Greeley County, Nebraska, United States

Last updated: 1:45 PM CDT  ·  Refresh
28°C
Feels like 29°
Mostly Cloudy
▲ 29°  /  ▼ 18°
Wind
5 mph S
Humidity
63%
Dew Point
20°
Pressure
27.94 inHg
Visibility
10 mi
UV Index
5.1
Cloud Cover
83%
Sunrise
6:49 AM
Sunset
8:24 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Greeley County is currently mostly cloudy at 28°C. Precipitation is likely — peak probability 66% around 2 AM. Atmospheric instability is elevated (CAPE up to 2284 J/kg) — isolated convective development possible. Sunrise: 6:49AM · Sunset: 8:24PM.

Alerts

No active alerts for this location.
38 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
11%
2 PM
27°
39%
3 PM
27°
22%
4 PM
27°
24%
5 PM
27°
25%
6 PM
27°
26%
7 PM
25°
27%
8 PM
24°
28%
9 PM
22°
33%
10 PM
21°
33%
11 PM
21°
41%
12 AM
21°
44%
1 AM
19°
65%
2 AM
19°
65%
3 AM
19°
46%
4 AM
19°
46%
5 AM
18°
46%
6 AM
18°
42%
7 AM
18°
28%
8 AM
19°
28%
9 AM
22°
24%
10 AM
23°
24%
11 AM
24°
24%
12 PM
24°
15%
7-Day Forecast
Today
29° 18°
Partly Cloudy with a 33% chance of rain.
Sat
30° 18°
Fog with a 65% chance of rain.
Sun
27° 16°
Partly Cloudy with a 54% chance of rain.
Mon
31° 15°
Mostly Clear with a 72% chance of rain.
Tue
31° 18°
Rain, 76% chance.
Wed
31° 16°
Drizzle, 69% chance.
Thu
31° 19°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 28° Mostly Cloudy 11% 5 mph S 63%
2 PM 27° Mostly Cloudy 39% 9 mph SSW 64%
3 PM 27° Partly Cloudy 22% 11 mph SSW 65%
4 PM 27° Partly Cloudy 24% 10 mph SSW 65%
5 PM 27° Partly Cloudy 25% 7 mph S 66%
6 PM 27° Partly Cloudy 26% 5 mph SE 68%
7 PM 25° Mostly Clear 27% 5 mph E 72%
8 PM 24° Mostly Clear 28% 5 mph ENE 76%
9 PM 22° Clear 33% 6 mph ENE 79%
10 PM 21° Partly Cloudy 33% 6 mph ENE 80%
11 PM 21° Partly Cloudy 41% 5 mph ENE 80%
12 AM 21° Partly Cloudy 44% 4 mph NE 80%
1 AM 19° Rain 65% 4 mph ENE 81%
2 AM 19° Rain 65% 4 mph ENE 82%
3 AM 19° Rain 46% 4 mph NNW 83%
4 AM 19° Rain 46% 4 mph N 84%
5 AM 18° Drizzle 46% 3 mph NNE 84%
6 AM 18° Drizzle 42% 3 mph NE 85%
7 AM 18° Fog 28% 3 mph NE 84%
8 AM 19° Fog 28% 3 mph ENE 82%
9 AM 22° Fog 24% 3 mph ENE 80%
10 AM 23° Mostly Cloudy 24% 3 mph E 75%
11 AM 24° Partly Cloudy 24% 3 mph E 70%
12 PM 24° Partly Cloudy 15% 3 mph E 65%
15-Day Forecast
Today
8/21
Partly Cloudy
33%
18°
29°
Sat
8/22
Fog
65%
18°
30°
Sun
8/23
Partly Cloudy
54%
16°
27°
Mon
8/24
Mostly Clear
72%
15°
31°
Tue
8/25
Rain
76%
18°
31°
Wed
8/26
Drizzle
69%
16°
31°
Thu
8/27
Rain
63%
19°
31°
Fri
8/28
Drizzle
42%
15°
32°
Sat
8/29
Drizzle
44%
18°
32°
Sun
8/30
Drizzle
51%
20°
38°
Mon
8/31
Clear
60%
21°
36°
Tue
9/1
Drizzle
60%
20°
36°
Wed
9/2
Drizzle
60%
21°
36°
Thu
9/3
Drizzle
60%
20°
34°
Fri
9/4
Drizzle
60%
19°
32°
38
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
15 AQI 2.7 µg/m³
O3
Ground-level ozone
Dominant
38 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 38 Good 38 15
Sun 35 Good 35 17
Mon 37 Good 37 27
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 Fri Aug 21, 17:00'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
SBCAPE2771 J/kg
MLCAPE1708 J/kg
MUCAPE2771 J/kg
SBCIN-81 J/kg
MLCIN-128 J/kg
Lifted Index-7.4
Kinematics
0–6 km Shear46 kt
0–1 km Shear7 kt
Eff. Shear47 kt
0–1 km SRH23
0–3 km SRH102
Eff. SRH102
Storm Motion348° @ 24 kt
0–1 km EHI0.4
Composite Parameters
Sig. Tornado0.3
STP (eff)0.3
Supercell6.8
K-Index37.2
Thermo & Levels
PWAT1.58 in
0–3 km LR6.9 °C/km
700–500 LR7.2 °C/km
Total Totals52.2
LCL844 hPa
LFC743 hPa
EL169 hPa
Freezing Lvl12,825 ft