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

Linn County, Missouri, United States

Last updated: 8:56 AM CDT  ·  Refresh
28°C
Feels like 34°
Partly Cloudy
▲ 38°  /  ▼ 25°
Wind
4 mph WSW
Humidity
84%
Dew Point
26°
Pressure
29.06 inHg
Visibility
7 mi
UV Index
5.9
Cloud Cover
48%
Sunrise
6:05 AM
Sunset
8:31 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Linn County is currently partly cloudy at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4112 J/kg) — isolated convective development possible. Sunrise: 6:05AM · Sunset: 8:31PM.

Alerts

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
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
11%
9 AM
30°
14%
10 AM
32°
14%
11 AM
33°
14%
12 PM
34°
3%
1 PM
37°
3%
2 PM
37°
3%
3 PM
38°
3%
4 PM
38°
3%
5 PM
38°
3%
6 PM
37°
3%
7 PM
34°
3%
8 PM
32°
5%
9 PM
29°
5%
10 PM
29°
5%
11 PM
28°
5%
12 AM
28°
5%
1 AM
27°
16%
2 AM
27°
21%
3 AM
27°
21%
4 AM
26°
25%
5 AM
26°
29%
6 AM
25°
28%
7 AM
26°
28%
7-Day Forecast
Today
38° 25°
Mostly Clear.
Mon
38° 25°
Mostly Clear with a 49% chance of rain.
Tue
37° 23°
Partly Cloudy with a 29% chance of rain.
Wed
34° 20°
Partly Cloudy with a 57% chance of rain.
Thu
33° 20°
Rain, 64% chance.
Fri
31° 21°
Heavy Rain, 82% chance.
Sat
32° 19°
Rain, 28% chance.
TimeTempConditionsPrecipWindHumidity
Now 28° Partly Cloudy 11% 4 mph WSW 84%
9 AM 30° Mostly Cloudy 14% 6 mph WSW 75%
10 AM 32° Partly Cloudy 14% 6 mph WSW 68%
11 AM 33° Partly Cloudy 14% 8 mph WSW 62%
12 PM 34° Partly Cloudy 3% 8 mph SW 55%
1 PM 37° Clear 3% 8 mph SW 51%
2 PM 37° Mostly Clear 3% 10 mph SW 47%
3 PM 38° Clear 3% 10 mph SW 44%
4 PM 38° Clear 3% 10 mph SW 46%
5 PM 38° Clear 3% 9 mph SW 48%
6 PM 37° Clear 3% 8 mph SSW 52%
7 PM 34° Mostly Clear 3% 7 mph SSW 60%
8 PM 32° Mostly Clear 5% 7 mph S 67%
9 PM 29° Partly Cloudy 5% 7 mph S 74%
10 PM 29° Partly Cloudy 5% 7 mph S 75%
11 PM 28° Mostly Clear 5% 7 mph SSW 76%
12 AM 28° Mostly Clear 5% 7 mph SSW 76%
1 AM 27° Mostly Clear 16% 7 mph SSW 76%
2 AM 27° Mostly Clear 21% 7 mph SSW 75%
3 AM 27° Mostly Clear 21% 7 mph SSW 74%
4 AM 26° Partly Cloudy 25% 6 mph SSW 76%
5 AM 26° Rain 29% 6 mph S 78%
6 AM 25° Rain 28% 7 mph SSE 80%
7 AM 26° Partly Cloudy 28% 7 mph S 76%
15-Day Forecast
Today
7/26
Mostly Clear
14%
25°
38°
Mon
7/27
Mostly Clear
49%
25°
38°
Tue
7/28
Partly Cloudy
29%
23°
37°
Wed
7/29
Partly Cloudy
57%
20°
34°
Thu
7/30
Rain
64%
20°
33°
Fri
7/31
Heavy Rain
82%
21°
31°
Sat
8/1
Rain
28%
19°
32°
Sun
8/2
Clear
18%
19°
33°
Mon
8/3
Clear
44%
19°
34°
Tue
8/4
Drizzle
51%
22°
37°
Wed
8/5
Drizzle
60%
21°
36°
Thu
8/6
Drizzle
60%
20°
34°
Fri
8/7
Drizzle
60%
19°
34°
Sat
8/8
Drizzle
60%
21°
36°
Sun
8/9
Clear
60%
21°
35°
55
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
55 AQI 11.3 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 55 Moderate 40 55
Tue 48 Good 43 48
Wed 44 Good 44 44
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, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE4495 J/kg
MLCAPE2665 J/kg
MUCAPE4495 J/kg
SBCIN-198 J/kg
MLCIN0 J/kg
Lifted Index-8.3
Kinematics
0–6 km Shear25 kt
0–1 km Shear8 kt
Eff. Shear28 kt
0–1 km SRH-14
0–3 km SRH-4
Eff. SRH-4
Storm Motion251° @ 20 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index25.6
Thermo & Levels
PWAT1.48 in
0–3 km LR5.4 °C/km
700–500 LR6.3 °C/km
Total Totals43.9
LCL952 hPa
LFC747 hPa
EL135 hPa
Freezing Lvl16,473 ft