Heat Advisory — Boone, MO, Audrain, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO 11:00 AM Excessive Heat Watch 7:00 PM

Boone County, Missouri, United States

Last updated: 10:12 AM CDT  ·  Refresh
31°C
Feels like 37°
Partly Cloudy
▲ 37°  /  ▼ 25°
Wind
7 mph WSW
Humidity
73%
Dew Point
26°
Pressure
29.14 inHg
Visibility
9 mi
UV Index
7.9
Cloud Cover
30%
Sunrise
6:04 AM
Sunset
8:26 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Boone County is currently partly cloudy at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3923 J/kg) — isolated convective development possible. Sunrise: 6:04AM · Sunset: 8:26PM.

Alerts

Heat Advisory
Boone, MO, Audrain, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO
Expires 11:00 AM
Excessive Heat Watch
Expires 7:00 PM
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
3%
11 AM
32°
14%
12 PM
33°
7%
1 PM
36°
3%
2 PM
36°
3%
3 PM
37°
3%
4 PM
37°
4%
5 PM
37°
4%
6 PM
37°
4%
7 PM
35°
5%
8 PM
34°
5%
9 PM
32°
5%
10 PM
31°
3%
11 PM
29°
3%
12 AM
29°
3%
1 AM
27°
3%
2 AM
27°
3%
3 AM
27°
3%
4 AM
27°
3%
5 AM
26°
3%
6 AM
26°
3%
7 AM
26°
3%
8 AM
27°
3%
9 AM
29°
3%
7-Day Forecast
Today
37° 25°
Mostly Clear.
Mon
38° 25°
Mostly Clear with a 47% chance of rain.
Tue
36° 24°
Partly Cloudy with a 32% chance of rain.
Wed
33° 21°
Clear with a 47% chance of rain.
Thu
34° 21°
Rain, 64% chance.
Fri
31° 21°
Rain, 82% chance.
Sat
31° 21°
Clear with a 30% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 31° Partly Cloudy 3% 7 mph WSW 73%
11 AM 32° Mostly Clear 14% 8 mph WSW 67%
12 PM 33° Mostly Cloudy 7% 8 mph WSW 62%
1 PM 36° Mostly Cloudy 3% 8 mph WSW 57%
2 PM 36° Partly Cloudy 3% 9 mph WSW 54%
3 PM 37° Partly Cloudy 3% 9 mph WSW 51%
4 PM 37° Clear 4% 9 mph WSW 50%
5 PM 37° Clear 4% 7 mph WSW 53%
6 PM 37° Clear 4% 6 mph WSW 57%
7 PM 35° Clear 5% 4 mph WSW 62%
8 PM 34° Clear 5% 3 mph SW 65%
9 PM 32° Clear 5% 4 mph S 68%
10 PM 31° Clear 3% 4 mph SSE 71%
11 PM 29° Mostly Clear 3% 4 mph S 72%
12 AM 29° Mostly Clear 3% 4 mph S 74%
1 AM 27° Mostly Clear 3% 5 mph S 75%
2 AM 27° Partly Cloudy 3% 5 mph S 75%
3 AM 27° Partly Cloudy 3% 6 mph S 75%
4 AM 27° Partly Cloudy 3% 6 mph S 75%
5 AM 26° Partly Cloudy 3% 6 mph S 77%
6 AM 26° Partly Cloudy 3% 6 mph S 79%
7 AM 26° Partly Cloudy 3% 6 mph S 80%
8 AM 27° Partly Cloudy 3% 7 mph S 74%
9 AM 29° Partly Cloudy 3% 8 mph SSW 69%
15-Day Forecast
Today
7/26
Mostly Clear
5%
25°
37°
Mon
7/27
Mostly Clear
47%
25°
38°
Tue
7/28
Partly Cloudy
32%
24°
36°
Wed
7/29
Clear
47%
21°
33°
Thu
7/30
Rain
64%
21°
34°
Fri
7/31
Rain
82%
21°
31°
Sat
8/1
Clear
30%
21°
31°
Sun
8/2
Drizzle
42%
20°
32°
Mon
8/3
Clear
44%
21°
34°
Tue
8/4
Drizzle
51%
22°
36°
Wed
8/5
Drizzle
60%
23°
36°
Thu
8/6
Drizzle
60%
22°
34°
Fri
8/7
Drizzle
60%
21°
33°
Sat
8/8
Drizzle
60%
22°
35°
Sun
8/9
Drizzle
60%
23°
35°
55
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
55 AQI 11.6 µg/m³
O3
Ground-level ozone
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 55 Moderate 35 55
Tue 46 Good 31 46
Wed 46 Good 46 39
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 26, 13:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE4495 J/kg
MLCAPE3067 J/kg
MUCAPE4495 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.8
Kinematics
0–6 km Shear17 kt
0–1 km Shear8 kt
Eff. Shear25 kt
0–1 km SRH-11
0–3 km SRH-6
Eff. SRH-6
Storm Motion264° @ 19 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index27.0
Thermo & Levels
PWAT1.56 in
0–3 km LR6.1 °C/km
700–500 LR6.0 °C/km
Total Totals44.8
LCL923 hPa
LFC987 hPa
EL132 hPa
Freezing Lvl16,749 ft