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 p. m.

Perry County, Missouri, United States

Last updated: 2:24 a. m. CDT  ·  Refresh
26°C
Feels like 29°
Clear
▲ 37°  /  ▼ 23°
Wind
4 mph S
Humidity
75%
Dew Point
22°
Pressure
29,38 inHg
Visibility
10 mi
UV Index
0,0
Cloud Cover
0%
Sunrise
6:32 a. m.
Sunset
7:23 p. m.
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Perry County is currently clear at 26°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1721 J/kg) — isolated convective development possible. Sunrise: 6:32A. M. · Sunset: 7:23P. M..

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 p. m.
50 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
13%
3 a. m.
26°
17%
4 a. m.
26°
7%
5 a. m.
23°
7%
6 a. m.
23°
7%
7 a. m.
24°
14%
8 a. m.
27°
15%
9 a. m.
30°
15%
10 a. m.
32°
15%
11 a. m.
33°
15%
12 p. m.
34°
16%
1 p. m.
36°
16%
2 p. m.
36°
16%
3 p. m.
36°
17%
4 p. m.
36°
10%
5 p. m.
37°
10%
6 p. m.
36°
5%
7 p. m.
35°
5%
8 p. m.
34°
5%
9 p. m.
29°
5%
10 p. m.
29°
15%
11 p. m.
28°
15%
12 a. m.
28°
15%
1 a. m.
28°
15%
7-Day Forecast
Today
37° 23°
Mostly Clear.
Sat
40° 23°
Partly Cloudy with a 29% chance of rain.
Sun
37° 18°
Clear.
Mon
33° 13°
Fog.
Tue
39° 16°
Clear.
Wed
40° 22°
Clear with a 28% chance of rain.
Thu
38° 19°
Rain, 28% chance.
TimeTempConditionsPrecipWindHumidity
Now 26° Clear 13% 4 mph S 75%
3 a. m. 26° Clear 17% 5 mph S 74%
4 a. m. 26° Clear 7% 4 mph S 75%
5 a. m. 23° Clear 7% 4 mph SSW 76%
6 a. m. 23° Clear 7% 4 mph SSW 77%
7 a. m. 24° Clear 14% 4 mph SSW 75%
8 a. m. 27° Clear 15% 4 mph SW 66%
9 a. m. 30° Clear 15% 5 mph WSW 56%
10 a. m. 32° Clear 15% 5 mph WSW 48%
11 a. m. 33° Clear 15% 5 mph WSW 44%
12 p. m. 34° Mostly Clear 16% 5 mph SW 41%
1 p. m. 36° Mostly Clear 16% 6 mph SSW 38%
2 p. m. 36° Mostly Clear 16% 6 mph SSW 38%
3 p. m. 36° Mostly Clear 17% 5 mph SSW 38%
4 p. m. 36° Mostly Clear 10% 5 mph SSW 39%
5 p. m. 37° Mostly Clear 10% 5 mph S 43%
6 p. m. 36° Mostly Clear 5% 5 mph S 47%
7 p. m. 35° Mostly Clear 5% 5 mph S 52%
8 p. m. 34° Mostly Clear 5% 5 mph S 56%
9 p. m. 29° Mostly Clear 5% 5 mph S 59%
10 p. m. 29° Mostly Clear 15% 5 mph S 62%
11 p. m. 28° Clear 15% 5 mph S 63%
12 a. m. 28° Clear 15% 5 mph S 65%
1 a. m. 28° Clear 15% 5 mph S 67%
15-Day Forecast
Today
9/4
Mostly Clear
16%
23°
37°
Sat
9/5
Partly Cloudy
29%
23°
40°
Sun
9/6
Clear
13%
18°
37°
Mon
9/7
Fog
7%
13°
33°
Tue
9/8
Clear
3%
16°
39°
Wed
9/9
Clear
28%
22°
40°
Thu
9/10
Rain
28%
19°
38°
Fri
9/11
Rain
44%
17°
39°
Sat
9/12
Clear
19%
21°
42°
Sun
9/13
Clear
44%
18°
38°
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%
18°
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 9.1 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 50 Good 40 50
Sat 52 Moderate 43 52
Sun 53 Moderate 46 53
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 vie. sept. 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
SBCAPE479 J/kg
MLCAPE515 J/kg
MUCAPE655 J/kg
SBCIN-369 J/kg
MLCIN-176 J/kg
Lifted Index-2.2
Kinematics
0–6 km Shear5 kt
0–1 km Shear12 kt
Eff. Shear8 kt
0–1 km SRH-9
0–3 km SRH-22
Eff. SRH-31
Storm Motion54° @ 8 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.4
Thermo & Levels
PWAT1.60 in
0–3 km LR5.3 °C/km
700–500 LR5.5 °C/km
Total Totals46.8
LCL935 hPa
LFC577 hPa
EL258 hPa
Freezing Lvl16,345 ft