Today | Weather | Monday, June 29, 2026
Active Weather Warnings

Weather in Rapid City, South Dakota

07:12 PM
Now
Cloudy Weather
81° F
Feels Like 79°
Precipitation 0 %
Wind 15 mph
UV Index (0 - 11+) 1
Humidity 16 %
Today
Cloudy Weather
Day 84°
Night 54°
Precipitation 7 %
Wind 15 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Rapid City Weather Forecast Updated

Last updated on

Air Quality in Rapid City

NOW
42 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 0.77 µg/m³
PM10 3.33 µg/m³
O3 0.045 ppm
NO2 0.2 ppb
SO2 0.2 ppb
CO 0.06 ppm
NH3 1.15 µg/m³
NO 0.06 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.50.77 µg/m³
PM103.33 µg/m³
O388.52 µg/m³
NO20.46 µg/m³
SO20.54 µg/m³
CO69.11 µg/m³
NH31.15 µg/m³
NO0.06 µg/m³

Weather Alerts and Warnings for Rapid City

Moderate Expected Likely

Wind Advisory

Wind Advisory issued June 29 at 3:12AM MDT until June 29 at 8:00PM MDT by NWS Rapid City SD
Jun 29, 10:00 AM Jun 29, 8:00 PM
WHAT: Southwest winds 25 to 35 mph with gusts up to 55 mph
expected.

WHERE: Portions of northwestern and southwestern South Dakota.

WHEN: From 10 AM this morning to 8 PM MDT this evening.

IMPACTS: Sudden wind gusts can cause drivers to lose control,
especially in lightweight or high profile vehicles. Strong winds
can cause blowing dust, reduced visibility, and flying debris.
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Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.
Updated: Jun 29, 5:46 PM Source: NWS Alert