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

Osage County, Missouri, United States

Last updated: 5:14 AM CDT  ·  Refresh
25°C
Feels like 26°
Clear
▲ 36°  /  ▼ 24°
Wind
7 mph SSW
Humidity
74%
Dew Point
21°
Pressure
29.15 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
6%
Sunrise
6:18 AM
Sunset
8:06 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Osage County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2498 J/kg) — isolated convective development possible. Sunrise: 6:18AM · Sunset: 8:06PM.

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
38 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
4%
6 AM
23°
7%
7 AM
24°
7%
8 AM
26°
7%
9 AM
27°
7%
10 AM
29°
7%
11 AM
31°
7%
12 PM
32°
3%
1 PM
34°
3%
2 PM
36°
4%
3 PM
36°
4%
4 PM
36°
4%
5 PM
36°
8%
6 PM
34°
8%
7 PM
33°
8%
8 PM
31°
8%
9 PM
29°
8%
10 PM
28°
8%
11 PM
28°
8%
12 AM
27°
8%
1 AM
27°
8%
2 AM
27°
14%
3 AM
27°
15%
4 AM
27°
18%
7-Day Forecast
Today
36° 24°
Mostly Clear.
Wed
38° 24°
Partly Cloudy with a 25% chance of rain.
Thu
37° 23°
Partly Cloudy with a 28% chance of rain.
Fri
37° 22°
Clear.
Sat
41° 24°
Clear.
Sun
38° 22°
Thunderstorm, 46% chance.
Mon
35° 21°
Mostly Clear with a 39% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 4% 7 mph SSW 74%
6 AM 23° Mostly Clear 7% 7 mph SSW 72%
7 AM 24° Mostly Clear 7% 7 mph SSW 72%
8 AM 26° Mostly Clear 7% 9 mph SW 68%
9 AM 27° Clear 7% 10 mph SW 62%
10 AM 29° Clear 7% 11 mph SW 58%
11 AM 31° Mostly Clear 7% 11 mph SW 54%
12 PM 32° Clear 3% 11 mph SW 50%
1 PM 34° Clear 3% 11 mph SW 46%
2 PM 36° Mostly Clear 4% 11 mph SW 44%
3 PM 36° Partly Cloudy 4% 10 mph SW 43%
4 PM 36° Partly Cloudy 4% 9 mph SW 43%
5 PM 36° Partly Cloudy 8% 8 mph SW 48%
6 PM 34° Mostly Clear 8% 7 mph SSW 53%
7 PM 33° Partly Cloudy 8% 6 mph SSW 58%
8 PM 31° Partly Cloudy 8% 6 mph SSW 62%
9 PM 29° Partly Cloudy 8% 6 mph SSW 64%
10 PM 28° Partly Cloudy 8% 7 mph SSW 67%
11 PM 28° Partly Cloudy 8% 7 mph SSW 67%
12 AM 27° Partly Cloudy 8% 7 mph SSW 68%
1 AM 27° Partly Cloudy 8% 7 mph SSW 68%
2 AM 27° Partly Cloudy 14% 7 mph SSW 67%
3 AM 27° Partly Cloudy 15% 7 mph SSW 67%
4 AM 27° Partly Cloudy 18% 7 mph SSW 67%
15-Day Forecast
Today
8/11
Mostly Clear
8%
24°
36°
Wed
8/12
Partly Cloudy
25%
24°
38°
Thu
8/13
Partly Cloudy
28%
23°
37°
Fri
8/14
Clear
16%
22°
37°
Sat
8/15
Clear
15%
24°
41°
Sun
8/16
Thunderstorm
46%
22°
38°
Mon
8/17
Mostly Clear
39%
21°
35°
Tue
8/18
Clear
34%
21°
40°
Wed
8/19
Partly Cloudy
35%
24°
40°
Thu
8/20
Mostly Clear
35%
23°
39°
Fri
8/21
Clear
60%
21°
39°
Sat
8/22
Drizzle
60%
21°
37°
Sun
8/23
Clear
60%
21°
37°
Mon
8/24
Drizzle
60%
21°
34°
Tue
8/25
Drizzle
60%
20°
34°
38
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
38 AQI 6.9 µg/m³
O3
Ground-level ozone
36 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 38 Good 36 38
Wed 37 Good 37 21
Thu 34 Good 33 34
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, 09:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1062 J/kg
MLCAPE1257 J/kg
MUCAPE1503 J/kg
SBCIN-577 J/kg
MLCIN0 J/kg
Lifted Index-5.1
Kinematics
0–6 km Shear15 kt
0–1 km Shear21 kt
Eff. Shear—
0–1 km SRH165
0–3 km SRH137
Eff. SRH—
Storm Motion308° @ 15 kt
0–1 km EHI1.1
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index27.5
Thermo & Levels
PWAT1.50 in
0–3 km LR4.0 °C/km
700–500 LR8.3 °C/km
Total Totals54.6
LCL932 hPa
LFC634 hPa
EL220 hPa
Freezing Lvl14,534 ft