Excessive Heat Warning — Eastern Cherry, NE, Brown, NE, Rock, NE, Thomas, NE, Blaine, NE, Loup, NE, Garfield, NE, Logan, NE, Custer, NE, Lincoln, NE, Frontier, NE, Keya Paha, NE, Boyd, NE, Holt, NE, Wheeler, NE, Sheridan, NE, Garden, NE, Grant, NE, Hooker, NE, Arthur, NE, McPherson, NE, Deuel, NE, Keith, NE, Perkins, NE, Chase, NE, Hayes, NE, Western Cherry, NE 7:00 AM Heat Advisory — Keya Paha, NE, Boyd, NE, Holt, NE, Wheeler, NE, Eastern Cherry, NE, Brown, NE, Rock, NE, Thomas, NE, Blaine, NE, Loup, NE, Garfield, NE, Logan, NE, Custer, NE, Lincoln, NE, Frontier, NE, Sheridan, NE, Garden, NE, Grant, NE, Hooker, NE, Arthur, NE, McPherson, NE, Deuel, NE, Keith, NE, Perkins, NE, Chase, NE, Hayes, NE, Western Cherry, NE 10:00 PM

Brown County, Nebraska, United States

Last updated: 2:20 AM CDT  ·  Refresh
26°C
Feels like 27°
Clear
▲ 38°  /  ▼ 20°
Wind
6 mph NW
Humidity
66%
Dew Point
20°
Pressure
27.08 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:27 AM
Sunset
9:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Brown County is currently clear at 25°C. Precipitation is likely — peak probability 54% around 2 AM. Atmospheric instability is elevated (CAPE up to 2213 J/kg) — isolated convective development possible. Sunrise: 6:27AM · Sunset: 9:04PM.

Alerts

Excessive Heat Warning
Eastern Cherry, NE, Brown, NE, Rock, NE, Thomas, NE, Blaine, NE, Loup, NE, Garfield, NE, Logan, NE, Custer, NE, Lincoln, NE, Frontier, NE, Keya Paha, NE, Boyd, NE, Holt, NE, Wheeler, NE, Sheridan, NE, Garden, NE, Grant, NE, Hooker, NE, Arthur, NE, McPherson, NE, Deuel, NE, Keith, NE, Perkins, NE, Chase, NE, Hayes, NE, Western Cherry, NE
Expires 7:00 AM
Heat Advisory
Keya Paha, NE, Boyd, NE, Holt, NE, Wheeler, NE, Eastern Cherry, NE, Brown, NE, Rock, NE, Thomas, NE, Blaine, NE, Loup, NE, Garfield, NE, Logan, NE, Custer, NE, Lincoln, NE, Frontier, NE, Sheridan, NE, Garden, NE, Grant, NE, Hooker, NE, Arthur, NE, McPherson, NE, Deuel, NE, Keith, NE, Perkins, NE, Chase, NE, Hayes, NE, Western Cherry, NE
Expires 10:00 PM
44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
11%
3 AM
24°
3%
4 AM
23°
3%
5 AM
23°
3%
6 AM
22°
3%
7 AM
22°
3%
8 AM
24°
3%
9 AM
26°
3%
10 AM
28°
4%
11 AM
31°
5%
12 PM
33°
5%
1 PM
35°
10%
2 PM
38°
22%
3 PM
38°
22%
4 PM
38°
23%
5 PM
37°
23%
6 PM
37°
31%
7 PM
36°
32%
8 PM
34°
30%
9 PM
32°
31%
10 PM
31°
43%
11 PM
30°
43%
12 AM
29°
48%
1 AM
28°
48%
7-Day Forecast
Today
38° 20°
Mostly Cloudy with a 30% chance of rain.
Tue
37° 20°
Partly Cloudy with a 53% chance of rain.
Wed
38° 19°
Clear with a 57% chance of rain.
Thu
37° 21°
Rain, 83% chance.
Fri
37° 19°
Clear.
Sat
38° 20°
Clear.
Sun
41° 19°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Clear 11% 6 mph NW 66%
3 AM 24° Mostly Clear 3% 6 mph NNW 70%
4 AM 23° Mostly Clear 3% 6 mph NNW 74%
5 AM 23° Mostly Clear 3% 6 mph NNW 74%
6 AM 22° Partly Cloudy 3% 7 mph NNW 75%
7 AM 22° Partly Cloudy 3% 7 mph NNW 74%
8 AM 24° Mostly Cloudy 3% 8 mph NNE 69%
9 AM 26° Overcast 3% 10 mph NNE 64%
10 AM 28° Overcast 4% 11 mph NE 58%
11 AM 31° Mostly Cloudy 5% 12 mph NE 51%
12 PM 33° Mostly Cloudy 5% 13 mph ENE 42%
1 PM 35° Mostly Cloudy 10% 14 mph ENE 36%
2 PM 38° Partly Cloudy 22% 14 mph ENE 31%
3 PM 38° Partly Cloudy 22% 14 mph E 28%
4 PM 38° Partly Cloudy 23% 13 mph E 26%
5 PM 37° Partly Cloudy 23% 10 mph E 28%
6 PM 37° Partly Cloudy 31% 11 mph ENE 30%
7 PM 36° Mostly Cloudy 32% 12 mph ENE 32%
8 PM 34° Mostly Cloudy 30% 10 mph ENE 35%
9 PM 32° Drizzle 31% 10 mph ENE 40%
10 PM 31° Drizzle 43% 13 mph NE 47%
11 PM 30° Drizzle 43% 12 mph NE 50%
12 AM 29° Drizzle 48% 12 mph NE 54%
1 AM 28° Drizzle 48% 12 mph NNE 58%
15-Day Forecast
Today
7/27
Mostly Cloudy
30%
20°
38°
Tue
7/28
Partly Cloudy
53%
20°
37°
Wed
7/29
Clear
57%
19°
38°
Thu
7/30
Rain
83%
21°
37°
Fri
7/31
Clear
16%
19°
37°
Sat
8/1
Clear
8%
20°
38°
Sun
8/2
Clear
8%
19°
41°
Mon
8/3
Clear
18%
22°
41°
Tue
8/4
Rain
68%
16°
33°
Wed
8/5
Drizzle
51%
9°
32°
Thu
8/6
Drizzle
60%
18°
33°
Fri
8/7
Drizzle
60%
18°
34°
Sat
8/8
Drizzle
60%
19°
35°
Sun
8/9
Drizzle
60%
19°
35°
Mon
8/10
Drizzle
60%
19°
35°
44
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
41 AQI 7.5 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 48 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 44 Good 44 41
Tue 44 Good 42 44
Wed 44 Good 44 38
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, 06:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1040 J/kg
MLCAPE1241 J/kg
MUCAPE3260 J/kg
SBCIN-818 J/kg
MLCIN0 J/kg
Lifted Index-3.3
Kinematics
0–6 km Shear18 kt
0–1 km Shear7 kt
Eff. Shear—
0–1 km SRH-29
0–3 km SRH-66
Eff. SRH—
Storm Motion267° @ 18 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index23.6
Thermo & Levels
PWAT1.12 in
0–3 km LR4.2 °C/km
700–500 LR8.2 °C/km
Total Totals51.5
LCL845 hPa
LFC574 hPa
EL200 hPa
Freezing Lvl14,954 ft