Heat Advisory — Brown, SD, Marshall, SD, Roberts, SD, Walworth, SD, Edmunds, SD, Day, SD, Dewey, SD, Potter, SD, Faulk, SD, Spink, SD, Clark, SD, Codington, SD, Grant, SD, Hamlin, SD, Deuel, 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: 6:43 PM CDT  ·  Refresh
33°C
Feels like 33°
Mostly Clear
▲ 36°  /  ▼ 16°
Wind
7 mph WNW
Humidity
36%
Dew Point
18°
Pressure
28.01 inHg
Visibility
10 mi
UV Index
5.0
Cloud Cover
14%
Sunrise
5:57 AM
Sunset
9:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Deuel County is currently mostly clear at 33°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1961 J/kg) — isolated convective development possible. Sunrise: 5:57AM · Sunset: 9:08PM.

Alerts

Heat Advisory
Brown, SD, Marshall, SD, Roberts, SD, Walworth, SD, Edmunds, SD, Day, SD, Dewey, SD, Potter, SD, Faulk, SD, Spink, SD, Clark, SD, Codington, SD, Grant, SD, Hamlin, SD, Deuel, SD, Stanley, SD, Sully, SD, Hughes, SD, Hyde, SD, Hand, SD, Jones, SD, Lyman, SD, Buffalo, SD
Expires 9:00 PM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
17%
7 PM
32°
22%
8 PM
30°
27%
9 PM
27°
26%
10 PM
26°
3%
11 PM
24°
3%
12 AM
23°
3%
1 AM
22°
3%
2 AM
21°
3%
3 AM
20°
3%
4 AM
19°
3%
5 AM
17°
3%
6 AM
16°
3%
7 AM
18°
3%
8 AM
19°
3%
9 AM
21°
3%
10 AM
23°
3%
11 AM
24°
3%
12 PM
26°
3%
1 PM
28°
3%
2 PM
28°
3%
3 PM
29°
3%
4 PM
28°
3%
5 PM
29°
3%
7-Day Forecast
Tonight
36° 16°
Mostly Clear with a 26% chance of rain.
Sat
31° 16°
Mostly Clear.
Sun
33° 19°
Partly Cloudy with a 20% chance of rain.
Mon
36° 18°
Mostly Clear.
Tue
27° 13°
Clear.
Wed
28° 12°
Clear.
Thu
29° 16°
Clear with a 28% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 33° Mostly Clear 17% 7 mph WNW 36%
7 PM 32° Mostly Clear 22% 6 mph N 43%
8 PM 30° Mostly Clear 27% 8 mph N 55%
9 PM 27° Mostly Clear 26% 11 mph NNE 63%
10 PM 26° Mostly Clear 3% 12 mph NNE 66%
11 PM 24° Partly Cloudy 3% 11 mph NNE 68%
12 AM 23° Partly Cloudy 3% 10 mph NNE 70%
1 AM 22° Mostly Clear 3% 10 mph NNE 74%
2 AM 21° Mostly Clear 3% 9 mph NNE 78%
3 AM 20° Mostly Clear 3% 8 mph NNE 81%
4 AM 19° Partly Cloudy 3% 8 mph NNE 84%
5 AM 17° Partly Cloudy 3% 8 mph NNE 85%
6 AM 16° Partly Cloudy 3% 7 mph NNE 86%
7 AM 18° Partly Cloudy 3% 8 mph NE 78%
8 AM 19° Mostly Clear 3% 9 mph NE 68%
9 AM 21° Mostly Clear 3% 10 mph NE 56%
10 AM 23° Clear 3% 10 mph NE 48%
11 AM 24° Clear 3% 9 mph NE 41%
12 PM 26° Clear 3% 9 mph NE 35%
1 PM 28° Clear 3% 9 mph NE 33%
2 PM 28° Mostly Clear 3% 9 mph NE 33%
3 PM 29° Mostly Clear 3% 10 mph NE 32%
4 PM 28° Mostly Clear 3% 10 mph NE 33%
5 PM 29° Mostly Clear 3% 10 mph NE 34%
15-Day Forecast
Today
7/17
Mostly Clear
26%
16°
36°
Sat
7/18
Mostly Clear
3%
16°
31°
Sun
7/19
Partly Cloudy
20%
19°
33°
Mon
7/20
Mostly Clear
19%
18°
36°
Tue
7/21
Clear
3%
13°
27°
Wed
7/22
Clear
8%
12°
28°
Thu
7/23
Clear
28%
16°
29°
Fri
7/24
Mostly Cloudy
28%
15°
28°
Sat
7/25
Partly Cloudy
44%
14°
31°
Sun
7/26
Rain
68%
16°
31°
Mon
7/27
Drizzle
51%
16°
32°
Tue
7/28
Drizzle
60%
18°
33°
Wed
7/29
Drizzle
60%
18°
32°
Thu
7/30
Drizzle
60%
18°
32°
Fri
7/31
Drizzle
60%
18°
31°
52
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
52 AQI 9.7 µg/m³
O3
Ground-level ozone
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 52 Moderate 38 52
Sun 43 Good 31 43
Mon 52 Moderate 33 52
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 Fri Jul 17, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1668 J/kg
MLCAPE2330 J/kg
MUCAPE2715 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-4.5
Kinematics
0–6 km Shear12 kt
0–1 km Shear6 kt
Eff. Shear15 kt
0–1 km SRH-1
0–3 km SRH-11
Eff. SRH-11
Storm Motion253° @ 20 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index41.3
Thermo & Levels
PWAT1.75 in
0–3 km LR8.3 °C/km
700–500 LR6.0 °C/km
Total Totals53.1
LCL764 hPa
LFC948 hPa
EL174 hPa
Freezing Lvl14,327 ft