Heat Advisory — Benton, AR, Carroll, AR, North and Central Sebastian, AR, Southern Crawford, AR, Central and Southern Franklin, AR, Southern Sebastian, AR, Pushmataha, OK, Choctaw, OK, Washington, OK, Nowata, OK, Craig, OK, Ottawa, OK, Pawnee, OK, Tulsa, OK, Rogers, OK, Mayes, OK, Delaware, OK, Creek, OK, Okfuskee, OK, Okmulgee, OK, Wagoner, OK, Cherokee, OK, Muskogee, OK, McIntosh, OK, Pittsburg, OK, Haskell, OK, Latimer, OK, Western Osage, OK, Northern Sequoyah, OK, Northern Le Flore, OK, Northeast Osage, OK, Central and Southern Sequoyah, OK, Central Le Flore, OK, Southeast Osage, OK, Southern Le Flore, OK 8:00 PM

McAlester, Oklahoma

Last updated: 3:04 AM CDT  ·  Refresh
27°C
Feels like 29°
Clear
▲ 38°  /  ▼ 26°
Wind
8 mph S
Humidity
64%
Dew Point
20°
Pressure
29.23 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
2%
Sunrise
6:40 AM
Sunset
8:15 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: McAlester is currently clear at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1862 J/kg) — isolated convective development possible. Sunrise: 6:40AM · Sunset: 8:15PM.

Alerts

Heat Advisory
Benton, AR, Carroll, AR, North and Central Sebastian, AR, Southern Crawford, AR, Central and Southern Franklin, AR, Southern Sebastian, AR, Pushmataha, OK, Choctaw, OK, Washington, OK, Nowata, OK, Craig, OK, Ottawa, OK, Pawnee, OK, Tulsa, OK, Rogers, OK, Mayes, OK, Delaware, OK, Creek, OK, Okfuskee, OK, Okmulgee, OK, Wagoner, OK, Cherokee, OK, Muskogee, OK, McIntosh, OK, Pittsburg, OK, Haskell, OK, Latimer, OK, Western Osage, OK, Northern Sequoyah, OK, Northern Le Flore, OK, Northeast Osage, OK, Central and Southern Sequoyah, OK, Central Le Flore, OK, Southeast Osage, OK, Southern Le Flore, OK
Expires 8:00 PM
41 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
3%
4 AM
28°
3%
5 AM
27°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
28°
3%
10 AM
29°
3%
11 AM
32°
3%
12 PM
33°
3%
1 PM
34°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
37°
3%
6 PM
38°
3%
7 PM
37°
3%
8 PM
36°
3%
9 PM
35°
3%
10 PM
32°
3%
11 PM
32°
3%
12 AM
31°
3%
1 AM
31°
3%
2 AM
31°
3%
7-Day Forecast
Today
38° 26°
Clear.
Wed
41° 26°
Mostly Clear.
Thu
41° 27°
Clear.
Fri
41° 26°
Partly Cloudy.
Sat
42° 26°
Clear.
Sun
43° 23°
Clear.
Mon
43° 26°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 27° Clear 3% 8 mph S 64%
4 AM 28° Clear 3% 10 mph S 65%
5 AM 27° Clear 3% 9 mph S 70%
6 AM 24° Clear 3% 8 mph S 74%
7 AM 24° Clear 3% 9 mph S 78%
8 AM 26° Clear 3% 11 mph SSW 72%
9 AM 28° Clear 3% 12 mph SSW 65%
10 AM 29° Clear 3% 12 mph SSW 58%
11 AM 32° Clear 3% 12 mph SSW 53%
12 PM 33° Clear 3% 12 mph SSW 47%
1 PM 34° Clear 3% 12 mph SSW 42%
2 PM 37° Clear 3% 12 mph SSW 40%
3 PM 37° Clear 3% 12 mph SSW 38%
4 PM 37° Clear 3% 12 mph SSW 37%
5 PM 37° Clear 3% 12 mph S 37%
6 PM 38° Clear 3% 12 mph S 38%
7 PM 37° Clear 3% 11 mph S 38%
8 PM 36° Clear 3% 11 mph S 41%
9 PM 35° Clear 3% 10 mph S 44%
10 PM 32° Clear 3% 11 mph S 46%
11 PM 32° Clear 3% 11 mph S 47%
12 AM 31° Clear 3% 11 mph S 48%
1 AM 31° Clear 3% 11 mph SSW 49%
2 AM 31° Clear 3% 11 mph S 50%
15-Day Forecast
Today
8/11
Clear
3%
26°
38°
Wed
8/12
Mostly Clear
3%
26°
41°
Thu
8/13
Clear
3%
27°
41°
Fri
8/14
Partly Cloudy
3%
26°
41°
Sat
8/15
Clear
8%
26°
42°
Sun
8/16
Clear
8%
23°
43°
Mon
8/17
Clear
8%
26°
43°
Tue
8/18
Clear
43%
26°
43°
Wed
8/19
Clear
44%
26°
43°
Thu
8/20
Clear
21%
26°
42°
Fri
8/21
Clear
25%
24°
41°
Sat
8/22
Drizzle
60%
24°
41°
Sun
8/23
Clear
60%
24°
41°
Mon
8/24
Drizzle
60%
24°
40°
Tue
8/25
Drizzle
60%
23°
39°
41
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
31 AQI 5.6 µg/m³
O3
Ground-level ozone
Dominant
41 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 41 Good 41 31
Wed 45 Good 45 45
Thu 44 Good 44 36
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 Aug 11, 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
SBCAPE367 J/kg
MLCAPE631 J/kg
MUCAPE1081 J/kg
SBCIN-413 J/kg
MLCIN0 J/kg
Lifted Index-0.2
Kinematics
0–6 km Shear8 kt
0–1 km Shear14 kt
Eff. Shear19 kt
0–1 km SRH-10
0–3 km SRH53
Eff. SRH91
Storm Motion156° @ 20 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index25.3
Thermo & Levels
PWAT1.37 in
0–3 km LR5.5 °C/km
700–500 LR5.7 °C/km
Total Totals42.5
LCL891 hPa
LFC554 hPa
EL233 hPa
Freezing Lvl16,109 ft