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Harmon, OK

Last updated: 3:14 PM CDT  ·  Refresh
35°C
Feels like 42°
Partly Cloudy
▲ 36°  /  ▼ 26°
Wind
6 mph SW
Humidity
54%
Dew Point
24°
Pressure
29.93 inHg
Visibility
10 mi
UV Index
8.4
Cloud Cover
39%
Sunrise
6:29 AM
Sunset
7:49 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Harmon is currently partly cloudy at 35°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3262 J/kg) — isolated convective development possible. Sunrise: 6:29AM · Sunset: 7:49PM.

24 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
35°
9%
4 PM
36°
6%
5 PM
36°
8%
6 PM
34°
10%
7 PM
33°
30%
8 PM
32°
14%
9 PM
31°
11%
10 PM
30°
7%
11 PM
29°
7%
12 AM
29°
7%
1 AM
28°
6%
2 AM
28°
7%
3 AM
28°
17%
4 AM
28°
17%
5 AM
26°
17%
6 AM
26°
3%
7 AM
26°
3%
8 AM
27°
9%
9 AM
28°
9%
10 AM
31°
9%
11 AM
32°
10%
12 PM
33°
10%
1 PM
33°
10%
2 PM
33°
10%
7-Day Forecast
Today
36° 26°
Partly Cloudy.
Thu
37° 26°
Mostly Clear.
Fri
37° 24°
Partly Cloudy.
Sat
37° 24°
Partly Cloudy with a 56% chance of rain.
Sun
39° 24°
Drizzle, 60% chance.
Mon
38° 23°
Clear.
Tue
39° 24°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 35° Partly Cloudy 9% 6 mph SW 54%
4 PM 36° Partly Cloudy 6% 6 mph SSW 54%
5 PM 36° Partly Cloudy 8% 8 mph SSW 59%
6 PM 34° Partly Cloudy 10% 9 mph SSW 64%
7 PM 33° Partly Cloudy 30% 9 mph SSW 70%
8 PM 32° Partly Cloudy 14% 8 mph SSW 75%
9 PM 31° Partly Cloudy 11% 7 mph SSW 79%
10 PM 30° Partly Cloudy 7% 6 mph SSW 82%
11 PM 29° Partly Cloudy 7% 6 mph SSW 85%
12 AM 29° Mostly Clear 7% 6 mph SSW 87%
1 AM 28° Mostly Clear 6% 5 mph SSW 89%
2 AM 28° Partly Cloudy 7% 5 mph SSW 91%
3 AM 28° Partly Cloudy 17% 4 mph SSW 92%
4 AM 28° Partly Cloudy 17% 4 mph SSW 93%
5 AM 26° Partly Cloudy 17% 4 mph SW 93%
6 AM 26° Partly Cloudy 3% 4 mph SW 92%
7 AM 26° Partly Cloudy 3% 4 mph SW 90%
8 AM 27° Partly Cloudy 9% 5 mph SW 83%
9 AM 28° Partly Cloudy 9% 6 mph SW 75%
10 AM 31° Mostly Clear 9% 6 mph SW 70%
11 AM 32° Mostly Clear 10% 6 mph SW 66%
12 PM 33° Mostly Clear 10% 6 mph SW 62%
1 PM 33° Mostly Clear 10% 6 mph SW 58%
2 PM 33° Mostly Clear 10% 6 mph SW 57%
15-Day Forecast
Today
8/12
Partly Cloudy
11%
26°
36°
Thu
8/13
Mostly Clear
17%
26°
37°
Fri
8/14
Partly Cloudy
3%
24°
37°
Sat
8/15
Partly Cloudy
56%
24°
37°
Sun
8/16
Drizzle
60%
24°
39°
Mon
8/17
Clear
19%
23°
38°
Tue
8/18
Clear
19%
24°
39°
Wed
8/19
Clear
60%
23°
39°
Thu
8/20
Drizzle
60%
23°
40°
Fri
8/21
Clear
60%
23°
40°
Sat
8/22
Drizzle
60%
24°
39°
Sun
8/23
Drizzle
60%
24°
38°
Mon
8/24
Drizzle
60%
23°
38°
Tue
8/25
Drizzle
60%
23°
38°
Wed
8/26
Drizzle
60%
23°
37°
24
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
21 AQI 3.7 µg/m³
O3
Ground-level ozone
Dominant
24 AQI 27 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 24 Good 24 21
Fri 33 Good 22 33
Sat 51 Moderate 27 51
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 Wed Aug 12, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3783 J/kg
MLCAPE3061 J/kg
MUCAPE3783 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.1
Kinematics
0–6 km Shear5 kt
0–1 km Shear3 kt
Eff. Shear5 kt
0–1 km SRH10
0–3 km SRH-6
Eff. SRH-6
Storm Motion298° @ 15 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.1
Thermo & Levels
PWAT1.96 in
0–3 km LR8.3 °C/km
700–500 LR5.2 °C/km
Total Totals47.2
LCL861 hPa
LFC1014 hPa
EL140 hPa
Freezing Lvl16,545 ft