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

Muhlenberg County, Kentucky, United States

Last updated: 2:27 AM CDT  ·  Refresh
25°C
Feels like 28°
Clear
▲ 37°  /  ▼ 22°
Wind
3 mph SSE
Humidity
78%
Dew Point
22°
Pressure
29.45 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
1%
Sunrise
6:21 AM
Sunset
7:12 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Muhlenberg County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1973 J/kg) — isolated convective development possible. Sunrise: 6:21AM · Sunset: 7:12PM.

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
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
16%
3 AM
23°
7%
4 AM
23°
4%
5 AM
22°
4%
6 AM
22°
4%
7 AM
22°
9%
8 AM
26°
19%
9 AM
29°
24%
10 AM
32°
42%
11 AM
33°
47%
12 PM
34°
37%
1 PM
37°
38%
2 PM
36°
45%
3 PM
34°
43%
4 PM
33°
38%
5 PM
35°
29%
6 PM
34°
20%
7 PM
34°
14%
8 PM
33°
18%
9 PM
28°
19%
10 PM
27°
9%
11 PM
27°
9%
12 AM
26°
9%
1 AM
26°
9%
7-Day Forecast
Today
37° 22°
Mostly Clear with a 47% chance of rain.
Sat
39° 22°
Mostly Clear with a 39% chance of rain.
Sun
35° 18°
Partly Cloudy.
Mon
32° 14°
Clear.
Tue
37° 19°
Clear.
Wed
39° 20°
Clear.
Thu
38° 19°
Rain, 28% chance.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 16% 3 mph SSE 78%
3 AM 23° Clear 7% 2 mph S 79%
4 AM 23° Clear 4% 2 mph S 80%
5 AM 22° Clear 4% 2 mph SW 82%
6 AM 22° Clear 4% 2 mph SW 84%
7 AM 22° Clear 9% 2 mph SSW 80%
8 AM 26° Clear 19% 2 mph SSW 72%
9 AM 29° Clear 24% 2 mph SSW 64%
10 AM 32° Clear 42% 2 mph SSW 58%
11 AM 33° Clear 47% 2 mph SSW 53%
12 PM 34° Clear 37% 2 mph SW 47%
1 PM 37° Clear 38% 2 mph SW 44%
2 PM 36° Mostly Clear 45% 4 mph S 46%
3 PM 34° Mostly Clear 43% 4 mph SSE 50%
4 PM 33° Mostly Clear 38% 5 mph SE 53%
5 PM 35° Partly Cloudy 29% 4 mph SSE 54%
6 PM 34° Mostly Clear 20% 3 mph S 57%
7 PM 34° Mostly Clear 14% 3 mph S 60%
8 PM 33° Mostly Clear 18% 4 mph S 63%
9 PM 28° Mostly Clear 19% 4 mph S 66%
10 PM 27° Mostly Clear 9% 4 mph S 68%
11 PM 27° Mostly Clear 9% 4 mph SSW 70%
12 AM 26° Mostly Clear 9% 3 mph SSW 71%
1 AM 26° Mostly Clear 9% 3 mph SSW 72%
15-Day Forecast
Today
9/4
Mostly Clear
47%
22°
37°
Sat
9/5
Mostly Clear
39%
22°
39°
Sun
9/6
Partly Cloudy
13%
18°
35°
Mon
9/7
Clear
3%
14°
32°
Tue
9/8
Clear
8%
19°
37°
Wed
9/9
Clear
17%
20°
39°
Thu
9/10
Rain
28%
19°
38°
Fri
9/11
Rain
69%
16°
36°
Sat
9/12
Rain
68%
20°
41°
Sun
9/13
Drizzle
51%
17°
36°
Mon
9/14
Drizzle
60%
20°
36°
Tue
9/15
Clear
25%
21°
37°
Wed
9/16
Drizzle
60%
21°
37°
Thu
9/17
Drizzle
60%
19°
34°
Fri
9/18
Clear
25%
18°
33°
56
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
56 AQI 11.9 µg/m³
O3
Ground-level ozone
46 AQI 50 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 56 Moderate 46 56
Sat 59 Moderate 45 59
Sun 56 Moderate 43 56
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
SBCAPE333 J/kg
MLCAPE638 J/kg
MUCAPE770 J/kg
SBCIN-479 J/kg
MLCIN-194 J/kg
Lifted Index-0.1
Kinematics
0–6 km Shear8 kt
0–1 km Shear7 kt
Eff. Shear9 kt
0–1 km SRH17
0–3 km SRH34
Eff. SRH39
Storm Motion354° @ 11 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.3
Thermo & Levels
PWAT1.70 in
0–3 km LR4.8 °C/km
700–500 LR5.2 °C/km
Total Totals44.7
LCL950 hPa
LFC688 hPa
EL270 hPa
Freezing Lvl16,066 ft