Excessive Heat Warning — Boone, NE, Burt, NE, Platte, NE, Colfax, NE, Dodge, NE, Washington, NE, Harrison, IA, Shelby, IA, Douglas, NE, Sarpy, NE, Knox, NE, Cedar, NE, Antelope, NE, Pierce, NE, Thurston, NE, Wayne, NE, Madison, NE, Stanton, NE, Cuming, NE, Butler, NE, Saunders, NE, Seward, NE, Lancaster, NE, Cass, NE, Otoe, NE, Saline, NE, Jefferson, NE, Gage, NE, Johnson, NE, Nemaha, NE, Pawnee, NE, Richardson, NE 7:00 AM Heat Advisory — Knox, NE, Cedar, NE, Antelope, NE, Pierce, NE, Thurston, NE, Wayne, NE, Madison, NE, Stanton, NE, Cuming, NE, Boone, NE, Burt, NE, Platte, NE, Colfax, NE, Dodge, NE, Washington, NE, Harrison, IA, Shelby, IA, Douglas, NE, Sarpy, NE, Butler, NE, Saunders, NE, Seward, NE, Lancaster, NE, Cass, NE, Otoe, NE, Saline, NE, Jefferson, NE, Gage, NE, Johnson, NE, Nemaha, NE, Pawnee, NE, Richardson, NE 10:00 PM Heat Advisory — Knox, NE, Cedar, NE, Antelope, NE, Pierce, NE, Douglas, NE, Sarpy, NE, Thurston, NE, Wayne, NE, Boone, NE, Madison, NE, Stanton, NE, Cuming, NE, Burt, NE, Platte, NE, Colfax, NE, Dodge, NE, Washington, NE, Butler, NE, Saunders, NE, Seward, NE, Lancaster, NE, Cass, NE, Otoe, NE, Saline, NE, Jefferson, NE, Gage, NE, Johnson, NE, Nemaha, NE, Pawnee, NE, Richardson, NE 10:00 PM

Cass County, Nebraska, United States

Last updated: 4:45 AM CDT  ·  Refresh
28°C
Feels like 30°
Partly Cloudy
▲ 42°  /  ▼ 24°
Wind
9 mph S
Humidity
64%
Dew Point
22°
Pressure
28.50 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
37%
Sunrise
6:16 AM
Sunset
8:45 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Cass County is currently partly cloudy at 28°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2342 J/kg) — isolated convective development possible. Sunrise: 6:16AM · Sunset: 8:45PM.

