Excessive Heat Watch 8:00 PM

Howard County, Missouri, United States

Last updated: 3:47 AM CDT  ·  Refresh
21°C
Feels like 23°
Clear
▲ 31°  /  ▼ 21°
Wind
5 mph SW
Humidity
94%
Dew Point
20°
Pressure
29.24 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
5%
Sunrise
6:17 AM
Sunset
8:14 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Howard County is currently clear at 21°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3263 J/kg) — isolated convective development possible. Sunrise: 6:17AM · Sunset: 8:14PM.

Alerts

Excessive Heat Watch
Expires 8:00 PM
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
3%
4 AM
21°
3%
5 AM
19°
3%
6 AM
19°
3%
7 AM
20°
3%
8 AM
22°
3%
9 AM
23°
3%
10 AM
24°
3%
11 AM
26°
3%
12 PM
27°
3%
1 PM
29°
3%
2 PM
30°
3%
3 PM
30°
3%
4 PM
30°
3%
5 PM
31°
3%
6 PM
30°
3%
7 PM
29°
3%
8 PM
28°
8%
9 PM
26°
9%
10 PM
25°
9%
11 PM
25°
9%
12 AM
24°
9%
1 AM
24°
9%
2 AM
23°
9%
7-Day Forecast
Today
31° 21°
Clear.
Sun
35° 21°
Clear with a 31% chance of rain.
Mon
37° 24°
Partly Cloudy with a 22% chance of rain.
Tue
35° 24°
Overcast with a 52% chance of rain.
Wed
36° 21°
Thunderstorm, 82% chance.
Thu
29° 18°
Heavy Rain, 82% chance.
Fri
27° 15°
Rain, 82% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Clear 3% 5 mph SW 94%
4 AM 21° Clear 3% 5 mph SW 93%
5 AM 19° Clear 3% 4 mph WSW 93%
6 AM 19° Clear 3% 4 mph WSW 94%
7 AM 20° Mostly Clear 3% 3 mph WSW 91%
8 AM 22° Mostly Clear 3% 3 mph W 87%
9 AM 23° Mostly Clear 3% 3 mph NW 82%
10 AM 24° Mostly Clear 3% 2 mph NW 77%
11 AM 26° Mostly Clear 3% 1 mph ESE 74%
12 PM 27° Clear 3% 3 mph SE 69%
1 PM 29° Clear 3% 4 mph SE 67%
2 PM 30° Clear 3% 5 mph SE 64%
3 PM 30° Clear 3% 6 mph SE 63%
4 PM 30° Clear 3% 6 mph SE 65%
5 PM 31° Clear 3% 6 mph SE 69%
6 PM 30° Clear 3% 6 mph SE 74%
7 PM 29° Mostly Clear 3% 6 mph ESE 77%
8 PM 28° Mostly Clear 8% 6 mph ESE 79%
9 PM 26° Partly Cloudy 9% 6 mph SE 80%
10 PM 25° Partly Cloudy 9% 6 mph SE 81%
11 PM 25° Mostly Clear 9% 7 mph SE 81%
12 AM 24° Mostly Clear 9% 7 mph SSE 82%
1 AM 24° Mostly Clear 9% 8 mph SSE 82%
2 AM 23° Mostly Clear 9% 8 mph SSE 83%
15-Day Forecast
Today
8/8
Clear
9%
21°
31°
Sun
8/9
Clear
31%
21°
35°
Mon
8/10
Partly Cloudy
22%
24°
37°
Tue
8/11
Overcast
52%
24°
35°
Wed
8/12
Thunderstorm
82%
21°
36°
Thu
8/13
Heavy Rain
82%
18°
29°
Fri
8/14
Rain
82%
15°
27°
Sat
8/15
Rain
82%
16°
27°
Sun
8/16
Drizzle
44%
15°
29°
Mon
8/17
Rain
50%
17°
31°
Tue
8/18
Drizzle
60%
20°
34°
Wed
8/19
Drizzle
60%
21°
35°
Thu
8/20
Drizzle
60%
21°
35°
Fri
8/21
Drizzle
60%
21°
34°
Sat
8/22
Clear
60%
20°
33°
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
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 35 54
Sun 52 Moderate 37 52
Mon 52 Moderate 32 52
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 Sat Aug 8, 07:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE213 J/kg
MLCAPE445 J/kg
MUCAPE596 J/kg
SBCIN-554 J/kg
MLCIN0 J/kg
Lifted Index-2.1
Kinematics
0–6 km Shear34 kt
0–1 km Shear9 kt
Eff. Shear—
0–1 km SRH58
0–3 km SRH-48
Eff. SRH—
Storm Motion291° @ 24 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.1
STP (eff)—
Supercell—
K-Index15.7
Thermo & Levels
PWAT1.14 in
0–3 km LR3.3 °C/km
700–500 LR7.6 °C/km
Total Totals46.3
LCL977 hPa
LFC600 hPa
EL297 hPa
Freezing Lvl14,262 ft