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: 7:44 AM CDT  ·  Refresh
27°C
Feels like 31°
Partly Cloudy
▲ 37°  /  ▼ 25°
Wind
3 mph WSW
Humidity
88%
Dew Point
25°
Pressure
29.15 inHg
Visibility
8 mi
UV Index
4.1
Cloud Cover
51%
Sunrise
6:04 AM
Sunset
8:26 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Boone County is currently partly cloudy at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4205 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
27°
11%
8 AM
29°
23%
9 AM
30°
23%
10 AM
32°
14%
11 AM
33°
14%
12 PM
34°
7%
1 PM
36°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
36°
3%
5 PM
36°
3%
6 PM
34°
3%
7 PM
33°
3%
8 PM
32°
3%
9 PM
31°
3%
10 PM
30°
3%
11 PM
29°
5%
12 AM
29°
5%
1 AM
27°
5%
2 AM
27°
5%
3 AM
27°
5%
4 AM
27°
14%
5 AM
26°
14%
6 AM
26°
18%
7-Day Forecast
Today
37° 25°
Mostly Clear.
Mon
38° 25°
Mostly Clear with a 43% chance of rain.
Tue
36° 24°
Partly Cloudy with a 28% chance of rain.
Wed
33° 21°
Mostly Clear with a 39% chance of rain.
Thu
33° 21°
Rain, 43% chance.
Fri
32° 21°
Rain, 74% chance.
Sat
32° 20°
Clear with a 30% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 27° Partly Cloudy 11% 3 mph WSW 88%
8 AM 29° Partly Cloudy 23% 6 mph WSW 81%
9 AM 30° Partly Cloudy 23% 6 mph WSW 75%
10 AM 32° Partly Cloudy 14% 7 mph W 70%
11 AM 33° Partly Cloudy 14% 7 mph W 66%
12 PM 34° Partly Cloudy 7% 7 mph WSW 61%
1 PM 36° Mostly Clear 3% 8 mph WSW 56%
2 PM 37° Clear 3% 8 mph WSW 53%
3 PM 37° Mostly Clear 3% 9 mph WSW 49%
4 PM 36° Mostly Clear 3% 7 mph WSW 52%
5 PM 36° Clear 3% 7 mph SW 57%
6 PM 34° Clear 3% 7 mph S 64%
7 PM 33° Clear 3% 6 mph SSE 66%
8 PM 32° Mostly Clear 3% 5 mph S 67%
9 PM 31° Partly Cloudy 3% 4 mph S 67%
10 PM 30° Partly Cloudy 3% 5 mph SSW 68%
11 PM 29° Partly Cloudy 5% 5 mph SSW 69%
12 AM 29° Partly Cloudy 5% 6 mph SSW 70%
1 AM 27° Partly Cloudy 5% 6 mph SSW 72%
2 AM 27° Mostly Cloudy 5% 6 mph SSW 74%
3 AM 27° Mostly Cloudy 5% 6 mph SSW 76%
4 AM 27° Mostly Cloudy 14% 6 mph SSW 76%
5 AM 26° Mostly Cloudy 14% 5 mph SSW 76%
6 AM 26° Mostly Cloudy 18% 5 mph SSW 76%
15-Day Forecast
Today
7/26
Mostly Clear
14%
25°
37°
Mon
7/27
Mostly Clear
43%
25°
38°
Tue
7/28
Partly Cloudy
28%
24°
36°
Wed
7/29
Mostly Clear
39%
21°
33°
Thu
7/30
Rain
43%
21°
33°
Fri
7/31
Rain
74%
21°
32°
Sat
8/1
Clear
30%
20°
32°
Sun
8/2
Drizzle
42%
19°
32°
Mon
8/3
Drizzle
44%
20°
34°
Tue
8/4
Clear
44%
22°
36°
Wed
8/5
Drizzle
60%
22°
35°
Thu
8/6
Drizzle
60%
22°
34°
Fri
8/7
Drizzle
60%
21°
34°
Sat
8/8
Rain
90%
22°
34°
Sun
8/9
Drizzle
60%
22°
36°
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, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3286 J/kg
MLCAPE2743 J/kg
MUCAPE3286 J/kg
SBCIN-210 J/kg
MLCIN0 J/kg
Lifted Index-6.1
Kinematics
0–6 km Shear12 kt
0–1 km Shear15 kt
Eff. Shear26 kt
0–1 km SRH-4
0–3 km SRH39
Eff. SRH39
Storm Motion265° @ 15 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell1.7
K-Index26.4
Thermo & Levels
PWAT1.57 in
0–3 km LR4.9 °C/km
700–500 LR6.1 °C/km
Total Totals45.3
LCL963 hPa
LFC728 hPa
EL148 hPa
Freezing Lvl16,457 ft