Excessive Heat Watch 12:00 AM Heat Advisory — Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Boone, MO, Audrain, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Lincoln, MO, Gasconade, MO, Crawford, MO, Washington, MO, St. Francois, MO, Iron, MO, Madison, MO, Reynolds, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO, Ste. Genevieve, MO 10:00 PM Excessive Heat Warning — 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, Ste. Genevieve, MO, Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Audrain, MO, Lincoln, MO, Crawford, MO, Washington, MO, St. Francois, MO, Iron, MO, Madison, MO, Reynolds, MO 8:00 PM

Osage County, Missouri, United States

Last updated: 6:56 PM CDT  ·  Refresh
31°C
Feels like 37°
Mostly Cloudy
▲ 33°  /  ▼ 22°
Wind
4 mph S
Humidity
68%
Dew Point
24°
Pressure
29.18 inHg
Visibility
10 mi
UV Index
3.3
Cloud Cover
64%
Sunrise
5:47 AM
Sunset
8:35 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Osage County is currently mostly cloudy at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3778 J/kg) — isolated convective development possible. Sunrise: 5:47AM · Sunset: 8:35PM.

Alerts

Excessive Heat Watch
Expires 12:00 AM
Heat Advisory
Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Boone, MO, Audrain, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Lincoln, MO, Gasconade, MO, Crawford, MO, Washington, MO, St. Francois, MO, Iron, MO, Madison, MO, Reynolds, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO, Ste. Genevieve, MO
Expires 10:00 PM
Excessive Heat Warning
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, Ste. Genevieve, MO, Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Audrain, MO, Lincoln, MO, Crawford, MO, Washington, MO, St. Francois, MO, Iron, MO, Madison, MO, Reynolds, MO
Expires 8:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
30%
7 PM
31°
46%
8 PM
29°
39%
9 PM
27°
25%
10 PM
27°
18%
11 PM
26°
18%
12 AM
26°
3%
1 AM
25°
3%
2 AM
24°
4%
3 AM
24°
5%
4 AM
24°
5%
5 AM
22°
5%
6 AM
23°
5%
7 AM
24°
5%
8 AM
26°
5%
9 AM
29°
5%
10 AM
30°
5%
11 AM
31°
5%
12 PM
32°
5%
1 PM
33°
5%
2 PM
33°
3%
3 PM
33°
3%
4 PM
32°
5%
5 PM
32°
5%
7-Day Forecast
Tonight
33° 22°
Mostly Cloudy with a 30% chance of rain.
Fri
34° 22°
Mostly Clear.
Sat
34° 23°
Mostly Clear.
Sun
32° 21°
Mostly Cloudy with a 36% chance of rain.
Mon
33° 20°
Thunderstorm, 58% chance.
Tue
33° 20°
Drizzle, 51% chance.
Wed
34° 21°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Cloudy 30% 4 mph S 68%
7 PM 31° Partly Cloudy 46% 6 mph S 75%
8 PM 29° Partly Cloudy 39% 6 mph SSE 81%
9 PM 27° Partly Cloudy 25% 8 mph SE 86%
10 PM 27° Mostly Cloudy 18% 8 mph SSE 87%
11 PM 26° Partly Cloudy 18% 7 mph SSE 87%
12 AM 26° Partly Cloudy 3% 7 mph S 88%
1 AM 25° Partly Cloudy 3% 6 mph S 89%
2 AM 24° Mostly Clear 4% 6 mph S 90%
3 AM 24° Partly Cloudy 5% 5 mph S 92%
4 AM 24° Partly Cloudy 5% 5 mph S 90%
5 AM 22° Mostly Clear 5% 5 mph S 90%
6 AM 23° Clear 5% 5 mph S 90%
7 AM 24° Clear 5% 6 mph SSW 84%
8 AM 26° Clear 5% 6 mph SSW 78%
9 AM 29° Clear 5% 7 mph SSW 71%
10 AM 30° Mostly Clear 5% 7 mph SSW 66%
11 AM 31° Mostly Clear 5% 6 mph SSW 61%
12 PM 32° Mostly Clear 5% 6 mph SW 56%
1 PM 33° Mostly Clear 5% 6 mph SW 56%
2 PM 33° Partly Cloudy 3% 6 mph SSW 57%
3 PM 33° Partly Cloudy 3% 6 mph SSW 57%
4 PM 32° Partly Cloudy 5% 6 mph SSW 60%
5 PM 32° Partly Cloudy 5% 6 mph SSW 63%
15-Day Forecast
Today
7/2
Mostly Cloudy
30%
22°
33°
Fri
7/3
Mostly Clear
6%
22°
34°
Sat
7/4
Mostly Clear
14%
23°
34°
Sun
7/5
Mostly Cloudy
36%
21°
32°
Mon
7/6
Thunderstorm
58%
20°
33°
Tue
7/7
Drizzle
51%
20°
33°
Wed
7/8
Rain
63%
21°
34°
Thu
7/9
Partly Cloudy
63%
22°
34°
Fri
7/10
Thunderstorm
90%
21°
32°
Sat
7/11
Drizzle
68%
21°
33°
Sun
7/12
Rain
68%
19°
31°
Mon
7/13
Drizzle
60%
19°
31°
Tue
7/14
Drizzle
60%
19°
32°
Wed
7/15
Drizzle
60%
19°
32°
Thu
7/16
Drizzle
60%
20°
33°
53
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
53 AQI 10.4 µg/m³
O3
Ground-level ozone
29 AQI 31 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 53 Moderate 29 53
Sat 56 Moderate 30 56
Sun 56 Moderate 31 56
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 Thu Jul 2, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE4020 J/kg
MLCAPE2906 J/kg
MUCAPE4020 J/kg
SBCIN-65 J/kg
MLCIN0 J/kg
Lifted Index-8.3
Kinematics
0–6 km Shear15 kt
0–1 km Shear13 kt
Eff. Shear21 kt
0–1 km SRH-9
0–3 km SRH-32
Eff. SRH-32
Storm Motion179° @ 25 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.9
Thermo & Levels
PWAT1.85 in
0–3 km LR6.7 °C/km
700–500 LR6.4 °C/km
Total Totals50.3
LCL899 hPa
LFC851 hPa
EL137 hPa
Freezing Lvl15,220 ft