Extreme Heat Warning — Atchison, KS, Doniphan, KS, Atchison, MO, Nodaway, MO, Worth, MO, Gentry, MO, Holt, MO, Andrew, MO, De Kalb, MO, Daviess, MO, Buchanan, MO, Clinton, MO, Caldwell, MO, Livingston, MO, Ray, MO, Carroll, MO, Chariton, MO 10:00 PM Heat Advisory — Atchison, MO, Nodaway, MO, Worth, MO, Gentry, MO, Holt, MO, Andrew, MO, De Kalb, MO, Daviess, MO, Buchanan, MO, Clinton, MO, Caldwell, MO, Livingston, MO, Ray, MO, Carroll, MO, Chariton, MO, Platte, MO, Clay, MO, Jackson, MO, Lafayette, MO, Saline, MO, Howard, MO, Cass, MO, Johnson, MO, Pettis, MO, Cooper, MO, Bates, MO, Henry, MO, Harrison, MO, Mercer, MO, Putnam, MO, Schuyler, MO, Grundy, MO, Sullivan, MO, Adair, MO, Linn, MO, Macon, MO, Randolph, MO 8:00 PM Excessive Heat Watch 7:00 PM

De Kalb, Missouri

Last updated: 6:13 AM CDT  ·  Refresh
26°C
Feels like 31°
Mostly Clear
▲ 38°  /  ▼ 25°
Wind
4 mph SSW
Humidity
89%
Dew Point
24°
Pressure
28.85 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
21%
Sunrise
6:13 AM
Sunset
8:38 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: De Kalb is currently mostly clear at 26°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3402 J/kg) — isolated convective development possible. Sunrise: 6:13AM · Sunset: 8:38PM.

Alerts

Extreme Heat Warning
Atchison, KS, Doniphan, KS, Atchison, MO, Nodaway, MO, Worth, MO, Gentry, MO, Holt, MO, Andrew, MO, De Kalb, MO, Daviess, MO, Buchanan, MO, Clinton, MO, Caldwell, MO, Livingston, MO, Ray, MO, Carroll, MO, Chariton, MO
Expires 10:00 PM
Heat Advisory
Atchison, MO, Nodaway, MO, Worth, MO, Gentry, MO, Holt, MO, Andrew, MO, De Kalb, MO, Daviess, MO, Buchanan, MO, Clinton, MO, Caldwell, MO, Livingston, MO, Ray, MO, Carroll, MO, Chariton, MO, Platte, MO, Clay, MO, Jackson, MO, Lafayette, MO, Saline, MO, Howard, MO, Cass, MO, Johnson, MO, Pettis, MO, Cooper, MO, Bates, MO, Henry, MO, Harrison, MO, Mercer, MO, Putnam, MO, Schuyler, MO, Grundy, MO, Sullivan, MO, Adair, MO, Linn, MO, Macon, MO, Randolph, MO
Expires 8:00 PM
Excessive Heat Watch
Expires 7:00 PM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
11%
7 AM
26°
27%
8 AM
27°
27%
9 AM
29°
20%
10 AM
31°
20%
11 AM
33°
14%
12 PM
34°
14%
1 PM
36°
3%
2 PM
37°
3%
3 PM
37°
4%
4 PM
37°
12%
5 PM
37°
12%
6 PM
37°
13%
7 PM
36°
13%
8 PM
34°
21%
9 PM
33°
22%
10 PM
31°
22%
11 PM
31°
31%
12 AM
30°
31%
1 AM
29°
32%
2 AM
29°
35%
3 AM
29°
31%
4 AM
28°
22%
5 AM
28°
23%
7-Day Forecast
Today
38° 25°
Mostly Clear with a 22% chance of rain.
Mon
40° 25°
Mostly Clear with a 44% chance of rain.
Tue
35° 24°
Mostly Cloudy with a 45% chance of rain.
Wed
32° 23°
Mostly Cloudy with a 46% chance of rain.
Thu
33° 23°
Drizzle, 56% chance.
Fri
33° 22°
Partly Cloudy with a 72% chance of rain.
Sat
32° 21°
Partly Cloudy with a 21% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 26° Mostly Clear 11% 4 mph SSW 89%
7 AM 26° Mostly Clear 27% 4 mph SSW 87%
8 AM 27° Mostly Clear 27% 5 mph SSW 80%
9 AM 29° Partly Cloudy 20% 6 mph SSW 72%
10 AM 31° Mostly Clear 20% 6 mph SSW 65%
11 AM 33° Clear 14% 8 mph SSW 58%
12 PM 34° Mostly Clear 14% 9 mph SSW 52%
1 PM 36° Clear 3% 10 mph SSW 47%
2 PM 37° Clear 3% 11 mph SSW 44%
3 PM 37° Clear 4% 11 mph SSW 41%
4 PM 37° Clear 12% 12 mph SSW 40%
5 PM 37° Clear 12% 12 mph SSW 44%
6 PM 37° Clear 13% 11 mph S 47%
7 PM 36° Clear 13% 10 mph S 51%
8 PM 34° Mostly Clear 21% 10 mph S 55%
9 PM 33° Mostly Clear 22% 10 mph S 58%
10 PM 31° Mostly Clear 22% 11 mph S 61%
11 PM 31° Mostly Clear 31% 10 mph S 62%
12 AM 30° Partly Cloudy 31% 10 mph S 64%
1 AM 29° Partly Cloudy 32% 10 mph S 65%
2 AM 29° Mostly Clear 35% 10 mph SSW 65%
3 AM 29° Mostly Clear 31% 10 mph SSW 65%
4 AM 28° Mostly Clear 22% 10 mph SSW 66%
5 AM 28° Mostly Clear 23% 10 mph SSW 69%
15-Day Forecast
Today
7/26
Mostly Clear
22%
25°
38°
Mon
7/27
Mostly Clear
44%
25°
40°
Tue
7/28
Mostly Cloudy
45%
24°
35°
Wed
7/29
Mostly Cloudy
46%
23°
32°
Thu
7/30
Drizzle
56%
23°
33°
Fri
7/31
Partly Cloudy
72%
22°
33°
Sat
8/1
Partly Cloudy
21%
21°
32°
Sun
8/2
Drizzle
47%
20°
32°
Mon
8/3
Clear
35%
21°
34°
Tue
8/4
Thunderstorm
45%
22°
36°
Wed
8/5
Drizzle
60%
23°
36°
Thu
8/6
Drizzle
60%
22°
34°
Fri
8/7
Drizzle
60%
22°
36°
Sat
8/8
Drizzle
60%
23°
36°
Sun
8/9
Drizzle
60%
24°
37°
52
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
52 AQI 9.7 µg/m³
O3
Ground-level ozone
40 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 52 Moderate 40 52
Mon 52 Moderate 40 52
Tue 47 Good 41 47
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, 09:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2284 J/kg
MLCAPE2572 J/kg
MUCAPE3150 J/kg
SBCIN-365 J/kg
MLCIN0 J/kg
Lifted Index-5.6
Kinematics
0–6 km Shear18 kt
0–1 km Shear12 kt
Eff. Shear35 kt
0–1 km SRH-4
0–3 km SRH28
Eff. SRH59
Storm Motion219° @ 17 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell3.3
K-Index26.9
Thermo & Levels
PWAT1.47 in
0–3 km LR4.7 °C/km
700–500 LR6.4 °C/km
Total Totals46.7
LCL950 hPa
LFC713 hPa
EL156 hPa
Freezing Lvl16,404 ft