Heat Advisory — 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, Archer, TX, Clay, TX 8:00 PM

Marshall County, Oklahoma, United States

Last updated: 2:18 AM CDT  ·  Refresh
23°C
Feels like 26°
Mostly Clear
▲ 38°  /  ▼ 22°
Wind
6 mph ESE
Humidity
80%
Dew Point
21°
Pressure
29.17 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
27%
Sunrise
6:43 AM
Sunset
8:21 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marshall County is currently mostly clear at 24°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1753 J/kg) — isolated convective development possible. Sunrise: 6:43AM · Sunset: 8:21PM.

Alerts

Heat Advisory
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, Archer, TX, Clay, TX
Expires 8:00 PM
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
40%
3 AM
23°
34%
4 AM
23°
14%
5 AM
23°
14%
6 AM
21°
12%
7 AM
22°
12%
8 AM
24°
12%
9 AM
27°
13%
10 AM
29°
3%
11 AM
31°
3%
12 PM
33°
3%
1 PM
35°
3%
2 PM
36°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
36°
3%
6 PM
34°
3%
7 PM
33°
3%
8 PM
32°
3%
9 PM
30°
3%
10 PM
29°
3%
11 PM
28°
3%
12 AM
27°
3%
1 AM
27°
3%
7-Day Forecast
Today
38° 22°
Clear with a 40% chance of rain.
Sun
40° 22°
Clear.
Mon
39° 23°
Clear.
Tue
38° 25°
Clear.
Wed
39° 26°
Clear.
Thu
39° 26°
Clear.
Fri
39° 26°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 23° Mostly Clear 40% 6 mph ESE 80%
3 AM 23° Partly Cloudy 34% 7 mph SE 82%
4 AM 23° Partly Cloudy 14% 8 mph SSE 83%
5 AM 23° Partly Cloudy 14% 7 mph SSE 84%
6 AM 21° Mostly Clear 12% 6 mph SSE 84%
7 AM 22° Mostly Clear 12% 6 mph S 82%
8 AM 24° Mostly Clear 12% 7 mph SSW 73%
9 AM 27° Mostly Clear 13% 9 mph SW 64%
10 AM 29° Mostly Clear 3% 10 mph SW 55%
11 AM 31° Clear 3% 9 mph SW 47%
12 PM 33° Clear 3% 8 mph SW 39%
1 PM 35° Clear 3% 6 mph SW 32%
2 PM 36° Clear 3% 6 mph SSW 30%
3 PM 37° Clear 3% 7 mph S 28%
4 PM 37° Clear 3% 8 mph SSE 28%
5 PM 36° Clear 3% 9 mph SSE 29%
6 PM 34° Clear 3% 11 mph SSE 31%
7 PM 33° Clear 3% 12 mph SSE 33%
8 PM 32° Clear 3% 12 mph SSE 38%
9 PM 30° Clear 3% 10 mph SSE 42%
10 PM 29° Clear 3% 10 mph SSE 45%
11 PM 28° Mostly Clear 3% 9 mph SSE 49%
12 AM 27° Partly Cloudy 3% 9 mph SSE 52%
1 AM 27° Partly Cloudy 3% 9 mph S 56%
15-Day Forecast
Today
8/8
Clear
40%
22°
38°
Sun
8/9
Clear
3%
22°
40°
Mon
8/10
Clear
3%
23°
39°
Tue
8/11
Clear
7%
25°
38°
Wed
8/12
Clear
3%
26°
39°
Thu
8/13
Clear
8%
26°
39°
Fri
8/14
Clear
17%
26°
39°
Sat
8/15
Clear
18%
26°
39°
Sun
8/16
Drizzle
44%
21°
39°
Mon
8/17
Clear
12%
24°
40°
Tue
8/18
Clear
60%
26°
41°
Wed
8/19
Clear
60%
26°
40°
Thu
8/20
Clear
60%
26°
40°
Fri
8/21
Drizzle
60%
26°
39°
Sat
8/22
Drizzle
60%
25°
38°
55
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
55 AQI 11.1 µg/m³
O3
Ground-level ozone
47 AQI 51 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 55 Moderate 47 55
Sun 44 Good 44 43
Mon 51 Moderate 44 51
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 Sat Aug 8, 06:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE342 J/kg
MLCAPE358 J/kg
MUCAPE806 J/kg
SBCIN-489 J/kg
MLCIN0 J/kg
Lifted Index-3.3
Kinematics
0–6 km Shear14 kt
0–1 km Shear24 kt
Eff. Shear38 kt
0–1 km SRH246
0–3 km SRH137
Eff. SRH-67
Storm Motion307° @ 15 kt
0–1 km EHI0.5
Composite Parameters
Sig. Tornado0.2
STP (eff)0.0
Supercell0.0
K-Index41.3
Thermo & Levels
PWAT1.60 in
0–3 km LR4.6 °C/km
700–500 LR6.8 °C/km
Total Totals53.8
LCL946 hPa
LFC677 hPa
EL306 hPa
Freezing Lvl14,482 ft