Sanborn County, South Dakota, United States

Last updated: 9:44 PM CDT  ·  Refresh
31°C
Feels like 32°
Clear
▲ 37°  /  ▼ 20°
Wind
10 mph NNE
Humidity
46%
Dew Point
20°
Pressure
28.52 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
2%
Sunrise
6:05 AM
Sunset
9:11 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Sanborn County is currently clear at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2035 J/kg) — isolated convective development possible. Sunrise: 6:05AM · Sunset: 9:11PM.

Alerts

No active alerts for this location.
49 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
3%
10 PM
29°
3%
11 PM
28°
3%
12 AM
27°
3%
1 AM
25°
3%
2 AM
24°
3%
3 AM
23°
3%
4 AM
23°
3%
5 AM
20°
3%
6 AM
20°
3%
7 AM
21°
3%
8 AM
22°
3%
9 AM
24°
3%
10 AM
26°
3%
11 AM
27°
3%
12 PM
29°
3%
1 PM
32°
3%
2 PM
33°
3%
3 PM
33°
3%
4 PM
33°
3%
5 PM
34°
3%
6 PM
34°
3%
7 PM
32°
3%
8 PM
30°
3%
7-Day Forecast
Tonight
37° 20°
Clear.
Sat
36° 20°
Partly Cloudy.
Sun
37° 19°
Mostly Clear.
Mon
38° 21°
Clear with a 29% chance of rain.
Tue
29° 16°
Clear.
Wed
26° 13°
Drizzle, 51% chance.
Thu
28° 14°
Clear with a 52% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 31° Clear 3% 10 mph NNE 46%
10 PM 29° Clear 3% 10 mph NNE 53%
11 PM 28° Clear 3% 11 mph NNE 57%
12 AM 27° Clear 3% 11 mph NE 61%
1 AM 25° Clear 3% 11 mph NE 63%
2 AM 24° Mostly Clear 3% 10 mph NE 64%
3 AM 23° Partly Cloudy 3% 10 mph ENE 65%
4 AM 23° Partly Cloudy 3% 9 mph ENE 66%
5 AM 20° Mostly Clear 3% 8 mph NE 66%
6 AM 20° Mostly Clear 3% 8 mph NE 66%
7 AM 21° Partly Cloudy 3% 9 mph ENE 61%
8 AM 22° Mostly Clear 3% 10 mph ENE 54%
9 AM 24° Partly Cloudy 3% 10 mph ENE 47%
10 AM 26° Partly Cloudy 3% 10 mph ENE 41%
11 AM 27° Partly Cloudy 3% 9 mph ENE 36%
12 PM 29° Partly Cloudy 3% 9 mph ENE 32%
1 PM 32° Partly Cloudy 3% 8 mph ENE 28%
2 PM 33° Partly Cloudy 3% 8 mph ENE 26%
3 PM 33° Partly Cloudy 3% 8 mph ENE 24%
4 PM 33° Partly Cloudy 3% 8 mph ENE 23%
5 PM 34° Partly Cloudy 3% 8 mph ENE 23%
6 PM 34° Mostly Clear 3% 8 mph ENE 24%
7 PM 32° Mostly Clear 3% 8 mph E 27%
8 PM 30° Mostly Clear 3% 9 mph E 32%
15-Day Forecast
Today
7/17
Clear
3%
20°
37°
Sat
7/18
Partly Cloudy
3%
20°
36°
Sun
7/19
Mostly Clear
14%
19°
37°
Mon
7/20
Clear
29%
21°
38°
Tue
7/21
Clear
8%
16°
29°
Wed
7/22
Drizzle
51%
13°
26°
Thu
7/23
Clear
52%
14°
28°
Fri
7/24
Clear
17%
14°
30°
Sat
7/25
Drizzle
44%
14°
34°
Sun
7/26
Rain
68%
17°
33°
Mon
7/27
Clear
60%
16°
33°
Tue
7/28
Drizzle
60%
21°
36°
Wed
7/29
Drizzle
60%
21°
35°
Thu
7/30
Drizzle
60%
21°
34°
Fri
7/31
Clear
60%
21°
34°
49
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
49 AQI 8.9 µg/m³
O3
Ground-level ozone
47 AQI 51 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 49 Good 47 49
Sun 42 Good 42 34
Mon 43 Good 39 43
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 Sat Jul 18, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1413 J/kg
MLCAPE1856 J/kg
MUCAPE4082 J/kg
SBCIN-296 J/kg
MLCIN0 J/kg
Lifted Index-3.9
Kinematics
0–6 km Shear12 kt
0–1 km Shear7 kt
Eff. Shear13 kt
0–1 km SRH3
0–3 km SRH-2
Eff. SRH20
Storm Motion245° @ 13 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.5
K-Index38.1
Thermo & Levels
PWAT1.75 in
0–3 km LR7.1 °C/km
700–500 LR6.1 °C/km
Total Totals49.0
LCL823 hPa
LFC713 hPa
EL181 hPa
Freezing Lvl14,806 ft