Extreme 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, Livingston, MO, Linn, MO, Macon, MO, Chariton, MO, Randolph, MO 8:00 PM

Linn County, Missouri, United States

Last updated: 2:16 AM CDT  ·  Refresh
25°C
Feels like 27°
Mostly Clear
▲ 38°  /  ▼ 19°
Wind
4 mph SSE
Humidity
68%
Dew Point
20°
Pressure
29.05 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
19%
Sunrise
6:44 AM
Sunset
7:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Linn County is currently mostly clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2084 J/kg) — isolated convective development possible. Sunrise: 6:44AM · Sunset: 7:37PM.

Alerts

Extreme 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, Livingston, MO, Linn, MO, Macon, MO, Chariton, MO, Randolph, MO
Expires 8:00 PM
44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
13%
3 AM
24°
4%
4 AM
24°
3%
5 AM
21°
3%
6 AM
21°
3%
7 AM
21°
3%
8 AM
24°
3%
9 AM
28°
3%
10 AM
31°
3%
11 AM
32°
3%
12 PM
33°
3%
1 PM
37°
3%
2 PM
37°
8%
3 PM
37°
8%
4 PM
37°
19%
5 PM
37°
19%
6 PM
36°
20%
7 PM
34°
20%
8 PM
33°
20%
9 PM
29°
21%
10 PM
28°
21%
11 PM
27°
11%
12 AM
27°
12%
1 AM
27°
5%
7-Day Forecast
Today
38° 19°
Partly Cloudy with a 20% chance of rain.
Sun
37° 19°
Mostly Cloudy with a 49% chance of rain.
Mon
34° 17°
Overcast.
Tue
41° 17°
Partly Cloudy with a 48% chance of rain.
Wed
38° 19°
Rain, 64% chance.
Thu
34° 15°
Rain, 82% chance.
Fri
33° 13°
Drizzle, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 25° Mostly Clear 13% 4 mph SSE 68%
3 AM 24° Mostly Clear 4% 4 mph SSE 64%
4 AM 24° Mostly Clear 3% 4 mph SSE 66%
5 AM 21° Mostly Clear 3% 3 mph S 68%
6 AM 21° Mostly Clear 3% 4 mph S 70%
7 AM 21° Mostly Clear 3% 3 mph SSW 70%
8 AM 24° Mostly Clear 3% 3 mph WSW 64%
9 AM 28° Mostly Clear 3% 4 mph WSW 55%
10 AM 31° Mostly Clear 3% 5 mph W 47%
11 AM 32° Mostly Clear 3% 4 mph W 42%
12 PM 33° Partly Cloudy 3% 4 mph W 38%
1 PM 37° Partly Cloudy 3% 3 mph WNW 35%
2 PM 37° Partly Cloudy 8% 4 mph WNW 34%
3 PM 37° Partly Cloudy 8% 4 mph WNW 33%
4 PM 37° Partly Cloudy 19% 4 mph NW 34%
5 PM 37° Partly Cloudy 19% 3 mph N 37%
6 PM 36° Partly Cloudy 20% 4 mph NNE 41%
7 PM 34° Partly Cloudy 20% 5 mph NE 46%
8 PM 33° Partly Cloudy 20% 6 mph NE 51%
9 PM 29° Partly Cloudy 21% 7 mph NE 56%
10 PM 28° Partly Cloudy 21% 7 mph ENE 62%
11 PM 27° Partly Cloudy 11% 8 mph ENE 66%
12 AM 27° Partly Cloudy 12% 8 mph ENE 71%
1 AM 27° Partly Cloudy 5% 8 mph ENE 76%
15-Day Forecast
Today
9/5
Partly Cloudy
20%
19°
38°
Sun
9/6
Mostly Cloudy
49%
19°
37°
Mon
9/7
Overcast
15%
17°
34°
Tue
9/8
Partly Cloudy
48%
17°
41°
Wed
9/9
Rain
64%
19°
38°
Thu
9/10
Rain
82%
15°
34°
Fri
9/11
Drizzle
63%
13°
33°
Sat
9/12
Drizzle
44%
13°
37°
Sun
9/13
Drizzle
44%
19°
36°
Mon
9/14
Drizzle
51%
11°
32°
Tue
9/15
Clear
60%
19°
34°
Wed
9/16
Drizzle
60%
19°
34°
Thu
9/17
Drizzle
60%
18°
33°
Fri
9/18
Clear
60%
17°
32°
Sat
9/19
Drizzle
60%
17°
33°
44
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
28 AQI 5.1 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 48 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 44 Good 44 28
Sun 44 Good 44 31
Mon 45 Good 45 43
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 Sat Sep 5, 06:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE251 J/kg
MLCAPE614 J/kg
MUCAPE773 J/kg
SBCIN-637 J/kg
MLCIN-357 J/kg
Lifted Index-1.1
Kinematics
0–6 km Shear14 kt
0–1 km Shear15 kt
Eff. Shear15 kt
0–1 km SRH48
0–3 km SRH27
Eff. SRH10
Storm Motion43° @ 13 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.2
Thermo & Levels
PWAT1.55 in
0–3 km LR4.6 °C/km
700–500 LR6.6 °C/km
Total Totals48.5
LCL911 hPa
LFC638 hPa
EL278 hPa
Freezing Lvl14,669 ft