Excessive Heat Warning — Jefferson, IL, Wayne, IL, Edwards, IL, Wabash, IL, Perry, IL, Franklin, IL, Hamilton, IL, White, IL, Jackson, IL, Williamson, IL, Saline, IL, Gallatin, IL, Union, IL, Johnson, IL, Pope, IL, Hardin, IL, Alexander, IL, Pulaski, IL, Massac, IL, Gibson, IN, Pike, IN, Posey, IN, Vanderburgh, IN, Warrick, IN, Spencer, IN, Fulton, KY, Hickman, KY, Carlisle, KY, Ballard, KY, McCracken, KY, Graves, KY, Livingston, KY, Marshall, KY, Calloway, KY, Crittenden, KY, Lyon, KY, Trigg, KY, Caldwell, KY, Union, KY, Webster, KY, Hopkins, KY, Christian, KY, Henderson, KY, Daviess, KY, McLean, KY, Muhlenberg, KY, Todd, KY, Perry, MO, Bollinger, MO, Cape Girardeau, MO, Wayne, MO, Carter, MO, Ripley, MO, Butler, MO, Stoddard, MO, Scott, MO, Mississippi, MO, New Madrid, MO 8:00 PM

McCracken County, Kentucky, United States

Last updated: 2:27 AM CDT  ·  Refresh
26°C
Feels like 29°
Clear
▲ 36°  /  ▼ 23°
Wind
3 mph SSE
Humidity
80%
Dew Point
23°
Pressure
29.52 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
2%
Sunrise
6:28 AM
Sunset
7:18 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: McCracken County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2397 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 7:18PM.

Alerts

Excessive Heat Warning
Jefferson, IL, Wayne, IL, Edwards, IL, Wabash, IL, Perry, IL, Franklin, IL, Hamilton, IL, White, IL, Jackson, IL, Williamson, IL, Saline, IL, Gallatin, IL, Union, IL, Johnson, IL, Pope, IL, Hardin, IL, Alexander, IL, Pulaski, IL, Massac, IL, Gibson, IN, Pike, IN, Posey, IN, Vanderburgh, IN, Warrick, IN, Spencer, IN, Fulton, KY, Hickman, KY, Carlisle, KY, Ballard, KY, McCracken, KY, Graves, KY, Livingston, KY, Marshall, KY, Calloway, KY, Crittenden, KY, Lyon, KY, Trigg, KY, Caldwell, KY, Union, KY, Webster, KY, Hopkins, KY, Christian, KY, Henderson, KY, Daviess, KY, McLean, KY, Muhlenberg, KY, Todd, KY, Perry, MO, Bollinger, MO, Cape Girardeau, MO, Wayne, MO, Carter, MO, Ripley, MO, Butler, MO, Stoddard, MO, Scott, MO, Mississippi, MO, New Madrid, MO
Expires 8:00 PM
50 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
10%
3 AM
24°
4%
4 AM
24°
4%
5 AM
23°
4%
6 AM
23°
4%
7 AM
23°
9%
8 AM
26°
16%
9 AM
29°
17%
10 AM
31°
15%
11 AM
33°
15%
12 PM
34°
18%
1 PM
36°
19%
2 PM
36°
27%
3 PM
36°
29%
4 PM
36°
19%
5 PM
36°
19%
6 PM
34°
11%
7 PM
33°
5%
8 PM
33°
9%
9 PM
28°
9%
10 PM
28°
19%
11 PM
27°
19%
12 AM
27°
19%
1 AM
27°
20%
7-Day Forecast
Today
36° 23°
Clear with a 27% chance of rain.
Sat
39° 23°
Mostly Clear with a 45% chance of rain.
Sun
37° 19°
Clear with a 39% chance of rain.
Mon
32° 14°
Clear.
Tue
37° 19°
Clear.
Wed
40° 22°
Clear.
Thu
38° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Clear 10% 3 mph SSE 80%
3 AM 24° Clear 4% 4 mph S 80%
4 AM 24° Clear 4% 3 mph SSE 82%
5 AM 23° Clear 4% 3 mph SSE 83%
6 AM 23° Clear 4% 3 mph SSE 84%
7 AM 23° Clear 9% 3 mph S 82%
8 AM 26° Clear 16% 3 mph S 75%
9 AM 29° Clear 17% 4 mph SSW 67%
10 AM 31° Clear 15% 4 mph SSW 60%
11 AM 33° Clear 15% 3 mph SW 54%
12 PM 34° Clear 18% 3 mph SW 49%
1 PM 36° Clear 19% 2 mph SW 46%
2 PM 36° Clear 27% 2 mph SW 46%
3 PM 36° Clear 29% 4 mph SSE 46%
4 PM 36° Clear 19% 4 mph SE 47%
5 PM 36° Clear 19% 3 mph SSE 51%
6 PM 34° Clear 11% 3 mph SSE 56%
7 PM 33° Clear 5% 3 mph SSE 60%
8 PM 33° Clear 9% 3 mph SSE 62%
9 PM 28° Clear 9% 4 mph SSE 64%
10 PM 28° Clear 19% 4 mph S 65%
11 PM 27° Clear 19% 4 mph S 67%
12 AM 27° Clear 19% 3 mph S 68%
1 AM 27° Clear 20% 3 mph SSW 70%
15-Day Forecast
Today
9/4
Clear
27%
23°
36°
Sat
9/5
Mostly Clear
45%
23°
39°
Sun
9/6
Clear
39%
19°
37°
Mon
9/7
Clear
3%
14°
32°
Tue
9/8
Clear
3%
19°
37°
Wed
9/9
Clear
17%
22°
40°
Thu
9/10
Clear
17%
20°
38°
Fri
9/11
Drizzle
43%
17°
38°
Sat
9/12
Rain
44%
21°
42°
Sun
9/13
Drizzle
51%
18°
37°
Mon
9/14
Clear
60%
21°
37°
Tue
9/15
Drizzle
60%
22°
37°
Wed
9/16
Drizzle
60%
21°
37°
Thu
9/17
Drizzle
60%
19°
34°
Fri
9/18
Clear
25%
19°
34°
50
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
50 AQI 9.0 µg/m³
O3
Ground-level ozone
39 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 50 Good 39 50
Sat 58 Moderate 44 58
Sun 55 Moderate 47 55
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 Fri Sep 4, 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
SBCAPE759 J/kg
MLCAPE897 J/kg
MUCAPE1040 J/kg
SBCIN-360 J/kg
MLCIN-152 J/kg
Lifted Index-1.8
Kinematics
0–6 km Shear1 kt
0–1 km Shear11 kt
Eff. Shear3 kt
0–1 km SRH13
0–3 km SRH-0
Eff. SRH-5
Storm Motion5° @ 7 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.7
Thermo & Levels
PWAT1.72 in
0–3 km LR4.9 °C/km
700–500 LR5.3 °C/km
Total Totals46.2
LCL961 hPa
LFC730 hPa
EL233 hPa
Freezing Lvl16,385 ft