Excessive Heat Watch 7:00 PM

Linn County, Kansas, United States

Last updated: 7:44 AM CDT  ·  Refresh
27°C
Feels like 30°
Mostly Clear
▲ 38°  /  ▼ 26°
Wind
9 mph SW
Humidity
80%
Dew Point
23°
Pressure
28.92 inHg
Visibility
8 mi
UV Index
4.2
Cloud Cover
10%
Sunrise
6:17 AM
Sunset
8:34 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Linn County is currently mostly clear at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2605 J/kg) — isolated convective development possible. Sunrise: 6:17AM · Sunset: 8:34PM.

Alerts

Excessive Heat Watch
Expires 7:00 PM
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
11%
8 AM
29°
29%
9 AM
30°
14%
10 AM
32°
14%
11 AM
33°
14%
12 PM
34°
7%
1 PM
37°
3%
2 PM
37°
3%
3 PM
37°
3%
4 PM
37°
3%
5 PM
38°
3%
6 PM
37°
3%
7 PM
36°
3%
8 PM
33°
3%
9 PM
31°
5%
10 PM
30°
5%
11 PM
30°
5%
12 AM
29°
5%
1 AM
29°
5%
2 AM
29°
5%
3 AM
29°
5%
4 AM
29°
5%
5 AM
28°
5%
6 AM
27°
5%
7-Day Forecast
Today
38° 26°
Clear.
Mon
39° 26°
Mostly Clear with a 30% chance of rain.
Tue
35° 24°
Mostly Cloudy with a 35% chance of rain.
Wed
34° 25°
Mostly Cloudy with a 52% chance of rain.
Thu
36° 24°
Drizzle, 51% chance.
Fri
36° 23°
Drizzle, 52% chance.
Sat
33° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 27° Mostly Clear 11% 9 mph SW 80%
8 AM 29° Clear 29% 10 mph SW 71%
9 AM 30° Clear 14% 9 mph SW 65%
10 AM 32° Clear 14% 8 mph SW 59%
11 AM 33° Clear 14% 8 mph SW 55%
12 PM 34° Clear 7% 8 mph SSW 50%
1 PM 37° Mostly Clear 3% 9 mph SSW 46%
2 PM 37° Mostly Clear 3% 10 mph SSW 44%
3 PM 37° Clear 3% 11 mph SSW 42%
4 PM 37° Clear 3% 11 mph SSW 43%
5 PM 38° Mostly Clear 3% 10 mph SSW 46%
6 PM 37° Partly Cloudy 3% 10 mph SSW 50%
7 PM 36° Mostly Clear 3% 9 mph S 54%
8 PM 33° Mostly Clear 3% 9 mph S 59%
9 PM 31° Partly Cloudy 5% 9 mph S 63%
10 PM 30° Partly Cloudy 5% 9 mph S 64%
11 PM 30° Partly Cloudy 5% 10 mph S 63%
12 AM 29° Partly Cloudy 5% 10 mph S 63%
1 AM 29° Partly Cloudy 5% 11 mph SSW 62%
2 AM 29° Partly Cloudy 5% 11 mph SSW 62%
3 AM 29° Partly Cloudy 5% 12 mph SSW 60%
4 AM 29° Partly Cloudy 5% 11 mph SSW 62%
5 AM 28° Partly Cloudy 5% 11 mph SSW 65%
6 AM 27° Mostly Clear 5% 10 mph SSW 67%
15-Day Forecast
Today
7/26
Clear
14%
26°
38°
Mon
7/27
Mostly Clear
30%
26°
39°
Tue
7/28
Mostly Cloudy
35%
24°
35°
Wed
7/29
Mostly Cloudy
52%
25°
34°
Thu
7/30
Drizzle
51%
24°
36°
Fri
7/31
Drizzle
52%
23°
36°
Sat
8/1
Clear
8%
21°
33°
Sun
8/2
Clear
18%
20°
33°
Mon
8/3
Drizzle
44%
21°
35°
Tue
8/4
Drizzle
51%
23°
38°
Wed
8/5
Clear
44%
23°
36°
Thu
8/6
Drizzle
60%
22°
35°
Fri
8/7
Drizzle
60%
23°
34°
Sat
8/8
Drizzle
60%
23°
36°
Sun
8/9
Drizzle
60%
24°
36°
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 11.6 µg/m³
O3
Ground-level ozone
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 55 Moderate 33 55
Tue 51 Moderate 36 51
Wed 45 Good 45 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
SBCAPE1646 J/kg
MLCAPE1299 J/kg
MUCAPE1646 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.2
Kinematics
0–6 km Shear16 kt
0–1 km Shear8 kt
Eff. Shear24 kt
0–1 km SRH11
0–3 km SRH-14
Eff. SRH-14
Storm Motion236° @ 16 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.0
K-Index15.5
Thermo & Levels
PWAT1.15 in
0–3 km LR5.0 °C/km
700–500 LR5.9 °C/km
Total Totals42.3
LCL922 hPa
LFC979 hPa
EL168 hPa
Freezing Lvl17,080 ft