Alerts

Excessive Heat Warning
Boone, NE, Burt, NE, Platte, NE, Colfax, NE, Dodge, NE, Washington, NE, Harrison, IA, Shelby, IA, Douglas, NE, Sarpy, NE, Knox, NE, Cedar, NE, Antelope, NE, Pierce, NE, Thurston, NE, Wayne, NE, Madison, NE, Stanton, NE, Cuming, NE, Butler, NE, Saunders, NE, Seward, NE, Lancaster, NE, Cass, NE, Otoe, NE, Saline, NE, Jefferson, NE, Gage, NE, Johnson, NE, Nemaha, NE, Pawnee, NE, Richardson, NE
Expires 7:00 AM
Heat Advisory
Knox, NE, Cedar, NE, Antelope, NE, Pierce, NE, Thurston, NE, Wayne, NE, Madison, NE, Stanton, NE, Cuming, NE, Boone, NE, Burt, NE, Platte, NE, Colfax, NE, Dodge, NE, Washington, NE, Harrison, IA, Shelby, IA, Douglas, NE, Sarpy, NE, Butler, NE, Saunders, NE, Seward, NE, Lancaster, NE, Cass, NE, Otoe, NE, Saline, NE, Jefferson, NE, Gage, NE, Johnson, NE, Nemaha, NE, Pawnee, NE, Richardson, NE
Expires 10:00 PM
Heat Advisory
Knox, NE, Cedar, NE, Antelope, NE, Pierce, NE, Douglas, NE, Sarpy, NE, Thurston, NE, Wayne, NE, Boone, NE, Madison, NE, Stanton, NE, Cuming, NE, Burt, NE, Platte, NE, Colfax, NE, Dodge, NE, Washington, NE, Butler, NE, Saunders, NE, Seward, NE, Lancaster, NE, Cass, NE, Otoe, NE, Saline, NE, Jefferson, NE, Gage, NE, Johnson, NE, Nemaha, NE, Pawnee, NE, Richardson, NE
Expires 10:00 PM
44 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
8%
5 AM
26°
25%
6 AM
26°
25%
7 AM
27°
25%
8 AM
29°
25%
9 AM
31°
25%
10 AM
33°
25%
11 AM
35°
23%
12 PM
36°
20%
1 PM
38°
7%
2 PM
39°
7%
3 PM
40°
8%
4 PM
40°
16%
5 PM
41°
16%
6 PM
40°
16%
7 PM
39°
16%
8 PM
37°
17%
9 PM
35°
17%
10 PM
34°
17%
11 PM
32°
17%
12 AM
31°
17%
1 AM
30°
26%
2 AM
29°
26%
3 AM
29°
30%
7-Day Forecast
Today
42° 24°
Mostly Clear with a 25% chance of rain.
Tue
37° 23°
Mostly Cloudy with a 33% chance of rain.
Wed
37° 22°
Partly Cloudy with a 35% chance of rain.
Thu
32° 22°
Overcast with a 74% chance of rain.
Fri
34° 20°
Mostly Clear with a 71% chance of rain.
Sat
36° 19°
Clear.
Sun
37° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 28° Partly Cloudy 8% 9 mph S 64%
5 AM 26° Partly Cloudy 25% 9 mph S 62%
6 AM 26° Clear 25% 8 mph S 64%
7 AM 27° Clear 25% 8 mph S 61%
8 AM 29° Clear 25% 9 mph SSW 53%
9 AM 31° Clear 25% 10 mph SW 46%
10 AM 33° Clear 25% 9 mph SW 41%
11 AM 35° Clear 23% 6 mph SW 37%
12 PM 36° Clear 20% 4 mph SW 33%
1 PM 38° Clear 7% 4 mph S 31%
2 PM 39° Mostly Clear 7% 5 mph S 30%
3 PM 40° Mostly Clear 8% 6 mph SSE 29%
4 PM 40° Partly Cloudy 16% 6 mph SE 29%
5 PM 41° Partly Cloudy 16% 6 mph ESE 29%
6 PM 40° Partly Cloudy 16% 7 mph E 30%
7 PM 39° Partly Cloudy 16% 8 mph E 34%
8 PM 37° Partly Cloudy 17% 7 mph E 41%
9 PM 35° Mostly Cloudy 17% 7 mph E 47%
10 PM 34° Mostly Cloudy 17% 8 mph E 53%
11 PM 32° Mostly Cloudy 17% 8 mph E 59%
12 AM 31° Mostly Cloudy 17% 8 mph E 65%
1 AM 30° Overcast 26% 8 mph ESE 68%
2 AM 29° Overcast 26% 9 mph E 70%
3 AM 29° Overcast 30% 9 mph E 72%
15-Day Forecast
Today
7/27
Mostly Clear
25%
24°
42°
Tue
7/28
Mostly Cloudy
33%
23°
37°
Wed
7/29
Partly Cloudy
35%
22°
37°
Thu
7/30
Overcast
74%
22°
32°
Fri
7/31
Mostly Clear
71%
20°
34°
Sat
8/1
Clear
9%
19°
36°
Sun
8/2
Clear
8%
20°
37°
Mon
8/3
Clear
34%
21°
38°
Tue
8/4
Partly Cloudy
35%
21°
39°
Wed
8/5
Drizzle
54%
19°
33°
Thu
8/6
Drizzle
60%
22°
36°
Fri
8/7
Drizzle
60%
21°
34°
Sat
8/8
Drizzle
60%
21°
35°
Sun
8/9
Drizzle
60%
22°
36°
Mon
8/10
Drizzle
60%
21°
37°
44
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
44 AQI 8.0 µg/m³
O3
Ground-level ozone
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 44 Good 39 44
Tue 52 Moderate 46 52
Wed 49 Good 49 47
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 Mon Jul 27, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1263 J/kg
MLCAPE1087 J/kg
MUCAPE1622 J/kg
SBCIN-646 J/kg
MLCIN0 J/kg
Lifted Index-3.9
Kinematics
0–6 km Shear25 kt
0–1 km Shear31 kt
Eff. Shear34 kt
0–1 km SRH194
0–3 km SRH251
Eff. SRH45
Storm Motion255° @ 27 kt
0–1 km EHI1.5
Composite Parameters
Sig. Tornado0.8
STP (eff)0.0
Supercell1.3
K-Index37.3
Thermo & Levels
PWAT1.90 in
0–3 km LR4.6 °C/km
700–500 LR7.4 °C/km
Total Totals51.8
LCL879 hPa
LFC623 hPa
EL185 hPa
Freezing Lvl15,778 ft