Heat Advisory — Woods, OK, Alfalfa, OK, Grant, OK, Kay, OK, Major, OK, Garfield, OK, Noble, OK, Blaine, OK, Kingfisher, OK, Logan, OK, Payne, OK, Caddo, OK, Canadian, OK, Oklahoma, OK, Lincoln, OK, Grady, OK, McClain, OK, Cleveland, OK, Pottawatomie, OK, Seminole, OK, Hughes, OK, Kiowa, OK, Jackson, OK, Tillman, OK, Comanche, OK, Stephens, OK, Garvin, OK, Murray, OK, Pontotoc, OK, Coal, OK, Cotton, OK, Jefferson, OK, Carter, OK, Johnston, OK, Atoka, OK, Love, OK, Marshall, OK, Bryan, OK, Wilbarger, TX, Wichita, TX, Baylor, TX, Archer, TX, Clay, TX 7:00 PM

Jefferson County, Oklahoma, United States

Last updated: 8:12 AM CDT  ·  Refresh
27°C
Feels like 28°
Clear
▲ 39°  /  ▼ 23°
Wind
6 mph SSE
Humidity
62%
Dew Point
20°
Pressure
29.07 inHg
Visibility
10 mi
UV Index
3.2
Cloud Cover
0%
Sunrise
7:09 AM
Sunset
7:47 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jefferson County is currently clear at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 967 J/kg) — isolated convective development possible. Sunrise: 7:09AM · Sunset: 7:47PM.

Alerts

Heat Advisory
Woods, OK, Alfalfa, OK, Grant, OK, Kay, OK, Major, OK, Garfield, OK, Noble, OK, Blaine, OK, Kingfisher, OK, Logan, OK, Payne, OK, Caddo, OK, Canadian, OK, Oklahoma, OK, Lincoln, OK, Grady, OK, McClain, OK, Cleveland, OK, Pottawatomie, OK, Seminole, OK, Hughes, OK, Kiowa, OK, Jackson, OK, Tillman, OK, Comanche, OK, Stephens, OK, Garvin, OK, Murray, OK, Pontotoc, OK, Coal, OK, Cotton, OK, Jefferson, OK, Carter, OK, Johnston, OK, Atoka, OK, Love, OK, Marshall, OK, Bryan, OK, Wilbarger, TX, Wichita, TX, Baylor, TX, Archer, TX, Clay, TX
Expires 7:00 PM
64 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
11%
9 AM
28°
14%
10 AM
32°
14%
11 AM
33°
14%
12 PM
35°
14%
1 PM
36°
3%
2 PM
38°
3%
3 PM
38°
3%
4 PM
38°
4%
5 PM
38°
5%
6 PM
39°
5%
7 PM
38°
7%
8 PM
36°
15%
9 PM
34°
5%
10 PM
33°
5%
11 PM
32°
5%
12 AM
31°
5%
1 AM
31°
5%
2 AM
29°
5%
3 AM
28°
5%
4 AM
27°
5%
5 AM
27°
5%
6 AM
23°
5%
7 AM
23°
5%
7-Day Forecast
Today
39° 23°
Mostly Clear.
Wed
40° 23°
Mostly Clear.
Thu
38° 21°
Partly Cloudy with a 56% chance of rain.
Fri
37° 19°
Clear with a 50% chance of rain.
Sat
40° 22°
Drizzle, 37% chance.
Sun
39° 24°
Drizzle, 43% chance.
Mon
39° 24°
Clear with a 53% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 27° Clear 11% 6 mph SSE 62%
9 AM 28° Clear 14% 10 mph S 51%
10 AM 32° Clear 14% 11 mph S 44%
11 AM 33° Clear 14% 10 mph S 39%
12 PM 35° Clear 14% 11 mph S 35%
1 PM 36° Clear 3% 11 mph S 31%
2 PM 38° Mostly Clear 3% 11 mph S 30%
3 PM 38° Partly Cloudy 3% 11 mph S 29%
4 PM 38° Partly Cloudy 4% 12 mph SSE 28%
5 PM 38° Partly Cloudy 5% 12 mph SSE 29%
6 PM 39° Mostly Clear 5% 12 mph SSE 30%
7 PM 38° Mostly Clear 7% 11 mph SSE 32%
8 PM 36° Clear 15% 11 mph SSE 36%
9 PM 34° Clear 5% 11 mph SSE 40%
10 PM 33° Clear 5% 11 mph SSE 44%
11 PM 32° Clear 5% 11 mph SSE 48%
12 AM 31° Clear 5% 10 mph S 51%
1 AM 31° Clear 5% 10 mph S 54%
2 AM 29° Clear 5% 9 mph S 58%
3 AM 28° Clear 5% 9 mph S 62%
4 AM 27° Clear 5% 8 mph S 65%
5 AM 27° Clear 5% 8 mph S 69%
6 AM 23° Clear 5% 7 mph S 72%
7 AM 23° Mostly Clear 5% 7 mph S 73%
15-Day Forecast
Today
9/8
Mostly Clear
15%
23°
39°
Wed
9/9
Mostly Clear
16%
23°
40°
Thu
9/10
Partly Cloudy
56%
21°
38°
Fri
9/11
Clear
50%
19°
37°
Sat
9/12
Drizzle
37%
22°
40°
Sun
9/13
Drizzle
43%
24°
39°
Mon
9/14
Clear
53%
24°
39°
Tue
9/15
Drizzle
53%
24°
39°
Wed
9/16
Clear
44%
22°
36°
Thu
9/17
Drizzle
51%
21°
38°
Fri
9/18
Drizzle
60%
23°
34°
Sat
9/19
Drizzle
60%
22°
34°
Sun
9/20
Drizzle
60%
21°
33°
Mon
9/21
Drizzle
60%
21°
32°
Tue
9/22
Clear
60%
20°
32°
64
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
44 AQI 7.9 µg/m³
O3
Ground-level ozone
Dominant
64 AQI 59 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 64 Moderate 64 44
Thu 42 Good 42 39
Fri 47 Good 47 35
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 Sep 8, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE75 J/kg
MLCAPE222 J/kg
MUCAPE534 J/kg
SBCIN-354 J/kg
MLCIN-187 J/kg
Lifted Index0.7
Kinematics
0–6 km Shear17 kt
0–1 km Shear10 kt
Eff. Shear30 kt
0–1 km SRH-34
0–3 km SRH-18
Eff. SRH46
Storm Motion148° @ 24 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.4
K-Index28.1
Thermo & Levels
PWAT1.59 in
0–3 km LR5.6 °C/km
700–500 LR5.2 °C/km
Total Totals42.1
LCL889 hPa
LFC459 hPa
EL262 hPa
Freezing Lvl15,682 ft