Aurora County, South Dakota, United States

Last updated: 10:44 PM CDT  ·  Refresh
28°C
Feels like 29°
Clear
▲ 37°  /  ▼ 20°
Wind
9 mph NNE
Humidity
56%
Dew Point
19°
Pressure
28.26 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
6%
Sunrise
6:08 AM
Sunset
9:12 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Aurora County is currently clear at 28°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1829 J/kg) — isolated convective development possible. Sunrise: 6:08AM · Sunset: 9:12PM.

Alerts

No active alerts for this location.
47 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
3%
11 PM
27°
3%
12 AM
26°
3%
1 AM
26°
3%
2 AM
24°
3%
3 AM
23°
3%
4 AM
23°
3%
5 AM
20°
3%
6 AM
20°
3%
7 AM
21°
3%
8 AM
22°
3%
9 AM
23°
3%
10 AM
25°
3%
11 AM
27°
3%
12 PM
28°
3%
1 PM
32°
3%
2 PM
32°
3%
3 PM
33°
3%
4 PM
33°
3%
5 PM
33°
3%
6 PM
33°
3%
7 PM
32°
3%
8 PM
31°
3%
9 PM
28°
3%
7-Day Forecast
Tonight
37° 20°
Clear.
Sat
35° 20°
Clear.
Sun
39° 19°
Mostly Clear.
Mon
39° 21°
Mostly Clear.
Tue
29° 15°
Clear with a 22% chance of rain.
Wed
25° 11°
Drizzle, 51% chance.
Thu
28° 14°
Clear with a 52% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 28° Clear 3% 9 mph NNE 56%
11 PM 27° Clear 3% 9 mph NE 59%
12 AM 26° Clear 3% 10 mph NE 64%
1 AM 26° Clear 3% 11 mph NE 68%
2 AM 24° Mostly Clear 3% 12 mph NE 70%
3 AM 23° Partly Cloudy 3% 12 mph NE 71%
4 AM 23° Partly Cloudy 3% 12 mph NE 72%
5 AM 20° Mostly Clear 3% 12 mph NE 72%
6 AM 20° Clear 3% 11 mph NE 72%
7 AM 21° Clear 3% 12 mph ENE 68%
8 AM 22° Mostly Clear 3% 12 mph ENE 62%
9 AM 23° Mostly Clear 3% 11 mph ENE 55%
10 AM 25° Mostly Clear 3% 11 mph ENE 49%
11 AM 27° Mostly Clear 3% 10 mph ENE 43%
12 PM 28° Clear 3% 10 mph ENE 38%
1 PM 32° Clear 3% 10 mph ENE 34%
2 PM 32° Clear 3% 10 mph ENE 32%
3 PM 33° Clear 3% 9 mph ENE 29%
4 PM 33° Clear 3% 9 mph ENE 28%
5 PM 33° Clear 3% 9 mph ENE 28%
6 PM 33° Clear 3% 9 mph ENE 27%
7 PM 32° Clear 3% 9 mph E 30%
8 PM 31° Clear 3% 9 mph E 34%
9 PM 28° Clear 3% 9 mph E 39%
15-Day Forecast
Today
7/17
Clear
3%
20°
37°
Sat
7/18
Clear
3%
20°
35°
Sun
7/19
Mostly Clear
16%
19°
39°
Mon
7/20
Mostly Clear
17%
21°
39°
Tue
7/21
Clear
22%
15°
29°
Wed
7/22
Drizzle
51%
11°
25°
Thu
7/23
Clear
52%
14°
28°
Fri
7/24
Clear
17%
14°
31°
Sat
7/25
Drizzle
68%
14°
34°
Sun
7/26
Rain
68%
18°
34°
Mon
7/27
Clear
60%
16°
33°
Tue
7/28
Drizzle
60%
22°
36°
Wed
7/29
Drizzle
60%
21°
36°
Thu
7/30
Clear
60%
21°
35°
Fri
7/31
Drizzle
60%
21°
35°
47
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
47 AQI 8.5 µg/m³
O3
Ground-level ozone
Dominant
47 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 47 Good 47 47
Sun 40 Good 40 36
Mon 42 Good 42 41
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sat Jul 18, 02:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE800 J/kg
MLCAPE1512 J/kg
MUCAPE2997 J/kg
SBCIN-380 J/kg
MLCIN0 J/kg
Lifted Index-3.1
Kinematics
0–6 km Shear12 kt
0–1 km Shear9 kt
Eff. Shear13 kt
0–1 km SRH30
0–3 km SRH13
Eff. SRH23
Storm Motion248° @ 12 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.5
K-Index38.1
Thermo & Levels
PWAT1.61 in
0–3 km LR6.6 °C/km
700–500 LR6.1 °C/km
Total Totals48.2
LCL839 hPa
LFC698 hPa
EL194 hPa
Freezing Lvl14,452 ft