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

Hughes County, South Dakota, United States

Last updated: 5:40 PM CDT  ·  Refresh
37°C
Feels like 37°
Mostly Clear
▲ 38°  /  ▼ 19°
Wind
7 mph NE
Humidity
29%
Dew Point
17°
Pressure
28.10 inHg
Visibility
10 mi
UV Index
6.9
Cloud Cover
10%
Sunrise
6:11 AM
Sunset
9:19 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Hughes County is currently mostly clear at 36°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1442 J/kg) — isolated convective development possible. Sunrise: 6:11AM · Sunset: 9:19PM.

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
46 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
3%
6 PM
36°
8%
7 PM
34°
8%
8 PM
32°
8%
9 PM
30°
8%
10 PM
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
19°
3%
6 AM
19°
3%
7 AM
20°
3%
8 AM
21°
3%
9 AM
22°
3%
10 AM
23°
3%
11 AM
24°
3%
12 PM
28°
3%
1 PM
29°
3%
2 PM
30°
3%
3 PM
30°
3%
4 PM
31°
3%
7-Day Forecast
Today
38° 19°
Clear.
Sat
33° 19°
Clear.
Sun
37° 19°
Partly Cloudy with a 35% chance of rain.
Mon
36° 22°
Clear.
Tue
28° 17°
Mostly Clear.
Wed
28° 16°
Mostly Cloudy with a 35% chance of rain.
Thu
31° 17°
Mostly Clear with a 35% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 37° Mostly Clear 3% 7 mph NE 29%
6 PM 36° Mostly Clear 8% 10 mph NE 31%
7 PM 34° Mostly Clear 8% 10 mph NE 35%
8 PM 32° Clear 8% 10 mph NE 40%
9 PM 30° Clear 8% 10 mph NE 45%
10 PM 28° Mostly Clear 3% 11 mph NE 50%
11 PM 27° Mostly Clear 3% 12 mph NE 55%
12 AM 26° Mostly Clear 3% 13 mph NE 58%
1 AM 26° Mostly Clear 3% 13 mph NE 62%
2 AM 24° Mostly Clear 3% 12 mph NE 67%
3 AM 23° Partly Cloudy 3% 11 mph ENE 72%
4 AM 23° Partly Cloudy 3% 10 mph ENE 74%
5 AM 19° Partly Cloudy 3% 9 mph ENE 74%
6 AM 19° Partly Cloudy 3% 9 mph ENE 74%
7 AM 20° Mostly Clear 3% 10 mph ENE 67%
8 AM 21° Mostly Clear 3% 10 mph ENE 57%
9 AM 22° Clear 3% 10 mph E 47%
10 AM 23° Clear 3% 10 mph E 40%
11 AM 24° Clear 3% 10 mph E 34%
12 PM 28° Clear 3% 10 mph E 29%
1 PM 29° Clear 3% 10 mph E 27%
2 PM 30° Clear 3% 10 mph E 26%
3 PM 30° Clear 3% 10 mph E 25%
4 PM 31° Clear 3% 10 mph E 24%
15-Day Forecast
Today
7/17
Clear
8%
19°
38°
Sat
7/18
Clear
7%
19°
33°
Sun
7/19
Partly Cloudy
35%
19°
37°
Mon
7/20
Clear
8%
22°
36°
Tue
7/21
Mostly Clear
9%
17°
28°
Wed
7/22
Mostly Cloudy
35%
16°
28°
Thu
7/23
Mostly Clear
35%
17°
31°
Fri
7/24
Mostly Cloudy
60%
18°
32°
Sat
7/25
Drizzle
60%
17°
32°
Sun
7/26
Drizzle
60%
17°
33°
Mon
7/27
Drizzle
60%
18°
34°
Tue
7/28
Drizzle
60%
22°
34°
Wed
7/29
Drizzle
60%
22°
34°
Thu
7/30
Drizzle
60%
21°
33°
Fri
7/31
Drizzle
60%
21°
34°
46
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
28 AQI 5.1 µg/m³
O3
Ground-level ozone
Dominant
46 AQI 51 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 46 Good 46 28
Sun 41 Good 41 22
Mon 43 Good 43 31
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, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1472 J/kg
MLCAPE664 J/kg
MUCAPE1472 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-5.2
Kinematics
0–6 km Shear16 kt
0–1 km Shear2 kt
Eff. Shear16 kt
0–1 km SRH7
0–3 km SRH-1
Eff. SRH-1
Storm Motion206° @ 11 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.7
Thermo & Levels
PWAT1.43 in
0–3 km LR8.9 °C/km
700–500 LR7.0 °C/km
Total Totals51.6
LCL720 hPa
LFC951 hPa
EL179 hPa
Freezing Lvl14,177 ft