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

Linn County, Missouri, United States

Last updated: 3:34 PM CDT  ·  Refresh
32°C
Feels like 38°
Clear
▲ 33°  /  ▼ 22°
Wind
15 mph SSW
Humidity
62%
Dew Point
23°
Pressure
29.08 inHg
Visibility
10 mi
UV Index
8.7
Cloud Cover
9%
Sunrise
5:47 AM
Sunset
8:44 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Linn County is currently clear at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3258 J/kg) — isolated convective development possible. Sunrise: 5:47AM · Sunset: 8:44PM.

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
57 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
3%
4 PM
32°
3%
5 PM
33°
3%
6 PM
32°
3%
7 PM
31°
3%
8 PM
30°
3%
9 PM
28°
3%
10 PM
27°
3%
11 PM
27°
3%
12 AM
26°
3%
1 AM
25°
3%
2 AM
24°
3%
3 AM
24°
3%
4 AM
24°
3%
5 AM
22°
3%
6 AM
22°
3%
7 AM
23°
5%
8 AM
24°
5%
9 AM
26°
9%
10 AM
29°
19%
11 AM
29°
19%
12 PM
30°
19%
1 PM
31°
19%
2 PM
31°
20%
7-Day Forecast
Today
33° 22°
Mostly Clear.
Thu
33° 22°
Partly Cloudy with a 25% chance of rain.
Fri
33° 22°
Partly Cloudy with a 49% chance of rain.
Sat
33° 23°
Partly Cloudy with a 54% chance of rain.
Sun
32° 21°
Thunderstorm, 64% chance.
Mon
29° 20°
Rain, 64% chance.
Tue
31° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 32° Clear 3% 15 mph SSW 62%
4 PM 32° Mostly Clear 3% 16 mph SSW 63%
5 PM 33° Mostly Clear 3% 15 mph SSW 65%
6 PM 32° Mostly Clear 3% 14 mph SSW 68%
7 PM 31° Mostly Clear 3% 12 mph SSW 71%
8 PM 30° Mostly Clear 3% 10 mph SSW 76%
9 PM 28° Partly Cloudy 3% 9 mph SSW 81%
10 PM 27° Partly Cloudy 3% 8 mph SSW 84%
11 PM 27° Partly Cloudy 3% 8 mph SSW 86%
12 AM 26° Partly Cloudy 3% 8 mph SSW 87%
1 AM 25° Partly Cloudy 3% 8 mph SSW 89%
2 AM 24° Partly Cloudy 3% 8 mph SSW 90%
3 AM 24° Partly Cloudy 3% 7 mph SSW 91%
4 AM 24° Partly Cloudy 3% 7 mph SSW 91%
5 AM 22° Partly Cloudy 3% 7 mph S 90%
6 AM 22° Partly Cloudy 3% 7 mph SSW 89%
7 AM 23° Partly Cloudy 5% 8 mph SSW 85%
8 AM 24° Partly Cloudy 5% 9 mph SSW 78%
9 AM 26° Partly Cloudy 9% 10 mph SSW 73%
10 AM 29° Partly Cloudy 19% 10 mph SSW 70%
11 AM 29° Partly Cloudy 19% 11 mph SSW 67%
12 PM 30° Partly Cloudy 19% 11 mph SSW 65%
1 PM 31° Partly Cloudy 19% 11 mph SSW 63%
2 PM 31° Partly Cloudy 20% 11 mph SSW 62%
15-Day Forecast
Today
7/1
Mostly Clear
3%
22°
33°
Thu
7/2
Partly Cloudy
25%
22°
33°
Fri
7/3
Partly Cloudy
49%
22°
33°
Sat
7/4
Partly Cloudy
54%
23°
33°
Sun
7/5
Thunderstorm
64%
21°
32°
Mon
7/6
Rain
64%
20°
29°
Tue
7/7
Clear
17%
20°
31°
Wed
7/8
Drizzle
42%
21°
30°
Thu
7/9
Thunderstorm
66%
20°
32°
Fri
7/10
Drizzle
68%
21°
31°
Sat
7/11
Drizzle
64%
22°
31°
Sun
7/12
Clear
60%
21°
31°
Mon
7/13
Drizzle
60%
21°
31°
Tue
7/14
Drizzle
60%
19°
30°
Wed
7/15
Drizzle
60%
19°
28°
57
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
57 AQI 12.3 µg/m³
O3
Ground-level ozone
28 AQI 30 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 57 Moderate 28 57
Fri 43 Good 30 43
Sat 52 Moderate 33 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 Wed Jul 1, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3272 J/kg
MLCAPE2042 J/kg
MUCAPE3272 J/kg
SBCIN0 J/kg
MLCIN-0 J/kg
Lifted Index-8.0
Kinematics
0–6 km Shear22 kt
0–1 km Shear3 kt
Eff. Shear27 kt
0–1 km SRH-11
0–3 km SRH-92
Eff. SRH-92
Storm Motion192° @ 31 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index24.0
Thermo & Levels
PWAT1.54 in
0–3 km LR7.0 °C/km
700–500 LR6.8 °C/km
Total Totals48.3
LCL863 hPa
LFC985 hPa
EL151 hPa
Freezing Lvl14,980 ft