Excessive Heat Warning — Harper, KS, Sumner, KS, Cowley, KS, Elk, KS, Wilson, KS, Neosho, KS, Chautauqua, KS, Montgomery, KS, Labette, KS, Reno, KS, Harvey, KS, Butler, KS, Greenwood, KS, Woodson, KS, Allen, KS, Kingman, KS, Sedgwick, KS 8:00 PM Excessive Heat Watch 9:00 PM

Sumner County, Kansas, United States

Last updated: 11:14 AM CDT  ·  Refresh
34°C
Feels like 36°
Clear
▲ 38°  /  ▼ 22°
Wind
7 mph N
Humidity
42%
Dew Point
20°
Pressure
28.59 inHg
Visibility
10 mi
UV Index
8.8
Cloud Cover
0%
Sunrise
6:26 AM
Sunset
8:46 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Sumner County is currently clear at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2219 J/kg) — isolated convective development possible. Sunrise: 6:26AM · Sunset: 8:46PM.

Alerts

Excessive Heat Warning
Harper, KS, Sumner, KS, Cowley, KS, Elk, KS, Wilson, KS, Neosho, KS, Chautauqua, KS, Montgomery, KS, Labette, KS, Reno, KS, Harvey, KS, Butler, KS, Greenwood, KS, Woodson, KS, Allen, KS, Kingman, KS, Sedgwick, KS
Expires 8:00 PM
Excessive Heat Watch
Expires 9:00 PM
59 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
3%
12 PM
35°
14%
1 PM
36°
3%
2 PM
38°
3%
3 PM
38°
3%
4 PM
38°
3%
5 PM
37°
3%
6 PM
38°
3%
7 PM
36°
3%
8 PM
34°
5%
9 PM
32°
5%
10 PM
29°
5%
11 PM
29°
5%
12 AM
28°
8%
1 AM
27°
8%
2 AM
25°
8%
3 AM
24°
9%
4 AM
24°
18%
5 AM
23°
18%
6 AM
22°
19%
7 AM
22°
19%
8 AM
22°
19%
9 AM
23°
19%
10 AM
27°
20%
7-Day Forecast
Today
38° 22°
Clear.
Wed
33° 22°
Clear with a 35% chance of rain.
Thu
32° 18°
Partly Cloudy with a 72% chance of rain.
Fri
34° 21°
Partly Cloudy with a 50% chance of rain.
Sat
38° 23°
Clear.
Sun
42° 26°
Clear with a 20% chance of rain.
Mon
43° 27°
Clear with a 22% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 34° Clear 3% 7 mph N 42%
12 PM 35° Clear 14% 9 mph NNE 37%
1 PM 36° Clear 3% 10 mph NE 36%
2 PM 38° Clear 3% 11 mph NE 37%
3 PM 38° Clear 3% 12 mph NE 37%
4 PM 38° Clear 3% 13 mph NE 38%
5 PM 37° Clear 3% 14 mph ENE 38%
6 PM 38° Clear 3% 14 mph ENE 37%
7 PM 36° Clear 3% 13 mph ENE 38%
8 PM 34° Clear 5% 11 mph ENE 40%
9 PM 32° Clear 5% 10 mph ENE 44%
10 PM 29° Clear 5% 10 mph ENE 47%
11 PM 29° Clear 5% 10 mph ENE 50%
12 AM 28° Clear 8% 10 mph ENE 52%
1 AM 27° Clear 8% 10 mph ENE 56%
2 AM 25° Mostly Clear 8% 10 mph ENE 58%
3 AM 24° Mostly Clear 9% 9 mph ENE 60%
4 AM 24° Mostly Clear 18% 9 mph ENE 62%
5 AM 23° Mostly Clear 18% 9 mph E 65%
6 AM 22° Mostly Clear 19% 9 mph E 67%
7 AM 22° Clear 19% 9 mph E 68%
8 AM 22° Clear 19% 10 mph E 64%
9 AM 23° Clear 19% 11 mph E 59%
10 AM 27° Clear 20% 11 mph E 55%
15-Day Forecast
Today
7/21
Clear
5%
22°
38°
Wed
7/22
Clear
35%
22°
33°
Thu
7/23
Partly Cloudy
72%
18°
32°
Fri
7/24
Partly Cloudy
50%
21°
34°
Sat
7/25
Clear
3%
23°
38°
Sun
7/26
Clear
20%
26°
42°
Mon
7/27
Clear
22%
27°
43°
Tue
7/28
Drizzle
42%
26°
41°
Wed
7/29
Clear
18%
26°
41°
Thu
7/30
Rain
35%
27°
42°
Fri
7/31
Clear
35%
24°
40°
Sat
8/1
Clear
25%
26°
38°
Sun
8/2
Clear
60%
25°
37°
Mon
8/3
Drizzle
60%
24°
37°
Tue
8/4
Drizzle
60%
24°
37°
59
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
59 AQI 13.3 µg/m³
O3
Ground-level ozone
47 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 59 Moderate 47 59
Thu 55 Moderate 43 55
Fri 53 Moderate 44 53
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 Tue Jul 21, 14:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1316 J/kg
MLCAPE459 J/kg
MUCAPE1316 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.5
Kinematics
0–6 km Shear5 kt
0–1 km Shear12 kt
Eff. Shear8 kt
0–1 km SRH-35
0–3 km SRH6
Eff. SRH6
Storm Motion272° @ 14 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.9
Thermo & Levels
PWAT1.61 in
0–3 km LR7.3 °C/km
700–500 LR6.1 °C/km
Total Totals47.1
LCL793 hPa
LFC968 hPa
EL161 hPa
Freezing Lvl16,296 ft