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

Jefferson County, Oklahoma, United States

Last updated: 5:19 PM CDT  ·  Refresh
39°C
Feels like 40°
Mostly Clear
▲ 40°  /  ▼ 24°
Wind
10 mph SSE
Humidity
26%
Dew Point
17°
Pressure
28.86 inHg
Visibility
10 mi
UV Index
7.0
Cloud Cover
24%
Sunrise
6:40 AM
Sunset
8:34 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jefferson County is currently mostly clear at 39°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:40AM · Sunset: 8:34PM.

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
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
39°
3%
6 PM
39°
15%
7 PM
38°
15%
8 PM
37°
15%
9 PM
34°
15%
10 PM
32°
15%
11 PM
31°
15%
12 AM
30°
7%
1 AM
29°
3%
2 AM
28°
3%
3 AM
28°
3%
4 AM
27°
3%
5 AM
27°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
27°
3%
9 AM
29°
3%
10 AM
32°
3%
11 AM
33°
3%
12 PM
36°
3%
1 PM
36°
3%
2 PM
38°
3%
3 PM
38°
3%
4 PM
38°
5%
7-Day Forecast
Today
40° 24°
Mostly Clear.
Thu
41° 24°
Mostly Clear.
Fri
39° 26°
Partly Cloudy with a 50% chance of rain.
Sat
36° 24°
Partly Cloudy.
Sun
37° 20°
Clear.
Mon
39° 20°
Clear.
Tue
39° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 39° Mostly Clear 3% 10 mph SSE 26%
6 PM 39° Mostly Clear 15% 12 mph SSE 26%
7 PM 38° Mostly Clear 15% 12 mph SSE 27%
8 PM 37° Mostly Clear 15% 11 mph SSE 30%
9 PM 34° Mostly Clear 15% 10 mph SSE 33%
10 PM 32° Mostly Clear 15% 9 mph SE 38%
11 PM 31° Mostly Clear 15% 9 mph SSE 42%
12 AM 30° Mostly Clear 7% 8 mph SSE 45%
1 AM 29° Mostly Clear 3% 7 mph SSE 49%
2 AM 28° Mostly Clear 3% 7 mph SSE 51%
3 AM 28° Mostly Clear 3% 6 mph SSE 53%
4 AM 27° Mostly Clear 3% 6 mph SSE 56%
5 AM 27° Partly Cloudy 3% 6 mph SSE 58%
6 AM 24° Partly Cloudy 3% 6 mph SSE 59%
7 AM 24° Partly Cloudy 3% 6 mph S 59%
8 AM 27° Mostly Clear 3% 8 mph SSW 52%
9 AM 29° Mostly Clear 3% 9 mph SSW 45%
10 AM 32° Clear 3% 10 mph SSW 40%
11 AM 33° Clear 3% 10 mph SSW 35%
12 PM 36° Clear 3% 10 mph SSW 32%
1 PM 36° Clear 3% 10 mph SSW 30%
2 PM 38° Mostly Clear 3% 10 mph SSW 29%
3 PM 38° Mostly Clear 3% 10 mph S 28%
4 PM 38° Mostly Clear 5% 10 mph S 28%
15-Day Forecast
Today
7/29
Mostly Clear
15%
24°
40°
Thu
7/30
Mostly Clear
6%
24°
41°
Fri
7/31
Partly Cloudy
50%
26°
39°
Sat
8/1
Partly Cloudy
17%
24°
36°
Sun
8/2
Clear
3%
20°
37°
Mon
8/3
Clear
8%
20°
39°
Tue
8/4
Clear
17%
22°
39°
Wed
8/5
Clear
18%
24°
39°
Thu
8/6
Clear
43%
25°
39°
Fri
8/7
Mostly Clear
21%
26°
40°
Sat
8/8
Clear
25%
23°
40°
Sun
8/9
Clear
25%
27°
41°
Mon
8/10
Drizzle
60%
27°
41°
Tue
8/11
Clear
25%
27°
41°
Wed
8/12
Clear
25%
27°
41°
56
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
56 AQI 11.8 µg/m³
O3
Ground-level ozone
49 AQI 53 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 56 Moderate 49 56
Fri 62 Moderate 39 62
Sat 58 Moderate 44 58
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
SBCAPE451 J/kg
MLCAPE77 J/kg
MUCAPE451 J/kg
SBCIN0 J/kg
MLCIN-0 J/kg
Lifted Index-1.5
Kinematics
0–6 km Shear25 kt
0–1 km Shear1 kt
Eff. Shear23 kt
0–1 km SRH5
0–3 km SRH-13
Eff. SRH-13
Storm Motion267° @ 12 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index26.2
Thermo & Levels
PWAT1.77 in
0–3 km LR8.6 °C/km
700–500 LR6.2 °C/km
Total Totals45.2
LCL712 hPa
LFC977 hPa
EL241 hPa
Freezing Lvl16,631 ft