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: 9:40 AM CDT  ·  Refresh
30°C
Feels like 36°
Clear
▲ 37°  /  ▼ 25°
Wind
5 mph SSW
Humidity
71%
Dew Point
25°
Pressure
28.85 inHg
Visibility
8 mi
UV Index
7.2
Cloud Cover
5%
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 clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3488 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
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
3%
10 AM
32°
14%
11 AM
33°
14%
12 PM
34°
14%
1 PM
36°
3%
2 PM
37°
4%
3 PM
37°
4%
4 PM
37°
13%
5 PM
37°
16%
6 PM
36°
16%
7 PM
35°
16%
8 PM
33°
22%
9 PM
32°
22%
10 PM
31°
26%
11 PM
31°
35%
12 AM
30°
40%
1 AM
29°
44%
2 AM
28°
45%
3 AM
28°
36%
4 AM
27°
24%
5 AM
26°
19%
6 AM
26°
8%
7 AM
26°
5%
8 AM
27°
5%
7-Day Forecast
Today
37° 25°
Clear with a 22% chance of rain.
Mon
39° 25°
Mostly Clear with a 49% chance of rain.
Tue
35° 23°
Overcast with a 38% chance of rain.
Wed
31° 23°
Partly Cloudy with a 43% chance of rain.
Thu
32° 23°
Rain, 64% chance.
Fri
31° 22°
Drizzle, 51% chance.
Sat
31° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 30° Clear 3% 5 mph SSW 71%
10 AM 32° Clear 14% 7 mph SSW 65%
11 AM 33° Partly Cloudy 14% 9 mph SSW 60%
12 PM 34° Partly Cloudy 14% 10 mph SSW 54%
1 PM 36° Clear 3% 11 mph SSW 49%
2 PM 37° Clear 4% 11 mph SSW 46%
3 PM 37° Clear 4% 12 mph SSW 43%
4 PM 37° Clear 13% 12 mph SSW 45%
5 PM 37° Clear 16% 12 mph SSW 48%
6 PM 36° Clear 16% 12 mph S 52%
7 PM 35° Clear 16% 11 mph S 56%
8 PM 33° Clear 22% 10 mph S 60%
9 PM 32° Clear 22% 10 mph S 63%
10 PM 31° Partly Cloudy 26% 11 mph S 64%
11 PM 31° Partly Cloudy 35% 11 mph S 64%
12 AM 30° Mostly Cloudy 40% 11 mph S 64%
1 AM 29° Mostly Cloudy 44% 10 mph S 67%
2 AM 28° Mostly Cloudy 45% 9 mph S 72%
3 AM 28° Mostly Cloudy 36% 8 mph S 75%
4 AM 27° Mostly Cloudy 24% 8 mph S 77%
5 AM 26° Partly Cloudy 19% 9 mph S 78%
6 AM 26° Partly Cloudy 8% 11 mph S 78%
7 AM 26° Partly Cloudy 5% 11 mph S 76%
8 AM 27° Partly Cloudy 5% 11 mph SSW 71%
15-Day Forecast
Today
7/26
Clear
22%
25°
37°
Mon
7/27
Mostly Clear
49%
25°
39°
Tue
7/28
Overcast
38%
23°
35°
Wed
7/29
Partly Cloudy
43%
23°
31°
Thu
7/30
Rain
64%
23°
32°
Fri
7/31
Drizzle
51%
22°
31°
Sat
8/1
Clear
8%
21°
31°
Sun
8/2
Clear
18%
20°
31°
Mon
8/3
Clear
19%
21°
34°
Tue
8/4
Drizzle
51%
22°
37°
Wed
8/5
Drizzle
60%
23°
35°
Thu
8/6
Drizzle
60%
22°
33°
Fri
8/7
Drizzle
60%
21°
33°
Sat
8/8
Drizzle
60%
23°
36°
Sun
8/9
Drizzle
60%
23°
34°
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 10.6 µg/m³
O3
Ground-level ozone
38 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 54 Moderate 38 54
Tue 51 Moderate 41 51
Wed 51 Moderate 44 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 Sun Jul 26, 13:00'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
SBCAPE3419 J/kg
MLCAPE2288 J/kg
MUCAPE3419 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-6.9
Kinematics
0–6 km Shear17 kt
0–1 km Shear9 kt
Eff. Shear22 kt
0–1 km SRH-17
0–3 km SRH-11
Eff. SRH-11
Storm Motion231° @ 21 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.3
Thermo & Levels
PWAT1.53 in
0–3 km LR6.2 °C/km
700–500 LR6.2 °C/km
Total Totals50.0
LCL901 hPa
LFC977 hPa
EL140 hPa
Freezing Lvl16,765 ft