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, Beckham, OK, Washita, OK, Caddo, OK, Canadian, OK, Oklahoma, 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, Johnston, OK, Love, OK, Marshall, OK, Hardeman, TX, Foard, TX, Wilbarger, TX, Wichita, TX, Knox, TX, Baylor, TX, Archer, TX, Clay, TX 9:00 PM Heat Advisory — Payne, OK, Lincoln, OK, Hughes, OK, Coal, OK, Atoka, OK, Bryan, OK, Hardeman, TX, Foard, TX, Wilbarger, TX, Wichita, TX, Knox, TX, Baylor, TX, Archer, TX, Clay, TX 9:00 PM

Knox County, Texas, United States

Last updated: 5:19 PM CDT  ·  Refresh
38°C
Feels like 38°
Mostly Clear
▲ 39°  /  ▼ 26°
Wind
10 mph SSE
Humidity
25%
Dew Point
15°
Pressure
28.31 inHg
Visibility
10 mi
UV Index
7.1
Cloud Cover
25%
Sunrise
6:49 AM
Sunset
8:41 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Knox County is currently mostly clear at 38°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:49AM · Sunset: 8:41PM.

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, Beckham, OK, Washita, OK, Caddo, OK, Canadian, OK, Oklahoma, 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, Johnston, OK, Love, OK, Marshall, OK, Hardeman, TX, Foard, TX, Wilbarger, TX, Wichita, TX, Knox, TX, Baylor, TX, Archer, TX, Clay, TX
Expires 9:00 PM
Heat Advisory
Payne, OK, Lincoln, OK, Hughes, OK, Coal, OK, Atoka, OK, Bryan, OK, Hardeman, TX, Foard, TX, Wilbarger, TX, Wichita, TX, Knox, TX, Baylor, TX, Archer, TX, Clay, TX
Expires 9:00 PM
44 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
38°
3%
6 PM
39°
7%
7 PM
38°
7%
8 PM
37°
7%
9 PM
36°
7%
10 PM
33°
7%
11 PM
32°
7%
12 AM
31°
3%
1 AM
31°
3%
2 AM
29°
3%
3 AM
29°
3%
4 AM
29°
3%
5 AM
28°
3%
6 AM
26°
3%
7 AM
26°
3%
8 AM
27°
3%
9 AM
29°
3%
10 AM
31°
3%
11 AM
32°
3%
12 PM
35°
3%
1 PM
36°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
37°
5%
7-Day Forecast
Today
39° 26°
Mostly Clear.
Thu
39° 26°
Clear.
Fri
39° 27°
Partly Cloudy with a 33% chance of rain.
Sat
34° 24°
Partly Cloudy with a 26% chance of rain.
Sun
36° 22°
Clear.
Mon
38° 23°
Clear.
Tue
39° 26°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 38° Mostly Clear 3% 10 mph SSE 25%
6 PM 39° Partly Cloudy 7% 11 mph SSE 25%
7 PM 38° Mostly Clear 7% 11 mph SSE 27%
8 PM 37° Mostly Clear 7% 10 mph SSE 30%
9 PM 36° Mostly Clear 7% 9 mph SSE 34%
10 PM 33° Clear 7% 9 mph SSE 37%
11 PM 32° Clear 7% 9 mph SSE 39%
12 AM 31° Clear 3% 9 mph SSE 42%
1 AM 31° Clear 3% 8 mph S 44%
2 AM 29° Clear 3% 8 mph S 48%
3 AM 29° Clear 3% 9 mph SSW 50%
4 AM 29° Clear 3% 9 mph SSW 53%
5 AM 28° Clear 3% 8 mph SSW 56%
6 AM 26° Clear 3% 8 mph SSW 58%
7 AM 26° Clear 3% 8 mph SSW 59%
8 AM 27° Clear 3% 9 mph SSW 54%
9 AM 29° Clear 3% 10 mph SW 48%
10 AM 31° Clear 3% 11 mph SW 43%
11 AM 32° Clear 3% 10 mph SW 39%
12 PM 35° Clear 3% 10 mph SSW 34%
1 PM 36° Clear 3% 9 mph SSW 32%
2 PM 37° Mostly Clear 3% 10 mph SSW 31%
3 PM 37° Mostly Clear 3% 10 mph SSW 30%
4 PM 37° Mostly Clear 5% 10 mph SSW 30%
15-Day Forecast
Today
7/29
Mostly Clear
7%
26°
39°
Thu
7/30
Clear
6%
26°
39°
Fri
7/31
Partly Cloudy
33%
27°
39°
Sat
8/1
Partly Cloudy
26%
24°
34°
Sun
8/2
Clear
3%
22°
36°
Mon
8/3
Clear
3%
23°
38°
Tue
8/4
Clear
8%
26°
39°
Wed
8/5
Clear
43%
27°
39°
Thu
8/6
Mostly Clear
43%
27°
39°
Fri
8/7
Clear
21%
27°
38°
Sat
8/8
Clear
25%
24°
38°
Sun
8/9
Clear
3%
27°
39°
Mon
8/10
Drizzle
60%
27°
39°
Tue
8/11
Drizzle
60%
27°
38°
Wed
8/12
Clear
25%
27°
39°
44
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
44 AQI 8.1 µg/m³
O3
Ground-level ozone
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 44 Good 38 44
Fri 55 Moderate 40 55
Sat 50 Good 43 50
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 Jul 29, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE213 J/kg
MLCAPE29 J/kg
MUCAPE213 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-0.5
Kinematics
0–6 km Shear24 kt
0–1 km Shear1 kt
Eff. Shear21 kt
0–1 km SRH-3
0–3 km SRH-33
Eff. SRH-33
Storm Motion283° @ 12 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado-0.0
STP (eff)0.0
Supercell0.0
K-Index31.8
Thermo & Levels
PWAT1.60 in
0–3 km LR8.7 °C/km
700–500 LR5.9 °C/km
Total Totals45.4
LCL684 hPa
LFC959 hPa
EL309 hPa
Freezing Lvl16,312 ft