Heat Advisory — 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, Crawford, MO, Washington, MO, St. Francois, MO, Ste. Genevieve, MO, Iron, MO, Madison, MO, Reynolds, MO 7:00 PM

Osage County, Missouri, United States

Last updated: 3:49 AM CDT  ·  Refresh
24°C
Feels like 28°
Partly Cloudy
▲ 34°  /  ▼ 23°
Wind
4 mph SW
Humidity
92%
Dew Point
23°
Pressure
29.13 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
55%
Sunrise
5:58 AM
Sunset
8:28 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Osage County is currently partly cloudy at 24°C. Precipitation is likely — peak probability 73% around 2 PM. Atmospheric instability is elevated (CAPE up to 2195 J/kg) — isolated convective development possible. Sunrise: 5:58AM · Sunset: 8:28PM.

Alerts

Heat Advisory
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, Crawford, MO, Washington, MO, St. Francois, MO, Ste. Genevieve, MO, Iron, MO, Madison, MO, Reynolds, MO
Expires 7:00 PM
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
8%
4 AM
24°
15%
5 AM
23°
15%
6 AM
23°
15%
7 AM
24°
27%
8 AM
27°
27%
9 AM
29°
30%
10 AM
31°
43%
11 AM
32°
55%
12 PM
32°
63%
1 PM
33°
67%
2 PM
32°
72%
3 PM
31°
67%
4 PM
31°
59%
5 PM
30°
60%
6 PM
29°
63%
7 PM
29°
63%
8 PM
28°
54%
9 PM
27°
48%
10 PM
26°
29%
11 PM
26°
25%
12 AM
26°
13%
1 AM
25°
7%
2 AM
25°
7%
7-Day Forecast
Today
34° 23°
Partly Cloudy with a 67% chance of rain.
Mon
36° 23°
Fog.
Tue
37° 21°
Mostly Clear.
Wed
29° 17°
Clear with a 53% chance of rain.
Thu
31° 17°
Clear with a 70% chance of rain.
Fri
33° 18°
Rain, 90% chance.
Sat
31° 17°
Drizzle, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 24° Partly Cloudy 8% 4 mph SW 92%
4 AM 24° Partly Cloudy 15% 3 mph WSW 91%
5 AM 23° Mostly Clear 15% 4 mph WSW 91%
6 AM 23° Mostly Clear 15% 4 mph WSW 90%
7 AM 24° Mostly Clear 27% 5 mph W 85%
8 AM 27° Clear 27% 5 mph WNW 79%
9 AM 29° Clear 30% 5 mph WNW 73%
10 AM 31° Mostly Clear 43% 5 mph WNW 69%
11 AM 32° Partly Cloudy 55% 5 mph NW 66%
12 PM 32° Mostly Cloudy 63% 5 mph NW 62%
1 PM 33° Mostly Cloudy 67% 5 mph NNW 66%
2 PM 32° Mostly Cloudy 72% 6 mph NNW 71%
3 PM 31° Mostly Cloudy 67% 5 mph N 74%
4 PM 31° Mostly Cloudy 59% 5 mph NNE 77%
5 PM 30° Mostly Cloudy 60% 5 mph NNE 79%
6 PM 29° Partly Cloudy 63% 5 mph NE 81%
7 PM 29° Partly Cloudy 63% 4 mph NE 84%
8 PM 28° Partly Cloudy 54% 4 mph ENE 87%
9 PM 27° Partly Cloudy 48% 4 mph E 89%
10 PM 26° Partly Cloudy 29% 4 mph E 91%
11 PM 26° Partly Cloudy 25% 3 mph E 93%
12 AM 26° Mostly Clear 13% 3 mph E 94%
1 AM 25° Partly Cloudy 7% 3 mph ESE 95%
2 AM 25° Partly Cloudy 7% 3 mph ESE 96%
15-Day Forecast
Today
7/19
Partly Cloudy
67%
23°
34°
Mon
7/20
Fog
7%
23°
36°
Tue
7/21
Mostly Clear
7%
21°
37°
Wed
7/22
Clear
53%
17°
29°
Thu
7/23
Clear
70%
17°
31°
Fri
7/24
Rain
90%
18°
33°
Sat
7/25
Drizzle
63%
17°
31°
Sun
7/26
Clear
18%
19°
36°
Mon
7/27
Clear
19%
20°
38°
Tue
7/28
Clear
36%
23°
38°
Wed
7/29
Drizzle
60%
22°
36°
Thu
7/30
Drizzle
60%
21°
36°
Fri
7/31
Drizzle
60%
22°
38°
Sat
8/1
Drizzle
60%
22°
37°
Sun
8/2
Clear
60%
22°
37°
54
Moderate
U.S. Air Quality Index · Dominant: PM2.5
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
Dominant
54 AQI 10.8 µg/m³
O3
Ground-level ozone
31 AQI 34 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 31 54
Mon 55 Moderate 37 55
Tue 53 Moderate 36 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 Sun Jul 19, 07:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE722 J/kg
MLCAPE1017 J/kg
MUCAPE1476 J/kg
SBCIN-138 J/kg
MLCIN0 J/kg
Lifted Index-1.9
Kinematics
0–6 km Shear9 kt
0–1 km Shear13 kt
Eff. Shear10 kt
0–1 km SRH30
0–3 km SRH32
Eff. SRH32
Storm Motion296° @ 21 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.2
K-Index35.9
Thermo & Levels
PWAT1.91 in
0–3 km LR4.8 °C/km
700–500 LR5.3 °C/km
Total Totals44.3
LCL969 hPa
LFC812 hPa
EL204 hPa
Freezing Lvl15,807 ft