gradual rise). Ozone at AQI 34 now. With UV 0.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 8 by mid-afternoon.
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 34 now. With UV 0.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 8 by mid-afternoon.
- Present
- AQI 34
- UV peak
- 0.0 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 8
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).










































The higher the clouds, the finer the weather.
- Moonrise
- 5:46 AM
- Moonset
- 3:37 PM
- In sign
- ♒︎ Aquarius
Prairie lightning bugs rise
Bonesteel at a glance
- Today vs. normal: 72°F — typical for the season
- Last frost: May 4 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 5, 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 — Bonesteel
SPC has placed Bonesteel in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
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.