Hanson County, South Dakota, United States

Last updated: 9:41 PM CDT  ·  Refresh
31°C
Feels like 31°
Clear
▲ 37°  /  ▼ 20°
Wind
5 mph S
Humidity
40%
Dew Point
18°
Pressure
28.45 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
6:05 AM
Sunset
9:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Hanson County is currently clear at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1767 J/kg) — isolated convective development possible. Sunrise: 6:05AM · Sunset: 9:08PM.

Alerts

No active alerts for this location.
51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
3%
10 PM
28°
3%
11 PM
27°
3%
12 AM
26°
3%
1 AM
25°
3%
2 AM
24°
3%
3 AM
23°
6%
4 AM
23°
14%
5 AM
20°
14%
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
32°
3%
3 PM
33°
3%
4 PM
33°
3%
5 PM
33°
3%
6 PM
33°
3%
7 PM
32°
3%
8 PM
30°
3%
7-Day Forecast
Tonight
37° 20°
Clear.
Sat
35° 20°
Partly Cloudy.
Sun
37° 19°
Mostly Clear.
Mon
40° 22°
Clear.
Tue
31° 17°
Clear.
Wed
25° 13°
Drizzle, 51% chance.
Thu
29° 13°
Rain, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Clear 3% 5 mph S 40%
10 PM 28° Clear 3% 5 mph SE 48%
11 PM 27° Clear 3% 5 mph E 54%
12 AM 26° Clear 3% 5 mph ENE 59%
1 AM 25° Clear 3% 8 mph ENE 63%
2 AM 24° Clear 3% 10 mph ENE 65%
3 AM 23° Mostly Clear 6% 11 mph ENE 68%
4 AM 23° Mostly Clear 14% 11 mph ENE 69%
5 AM 20° Clear 14% 10 mph ENE 69%
6 AM 20° Mostly Clear 3% 9 mph ENE 68%
7 AM 21° Partly Cloudy 3% 10 mph ENE 64%
8 AM 22° Partly Cloudy 3% 11 mph ENE 58%
9 AM 24° Partly Cloudy 3% 11 mph ENE 52%
10 AM 26° Partly Cloudy 3% 10 mph ENE 47%
11 AM 27° Partly Cloudy 3% 10 mph E 42%
12 PM 29° Partly Cloudy 3% 9 mph E 38%
1 PM 32° Partly Cloudy 3% 9 mph E 35%
2 PM 32° Mostly Cloudy 3% 9 mph E 32%
3 PM 33° Mostly Cloudy 3% 9 mph E 29%
4 PM 33° Mostly Cloudy 3% 9 mph E 28%
5 PM 33° Partly Cloudy 3% 9 mph E 28%
6 PM 33° Partly Cloudy 3% 9 mph E 28%
7 PM 32° Partly Cloudy 3% 9 mph E 31%
8 PM 30° Partly Cloudy 3% 10 mph E 36%
15-Day Forecast
Today
7/17
Clear
3%
20°
37°
Sat
7/18
Partly Cloudy
6%
20°
35°
Sun
7/19
Mostly Clear
14%
19°
37°
Mon
7/20
Clear
14%
22°
40°
Tue
7/21
Clear
8%
17°
31°
Wed
7/22
Drizzle
51%
13°
25°
Thu
7/23
Rain
52%
13°
29°
Fri
7/24
Clear
17%
15°
30°
Sat
7/25
Drizzle
44%
14°
34°
Sun
7/26
Rain
68%
17°
34°
Mon
7/27
Clear
60%
16°
33°
Tue
7/28
Drizzle
60%
21°
36°
Wed
7/29
Drizzle
60%
21°
36°
Thu
7/30
Clear
60%
21°
34°
Fri
7/31
Clear
60%
21°
35°
51
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
51 AQI 9.2 µg/m³
O3
Ground-level ozone
47 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 51 Moderate 47 51
Sun 41 Good 41 37
Mon 42 Good 41 42
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
SBCAPE473 J/kg
MLCAPE14 J/kg
MUCAPE473 J/kg
SBCIN-437 J/kg
MLCIN0 J/kg
Lifted Index-1.9
Kinematics
0–6 km Shear18 kt
0–1 km Shear6 kt
Eff. Shear15 kt
0–1 km SRH2
0–3 km SRH-32
Eff. SRH-31
Storm Motion271° @ 18 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.3
Thermo & Levels
PWAT1.40 in
0–3 km LR7.2 °C/km
700–500 LR5.9 °C/km
Total Totals45.1
LCL801 hPa
LFC683 hPa
EL203 hPa
Freezing Lvl14,869 ft