Polk County, Nebraska, United States

Last updated: 5:59 PM CDT  ·  Refresh
27°C
Feels like 28°
Mostly Clear
▲ 28°  /  ▼ 17°
Wind
5 mph NE
Humidity
55%
Dew Point
17°
Pressure
28.38 inHg
Visibility
10 mi
UV Index
5.4
Cloud Cover
17%
Sunrise
6:46 AM
Sunset
8:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Polk County is currently mostly clear at 27°C. Precipitation is likely — peak probability 57% around 2 PM. Sunrise: 6:46AM · Sunset: 8:18PM.

Alerts

No active alerts for this location.
35 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
3%
6 PM
26°
23%
7 PM
24°
23%
8 PM
23°
23%
9 PM
22°
23%
10 PM
22°
16%
11 PM
21°
16%
12 AM
21°
3%
1 AM
19°
8%
2 AM
19°
10%
3 AM
19°
19%
4 AM
18°
20%
5 AM
17°
20%
6 AM
17°
34%
7 AM
18°
21%
8 AM
19°
21%
9 AM
21°
25%
10 AM
21°
51%
11 AM
22°
55%
12 PM
23°
55%
1 PM
22°
55%
2 PM
21°
56%
3 PM
19°
49%
4 PM
19°
37%
7-Day Forecast
Today
28° 17°
Mostly Clear with a 23% chance of rain.
Sun
25° 17°
Drizzle, 58% chance.
Mon
24° 14°
Overcast with a 49% chance of rain.
Tue
28° 16°
Mostly Clear with a 64% chance of rain.
Wed
29° 15°
Clear with a 49% chance of rain.
Thu
29° 15°
Rain, 81% chance.
Fri
29° 16°
Clear with a 60% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 27° Mostly Clear 3% 5 mph NE 55%
6 PM 26° Partly Cloudy 23% 3 mph NE 60%
7 PM 24° Partly Cloudy 23% 2 mph E 64%
8 PM 23° Partly Cloudy 23% 2 mph ESE 66%
9 PM 22° Partly Cloudy 23% 4 mph E 69%
10 PM 22° Partly Cloudy 16% 4 mph ESE 71%
11 PM 21° Partly Cloudy 16% 4 mph SE 74%
12 AM 21° Partly Cloudy 3% 5 mph SSE 75%
1 AM 19° Mostly Cloudy 8% 5 mph SSE 76%
2 AM 19° Mostly Cloudy 10% 5 mph SSE 76%
3 AM 19° Mostly Cloudy 19% 5 mph S 76%
4 AM 18° Mostly Cloudy 20% 5 mph S 76%
5 AM 17° Overcast 20% 5 mph S 76%
6 AM 17° Overcast 34% 5 mph S 76%
7 AM 18° Overcast 21% 5 mph S 75%
8 AM 19° Drizzle 21% 7 mph SSW 74%
9 AM 21° Drizzle 25% 7 mph SSW 73%
10 AM 21° Drizzle 51% 8 mph SSW 72%
11 AM 22° Drizzle 55% 9 mph S 70%
12 PM 23° Drizzle 55% 10 mph SSW 68%
1 PM 22° Drizzle 55% 10 mph S 75%
2 PM 21° Rain 56% 10 mph S 81%
3 PM 19° Rain 49% 10 mph S 87%
4 PM 19° Rain 37% 10 mph S 86%
15-Day Forecast
Today
8/22
Mostly Clear
23%
17°
28°
Sun
8/23
Drizzle
58%
17°
25°
Mon
8/24
Overcast
49%
14°
24°
Tue
8/25
Mostly Clear
64%
16°
28°
Wed
8/26
Clear
49%
15°
29°
Thu
8/27
Rain
81%
15°
29°
Fri
8/28
Clear
60%
16°
29°
Sat
8/29
Clear
60%
16°
31°
Sun
8/30
Clear
60%
18°
33°
Mon
8/31
Drizzle
60%
16°
33°
Tue
9/1
Drizzle
60%
10°
33°
Wed
9/2
Clear
60%
20°
33°
Thu
9/3
Drizzle
60%
19°
33°
Fri
9/4
Drizzle
60%
18°
31°
Sat
9/5
Drizzle
60%
17°
30°
35
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
24 AQI 4.3 µg/m³
O3
Ground-level ozone
Dominant
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 35 Good 35 24
Mon 32 Good 32 30
Tue 31 Good 31 31
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 Aug 22, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE547 J/kg
MLCAPE3 J/kg
MUCAPE547 J/kg
SBCIN-3 J/kg
MLCIN-174 J/kg
Lifted Index-1.2
Kinematics
0–6 km Shear48 kt
0–1 km Shear3 kt
Eff. Shear47 kt
0–1 km SRH-17
0–3 km SRH146
Eff. SRH146
Storm Motion358° @ 31 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell1.9
K-Index22.2
Thermo & Levels
PWAT1.02 in
0–3 km LR6.7 °C/km
700–500 LR5.7 °C/km
Total Totals42.0
LCL832 hPa
LFC700 hPa
EL212 hPa
Freezing Lvl14,019 ft