Union Township, South Dakota

Last updated: 9:54 PM CDT  ·  Refresh
32°C
Feels like 33°
Clear
▲ 37°  /  ▼ 21°
Wind
3 mph SE
Humidity
44%
Dew Point
21°
Pressure
28.21 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:13 AM
Sunset
9:10 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Union Township is currently clear at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2622 J/kg) — isolated convective development possible. Sunrise: 6:13AM · Sunset: 9:10PM.

Alerts

No active alerts for this location.
41 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
3%
10 PM
29°
21%
11 PM
28°
21%
12 AM
27°
14%
1 AM
27°
3%
2 AM
25°
3%
3 AM
24°
3%
4 AM
23°
3%
5 AM
21°
3%
6 AM
21°
3%
7 AM
22°
3%
8 AM
24°
3%
9 AM
27°
3%
10 AM
29°
5%
11 AM
31°
5%
12 PM
32°
5%
1 PM
34°
5%
2 PM
34°
11%
3 PM
34°
11%
4 PM
36°
20%
5 PM
33°
24%
6 PM
32°
24%
7 PM
31°
24%
8 PM
29°
24%
7-Day Forecast
Tonight
37° 21°
Clear.
Mon
38° 21°
Partly Cloudy with a 27% chance of rain.
Tue
37° 19°
Partly Cloudy.
Wed
38° 19°
Clear with a 73% chance of rain.
Thu
30° 20°
Heavy Rain, 82% chance.
Fri
34° 14°
Clear.
Sat
35° 17°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 32° Clear 3% 3 mph SE 44%
10 PM 29° Clear 21% 3 mph NNE 46%
11 PM 28° Clear 21% 4 mph NNE 48%
12 AM 27° Partly Cloudy 14% 5 mph N 49%
1 AM 27° Mostly Clear 3% 5 mph N 49%
2 AM 25° Mostly Clear 3% 5 mph N 49%
3 AM 24° Partly Cloudy 3% 5 mph N 48%
4 AM 23° Partly Cloudy 3% 5 mph N 47%
5 AM 21° Partly Cloudy 3% 5 mph N 45%
6 AM 21° Partly Cloudy 3% 6 mph N 44%
7 AM 22° Partly Cloudy 3% 6 mph NNE 41%
8 AM 24° Partly Cloudy 3% 7 mph NNE 39%
9 AM 27° Partly Cloudy 3% 7 mph NNE 35%
10 AM 29° Partly Cloudy 5% 7 mph NE 31%
11 AM 31° Partly Cloudy 5% 7 mph NE 27%
12 PM 32° Partly Cloudy 5% 8 mph NE 23%
1 PM 34° Partly Cloudy 5% 7 mph NE 21%
2 PM 34° Mostly Cloudy 11% 6 mph NE 19%
3 PM 34° Overcast 11% 6 mph NNE 17%
4 PM 36° Overcast 20% 5 mph NE 20%
5 PM 33° Overcast 24% 6 mph NE 21%
6 PM 32° Overcast 24% 6 mph NE 22%
7 PM 31° Mostly Cloudy 24% 4 mph NE 28%
8 PM 29° Mostly Cloudy 24% 4 mph NE 34%
15-Day Forecast
Today
7/26
Clear
3%
21°
37°
Mon
7/27
Partly Cloudy
27%
21°
38°
Tue
7/28
Partly Cloudy
19%
19°
37°
Wed
7/29
Clear
73%
19°
38°
Thu
7/30
Heavy Rain
82%
20°
30°
Fri
7/31
Clear
16%
14°
34°
Sat
8/1
Clear
8%
17°
35°
Sun
8/2
Clear
17%
19°
41°
Mon
8/3
Drizzle
44%
19°
34°
Tue
8/4
Clear
44%
14°
31°
Wed
8/5
Clear
12%
7°
25°
Thu
8/6
Clear
60%
16°
29°
Fri
8/7
Clear
60%
16°
30°
Sat
8/8
Clear
60%
17°
30°
Sun
8/9
Drizzle
60%
17°
30°
41
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
30 AQI 5.5 µg/m³
O3
Ground-level ozone
Dominant
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 41 Good 41 30
Tue 48 Good 48 44
Wed 56 Moderate 51 56
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 Mon Jul 27, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1983 J/kg
MLCAPE2704 J/kg
MUCAPE4108 J/kg
SBCIN-395 J/kg
MLCIN0 J/kg
Lifted Index-4.8
Kinematics
0–6 km Shear27 kt
0–1 km Shear2 kt
Eff. Shear37 kt
0–1 km SRH-0
0–3 km SRH-53
Eff. SRH-53
Storm Motion261° @ 15 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index32.2
Thermo & Levels
PWAT1.52 in
0–3 km LR6.2 °C/km
700–500 LR7.3 °C/km
Total Totals51.9
LCL816 hPa
LFC646 hPa
EL184 hPa
Freezing Lvl15,764 ft