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, Payne, OK, Beckham, OK, Washita, OK, Caddo, OK, Canadian, OK, Oklahoma, OK, Lincoln, 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, Love, OK, Hardeman, TX, Foard, TX, Wilbarger, TX, Wichita, TX, Knox, TX, Baylor, TX, Archer, TX, Clay, TX 7:00 PM

Custer County, Oklahoma, United States

Last updated: 3:48 PM CDT  ·  Refresh
98°F
Feels like 99°
Clear
▲ 100°  /  ▼ 74°
Wind
16 mph S
Humidity
31%
Dew Point
65°
Pressure
28.13 inHg
Visibility
10 mi
UV Index
7.9
Cloud Cover
9%
Sunrise
7:16 AM
Sunset
7:45 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Custer County is currently clear at 98°F. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1795 J/kg) — isolated convective development possible. Sunrise: 7:16AM · Sunset: 7:45PM.

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, Payne, OK, Beckham, OK, Washita, OK, Caddo, OK, Canadian, OK, Oklahoma, OK, Lincoln, 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, Love, OK, Hardeman, TX, Foard, TX, Wilbarger, TX, Wichita, TX, Knox, TX, Baylor, TX, Archer, TX, Clay, TX
Expires 7:00 PM
44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
98°
7%
4 PM
100°
8%
5 PM
100°
8%
6 PM
98°
8%
7 PM
95°
8%
8 PM
92°
8%
9 PM
88°
8%
10 PM
86°
8%
11 PM
85°
8%
12 AM
84°
5%
1 AM
83°
5%
2 AM
82°
5%
3 AM
81°
5%
4 AM
80°
5%
5 AM
75°
3%
6 AM
74°
3%
7 AM
75°
3%
8 AM
78°
3%
9 AM
78°
3%
10 AM
83°
3%
11 AM
84°
3%
12 PM
86°
3%
1 PM
93°
3%
2 PM
94°
3%
7-Day Forecast
Today
100° 74°
Clear.
Mon
102° 74°
Clear.
Tue
102° 72°
Clear.
Wed
99° 73°
Partly Cloudy.
Thu
100° 72°
Clear.
Fri
100° 74°
Rain, 81% chance.
Sat
96° 69°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 98° Clear 7% 16 mph S 31%
4 PM 100° Clear 8% 14 mph S 30%
5 PM 100° Clear 8% 14 mph S 31%
6 PM 98° Clear 8% 14 mph S 32%
7 PM 95° Clear 8% 12 mph SSE 34%
8 PM 92° Clear 8% 11 mph SSE 37%
9 PM 88° Clear 8% 10 mph SSE 40%
10 PM 86° Clear 8% 11 mph SSE 44%
11 PM 85° Clear 8% 12 mph SSE 47%
12 AM 84° Mostly Clear 5% 13 mph SSE 50%
1 AM 83° Clear 5% 12 mph S 52%
2 AM 82° Clear 5% 12 mph S 53%
3 AM 81° Clear 5% 11 mph S 54%
4 AM 80° Clear 5% 11 mph S 55%
5 AM 75° Clear 3% 10 mph S 56%
6 AM 74° Clear 3% 10 mph S 58%
7 AM 75° Clear 3% 11 mph S 57%
8 AM 78° Clear 3% 13 mph SSW 53%
9 AM 78° Clear 3% 15 mph SSW 49%
10 AM 83° Clear 3% 15 mph SSW 47%
11 AM 84° Clear 3% 16 mph SSW 44%
12 PM 86° Clear 3% 16 mph SSW 41%
1 PM 93° Clear 3% 16 mph S 40%
2 PM 94° Clear 3% 16 mph S 39%
15-Day Forecast
Today
9/13
Clear
8%
74°
100°
Mon
9/14
Clear
5%
74°
102°
Tue
9/15
Clear
8%
72°
102°
Wed
9/16
Partly Cloudy
8%
73°
99°
Thu
9/17
Clear
9%
72°
100°
Fri
9/18
Rain
81%
74°
100°
Sat
9/19
Drizzle
60%
69°
96°
Sun
9/20
Clear
60%
63°
88°
Mon
9/21
Drizzle
60%
56°
87°
Tue
9/22
Drizzle
60%
54°
87°
Wed
9/23
Drizzle
60%
63°
89°
Thu
9/24
Clear
25%
66°
90°
Fri
9/25
Drizzle
60%
67°
88°
Sat
9/26
Drizzle
60%
66°
89°
Sun
9/27
Drizzle
60%
66°
88°
44
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
41 AQI 7.4 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 49 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 44 Good 44 41
Tue 38 Good 38 38
Wed 41 Good 41 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 Sun Sep 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
SBCAPE2194 J/kg
MLCAPE1744 J/kg
MUCAPE2194 J/kg
SBCIN-13 J/kg
MLCIN-41 J/kg
Lifted Index-6.0
Kinematics
0–6 km Shear18 kt
0–1 km Shear4 kt
Eff. Shear20 kt
0–1 km SRH6
0–3 km SRH34
Eff. SRH34
Storm Motion104° @ 9 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.8
K-Index34.4
Thermo & Levels
PWAT1.77 in
0–3 km LR8.6 °C/km
700–500 LR7.2 °C/km
Total Totals53.3
LCL729 hPa
LFC680 hPa
EL147 hPa
Freezing Lvl14,429 ft