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

Callaway County, Missouri, United States

Last updated: 6:50 PM CDT  ·  Refresh
31°C
Feels like 36°
Mostly Cloudy
▲ 33°  /  ▼ 22°
Wind
7 mph S
Humidity
69%
Dew Point
24°
Pressure
29.15 inHg
Visibility
10 mi
UV Index
3.0
Cloud Cover
74%
Sunrise
5:46 AM
Sunset
8:36 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Callaway County is currently mostly cloudy at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3274 J/kg) — isolated convective development possible. Sunrise: 5:46AM · Sunset: 8:36PM.

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
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
13%
7 PM
31°
31%
8 PM
29°
31%
9 PM
27°
24%
10 PM
27°
16%
11 PM
26°
16%
12 AM
25°
9%
1 AM
24°
4%
2 AM
24°
4%
3 AM
24°
8%
4 AM
24°
8%
5 AM
22°
8%
6 AM
23°
8%
7 AM
24°
14%
8 AM
26°
21%
9 AM
28°
33%
10 AM
29°
33%
11 AM
30°
30%
12 PM
31°
30%
1 PM
32°
30%
2 PM
32°
30%
3 PM
32°
30%
4 PM
32°
28%
5 PM
31°
18%
7-Day Forecast
Tonight
33° 22°
Mostly Cloudy with a 24% chance of rain.
Fri
33° 22°
Mostly Clear with a 33% chance of rain.
Sat
34° 23°
Mostly Clear with a 36% chance of rain.
Sun
31° 20°
Mostly Cloudy with a 70% chance of rain.
Mon
32° 20°
Partly Cloudy with a 23% chance of rain.
Tue
32° 19°
Mostly Cloudy with a 30% chance of rain.
Wed
33° 20°
Clear with a 42% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Cloudy 13% 7 mph S 69%
7 PM 31° Partly Cloudy 31% 5 mph S 73%
8 PM 29° Partly Cloudy 31% 5 mph SSE 75%
9 PM 27° Partly Cloudy 24% 6 mph SSE 78%
10 PM 27° Mostly Cloudy 16% 6 mph SSE 81%
11 PM 26° Partly Cloudy 16% 6 mph S 85%
12 AM 25° Partly Cloudy 9% 6 mph S 90%
1 AM 24° Mostly Clear 4% 6 mph SSW 90%
2 AM 24° Mostly Clear 4% 6 mph SSW 90%
3 AM 24° Mostly Clear 8% 6 mph SSW 90%
4 AM 24° Mostly Clear 8% 6 mph SSW 87%
5 AM 22° Mostly Clear 8% 6 mph S 88%
6 AM 23° Clear 8% 6 mph SSW 88%
7 AM 24° Clear 14% 7 mph SSW 83%
8 AM 26° Clear 21% 7 mph SSW 78%
9 AM 28° Clear 33% 7 mph SSW 73%
10 AM 29° Mostly Clear 33% 7 mph SW 69%
11 AM 30° Mostly Clear 30% 6 mph SW 64%
12 PM 31° Partly Cloudy 30% 7 mph SW 60%
1 PM 32° Partly Cloudy 30% 6 mph SW 59%
2 PM 32° Partly Cloudy 30% 6 mph SSW 58%
3 PM 32° Partly Cloudy 30% 7 mph SSW 58%
4 PM 32° Partly Cloudy 28% 7 mph SSW 60%
5 PM 31° Partly Cloudy 18% 6 mph SSW 64%
15-Day Forecast
Today
7/2
Mostly Cloudy
24%
22°
33°
Fri
7/3
Mostly Clear
33%
22°
33°
Sat
7/4
Mostly Clear
36%
23°
34°
Sun
7/5
Mostly Cloudy
70%
20°
31°
Mon
7/6
Partly Cloudy
23%
20°
32°
Tue
7/7
Mostly Cloudy
30%
19°
32°
Wed
7/8
Clear
42%
20°
33°
Thu
7/9
Partly Cloudy
28%
22°
33°
Fri
7/10
Thunderstorm
44%
21°
31°
Sat
7/11
Overcast
44%
20°
32°
Sun
7/12
Drizzle
64%
19°
29°
Mon
7/13
Clear
60%
19°
29°
Tue
7/14
Clear
25%
19°
31°
Wed
7/15
Drizzle
60%
19°
31°
Thu
7/16
Drizzle
60%
20°
32°
52
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
52 AQI 9.8 µg/m³
O3
Ground-level ozone
29 AQI 31 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 52 Moderate 29 52
Sat 56 Moderate 31 56
Sun 57 Moderate 31 57
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
SBCAPE3565 J/kg
MLCAPE2810 J/kg
MUCAPE3565 J/kg
SBCIN-55 J/kg
MLCIN0 J/kg
Lifted Index-8.1
Kinematics
0–6 km Shear21 kt
0–1 km Shear11 kt
Eff. Shear23 kt
0–1 km SRH6
0–3 km SRH-37
Eff. SRH-37
Storm Motion190° @ 29 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.0
K-Index32.8
Thermo & Levels
PWAT1.89 in
0–3 km LR6.5 °C/km
700–500 LR6.6 °C/km
Total Totals51.2
LCL897 hPa
LFC843 hPa
EL141 hPa
Freezing Lvl15,082 ft