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

Edmunds County, South Dakota, United States

Last updated: 5:19 PM CDT  ·  Refresh
35°C
Feels like 34°
Mostly Clear
▲ 37°  /  ▼ 19°
Wind
14 mph SSE
Humidity
31%
Dew Point
17°
Pressure
28.07 inHg
Visibility
10 mi
UV Index
7.0
Cloud Cover
19%
Sunrise
6:17 AM
Sunset
9:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Edmunds County is currently mostly clear at 35°C. Precipitation is likely — peak probability 85% around 5 PM. Atmospheric instability is elevated (CAPE up to 1451 J/kg) — isolated convective development possible. Sunrise: 6:17AM · Sunset: 9:08PM.

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
59 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
35°
5%
6 PM
34°
23%
7 PM
33°
23%
8 PM
31°
26%
9 PM
29°
26%
10 PM
27°
26%
11 PM
27°
26%
12 AM
26°
27%
1 AM
26°
20%
2 AM
25°
21%
3 AM
24°
21%
4 AM
23°
30%
5 AM
23°
38%
6 AM
20°
45%
7 AM
20°
49%
8 AM
21°
50%
9 AM
22°
50%
10 AM
23°
61%
11 AM
23°
65%
12 PM
24°
66%
1 PM
25°
69%
2 PM
26°
75%
3 PM
25°
75%
4 PM
24°
76%
7-Day Forecast
Today
37° 19°
Partly Cloudy with a 26% chance of rain.
Thu
31° 18°
Mostly Cloudy with a 84% chance of rain.
Fri
29° 16°
Mostly Clear with a 20% chance of rain.
Sat
31° 13°
Clear.
Sun
35° 16°
Clear.
Mon
34° 18°
Partly Cloudy with a 43% chance of rain.
Tue
26° 12°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 35° Mostly Clear 5% 14 mph SSE 31%
6 PM 34° Partly Cloudy 23% 13 mph SSE 30%
7 PM 33° Partly Cloudy 23% 12 mph SSE 32%
8 PM 31° Partly Cloudy 26% 10 mph SSE 37%
9 PM 29° Mostly Cloudy 26% 9 mph SSE 42%
10 PM 27° Partly Cloudy 26% 8 mph SSE 46%
11 PM 27° Mostly Cloudy 26% 9 mph SSE 49%
12 AM 26° Overcast 27% 10 mph SSE 52%
1 AM 26° Overcast 20% 10 mph SSE 55%
2 AM 25° Overcast 21% 9 mph SSE 60%
3 AM 24° Overcast 21% 8 mph SSE 66%
4 AM 23° Overcast 30% 7 mph SSE 72%
5 AM 23° Overcast 38% 6 mph SSE 77%
6 AM 20° Overcast 45% 6 mph SSE 82%
7 AM 20° Overcast 49% 6 mph SE 84%
8 AM 21° Mostly Cloudy 50% 6 mph SE 81%
9 AM 22° Rain 50% 7 mph SSE 78%
10 AM 23° Rain 61% 8 mph S 74%
11 AM 23° Overcast 65% 6 mph S 70%
12 PM 24° Overcast 66% 6 mph S 65%
1 PM 25° Overcast 69% 6 mph S 62%
2 PM 26° Overcast 75% 5 mph S 65%
3 PM 25° Overcast 75% 4 mph SSE 68%
4 PM 24° Overcast 76% 4 mph SSE 70%
15-Day Forecast
Today
7/29
Partly Cloudy
26%
19°
37°
Thu
7/30
Mostly Cloudy
84%
18°
31°
Fri
7/31
Mostly Clear
20%
16°
29°
Sat
8/1
Clear
3%
13°
31°
Sun
8/2
Clear
3%
16°
35°
Mon
8/3
Partly Cloudy
43%
18°
34°
Tue
8/4
Mostly Clear
17%
12°
26°
Wed
8/5
Partly Cloudy
18%
11°
27°
Thu
8/6
Mostly Clear
44%
13°
30°
Fri
8/7
Drizzle
51%
17°
31°
Sat
8/8
Drizzle
60%
13°
31°
Sun
8/9
Drizzle
60%
18°
29°
Mon
8/10
Drizzle
60%
18°
30°
Tue
8/11
Drizzle
60%
18°
31°
Wed
8/12
Drizzle
60%
19°
32°
59
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
59 AQI 13.7 µg/m³
O3
Ground-level ozone
51 AQI 56 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 59 Moderate 51 59
Fri 53 Moderate 42 53
Sat 55 Moderate 44 55
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
SBCAPE1470 J/kg
MLCAPE1285 J/kg
MUCAPE1470 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-5.1
Kinematics
0–6 km Shear29 kt
0–1 km Shear4 kt
Eff. Shear29 kt
0–1 km SRH21
0–3 km SRH-3
Eff. SRH-3
Storm Motion231° @ 19 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.2
Thermo & Levels
PWAT1.32 in
0–3 km LR8.7 °C/km
700–500 LR6.9 °C/km
Total Totals52.6
LCL738 hPa
LFC950 hPa
EL205 hPa
Freezing Lvl14,213 ft