Heat Advisory — Atchison, KS, Doniphan, KS, Leavenworth, KS, Wyandotte, KS, Johnson, KS, Andrew, MO, De Kalb, MO, Buchanan, MO, Clinton, MO, Caldwell, MO, Livingston, MO, Platte, MO, Clay, MO, Ray, MO, Carroll, MO, Chariton, MO, Randolph, MO, Jackson, MO, Lafayette, MO 8:00 PM Extreme Heat Warning — Miami, KS, Linn, KS, Saline, MO, Howard, MO, Cass, MO, Johnson, MO, Pettis, MO, Cooper, MO, Bates, MO, Henry, MO 8:00 PM

Lafayette County, Missouri, United States

Last updated: 5:14 AM CDT  ·  Refresh
25°C
Feels like 26°
Clear
▲ 34°  /  ▼ 25°
Wind
10 mph SSW
Humidity
70%
Dew Point
20°
Pressure
29.06 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
6:25 AM
Sunset
8:15 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lafayette County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3553 J/kg) — isolated convective development possible. Sunrise: 6:25AM · Sunset: 8:15PM.

Alerts

Heat Advisory
Atchison, KS, Doniphan, KS, Leavenworth, KS, Wyandotte, KS, Johnson, KS, Andrew, MO, De Kalb, MO, Buchanan, MO, Clinton, MO, Caldwell, MO, Livingston, MO, Platte, MO, Clay, MO, Ray, MO, Carroll, MO, Chariton, MO, Randolph, MO, Jackson, MO, Lafayette, MO
Expires 8:00 PM
Extreme Heat Warning
Miami, KS, Linn, KS, Saline, MO, Howard, MO, Cass, MO, Johnson, MO, Pettis, MO, Cooper, MO, Bates, MO, Henry, MO
Expires 8:00 PM
42 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
3%
6 AM
23°
7%
7 AM
23°
7%
8 AM
24°
7%
9 AM
26°
7%
10 AM
27°
7%
11 AM
28°
7%
12 PM
30°
3%
1 PM
31°
3%
2 PM
33°
3%
3 PM
34°
3%
4 PM
34°
17%
5 PM
33°
16%
6 PM
34°
5%
7 PM
33°
5%
8 PM
32°
5%
9 PM
31°
8%
10 PM
29°
8%
11 PM
29°
8%
12 AM
28°
8%
1 AM
28°
8%
2 AM
28°
9%
3 AM
28°
9%
4 AM
27°
9%
7-Day Forecast
Today
34° 25°
Partly Cloudy.
Wed
37° 25°
Mostly Clear.
Thu
34° 23°
Mostly Clear with a 23% chance of rain.
Fri
35° 21°
Mostly Clear with a 26% chance of rain.
Sat
38° 25°
Mostly Clear.
Sun
34° 22°
Partly Cloudy with a 34% chance of rain.
Mon
33° 20°
Clear with a 30% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 3% 10 mph SSW 70%
6 AM 23° Clear 7% 11 mph SSW 67%
7 AM 23° Mostly Clear 7% 11 mph SSW 69%
8 AM 24° Partly Cloudy 7% 12 mph SSW 68%
9 AM 26° Partly Cloudy 7% 14 mph SW 66%
10 AM 27° Mostly Clear 7% 15 mph SW 63%
11 AM 28° Mostly Clear 7% 15 mph SW 59%
12 PM 30° Mostly Clear 3% 15 mph SW 55%
1 PM 31° Partly Cloudy 3% 15 mph SW 52%
2 PM 33° Partly Cloudy 3% 14 mph SW 51%
3 PM 34° Partly Cloudy 3% 12 mph SSW 50%
4 PM 34° Rain 17% 11 mph SSW 49%
5 PM 33° Partly Cloudy 16% 10 mph SSW 53%
6 PM 34° Partly Cloudy 5% 9 mph SSW 58%
7 PM 33° Partly Cloudy 5% 9 mph S 61%
8 PM 32° Partly Cloudy 5% 9 mph S 62%
9 PM 31° Partly Cloudy 8% 9 mph S 62%
10 PM 29° Partly Cloudy 8% 9 mph S 61%
11 PM 29° Partly Cloudy 8% 10 mph S 61%
12 AM 28° Partly Cloudy 8% 11 mph SSW 60%
1 AM 28° Partly Cloudy 8% 11 mph SSW 59%
2 AM 28° Partly Cloudy 9% 12 mph SSW 59%
3 AM 28° Partly Cloudy 9% 12 mph SSW 58%
4 AM 27° Mostly Clear 9% 13 mph SSW 59%
15-Day Forecast
Today
8/11
Partly Cloudy
16%
25°
34°
Wed
8/12
Mostly Clear
12%
25°
37°
Thu
8/13
Mostly Clear
23%
23°
34°
Fri
8/14
Mostly Clear
26%
21°
35°
Sat
8/15
Mostly Clear
15%
25°
38°
Sun
8/16
Partly Cloudy
34%
22°
34°
Mon
8/17
Clear
30%
20°
33°
Tue
8/18
Clear
34%
22°
39°
Wed
8/19
Clear
35%
23°
38°
Thu
8/20
Mostly Clear
35%
25°
40°
Fri
8/21
Drizzle
60%
22°
40°
Sat
8/22
Drizzle
60%
22°
36°
Sun
8/23
Drizzle
60%
21°
36°
Mon
8/24
Drizzle
60%
21°
33°
Tue
8/25
Drizzle
60%
20°
34°
42
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
42 AQI 7.6 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 42 Good 34 42
Wed 36 Good 36 27
Thu 42 Good 33 42
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 Tue Aug 11, 08:00'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
SBCAPE770 J/kg
MLCAPE1249 J/kg
MUCAPE1452 J/kg
SBCIN-783 J/kg
MLCIN0 J/kg
Lifted Index-3.1
Kinematics
0–6 km Shear10 kt
0–1 km Shear18 kt
Eff. Shear—
0–1 km SRH131
0–3 km SRH146
Eff. SRH—
Storm Motion38° @ 4 kt
0–1 km EHI0.6
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index23.6
Thermo & Levels
PWAT1.36 in
0–3 km LR3.9 °C/km
700–500 LR8.0 °C/km
Total Totals49.5
LCL913 hPa
LFC620 hPa
EL214 hPa
Freezing Lvl14,587 ft