Excessive Heat Watch 8:00 PM

Linn County, Kansas, United States

Last updated: 3:48 AM CDT  ·  Refresh
21°C
Feels like 23°
Mostly Clear
▲ 33°  /  ▼ 22°
Wind
4 mph SSE
Humidity
91%
Dew Point
19°
Pressure
29.02 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
16%
Sunrise
6:28 AM
Sunset
8:21 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Linn County is currently mostly clear at 21°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2584 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 8:21PM.

Alerts

Excessive Heat Watch
Expires 8:00 PM
46 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
3%
4 AM
21°
3%
5 AM
18°
3%
6 AM
18°
3%
7 AM
20°
3%
8 AM
23°
3%
9 AM
23°
3%
10 AM
26°
3%
11 AM
27°
3%
12 PM
29°
3%
1 PM
31°
3%
2 PM
32°
3%
3 PM
33°
3%
4 PM
32°
3%
5 PM
33°
3%
6 PM
33°
3%
7 PM
31°
3%
8 PM
30°
3%
9 PM
28°
9%
10 PM
28°
9%
11 PM
27°
9%
12 AM
27°
9%
1 AM
27°
12%
2 AM
27°
12%
7-Day Forecast
Today
33° 22°
Clear.
Sun
37° 22°
Mostly Clear with a 20% chance of rain.
Mon
39° 24°
Mostly Clear.
Tue
37° 25°
Clear with a 33% chance of rain.
Wed
38° 21°
Clear with a 30% chance of rain.
Thu
32° 21°
Heavy Rain, 82% chance.
Fri
28° 18°
Rain, 82% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Mostly Clear 3% 4 mph SSE 91%
4 AM 21° Clear 3% 3 mph S 89%
5 AM 18° Clear 3% 4 mph S 90%
6 AM 18° Mostly Clear 3% 5 mph SSW 90%
7 AM 20° Mostly Clear 3% 5 mph SW 87%
8 AM 23° Mostly Clear 3% 6 mph SW 80%
9 AM 23° Mostly Clear 3% 5 mph SW 74%
10 AM 26° Mostly Clear 3% 5 mph SSW 68%
11 AM 27° Mostly Clear 3% 5 mph S 63%
12 PM 29° Clear 3% 4 mph SSE 58%
1 PM 31° Clear 3% 5 mph SE 55%
2 PM 32° Clear 3% 6 mph SE 53%
3 PM 33° Clear 3% 8 mph SSE 51%
4 PM 32° Clear 3% 9 mph SSE 52%
5 PM 33° Clear 3% 9 mph SSE 54%
6 PM 33° Clear 3% 8 mph SSE 58%
7 PM 31° Clear 3% 8 mph SSE 62%
8 PM 30° Clear 3% 8 mph SSE 65%
9 PM 28° Clear 9% 9 mph SSE 69%
10 PM 28° Mostly Clear 9% 10 mph SSE 71%
11 PM 27° Mostly Clear 9% 11 mph SSE 72%
12 AM 27° Mostly Clear 9% 12 mph SSE 72%
1 AM 27° Mostly Clear 12% 12 mph SSE 74%
2 AM 27° Partly Cloudy 12% 12 mph S 75%
15-Day Forecast
Today
8/8
Clear
9%
22°
33°
Sun
8/9
Mostly Clear
20%
22°
37°
Mon
8/10
Mostly Clear
3%
24°
39°
Tue
8/11
Clear
33%
25°
37°
Wed
8/12
Clear
30%
21°
38°
Thu
8/13
Heavy Rain
82%
21°
32°
Fri
8/14
Rain
82%
18°
28°
Sat
8/15
Rain
82%
16°
28°
Sun
8/16
Rain
68%
17°
29°
Mon
8/17
Clear
68%
19°
33°
Tue
8/18
Drizzle
60%
23°
36°
Wed
8/19
Drizzle
60%
22°
36°
Thu
8/20
Drizzle
60%
22°
36°
Fri
8/21
Drizzle
60%
22°
35°
Sat
8/22
Clear
60%
22°
34°
46
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
46 AQI 8.3 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 46 Good 34 46
Sun 46 Good 39 46
Mon 53 Moderate 41 53
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 Aug 8, 07:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE203 J/kg
MLCAPE732 J/kg
MUCAPE1364 J/kg
SBCIN-724 J/kg
MLCIN0 J/kg
Lifted Index-1.4
Kinematics
0–6 km Shear38 kt
0–1 km Shear6 kt
Eff. Shear36 kt
0–1 km SRH26
0–3 km SRH-68
Eff. SRH-102
Storm Motion300° @ 17 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index10.5
Thermo & Levels
PWAT1.14 in
0–3 km LR3.1 °C/km
700–500 LR7.9 °C/km
Total Totals49.3
LCL962 hPa
LFC551 hPa
EL322 hPa
Freezing Lvl14,531 ft