Minnehaha County, South Dakota, United States

Last updated: 10:48 PM CDT  ·  Refresh
27°C
Feels like 28°
Clear
▲ 34°  /  ▼ 19°
Wind
7 mph SSW
Humidity
59%
Dew Point
19°
Pressure
28.28 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:01 AM
Sunset
9:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Minnehaha County is currently clear at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1171 J/kg) — isolated convective development possible. Sunrise: 6:01AM · Sunset: 9:04PM.

Alerts

No active alerts for this location.
51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
3%
11 PM
27°
3%
12 AM
26°
3%
1 AM
24°
3%
2 AM
23°
3%
3 AM
22°
3%
4 AM
22°
3%
5 AM
19°
3%
6 AM
19°
3%
7 AM
21°
3%
8 AM
22°
3%
9 AM
24°
3%
10 AM
25°
3%
11 AM
27°
3%
12 PM
28°
3%
1 PM
31°
3%
2 PM
31°
3%
3 PM
32°
3%
4 PM
32°
3%
5 PM
32°
3%
6 PM
31°
3%
7 PM
29°
3%
8 PM
27°
3%
9 PM
25°
3%
7-Day Forecast
Tonight
34° 19°
Clear.
Sat
33° 19°
Partly Cloudy.
Sun
35° 17°
Partly Cloudy.
Mon
39° 20°
Clear.
Tue
29° 14°
Clear.
Wed
27° 12°
Drizzle, 51% chance.
Thu
29° 13°
Rain, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 27° Clear 3% 7 mph SSW 59%
11 PM 27° Clear 3% 4 mph ESE 60%
12 AM 26° Clear 3% 6 mph ENE 67%
1 AM 24° Clear 3% 7 mph ENE 72%
2 AM 23° Clear 3% 7 mph NE 75%
3 AM 22° Clear 3% 8 mph NE 79%
4 AM 22° Mostly Clear 3% 8 mph NE 79%
5 AM 19° Partly Cloudy 3% 9 mph NE 78%
6 AM 19° Partly Cloudy 3% 10 mph NE 77%
7 AM 21° Partly Cloudy 3% 11 mph ENE 71%
8 AM 22° Mostly Clear 3% 11 mph ENE 64%
9 AM 24° Mostly Clear 3% 11 mph ENE 57%
10 AM 25° Partly Cloudy 3% 10 mph ENE 50%
11 AM 27° Partly Cloudy 3% 10 mph ENE 44%
12 PM 28° Partly Cloudy 3% 10 mph ENE 38%
1 PM 31° Partly Cloudy 3% 9 mph ENE 34%
2 PM 31° Partly Cloudy 3% 9 mph ENE 32%
3 PM 32° Partly Cloudy 3% 9 mph ENE 29%
4 PM 32° Partly Cloudy 3% 9 mph ENE 30%
5 PM 32° Partly Cloudy 3% 10 mph ENE 31%
6 PM 31° Partly Cloudy 3% 11 mph ENE 32%
7 PM 29° Mostly Clear 3% 10 mph ENE 39%
8 PM 27° Mostly Clear 3% 9 mph ENE 46%
9 PM 25° Mostly Clear 3% 8 mph E 54%
15-Day Forecast
Today
7/17
Clear
3%
19°
34°
Sat
7/18
Partly Cloudy
3%
19°
33°
Sun
7/19
Partly Cloudy
13%
17°
35°
Mon
7/20
Clear
17%
20°
39°
Tue
7/21
Clear
3%
14°
29°
Wed
7/22
Drizzle
51%
12°
27°
Thu
7/23
Rain
52%
13°
29°
Fri
7/24
Rain
28%
15°
28°
Sat
7/25
Drizzle
44%
14°
33°
Sun
7/26
Rain
68%
16°
32°
Mon
7/27
Clear
60%
16°
32°
Tue
7/28
Drizzle
60%
19°
35°
Wed
7/29
Drizzle
60%
19°
35°
Thu
7/30
Drizzle
60%
20°
34°
Fri
7/31
Drizzle
60%
19°
34°
51
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
51 AQI 9.2 µg/m³
O3
Ground-level ozone
50 AQI 55 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 51 Moderate 50 51
Sun 45 Good 45 33
Mon 43 Good 43 43
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
SBCAPE490 J/kg
MLCAPE399 J/kg
MUCAPE1605 J/kg
SBCIN-439 J/kg
MLCIN0 J/kg
Lifted Index-1.6
Kinematics
0–6 km Shear19 kt
0–1 km Shear12 kt
Eff. Shear26 kt
0–1 km SRH70
0–3 km SRH28
Eff. SRH-7
Storm Motion271° @ 22 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.0
K-Index36.7
Thermo & Levels
PWAT1.44 in
0–3 km LR6.4 °C/km
700–500 LR5.6 °C/km
Total Totals45.3
LCL852 hPa
LFC699 hPa
EL199 hPa
Freezing Lvl14,764 ft