Extreme Heat Warning — Clinton, IL, Washington, IL, Randolph, IL, Madison, IL, St. Clair, IL, Monroe, IL, Boone, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Gasconade, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO 8:00 PM

Cole County, Missouri, United States

Last updated: 5:13 AM CDT  ·  Refresh
25°C
Feels like 27°
Clear
▲ 37°  /  ▼ 26°
Wind
7 mph SSW
Humidity
73%
Dew Point
21°
Pressure
29.22 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
6%
Sunrise
6:20 AM
Sunset
8:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Cole County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2641 J/kg) — isolated convective development possible. Sunrise: 6:20AM · Sunset: 8:08PM.

Alerts

Extreme Heat Warning
Clinton, IL, Washington, IL, Randolph, IL, Madison, IL, St. Clair, IL, Monroe, IL, Boone, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Gasconade, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO
Expires 8:00 PM
41 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
26°
3%
9 AM
27°
3%
10 AM
28°
3%
11 AM
30°
3%
12 PM
32°
3%
1 PM
34°
3%
2 PM
35°
3%
3 PM
36°
4%
4 PM
36°
4%
5 PM
37°
5%
6 PM
36°
5%
7 PM
34°
5%
8 PM
32°
8%
9 PM
31°
8%
10 PM
29°
8%
11 PM
29°
8%
12 AM
28°
8%
1 AM
28°
8%
2 AM
28°
9%
3 AM
28°
9%
4 AM
28°
9%
7-Day Forecast
Today
37° 26°
Mostly Clear.
Wed
38° 26°
Partly Cloudy.
Thu
37° 24°
Mostly Clear with a 28% chance of rain.
Fri
37° 23°
Clear.
Sat
40° 24°
Clear.
Sun
37° 23°
Partly Cloudy with a 27% chance of rain.
Mon
34° 22°
Partly Cloudy with a 20% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 3% 7 mph SSW 73%
6 AM 24° Mostly Clear 3% 8 mph SSW 70%
7 AM 24° Mostly Clear 3% 8 mph SSW 71%
8 AM 26° Mostly Clear 3% 9 mph SW 67%
9 AM 27° Mostly Clear 3% 11 mph SW 62%
10 AM 28° Mostly Clear 3% 12 mph SW 57%
11 AM 30° Mostly Clear 3% 12 mph SW 53%
12 PM 32° Clear 3% 12 mph SW 49%
1 PM 34° Clear 3% 12 mph SW 46%
2 PM 35° Mostly Clear 3% 11 mph SW 44%
3 PM 36° Partly Cloudy 4% 10 mph SW 42%
4 PM 36° Partly Cloudy 4% 10 mph SW 42%
5 PM 37° Mostly Clear 5% 9 mph SW 46%
6 PM 36° Partly Cloudy 5% 8 mph SW 50%
7 PM 34° Partly Cloudy 5% 6 mph SW 55%
8 PM 32° Partly Cloudy 8% 6 mph SSW 59%
9 PM 31° Partly Cloudy 8% 6 mph SSW 62%
10 PM 29° Partly Cloudy 8% 6 mph SSW 64%
11 PM 29° Mostly Clear 8% 7 mph SSW 65%
12 AM 28° Mostly Clear 8% 7 mph SSW 66%
1 AM 28° Mostly Clear 8% 7 mph SSW 66%
2 AM 28° Mostly Clear 9% 7 mph SSW 65%
3 AM 28° Partly Cloudy 9% 8 mph SSW 64%
4 AM 28° Partly Cloudy 9% 8 mph SSW 64%
15-Day Forecast
Today
8/11
Mostly Clear
8%
26°
37°
Wed
8/12
Partly Cloudy
13%
26°
38°
Thu
8/13
Mostly Clear
28%
24°
37°
Fri
8/14
Clear
15%
23°
37°
Sat
8/15
Clear
15%
24°
40°
Sun
8/16
Partly Cloudy
27%
23°
37°
Mon
8/17
Partly Cloudy
20%
22°
34°
Tue
8/18
Clear
34%
22°
40°
Wed
8/19
Partly Cloudy
35%
24°
39°
Thu
8/20
Mostly Clear
19%
24°
41°
Fri
8/21
Clear
60%
21°
41°
Sat
8/22
Drizzle
60%
21°
37°
Sun
8/23
Drizzle
60%
21°
36°
Mon
8/24
Drizzle
60%
21°
34°
Tue
8/25
Drizzle
60%
20°
34°
41
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
41 AQI 7.3 µg/m³
O3
Ground-level ozone
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 41 Good 37 41
Wed 36 Good 36 25
Thu 40 Good 33 40
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 Tue Aug 11, 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
SBCAPE1078 J/kg
MLCAPE1583 J/kg
MUCAPE1802 J/kg
SBCIN-597 J/kg
MLCIN0 J/kg
Lifted Index-4.6
Kinematics
0–6 km Shear15 kt
0–1 km Shear20 kt
Eff. Shear14 kt
0–1 km SRH138
0–3 km SRH107
Eff. SRH-41
Storm Motion305° @ 17 kt
0–1 km EHI0.9
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index29.4
Thermo & Levels
PWAT1.55 in
0–3 km LR4.0 °C/km
700–500 LR8.1 °C/km
Total Totals54.0
LCL932 hPa
LFC630 hPa
EL204 hPa
Freezing Lvl14,649 ft