Heat Advisory — 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 7:00 PM

Crittenden County, Kentucky, United States

Last updated: 5:02 AM CDT  ·  Refresh
23°C
Feels like 23°
Mostly Clear
▲ 36°  /  ▼ 19°
Wind
5 mph SSW
Humidity
72%
Dew Point
17°
Pressure
29.34 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
20%
Sunrise
6:38 AM
Sunset
6:52 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Crittenden County is currently mostly clear at 23°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 518 J/kg) — isolated convective development possible. Sunrise: 6:38AM · Sunset: 6:52PM.

Alerts

Heat Advisory
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 7:00 PM
64 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
3%
6 AM
21°
7%
7 AM
21°
7%
8 AM
23°
7%
9 AM
26°
7%
10 AM
28°
7%
11 AM
29°
7%
12 PM
31°
3%
1 PM
34°
3%
2 PM
34°
3%
3 PM
34°
3%
4 PM
35°
3%
5 PM
34°
5%
6 PM
32°
5%
7 PM
31°
5%
8 PM
29°
5%
9 PM
27°
8%
10 PM
27°
8%
11 PM
26°
8%
12 AM
24°
13%
1 AM
24°
17%
2 AM
23°
17%
3 AM
23°
10%
4 AM
22°
7%
7-Day Forecast
Today
36° 19°
Mostly Cloudy.
Mon
31° 18°
Mostly Cloudy with a 37% chance of rain.
Tue
26° 15°
Overcast with a 23% chance of rain.
Wed
27° 11°
Mostly Cloudy.
Thu
27° 11°
Mostly Clear.
Fri
27° 13°
Partly Cloudy.
Sat
25° 13°
Overcast with a 20% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 23° Mostly Clear 3% 5 mph SSW 72%
6 AM 21° Mostly Clear 7% 6 mph SSW 71%
7 AM 21° Mostly Clear 7% 7 mph SSW 74%
8 AM 23° Mostly Cloudy 7% 7 mph SSW 69%
9 AM 26° Mostly Cloudy 7% 8 mph SW 61%
10 AM 28° Mostly Cloudy 7% 8 mph SW 54%
11 AM 29° Mostly Cloudy 7% 9 mph SW 51%
12 PM 31° Mostly Cloudy 3% 10 mph SW 47%
1 PM 34° Partly Cloudy 3% 10 mph WSW 44%
2 PM 34° Mostly Cloudy 3% 10 mph WSW 41%
3 PM 34° Mostly Cloudy 3% 10 mph SW 38%
4 PM 35° Mostly Cloudy 3% 9 mph SW 32%
5 PM 34° Mostly Cloudy 5% 8 mph SW 34%
6 PM 32° Mostly Cloudy 5% 6 mph SW 38%
7 PM 31° Mostly Cloudy 5% 5 mph SSW 40%
8 PM 29° Partly Cloudy 5% 5 mph SSW 42%
9 PM 27° Mostly Cloudy 8% 5 mph SSW 44%
10 PM 27° Mostly Cloudy 8% 4 mph SW 45%
11 PM 26° Partly Cloudy 8% 4 mph SW 48%
12 AM 24° Partly Cloudy 13% 5 mph SW 52%
1 AM 24° Rain 17% 5 mph SW 60%
2 AM 23° Mostly Cloudy 17% 4 mph WSW 66%
3 AM 23° Mostly Cloudy 10% 5 mph NNW 72%
4 AM 22° Mostly Cloudy 7% 6 mph N 78%
15-Day Forecast
Today
9/20
Mostly Cloudy
8%
19°
36°
Mon
9/21
Mostly Cloudy
37%
18°
31°
Tue
9/22
Overcast
23%
15°
26°
Wed
9/23
Mostly Cloudy
5%
11°
27°
Thu
9/24
Mostly Clear
3%
11°
27°
Fri
9/25
Partly Cloudy
15%
13°
27°
Sat
9/26
Overcast
20%
13°
25°
Sun
9/27
Partly Cloudy
22%
13°
28°
Mon
9/28
Clear
35%
13°
28°
Tue
9/29
Drizzle
51%
12°
28°
Wed
9/30
Drizzle
60%
15°
30°
Thu
10/1
Drizzle
60%
14°
29°
Fri
10/2
Drizzle
60%
14°
29°
Sat
10/3
Drizzle
60%
14°
28°
Sun
10/4
Clear
25%
13°
28°
64
Moderate
U.S. Air Quality Index · Dominant: O3
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
57 AQI 12.2 µg/m³
O3
Ground-level ozone
Dominant
64 AQI 59 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 64 Moderate 64 57
Mon 51 Moderate 40 51
Tue 43 Good 43 37
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sun Sep 20, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE20 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index1.9
Kinematics
0–6 km Shear20 kt
0–1 km Shear15 kt
Eff. Shear—
0–1 km SRH30
0–3 km SRH35
Eff. SRH—
Storm Motion308° @ 13 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index28.1
Thermo & Levels
PWAT1.21 in
0–3 km LR5.0 °C/km
700–500 LR5.7 °C/km
Total Totals45.3
LCL920 hPa
LFC—
EL—
Freezing Lvl15,538 ft