Hot Springs, South Dakota Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Hot Springs weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Mostly Clear——88°60°—
- SundayJul 5Clear——97°66°+9°
- MondayJul 6Overcast25%—101°68°+4°
- TuesdayJul 7Light Showers56%0.04″100°68°-1°
- WednesdayJul 8Light Drizzle56%—85°65°-15°
- ThursdayJul 9Overcast39%—92°65°+7°
- FridayJul 10Clear21%—90°62°-2°
AQI 63 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±4 points). PM2.5 at 19.0 µg/m³ (AQI 69) with a 0.72 fine-to-coarse ratio and 5 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 50 now. With UV 6.5 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 43 around 1 PM.
- Present
- AQI 50
- UV peak
- 6.5 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 43
PM × Wind × Precip
PM2.5 at 19.0 µg/m³ (AQI 69) with a 0.72 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.72
- Wind
- light
- 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
- 10:54 PM
- Moonset
- 9:59 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Hot Springs at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: May 7 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 57747
16-Day Forecast — Hot Springs
- Sat88°60°4%
- Sun97°66°1%
- Mon101°68°25%
- Tue100°68°56%
- Wed85°65°56%
- Thu92°65°39%
- Fri90°62°21%
- Sat94°59°6%
- Sun100°67°4%
- Mon102°72°4%
- Tue100°73°18%
- Wed109°78°33%
- Thu91°73°35%
- Fri95°67°22%
- Sat87°60°26%
- Sun93°62°26%
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 — Hot Springs
SPC has placed Hot Springs in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWNONENo severe risk
- DAY 3TSTMGeneral Thunderstorms
Isolated severe storms possible. Limited threat for hail or damaging wind.
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 Hot Springs
- 57747