Extreme Heat Warning — Doniphan, KS, Buchanan, MO, Clinton, MO, Caldwell, MO, Ray, MO, Carroll, MO, Lafayette, MO, Saline, MO, Howard, MO, Johnson, MO, Pettis, MO, Cooper, MO, Henry, MO 8:00 PM

Lafayette County, Missouri, United States

Last updated: 7:42 AM CDT  ·  Refresh
24°C
Feels like 26°
Partly Cloudy
▲ 36°  /  ▼ 20°
Wind
6 mph E
Humidity
85%
Dew Point
22°
Pressure
29.11 inHg
Visibility
9 mi
UV Index
2.7
Cloud Cover
30%
Sunrise
6:48 AM
Sunset
7:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lafayette County is currently partly cloudy at 24°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2773 J/kg) — isolated convective development possible. Sunrise: 6:48AM · Sunset: 7:37PM.

Alerts

Extreme Heat Warning
Doniphan, KS, Buchanan, MO, Clinton, MO, Caldwell, MO, Ray, MO, Carroll, MO, Lafayette, MO, Saline, MO, Howard, MO, Johnson, MO, Pettis, MO, Cooper, MO, Henry, MO
Expires 8:00 PM
46 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
12%
8 AM
23°
29%
9 AM
26°
21%
10 AM
28°
21%
11 AM
30°
21%
12 PM
32°
21%
1 PM
34°
21%
2 PM
34°
26%
3 PM
34°
27%
4 PM
33°
35%
5 PM
33°
35%
6 PM
31°
36%
7 PM
29°
37%
8 PM
28°
31%
9 PM
26°
31%
10 PM
24°
23%
11 PM
24°
22%
12 AM
24°
22%
1 AM
24°
14%
2 AM
23°
14%
3 AM
22°
14%
4 AM
22°
14%
5 AM
20°
11%
6 AM
20°
5%
7-Day Forecast
Today
36° 20°
Partly Cloudy with a 37% chance of rain.
Mon
33° 20°
Partly Cloudy.
Tue
41° 19°
Partly Cloudy.
Wed
36° 21°
Heavy Rain, 83% chance.
Thu
33° 17°
Rain, 90% chance.
Fri
36° 14°
Rain, 61% chance.
Sat
34° 20°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 24° Partly Cloudy 12% 6 mph E 85%
8 AM 23° Partly Cloudy 29% 9 mph E 76%
9 AM 26° Mostly Cloudy 21% 9 mph E 69%
10 AM 28° Mostly Cloudy 21% 9 mph E 62%
11 AM 30° Partly Cloudy 21% 8 mph E 56%
12 PM 32° Mostly Clear 21% 8 mph E 50%
1 PM 34° Partly Cloudy 21% 9 mph E 48%
2 PM 34° Partly Cloudy 26% 10 mph E 47%
3 PM 34° Partly Cloudy 27% 11 mph E 46%
4 PM 33° Partly Cloudy 35% 10 mph E 47%
5 PM 33° Mostly Cloudy 35% 9 mph E 50%
6 PM 31° Mostly Cloudy 36% 9 mph ESE 54%
7 PM 29° Partly Cloudy 37% 9 mph ESE 60%
8 PM 28° Partly Cloudy 31% 8 mph E 67%
9 PM 26° Partly Cloudy 31% 7 mph E 73%
10 PM 24° Partly Cloudy 23% 6 mph E 73%
11 PM 24° Partly Cloudy 22% 7 mph E 72%
12 AM 24° Partly Cloudy 22% 8 mph E 70%
1 AM 24° Partly Cloudy 14% 8 mph ESE 70%
2 AM 23° Partly Cloudy 14% 8 mph ESE 70%
3 AM 22° Partly Cloudy 14% 9 mph ESE 70%
4 AM 22° Partly Cloudy 14% 9 mph ESE 70%
5 AM 20° Partly Cloudy 11% 9 mph ESE 70%
6 AM 20° Partly Cloudy 5% 9 mph ESE 69%
15-Day Forecast
Today
9/6
Partly Cloudy
37%
20°
36°
Mon
9/7
Partly Cloudy
14%
20°
33°
Tue
9/8
Partly Cloudy
6%
19°
41°
Wed
9/9
Heavy Rain
83%
21°
36°
Thu
9/10
Rain
90%
17°
33°
Fri
9/11
Rain
61%
14°
36°
Sat
9/12
Rain
63%
20°
34°
Sun
9/13
Rain
80%
16°
29°
Mon
9/14
Drizzle
54%
13°
27°
Tue
9/15
Drizzle
56%
7°
28°
Wed
9/16
Drizzle
60%
7°
29°
Thu
9/17
Clear
60%
16°
31°
Fri
9/18
Drizzle
60%
17°
31°
Sat
9/19
Drizzle
60%
17°
31°
Sun
9/20
Drizzle
60%
17°
32°
46
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
43 AQI 7.9 µg/m³
O3
Ground-level ozone
Dominant
46 AQI 51 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 46 Good 46 43
Tue 51 Moderate 43 51
Wed 52 Moderate 50 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 Sun Sep 6, 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
SBCAPE862 J/kg
MLCAPE716 J/kg
MUCAPE1276 J/kg
SBCIN-393 J/kg
MLCIN-276 J/kg
Lifted Index-3.9
Kinematics
0–6 km Shear13 kt
0–1 km Shear6 kt
Eff. Shear24 kt
0–1 km SRH26
0–3 km SRH92
Eff. SRH118
Storm Motion48° @ 18 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell1.9
K-Index32.8
Thermo & Levels
PWAT1.59 in
0–3 km LR4.5 °C/km
700–500 LR6.7 °C/km
Total Totals50.4
LCL956 hPa
LFC673 hPa
EL223 hPa
Freezing Lvl14,193 ft