Heat Advisory — Nemaha, KS, Brown, KS, Cloud, KS, Clay, KS, Riley, KS, Pottawatomie, KS, Jackson, KS, Jefferson, KS 8:00 PM

Jefferson County, Kansas, United States

Last updated: 5:11 AM CDT  ·  Refresh
26°C
Feels like 26°
Mostly Clear
▲ 36°  /  ▼ 26°
Wind
10 mph SSW
Humidity
66%
Dew Point
20°
Pressure
28.81 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
18%
Sunrise
6:31 AM
Sunset
8:21 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jefferson County is currently mostly clear at 26°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2882 J/kg) — isolated convective development possible. Sunrise: 6:31AM · Sunset: 8:21PM.

Alerts

Heat Advisory
Nemaha, KS, Brown, KS, Cloud, KS, Clay, KS, Riley, KS, Pottawatomie, KS, Jackson, KS, Jefferson, KS
Expires 8:00 PM
47 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
3%
6 AM
24°
14%
7 AM
24°
14%
8 AM
26°
14%
9 AM
27°
14%
10 AM
28°
14%
11 AM
29°
14%
12 PM
31°
7%
1 PM
32°
3%
2 PM
34°
3%
3 PM
34°
3%
4 PM
34°
4%
5 PM
34°
5%
6 PM
35°
5%
7 PM
34°
5%
8 PM
33°
5%
9 PM
31°
5%
10 PM
30°
5%
11 PM
29°
5%
12 AM
28°
5%
1 AM
28°
5%
2 AM
29°
5%
3 AM
28°
5%
4 AM
28°
5%
7-Day Forecast
Today
36° 26°
Partly Cloudy.
Wed
39° 26°
Partly Cloudy with a 37% chance of rain.
Thu
37° 23°
Mostly Clear with a 25% chance of rain.
Fri
36° 21°
Rain, 51% chance.
Sat
39° 24°
Mostly Clear with a 33% chance of rain.
Sun
34° 23°
Overcast with a 35% chance of rain.
Mon
34° 20°
Clear with a 31% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 26° Mostly Clear 3% 10 mph SSW 66%
6 AM 24° Partly Cloudy 14% 10 mph SSW 64%
7 AM 24° Partly Cloudy 14% 11 mph SSW 65%
8 AM 26° Partly Cloudy 14% 12 mph SSW 63%
9 AM 27° Partly Cloudy 14% 14 mph SSW 59%
10 AM 28° Partly Cloudy 14% 15 mph SSW 55%
11 AM 29° Mostly Cloudy 14% 14 mph SSW 52%
12 PM 31° Mostly Cloudy 7% 14 mph SSW 49%
1 PM 32° Mostly Cloudy 3% 13 mph SSW 46%
2 PM 34° Mostly Cloudy 3% 14 mph SSW 44%
3 PM 34° Mostly Cloudy 3% 14 mph SSW 41%
4 PM 34° Partly Cloudy 4% 14 mph SSW 40%
5 PM 34° Partly Cloudy 5% 13 mph SSW 42%
6 PM 35° Partly Cloudy 5% 12 mph SSW 43%
7 PM 34° Partly Cloudy 5% 11 mph S 45%
8 PM 33° Partly Cloudy 5% 11 mph S 50%
9 PM 31° Mostly Clear 5% 11 mph S 54%
10 PM 30° Mostly Clear 5% 11 mph S 58%
11 PM 29° Partly Cloudy 5% 12 mph S 57%
12 AM 28° Partly Cloudy 5% 12 mph S 57%
1 AM 28° Partly Cloudy 5% 13 mph S 56%
2 AM 29° Partly Cloudy 5% 13 mph SSW 56%
3 AM 28° Partly Cloudy 5% 13 mph SSW 56%
4 AM 28° Partly Cloudy 5% 14 mph SSW 57%
15-Day Forecast
Today
8/11
Partly Cloudy
14%
26°
36°
Wed
8/12
Partly Cloudy
37%
26°
39°
Thu
8/13
Mostly Clear
25%
23°
37°
Fri
8/14
Rain
51%
21°
36°
Sat
8/15
Mostly Clear
33%
24°
39°
Sun
8/16
Overcast
35%
23°
34°
Mon
8/17
Clear
31%
20°
34°
Tue
8/18
Clear
34%
23°
40°
Wed
8/19
Clear
35%
23°
41°
Thu
8/20
Mostly Clear
19%
26°
41°
Fri
8/21
Drizzle
60%
22°
42°
Sat
8/22
Drizzle
60%
22°
37°
Sun
8/23
Clear
60%
22°
37°
Mon
8/24
Drizzle
60%
22°
35°
Tue
8/25
Drizzle
60%
21°
35°
47
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
47 AQI 8.4 µg/m³
O3
Ground-level ozone
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 47 Good 38 47
Wed 38 Good 38 31
Thu 49 Good 36 49
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 Tue Aug 11, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE823 J/kg
MLCAPE1181 J/kg
MUCAPE1551 J/kg
SBCIN-793 J/kg
MLCIN0 J/kg
Lifted Index-4.0
Kinematics
0–6 km Shear10 kt
0–1 km Shear27 kt
Eff. Shear—
0–1 km SRH161
0–3 km SRH157
Eff. SRH—
Storm Motion67° @ 1 kt
0–1 km EHI0.8
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index19.6
Thermo & Levels
PWAT1.28 in
0–3 km LR4.2 °C/km
700–500 LR8.4 °C/km
Total Totals52.1
LCL888 hPa
LFC612 hPa
EL215 hPa
Freezing Lvl14,613 ft