Frost Advisory — Beadle, SD, Gregory, SD, Jerauld, SD, Sanborn, SD, Brule, SD, Aurora, SD, Davison, SD, Charles Mix, SD, Douglas, SD 9:00 AM

Douglas County, South Dakota, United States

Last updated: 8:27 PM CDT  ·  Refresh
7°C
Feels like 3°
Clear
▲ 11°  /  ▼ 2°
Wind
3 mph W
Humidity
47%
Dew Point
-3°
Pressure
28.88 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
1%
Sunrise
7:47 AM
Sunset
6:48 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Douglas County is currently clear at 7°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:47AM · Sunset: 6:48PM.

Alerts

Frost Advisory
Beadle, SD, Gregory, SD, Jerauld, SD, Sanborn, SD, Brule, SD, Aurora, SD, Davison, SD, Charles Mix, SD, Douglas, SD
Expires 9:00 AM
28 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
7°
11%
9 PM
6°
3%
10 PM
5°
3%
11 PM
4°
3%
12 AM
3°
3%
1 AM
3°
3%
2 AM
3°
3%
3 AM
3°
3%
4 AM
3°
3%
5 AM
3°
3%
6 AM
2°
3%
7 AM
3°
3%
8 AM
4°
3%
9 AM
6°
3%
10 AM
8°
3%
11 AM
11°
3%
12 PM
13°
3%
1 PM
14°
3%
2 PM
17°
3%
3 PM
19°
3%
4 PM
19°
3%
5 PM
18°
3%
6 PM
15°
3%
7 PM
14°
3%
7-Day Forecast
Tonight
11° 2°
Clear.
Sat
19° 2°
Clear.
Sun
21° 7°
Clear.
Mon
19° 5°
Fog.
Tue
21° 9°
Partly Cloudy.
Wed
25° 12°
Clear.
Thu
26° 12°
Partly Cloudy.
TimeTempConditionsPrecipWindHumidity
Now 7° Clear 11% 3 mph W 47%
9 PM 6° Clear 3% 3 mph S 46%
10 PM 5° Clear 3% 5 mph S 50%
11 PM 4° Clear 3% 7 mph S 55%
12 AM 3° Clear 3% 8 mph S 58%
1 AM 3° Clear 3% 9 mph S 60%
2 AM 3° Clear 3% 10 mph S 62%
3 AM 3° Clear 3% 11 mph S 62%
4 AM 3° Clear 3% 12 mph S 62%
5 AM 3° Clear 3% 13 mph S 61%
6 AM 2° Clear 3% 14 mph S 60%
7 AM 3° Clear 3% 15 mph SSW 59%
8 AM 4° Clear 3% 16 mph SSW 55%
9 AM 6° Clear 3% 17 mph SSW 50%
10 AM 8° Clear 3% 18 mph SSW 44%
11 AM 11° Clear 3% 19 mph SSW 39%
12 PM 13° Clear 3% 19 mph SSW 34%
1 PM 14° Clear 3% 19 mph SSW 30%
2 PM 17° Clear 3% 19 mph SSW 29%
3 PM 19° Clear 3% 19 mph SSW 27%
4 PM 19° Clear 3% 18 mph SSW 28%
5 PM 18° Clear 3% 18 mph S 30%
6 PM 15° Clear 3% 17 mph S 33%
7 PM 14° Clear 3% 17 mph S 36%
15-Day Forecast
Today
10/16
Clear
11%
2°
11°
Sat
10/17
Clear
3%
2°
19°
Sun
10/18
Clear
3%
7°
21°
Mon
10/19
Fog
3%
5°
19°
Tue
10/20
Partly Cloudy
3%
9°
21°
Wed
10/21
Clear
3%
12°
25°
Thu
10/22
Partly Cloudy
18%
12°
26°
Fri
10/23
Overcast
30%
12°
24°
Sat
10/24
Drizzle
53%
7°
16°
Sun
10/25
Drizzle
35%
3°
13°
Mon
10/26
Mostly Cloudy
31%
5°
16°
Tue
10/27
Drizzle
60%
5°
16°
Wed
10/28
Drizzle
60%
6°
15°
Thu
10/29
Drizzle
60%
6°
16°
Fri
10/30
Drizzle
60%
6°
14°
28
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
9 AQI 1.7 µg/m³
O3
Ground-level ozone
Dominant
28 AQI 31 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 28 Good 28 9
Sun 31 Good 31 9
Mon 31 Good 31 14
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Fri Oct 16, 23:00'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
SBCAPE0 J/kg
MLCAPE1 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index22.4
Kinematics
0–6 km Shear41 kt
0–1 km Shear10 kt
Eff. Shear—
0–1 km SRH61
0–3 km SRH90
Eff. SRH—
Storm Motion21° @ 26 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-34.0
Thermo & Levels
PWAT0.27 in
0–3 km LR2.8 °C/km
700–500 LR5.0 °C/km
Total Totals5.2
LCL846 hPa
LFC—
EL—
Freezing Lvl8,753 ft