Heat Advisory — McPherson, SD, Brown, SD, Marshall, SD, Roberts, SD, Edmunds, SD, Day, SD, Clark, SD, Grant, SD, Deuel, SD, Corson, SD, Campbell, SD, Walworth, SD, Dewey, SD, Potter, SD, Faulk, SD, Spink, SD, Stanley, SD, Sully, SD, Hughes, SD, Hyde, SD, Hand, SD, Jones, SD, Lyman, SD, Buffalo, SD 9:00 PM

Deuel County, South Dakota, United States

Last updated: 5:18 PM CDT  ·  Refresh
33°C
Feels like 32°
Mostly Clear
▲ 36°  /  ▼ 20°
Wind
10 mph S
Humidity
33%
Dew Point
17°
Pressure
28.04 inHg
Visibility
10 mi
UV Index
6.8
Cloud Cover
13%
Sunrise
6:09 AM
Sunset
8:56 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Deuel County is currently mostly clear at 33°C. Precipitation is likely — peak probability 81% around 5 PM. Atmospheric instability is elevated (CAPE up to 1607 J/kg) — isolated convective development possible. Sunrise: 6:09AM · Sunset: 8:56PM.

Alerts

Heat Advisory
McPherson, SD, Brown, SD, Marshall, SD, Roberts, SD, Edmunds, SD, Day, SD, Clark, SD, Grant, SD, Deuel, SD, Corson, SD, Campbell, SD, Walworth, SD, Dewey, SD, Potter, SD, Faulk, SD, Spink, SD, Stanley, SD, Sully, SD, Hughes, SD, Hyde, SD, Hand, SD, Jones, SD, Lyman, SD, Buffalo, SD
Expires 9:00 PM
58 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
3%
6 PM
32°
21%
7 PM
32°
21%
8 PM
29°
21%
9 PM
27°
21%
10 PM
26°
21%
11 PM
24°
21%
12 AM
24°
22%
1 AM
23°
3%
2 AM
24°
3%
3 AM
23°
3%
4 AM
23°
5%
5 AM
23°
5%
6 AM
20°
5%
7 AM
21°
26%
8 AM
22°
42%
9 AM
23°
46%
10 AM
24°
50%
11 AM
24°
55%
12 PM
26°
56%
1 PM
26°
64%
2 PM
27°
67%
3 PM
26°
68%
4 PM
26°
72%
7-Day Forecast
Today
36° 20°
Mostly Clear with a 21% chance of rain.
Thu
30° 19°
Heavy Rain, 80% chance.
Fri
26° 16°
Partly Cloudy with a 68% chance of rain.
Sat
28° 14°
Clear.
Sun
31° 16°
Clear.
Mon
33° 18°
Rain, 71% chance.
Tue
27° 14°
Mostly Clear with a 55% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 33° Mostly Clear 3% 10 mph S 33%
6 PM 32° Mostly Clear 21% 9 mph S 31%
7 PM 32° Clear 21% 9 mph S 34%
8 PM 29° Mostly Clear 21% 8 mph SSE 39%
9 PM 27° Mostly Clear 21% 7 mph SSE 46%
10 PM 26° Partly Cloudy 21% 7 mph SSE 52%
11 PM 24° Partly Cloudy 21% 9 mph S 60%
12 AM 24° Partly Cloudy 22% 10 mph S 67%
1 AM 23° Mostly Cloudy 3% 11 mph S 72%
2 AM 24° Mostly Cloudy 3% 11 mph S 75%
3 AM 23° Mostly Cloudy 3% 11 mph S 78%
4 AM 23° Overcast 5% 11 mph SSW 82%
5 AM 23° Overcast 5% 11 mph SSW 85%
6 AM 20° Overcast 5% 10 mph SSW 87%
7 AM 21° Overcast 26% 11 mph SSW 87%
8 AM 22° Overcast 42% 12 mph SSW 82%
9 AM 23° Overcast 46% 12 mph SSW 75%
10 AM 24° Overcast 50% 12 mph SSW 70%
11 AM 24° Rain 55% 12 mph SSW 64%
12 PM 26° Heavy Rain 56% 12 mph S 59%
1 PM 26° Heavy Rain 64% 12 mph S 57%
2 PM 27° Heavy Rain 67% 12 mph S 59%
3 PM 26° Heavy Rain 68% 12 mph SSW 60%
4 PM 26° Heavy Rain 72% 11 mph S 64%
15-Day Forecast
Today
7/29
Mostly Clear
21%
20°
36°
Thu
7/30
Heavy Rain
80%
19°
30°
Fri
7/31
Partly Cloudy
68%
16°
26°
Sat
8/1
Clear
6%
14°
28°
Sun
8/2
Clear
3%
16°
31°
Mon
8/3
Rain
71%
18°
33°
Tue
8/4
Mostly Clear
55%
14°
27°
Wed
8/5
Clear
43%
12°
27°
Thu
8/6
Clear
44%
13°
29°
Fri
8/7
Drizzle
51%
17°
31°
Sat
8/8
Drizzle
60%
13°
31°
Sun
8/9
Drizzle
60%
17°
29°
Mon
8/10
Drizzle
60%
17°
29°
Tue
8/11
Drizzle
60%
18°
30°
Wed
8/12
Drizzle
60%
18°
31°
58
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
58 AQI 12.9 µg/m³
O3
Ground-level ozone
43 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 58 Moderate 43 58
Fri 58 Moderate 38 58
Sat 58 Moderate 42 58
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 Wed Jul 29, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1007 J/kg
MLCAPE1001 J/kg
MUCAPE1162 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.5
Kinematics
0–6 km Shear27 kt
0–1 km Shear2 kt
Eff. Shear27 kt
0–1 km SRH2
0–3 km SRH-36
Eff. SRH-36
Storm Motion249° @ 16 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.4
Thermo & Levels
PWAT1.29 in
0–3 km LR8.4 °C/km
700–500 LR5.9 °C/km
Total Totals49.5
LCL754 hPa
LFC949 hPa
EL227 hPa
Freezing Lvl13,527 ft