Heat Advisory — Hughes, OK, Coal, OK, Johnston, OK, Atoka, OK, Marshall, OK, Bryan, OK 7:00 p. m.

Marshall County, Oklahoma, United States

Last updated: 3:50 p. m. CDT  ·  Refresh
37°C
Feels like 38°
Clear
▲ 38°  /  ▼ 23°
Wind
11 mph SSE
Humidity
30%
Dew Point
18°
Pressure
29,06 inHg
Visibility
10 mi
UV Index
7,8
Cloud Cover
4%
Sunrise
7:08 a. m.
Sunset
7:36 p. m.
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marshall County is currently clear at 37°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1725 J/kg) — isolated convective development possible. Sunrise: 7:08A. M. · Sunset: 7:36P. M..

Alerts

Heat Advisory
Hughes, OK, Coal, OK, Johnston, OK, Atoka, OK, Marshall, OK, Bryan, OK
Expires 7:00 p. m.
42 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
3%
4 p. m.
37°
3%
5 p. m.
38°
3%
6 p. m.
37°
3%
7 p. m.
34°
3%
8 p. m.
33°
3%
9 p. m.
31°
3%
10 p. m.
30°
3%
11 p. m.
29°
3%
12 a. m.
29°
3%
1 a. m.
28°
3%
2 a. m.
27°
5%
3 a. m.
27°
5%
4 a. m.
26°
5%
5 a. m.
24°
5%
6 a. m.
23°
5%
7 a. m.
24°
5%
8 a. m.
26°
5%
9 a. m.
27°
5%
10 a. m.
29°
5%
11 a. m.
31°
3%
12 p. m.
32°
3%
1 p. m.
34°
3%
2 p. m.
34°
3%
7-Day Forecast
Today
38° 23°
Clear.
Mon
38° 23°
Clear.
Tue
39° 23°
Mostly Clear.
Wed
37° 22°
Clear.
Thu
36° 23°
Clear.
Fri
37° 23°
Drizzle, 50% chance.
Sat
37° 23°
Clear with a 35% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 37° Clear 3% 11 mph SSE 30%
4 p. m. 37° Clear 3% 12 mph S 30%
5 p. m. 38° Clear 3% 11 mph SSE 31%
6 p. m. 37° Clear 3% 10 mph SSE 34%
7 p. m. 34° Clear 3% 8 mph SSE 38%
8 p. m. 33° Clear 3% 8 mph SSE 42%
9 p. m. 31° Clear 3% 7 mph SSE 45%
10 p. m. 30° Clear 3% 7 mph SSE 48%
11 p. m. 29° Clear 3% 8 mph SSE 52%
12 a. m. 29° Clear 3% 9 mph SSE 55%
1 a. m. 28° Mostly Clear 3% 9 mph SSE 58%
2 a. m. 27° Mostly Clear 5% 8 mph S 62%
3 a. m. 27° Partly Cloudy 5% 8 mph S 66%
4 a. m. 26° Mostly Clear 5% 7 mph S 69%
5 a. m. 24° Mostly Clear 5% 7 mph S 72%
6 a. m. 23° Clear 5% 6 mph S 75%
7 a. m. 24° Clear 5% 7 mph S 73%
8 a. m. 26° Clear 5% 8 mph SSW 67%
9 a. m. 27° Clear 5% 10 mph SSW 64%
10 a. m. 29° Clear 5% 10 mph SSW 59%
11 a. m. 31° Clear 3% 10 mph SSW 53%
12 p. m. 32° Clear 3% 10 mph SSW 48%
1 p. m. 34° Clear 3% 11 mph S 46%
2 p. m. 34° Clear 3% 11 mph S 44%
15-Day Forecast
Today
9/13
Clear
3%
23°
38°
Mon
9/14
Clear
5%
23°
38°
Tue
9/15
Mostly Clear
8%
23°
39°
Wed
9/16
Clear
8%
22°
37°
Thu
9/17
Clear
9%
23°
36°
Fri
9/18
Drizzle
50%
23°
37°
Sat
9/19
Clear
35%
23°
37°
Sun
9/20
Drizzle
60%
21°
32°
Mon
9/21
Drizzle
60%
15°
31°
Tue
9/22
Drizzle
60%
14°
30°
Wed
9/23
Drizzle
60%
17°
31°
Thu
9/24
Drizzle
60%
19°
31°
Fri
9/25
Drizzle
60%
19°
31°
Sat
9/26
Drizzle
60%
19°
31°
Sun
9/27
Drizzle
60%
20°
31°
42
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
37 AQI 6.7 µg/m³
O3
Ground-level ozone
Dominant
42 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 42 Good 42 37
Tue 46 Good 46 35
Wed 43 Good 43 33
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 dom. sept. 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
SBCAPE1186 J/kg
MLCAPE333 J/kg
MUCAPE1186 J/kg
SBCIN-25 J/kg
MLCIN-122 J/kg
Lifted Index-4.0
Kinematics
0–6 km Shear20 kt
0–1 km Shear3 kt
Eff. Shear22 kt
0–1 km SRH-11
0–3 km SRH35
Eff. SRH35
Storm Motion75° @ 13 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.5
K-Index25.1
Thermo & Levels
PWAT1.55 in
0–3 km LR8.5 °C/km
700–500 LR6.6 °C/km
Total Totals47.5
LCL748 hPa
LFC668 hPa
EL171 hPa
Freezing Lvl15,469 ft