Heat Advisory — Harper, OK, Woods, OK, Alfalfa, OK, Grant, OK, Kay, OK, Ellis, OK, Woodward, OK, Major, OK, Garfield, OK, Noble, OK, Roger Mills, OK, Dewey, OK, Custer, OK, Blaine, OK, Kingfisher, OK, Logan, OK, Payne, OK, Beckham, OK, Washita, OK, Caddo, OK, Canadian, OK, Oklahoma, OK, Lincoln, OK, Grady, OK, McClain, OK, Cleveland, OK, Pottawatomie, OK, Seminole, OK, Harmon, OK, Greer, OK, Kiowa, OK, Jackson, OK, Tillman, OK, Comanche, OK, Stephens, OK, Garvin, OK, Murray, OK, Pontotoc, OK, Cotton, OK, Jefferson, OK, Carter, OK, Love, OK, Hardeman, TX, Foard, TX, Wilbarger, TX, Wichita, TX, Knox, TX, Baylor, TX, Archer, TX, Clay, TX 7:00 PM

McClain County, Oklahoma, United States

Last updated: 3:52 PM CDT  ·  Refresh
37°C
Feels like 38°
Clear
▲ 39°  /  ▼ 23°
Wind
14 mph SSE
Humidity
28%
Dew Point
18°
Pressure
28.76 inHg
Visibility
10 mi
UV Index
7.8
Cloud Cover
3%
Sunrise
7:10 AM
Sunset
7:39 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: McClain County is currently clear at 37°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1623 J/kg) — isolated convective development possible. Sunrise: 7:10AM · Sunset: 7:39PM.

Alerts

Heat Advisory
Harper, OK, Woods, OK, Alfalfa, OK, Grant, OK, Kay, OK, Ellis, OK, Woodward, OK, Major, OK, Garfield, OK, Noble, OK, Roger Mills, OK, Dewey, OK, Custer, OK, Blaine, OK, Kingfisher, OK, Logan, OK, Payne, OK, Beckham, OK, Washita, OK, Caddo, OK, Canadian, OK, Oklahoma, OK, Lincoln, OK, Grady, OK, McClain, OK, Cleveland, OK, Pottawatomie, OK, Seminole, OK, Harmon, OK, Greer, OK, Kiowa, OK, Jackson, OK, Tillman, OK, Comanche, OK, Stephens, OK, Garvin, OK, Murray, OK, Pontotoc, OK, Cotton, OK, Jefferson, OK, Carter, OK, Love, OK, Hardeman, TX, Foard, TX, Wilbarger, TX, Wichita, TX, Knox, TX, Baylor, TX, Archer, TX, Clay, TX
Expires 7:00 PM
51 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
4%
4 PM
37°
5%
5 PM
39°
5%
6 PM
37°
5%
7 PM
35°
5%
8 PM
33°
5%
9 PM
31°
5%
10 PM
31°
5%
11 PM
30°
3%
12 AM
29°
3%
1 AM
28°
3%
2 AM
27°
3%
3 AM
27°
3%
4 AM
26°
3%
5 AM
23°
3%
6 AM
23°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
27°
3%
10 AM
29°
3%
11 AM
31°
3%
12 PM
32°
3%
1 PM
34°
3%
2 PM
34°
3%
7-Day Forecast
Today
39° 23°
Clear.
Mon
39° 23°
Mostly Clear.
Tue
39° 22°
Clear.
Wed
37° 21°
Mostly Clear.
Thu
37° 22°
Clear.
Fri
37° 23°
Drizzle, 60% chance.
Sat
37° 22°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 37° Clear 4% 14 mph SSE 28%
4 PM 37° Clear 5% 15 mph SSE 28%
5 PM 39° Clear 5% 15 mph SSE 29%
6 PM 37° Clear 5% 14 mph SSE 30%
7 PM 35° Mostly Clear 5% 11 mph SSE 34%
8 PM 33° Mostly Clear 5% 10 mph SE 38%
9 PM 31° Partly Cloudy 5% 10 mph SE 43%
10 PM 31° Mostly Clear 5% 10 mph SSE 46%
11 PM 30° Mostly Clear 3% 10 mph SSE 48%
12 AM 29° Clear 3% 10 mph SSE 50%
1 AM 28° Clear 3% 9 mph SSE 53%
2 AM 27° Mostly Clear 3% 9 mph SSE 56%
3 AM 27° Mostly Clear 3% 9 mph S 58%
4 AM 26° Mostly Clear 3% 9 mph S 62%
5 AM 23° Clear 3% 8 mph S 66%
6 AM 23° Clear 3% 8 mph S 71%
7 AM 24° Clear 3% 9 mph S 68%
8 AM 26° Clear 3% 11 mph S 63%
9 AM 27° Clear 3% 12 mph SSW 58%
10 AM 29° Clear 3% 13 mph SSW 53%
11 AM 31° Mostly Clear 3% 13 mph SSW 48%
12 PM 32° Mostly Clear 3% 13 mph S 43%
1 PM 34° Mostly Clear 3% 14 mph S 42%
2 PM 34° Mostly Clear 3% 14 mph S 41%
15-Day Forecast
Today
9/13
Clear
5%
23°
39°
Mon
9/14
Mostly Clear
3%
23°
39°
Tue
9/15
Clear
8%
22°
39°
Wed
9/16
Mostly Clear
8%
21°
37°
Thu
9/17
Clear
9%
22°
37°
Fri
9/18
Drizzle
60%
23°
37°
Sat
9/19
Drizzle
60%
22°
37°
Sun
9/20
Clear
60%
20°
32°
Mon
9/21
Drizzle
60%
13°
31°
Tue
9/22
Drizzle
60%
13°
31°
Wed
9/23
Drizzle
60%
16°
31°
Thu
9/24
Drizzle
60%
18°
32°
Fri
9/25
Drizzle
60%
19°
31°
Sat
9/26
Drizzle
60%
19°
31°
Sun
9/27
Drizzle
60%
19°
31°
51
Moderate
U.S. Air Quality Index · Dominant: O3
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
33 AQI 5.9 µg/m³
O3
Ground-level ozone
Dominant
51 AQI 56 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 51 Moderate 51 33
Tue 44 Good 44 36
Wed 44 Good 44 32
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 Sun Sep 13, 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
SBCAPE1604 J/kg
MLCAPE945 J/kg
MUCAPE1604 J/kg
SBCIN-22 J/kg
MLCIN-84 J/kg
Lifted Index-5.3
Kinematics
0–6 km Shear21 kt
0–1 km Shear4 kt
Eff. Shear22 kt
0–1 km SRH10
0–3 km SRH66
Eff. SRH66
Storm Motion50° @ 8 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell1.2
K-Index28.8
Thermo & Levels
PWAT1.60 in
0–3 km LR8.6 °C/km
700–500 LR7.0 °C/km
Total Totals51.3
LCL739 hPa
LFC674 hPa
EL161 hPa
Freezing Lvl15,066 ft