Extreme Heat Warning — Harper, KS, Sumner, KS, Cowley, KS, Elk, KS, Wilson, KS, Neosho, KS, Chautauqua, KS, Montgomery, KS, Labette, KS 8:00 PM Excessive Heat Watch 9:00 PM

Harper County, Kansas, United States

Last updated: 4:50 PM CDT  ·  Refresh
38°C
Feels like 42°
Clear
▲ 39°  /  ▼ 21°
Wind
13 mph ENE
Humidity
34%
Dew Point
21°
Pressure
28.46 inHg
Visibility
10 mi
UV Index
7.8
Cloud Cover
6%
Sunrise
6:28 AM
Sunset
8:48 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Harper County is currently clear at 38°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2174 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 8:48PM.

Alerts

Extreme Heat Warning
Harper, KS, Sumner, KS, Cowley, KS, Elk, KS, Wilson, KS, Neosho, KS, Chautauqua, KS, Montgomery, KS, Labette, KS
Expires 8:00 PM
Excessive Heat Watch
Expires 9:00 PM
61 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
38°
8%
5 PM
39°
21%
6 PM
38°
21%
7 PM
37°
21%
8 PM
34°
21%
9 PM
32°
24%
10 PM
31°
24%
11 PM
29°
14%
12 AM
28°
8%
1 AM
26°
8%
2 AM
26°
8%
3 AM
24°
8%
4 AM
24°
8%
5 AM
21°
8%
6 AM
21°
8%
7 AM
22°
9%
8 AM
23°
9%
9 AM
24°
9%
10 AM
26°
9%
11 AM
29°
5%
12 PM
30°
5%
1 PM
31°
5%
2 PM
31°
5%
3 PM
32°
9%
7-Day Forecast
Today
39° 21°
Clear with a 24% chance of rain.
Wed
33° 21°
Clear with a 21% chance of rain.
Thu
36° 19°
Mostly Clear with a 47% chance of rain.
Fri
35° 22°
Rain, 52% chance.
Sat
39° 25°
Mostly Clear.
Sun
42° 26°
Mostly Clear.
Mon
42° 28°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 38° Clear 8% 13 mph ENE 34%
5 PM 39° Clear 21% 15 mph ENE 35%
6 PM 38° Clear 21% 14 mph ENE 36%
7 PM 37° Clear 21% 14 mph ENE 36%
8 PM 34° Clear 21% 12 mph ENE 37%
9 PM 32° Clear 24% 11 mph ENE 38%
10 PM 31° Clear 24% 10 mph E 40%
11 PM 29° Clear 14% 10 mph E 44%
12 AM 28° Clear 8% 10 mph ENE 47%
1 AM 26° Clear 8% 10 mph ENE 51%
2 AM 26° Clear 8% 10 mph ENE 55%
3 AM 24° Clear 8% 9 mph ENE 58%
4 AM 24° Clear 8% 9 mph E 61%
5 AM 21° Clear 8% 8 mph E 64%
6 AM 21° Clear 8% 9 mph E 66%
7 AM 22° Clear 9% 10 mph E 63%
8 AM 23° Clear 9% 11 mph E 58%
9 AM 24° Clear 9% 12 mph ESE 53%
10 AM 26° Clear 9% 12 mph ESE 48%
11 AM 29° Clear 5% 12 mph ESE 45%
12 PM 30° Clear 5% 13 mph ESE 41%
1 PM 31° Clear 5% 13 mph ESE 40%
2 PM 31° Clear 5% 13 mph ESE 40%
3 PM 32° Clear 9% 13 mph ESE 39%
15-Day Forecast
Today
7/21
Clear
24%
21°
39°
Wed
7/22
Clear
21%
21°
33°
Thu
7/23
Mostly Clear
47%
19°
36°
Fri
7/24
Rain
52%
22°
35°
Sat
7/25
Mostly Clear
11%
25°
39°
Sun
7/26
Mostly Clear
11%
26°
42°
Mon
7/27
Mostly Clear
15%
28°
42°
Tue
7/28
Partly Cloudy
18%
26°
41°
Wed
7/29
Partly Cloudy
44%
26°
41°
Thu
7/30
Partly Cloudy
44%
26°
42°
Fri
7/31
Drizzle
60%
24°
38°
Sat
8/1
Clear
25%
26°
38°
Sun
8/2
Clear
60%
26°
38°
Mon
8/3
Drizzle
60%
26°
38°
Tue
8/4
Clear
60%
26°
37°
61
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
61 AQI 14.6 µg/m³
O3
Ground-level ozone
47 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 61 Moderate 47 61
Thu 56 Moderate 43 56
Fri 54 Moderate 46 54
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, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2933 J/kg
MLCAPE1752 J/kg
MUCAPE2933 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-5.3
Kinematics
0–6 km Shear13 kt
0–1 km Shear2 kt
Eff. Shear23 kt
0–1 km SRH7
0–3 km SRH-25
Eff. SRH-25
Storm Motion155° @ 11 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index40.9
Thermo & Levels
PWAT1.81 in
0–3 km LR8.8 °C/km
700–500 LR5.9 °C/km
Total Totals49.2
LCL750 hPa
LFC964 hPa
EL139 hPa
Freezing Lvl16,424 ft