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

Boone County, Nebraska, United States

Last updated: 4:44 AM CDT  ·  Refresh
26°C
Feels like 28°
Clear
▲ 39°  /  ▼ 22°
Wind
4 mph S
Humidity
80%
Dew Point
22°
Pressure
27.83 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
5%
Sunrise
6:21 AM
Sunset
8:55 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Boone County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3220 J/kg) — isolated convective development possible. Sunrise: 6:21AM · Sunset: 8:55PM.

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
49 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
4%
5 AM
23°
21%
6 AM
23°
20%
7 AM
24°
20%
8 AM
27°
20%
9 AM
29°
20%
10 AM
31°
20%
11 AM
33°
20%
12 PM
34°
14%
1 PM
36°
9%
2 PM
37°
12%
3 PM
37°
20%
4 PM
37°
28%
5 PM
38°
29%
6 PM
38°
29%
7 PM
36°
34%
8 PM
34°
35%
9 PM
33°
35%
10 PM
32°
39%
11 PM
30°
43%
12 AM
29°
43%
1 AM
29°
38%
2 AM
28°
46%
3 AM
27°
46%
7-Day Forecast
Today
39° 22°
Partly Cloudy with a 39% chance of rain.
Tue
36° 21°
Mostly Cloudy with a 36% chance of rain.
Wed
36° 20°
Partly Cloudy with a 45% chance of rain.
Thu
36° 21°
Rain, 83% chance.
Fri
36° 20°
Partly Cloudy with a 37% chance of rain.
Sat
37° 19°
Clear.
Sun
38° 19°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Clear 4% 4 mph S 80%
5 AM 23° Clear 21% 4 mph SSE 76%
6 AM 23° Mostly Clear 20% 5 mph SW 79%
7 AM 24° Partly Cloudy 20% 5 mph NNW 76%
8 AM 27° Partly Cloudy 20% 7 mph N 69%
9 AM 29° Partly Cloudy 20% 10 mph NNE 63%
10 AM 31° Partly Cloudy 20% 10 mph NNE 58%
11 AM 33° Partly Cloudy 20% 12 mph NE 52%
12 PM 34° Mostly Clear 14% 13 mph NE 46%
1 PM 36° Mostly Clear 9% 13 mph ENE 42%
2 PM 37° Mostly Clear 12% 13 mph ENE 39%
3 PM 37° Partly Cloudy 20% 12 mph ENE 36%
4 PM 37° Partly Cloudy 28% 11 mph ENE 35%
5 PM 38° Partly Cloudy 29% 10 mph E 34%
6 PM 38° Partly Cloudy 29% 10 mph E 34%
7 PM 36° Partly Cloudy 34% 8 mph E 39%
8 PM 34° Partly Cloudy 35% 8 mph E 44%
9 PM 33° Partly Cloudy 35% 8 mph E 50%
10 PM 32° Partly Cloudy 39% 9 mph ENE 53%
11 PM 30° Partly Cloudy 43% 10 mph NE 56%
12 AM 29° Drizzle 43% 12 mph NE 58%
1 AM 29° Mostly Cloudy 38% 12 mph NE 62%
2 AM 28° Mostly Cloudy 46% 10 mph NE 65%
3 AM 27° Mostly Cloudy 46% 8 mph NE 68%
15-Day Forecast
Today
7/27
Partly Cloudy
39%
22°
39°
Tue
7/28
Mostly Cloudy
36%
21°
36°
Wed
7/29
Partly Cloudy
45%
20°
36°
Thu
7/30
Rain
83%
21°
36°
Fri
7/31
Partly Cloudy
37%
20°
36°
Sat
8/1
Clear
15%
19°
37°
Sun
8/2
Clear
8%
19°
38°
Mon
8/3
Clear
15%
22°
39°
Tue
8/4
Partly Cloudy
66%
18°
38°
Wed
8/5
Mostly Cloudy
53%
14°
33°
Thu
8/6
Drizzle
60%
19°
34°
Fri
8/7
Drizzle
60%
19°
34°
Sat
8/8
Drizzle
60%
19°
35°
Sun
8/9
Drizzle
60%
19°
35°
Mon
8/10
Rain
90%
19°
36°
49
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
49 AQI 8.9 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 49 Good 40 49
Tue 51 Moderate 43 51
Wed 61 Moderate 61 44
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
SBCAPE1326 J/kg
MLCAPE1865 J/kg
MUCAPE3077 J/kg
SBCIN-719 J/kg
MLCIN0 J/kg
Lifted Index-3.2
Kinematics
0–6 km Shear17 kt
0–1 km Shear27 kt
Eff. Shear29 kt
0–1 km SRH75
0–3 km SRH58
Eff. SRH-15
Storm Motion262° @ 25 kt
0–1 km EHI0.6
Composite Parameters
Sig. Tornado0.3
STP (eff)0.0
Supercell0.0
K-Index36.7
Thermo & Levels
PWAT1.65 in
0–3 km LR3.9 °C/km
700–500 LR7.3 °C/km
Total Totals51.9
LCL895 hPa
LFC589 hPa
EL188 hPa
Freezing Lvl15,856 ft