Excessive Heat Warning — Atchison, MO, Nodaway, MO, Worth, MO, Gentry, MO, Harrison, MO, Mercer, MO, Putnam, MO, Schuyler, MO, Holt, MO, Andrew, MO, De Kalb, MO, Daviess, MO, Grundy, MO, Sullivan, MO, Adair, MO, Buchanan, MO, Clinton, MO, Caldwell, MO, Livingston, MO, Linn, MO, Macon, MO, Platte, MO, Clay, MO, Ray, MO, Carroll, MO, Chariton, MO, Randolph, MO, Jackson, MO, Lafayette, MO, Saline, MO, Howard, MO, Cass, MO, Johnson, MO, Pettis, MO, Cooper, MO, Bates, MO, Henry, MO 9:00 PM

Lafayette County, Missouri, United States

Last updated: 4:58 PM CDT  ·  Refresh
32°C
Feels like 38°
Mostly Clear
▲ 33°  /  ▼ 22°
Wind
14 mph SSW
Humidity
65%
Dew Point
23°
Pressure
29.08 inHg
Visibility
10 mi
UV Index
7.3
Cloud Cover
20%
Sunrise
5:53 AM
Sunset
8:45 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lafayette County is currently mostly clear at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3295 J/kg) — isolated convective development possible. Sunrise: 5:53AM · Sunset: 8:45PM.

Alerts

Excessive Heat Warning
Atchison, MO, Nodaway, MO, Worth, MO, Gentry, MO, Harrison, MO, Mercer, MO, Putnam, MO, Schuyler, MO, Holt, MO, Andrew, MO, De Kalb, MO, Daviess, MO, Grundy, MO, Sullivan, MO, Adair, MO, Buchanan, MO, Clinton, MO, Caldwell, MO, Livingston, MO, Linn, MO, Macon, MO, Platte, MO, Clay, MO, Ray, MO, Carroll, MO, Chariton, MO, Randolph, MO, Jackson, MO, Lafayette, MO, Saline, MO, Howard, MO, Cass, MO, Johnson, MO, Pettis, MO, Cooper, MO, Bates, MO, Henry, MO
Expires 9:00 PM
51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
3%
5 PM
33°
3%
6 PM
32°
3%
7 PM
31°
3%
8 PM
29°
3%
9 PM
27°
3%
10 PM
27°
3%
11 PM
26°
3%
12 AM
26°
3%
1 AM
24°
3%
2 AM
24°
3%
3 AM
24°
3%
4 AM
23°
3%
5 AM
22°
3%
6 AM
22°
3%
7 AM
24°
3%
8 AM
26°
5%
9 AM
27°
5%
10 AM
28°
15%
11 AM
31°
15%
12 PM
31°
19%
1 PM
32°
19%
2 PM
32°
15%
3 PM
32°
15%
7-Day Forecast
Today
33° 22°
Mostly Clear.
Thu
33° 22°
Partly Cloudy.
Fri
33° 23°
Partly Cloudy with a 23% chance of rain.
Sat
32° 23°
Mostly Cloudy with a 66% chance of rain.
Sun
32° 21°
Partly Cloudy with a 35% chance of rain.
Mon
30° 21°
Drizzle, 52% chance.
Tue
31° 21°
Drizzle, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 32° Mostly Clear 3% 14 mph SSW 65%
5 PM 33° Mostly Clear 3% 13 mph SSW 68%
6 PM 32° Mostly Clear 3% 12 mph SSW 72%
7 PM 31° Mostly Clear 3% 10 mph SSW 77%
8 PM 29° Mostly Clear 3% 8 mph SSW 82%
9 PM 27° Mostly Clear 3% 7 mph S 87%
10 PM 27° Mostly Clear 3% 7 mph S 88%
11 PM 26° Partly Cloudy 3% 7 mph SSW 88%
12 AM 26° Partly Cloudy 3% 8 mph SSW 88%
1 AM 24° Partly Cloudy 3% 8 mph SSW 89%
2 AM 24° Mostly Clear 3% 8 mph SSW 89%
3 AM 24° Partly Cloudy 3% 8 mph S 89%
4 AM 23° Partly Cloudy 3% 8 mph SSW 88%
5 AM 22° Partly Cloudy 3% 8 mph SSW 88%
6 AM 22° Partly Cloudy 3% 8 mph SSW 87%
7 AM 24° Partly Cloudy 3% 10 mph SSW 81%
8 AM 26° Partly Cloudy 5% 10 mph SSW 76%
9 AM 27° Partly Cloudy 5% 11 mph SSW 70%
10 AM 28° Partly Cloudy 15% 12 mph SSW 66%
11 AM 31° Partly Cloudy 15% 12 mph SSW 64%
12 PM 31° Partly Cloudy 19% 12 mph SSW 61%
1 PM 32° Partly Cloudy 19% 12 mph SSW 61%
2 PM 32° Mostly Cloudy 15% 12 mph SSW 61%
3 PM 32° Mostly Cloudy 15% 11 mph SSW 60%
15-Day Forecast
Today
7/1
Mostly Clear
3%
22°
33°
Thu
7/2
Partly Cloudy
17%
22°
33°
Fri
7/3
Partly Cloudy
23%
23°
33°
Sat
7/4
Mostly Cloudy
66%
23°
32°
Sun
7/5
Partly Cloudy
35%
21°
32°
Mon
7/6
Drizzle
52%
21°
30°
Tue
7/7
Drizzle
63%
21°
31°
Wed
7/8
Mostly Cloudy
42%
21°
30°
Thu
7/9
Thunderstorm
68%
21°
32°
Fri
7/10
Thunderstorm
68%
21°
31°
Sat
7/11
Drizzle
64%
22°
31°
Sun
7/12
Drizzle
60%
22°
32°
Mon
7/13
Drizzle
60%
21°
31°
Tue
7/14
Drizzle
60%
21°
31°
Wed
7/15
Drizzle
60%
19°
29°
51
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
51 AQI 9.3 µg/m³
O3
Ground-level ozone
28 AQI 31 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 51 Moderate 28 51
Fri 34 Good 31 34
Sat 51 Moderate 34 51
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 Wed Jul 1, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3412 J/kg
MLCAPE2301 J/kg
MUCAPE3412 J/kg
SBCIN-18 J/kg
MLCIN0 J/kg
Lifted Index-8.3
Kinematics
0–6 km Shear21 kt
0–1 km Shear7 kt
Eff. Shear26 kt
0–1 km SRH-16
0–3 km SRH-66
Eff. SRH-66
Storm Motion189° @ 32 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index28.6
Thermo & Levels
PWAT1.63 in
0–3 km LR6.9 °C/km
700–500 LR6.8 °C/km
Total Totals50.2
LCL871 hPa
LFC845 hPa
EL147 hPa
Freezing Lvl15,039 ft