Heat Advisory — Jefferson, IL, Wayne, IL, Edwards, IL, Wabash, 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

Mississippi County, Missouri, United States

Last updated: 8:09 AM CDT  ·  Refresh
26°C
Feels like 28°
Mostly Clear
▲ 33°  /  ▼ 24°
Wind
8 mph SSW
Humidity
81%
Dew Point
23°
Pressure
29.73 inHg
Visibility
10 mi
UV Index
5.2
Cloud Cover
16%
Sunrise
6:10 AM
Sunset
7:54 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mississippi County is currently mostly clear at 26°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3249 J/kg) — isolated convective development possible. Sunrise: 6:10AM · Sunset: 7:54PM.

Alerts

Heat Advisory
Jefferson, IL, Wayne, IL, Edwards, IL, Wabash, 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
39 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
9%
9 AM
26°
15%
10 AM
28°
15%
11 AM
29°
7%
12 PM
31°
7%
1 PM
32°
3%
2 PM
33°
3%
3 PM
33°
3%
4 PM
33°
3%
5 PM
33°
3%
6 PM
32°
3%
7 PM
31°
3%
8 PM
29°
3%
9 PM
28°
3%
10 PM
27°
3%
11 PM
26°
3%
12 AM
26°
3%
1 AM
26°
3%
2 AM
26°
3%
3 AM
25°
3%
4 AM
25°
3%
5 AM
24°
3%
6 AM
24°
3%
7 AM
24°
3%
7-Day Forecast
Today
33° 24°
Clear.
Tue
35° 24°
Mostly Clear.
Wed
37° 24°
Mostly Clear.
Thu
36° 25°
Clear with a 45% chance of rain.
Fri
35° 24°
Clear.
Sat
37° 23°
Clear.
Sun
38° 25°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Mostly Clear 9% 8 mph SSW 81%
9 AM 26° Clear 15% 10 mph SW 74%
10 AM 28° Mostly Clear 15% 10 mph SW 69%
11 AM 29° Clear 7% 11 mph SW 64%
12 PM 31° Clear 7% 12 mph SW 59%
1 PM 32° Clear 3% 12 mph SW 56%
2 PM 33° Clear 3% 12 mph SW 53%
3 PM 33° Clear 3% 12 mph SW 52%
4 PM 33° Clear 3% 12 mph SSW 52%
5 PM 33° Clear 3% 10 mph SSW 56%
6 PM 32° Clear 3% 9 mph SSW 61%
7 PM 31° Mostly Clear 3% 8 mph SSW 67%
8 PM 29° Clear 3% 7 mph SSW 69%
9 PM 28° Clear 3% 8 mph S 71%
10 PM 27° Clear 3% 8 mph S 73%
11 PM 26° Clear 3% 8 mph S 74%
12 AM 26° Clear 3% 8 mph SSW 76%
1 AM 26° Clear 3% 9 mph SSW 78%
2 AM 26° Mostly Clear 3% 9 mph SSW 80%
3 AM 25° Mostly Clear 3% 9 mph SSW 82%
4 AM 25° Mostly Clear 3% 8 mph SSW 84%
5 AM 24° Mostly Clear 3% 9 mph SSW 84%
6 AM 24° Partly Cloudy 3% 9 mph SSW 85%
7 AM 24° Partly Cloudy 3% 9 mph SSW 84%
15-Day Forecast
Today
8/10
Clear
9%
24°
33°
Tue
8/11
Mostly Clear
8%
24°
35°
Wed
8/12
Mostly Clear
19%
24°
37°
Thu
8/13
Clear
45%
25°
36°
Fri
8/14
Clear
15%
24°
35°
Sat
8/15
Clear
15%
23°
37°
Sun
8/16
Clear
17%
25°
38°
Mon
8/17
Thunderstorm
73%
23°
35°
Tue
8/18
Mostly Clear
54%
22°
35°
Wed
8/19
Mostly Clear
44%
22°
34°
Thu
8/20
Drizzle
60%
23°
36°
Fri
8/21
Drizzle
60%
22°
34°
Sat
8/22
Drizzle
60%
22°
34°
Sun
8/23
Clear
60%
22°
34°
Mon
8/24
Clear
60%
21°
33°
39
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
37 AQI 6.7 µg/m³
O3
Ground-level ozone
Dominant
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 39 Good 39 37
Wed 37 Good 37 19
Thu 34 Good 34 29
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 Mon Aug 10, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1556 J/kg
MLCAPE1321 J/kg
MUCAPE1634 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-6.2
Kinematics
0–6 km Shear6 kt
0–1 km Shear16 kt
Eff. Shear4 kt
0–1 km SRH55
0–3 km SRH86
Eff. SRH86
Storm Motion104° @ 9 kt
0–1 km EHI0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index28.4
Thermo & Levels
PWAT1.67 in
0–3 km LR4.2 °C/km
700–500 LR7.8 °C/km
Total Totals51.0
LCL965 hPa
LFC1007 hPa
EL194 hPa
Freezing Lvl14,879 ft