Flood Warning — Brookings County, SD, Hamlin County, SD Flood Warning — Brookings County, SD

Eureka Township, South Dakota

Last updated: 4:11 PM CDT  ·  Refresh
24°C
Feels like 22°
Clear
▲ 26°  /  ▼ 11°
Wind
6 mph N
Humidity
36%
Dew Point
9°
Pressure
28.33 inHg
Visibility
10 mi
UV Index
8.1
Cloud Cover
8%
Sunrise
6:03 AM
Sunset
9:03 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Eureka Township is currently clear at 24°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:03AM · Sunset: 9:03PM.

Alerts

Flood Warning
Brookings County, SD, Hamlin County, SD
Expires
Flood Warning
Brookings County, SD
Expires
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
3%
5 PM
24°
3%
6 PM
26°
3%
7 PM
24°
3%
8 PM
22°
3%
9 PM
19°
3%
10 PM
17°
3%
11 PM
16°
3%
12 AM
15°
3%
1 AM
14°
3%
2 AM
13°
3%
3 AM
13°
3%
4 AM
12°
3%
5 AM
12°
3%
6 AM
11°
3%
7 AM
12°
3%
8 AM
14°
3%
9 AM
16°
3%
10 AM
17°
3%
11 AM
19°
3%
12 PM
19°
3%
1 PM
20°
3%
2 PM
21°
3%
3 PM
23°
6%
7-Day Forecast
Today
26° 11°
Clear.
Thu
24° 11°
Overcast.
Fri
28° 15°
Partly Cloudy.
Sat
37° 14°
Mostly Clear.
Sun
41° 22°
Clear.
Mon
41° 21°
Clear.
Tue
37° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 24° Clear 3% 6 mph N 36%
5 PM 24° Clear 3% 6 mph NNE 34%
6 PM 26° Clear 3% 6 mph NE 36%
7 PM 24° Clear 3% 6 mph NE 38%
8 PM 22° Clear 3% 6 mph ENE 47%
9 PM 19° Clear 3% 6 mph E 55%
10 PM 17° Clear 3% 6 mph ESE 62%
11 PM 16° Clear 3% 6 mph SE 66%
12 AM 15° Clear 3% 6 mph SE 69%
1 AM 14° Clear 3% 6 mph SSE 73%
2 AM 13° Clear 3% 5 mph SSE 76%
3 AM 13° Mostly Clear 3% 5 mph SSE 80%
4 AM 12° Mostly Clear 3% 5 mph SSE 83%
5 AM 12° Mostly Clear 3% 5 mph SSE 83%
6 AM 11° Partly Cloudy 3% 6 mph SSE 83%
7 AM 12° Mostly Cloudy 3% 6 mph SSE 81%
8 AM 14° Mostly Cloudy 3% 8 mph S 71%
9 AM 16° Mostly Cloudy 3% 8 mph S 62%
10 AM 17° Overcast 3% 9 mph S 54%
11 AM 19° Overcast 3% 9 mph S 52%
12 PM 19° Overcast 3% 10 mph S 50%
1 PM 20° Overcast 3% 10 mph S 49%
2 PM 21° Overcast 3% 10 mph S 50%
3 PM 23° Overcast 6% 11 mph SSW 51%
15-Day Forecast
Today
7/22
Clear
3%
11°
26°
Thu
7/23
Overcast
10%
11°
24°
Fri
7/24
Partly Cloudy
8%
15°
28°
Sat
7/25
Mostly Clear
19%
14°
37°
Sun
7/26
Clear
18%
22°
41°
Mon
7/27
Clear
19%
21°
41°
Tue
7/28
Clear
9%
20°
37°
Wed
7/29
Clear
25%
19°
35°
Thu
7/30
Drizzle
60%
19°
36°
Fri
7/31
Drizzle
60%
18°
36°
Sat
8/1
Drizzle
60%
18°
33°
Sun
8/2
Drizzle
60%
17°
32°
Mon
8/3
Clear
25%
17°
31°
Tue
8/4
Drizzle
60%
17°
32°
Wed
8/5
Drizzle
60%
18°
33°
52
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
52 AQI 9.8 µg/m³
O3
Ground-level ozone
27 AQI 30 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 52 Moderate 27 52
Fri 56 Moderate 26 56
Sat 55 Moderate 40 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 22, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 100 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE132 J/kg
MLCAPE20 J/kg
MUCAPE132 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index7.0
Kinematics
0–6 km Shear56 kt
0–1 km Shear3 kt
Eff. Shear3 kt
0–1 km SRH-23
0–3 km SRH-118
Eff. SRH-118
Storm Motion283° @ 26 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index10.3
Thermo & Levels
PWAT0.88 in
0–3 km LR6.7 °C/km
700–500 LR4.7 °C/km
Total Totals31.2
LCL765 hPa
LFC959 hPa
EL767 hPa
Freezing Lvl13,031 ft