Frost Advisory — Miami, KS, Linn, KS, Leavenworth, KS, Wyandotte, KS, Johnson, KS, Schuyler, MO, Adair, MO, Clinton, MO, Caldwell, MO, Livingston, MO, Linn, MO, Macon, MO, Platte, MO, Clay, MO, Ray, MO, Carroll, MO, Chariton, MO, Randolph, MO, Jackson, MO, Lafayette, MO, Saline, MO, Cass, MO, Johnson, MO 9:00 AM

Johnson County, Missouri, United States

Last updated: 8:24 PM CDT  ·  Refresh
9°C
Feels like 7°
Mostly Cloudy
▲ 11°  /  ▼ 2°
Wind
10 mph N
Humidity
66%
Dew Point
3°
Pressure
29.64 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
63%
Sunrise
7:24 AM
Sunset
6:35 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Johnson County is currently mostly cloudy at 9°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:24AM · Sunset: 6:35PM.

Alerts

Frost Advisory
Miami, KS, Linn, KS, Leavenworth, KS, Wyandotte, KS, Johnson, KS, Schuyler, MO, Adair, MO, Clinton, MO, Caldwell, MO, Livingston, MO, Linn, MO, Macon, MO, Platte, MO, Clay, MO, Ray, MO, Carroll, MO, Chariton, MO, Randolph, MO, Jackson, MO, Lafayette, MO, Saline, MO, Cass, MO, Johnson, MO
Expires 9:00 AM
23 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
9°
5%
9 PM
8°
3%
10 PM
7°
3%
11 PM
7°
3%
12 AM
6°
3%
1 AM
6°
3%
2 AM
5°
3%
3 AM
4°
3%
4 AM
4°
3%
5 AM
3°
3%
6 AM
2°
3%
7 AM
3°
3%
8 AM
4°
3%
9 AM
7°
3%
10 AM
9°
3%
11 AM
11°
3%
12 PM
12°
3%
1 PM
14°
3%
2 PM
14°
3%
3 PM
15°
3%
4 PM
15°
3%
5 PM
12°
3%
6 PM
11°
3%
7 PM
10°
3%
7-Day Forecast
Tonight
11° 2°
Mostly Cloudy.
Sat
16° 2°
Clear.
Sun
21° 4°
Clear.
Mon
23° 6°
Mostly Clear.
Tue
25° 9°
Partly Cloudy.
Wed
27° 11°
Clear.
Thu
29° 13°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 9° Mostly Cloudy 5% 10 mph N 66%
9 PM 8° Mostly Clear 3% 9 mph NNW 69%
10 PM 7° Mostly Clear 3% 8 mph NNW 71%
11 PM 7° Mostly Clear 3% 8 mph NNW 74%
12 AM 6° Mostly Clear 3% 8 mph NNW 76%
1 AM 6° Clear 3% 7 mph NNW 79%
2 AM 5° Clear 3% 6 mph N 81%
3 AM 4° Clear 3% 5 mph N 83%
4 AM 4° Clear 3% 5 mph NNW 85%
5 AM 3° Clear 3% 4 mph N 86%
6 AM 2° Clear 3% 4 mph N 86%
7 AM 3° Clear 3% 3 mph N 85%
8 AM 4° Clear 3% 3 mph NNE 79%
9 AM 7° Clear 3% 2 mph NE 71%
10 AM 9° Clear 3% 3 mph E 63%
11 AM 11° Clear 3% 2 mph ESE 57%
12 PM 12° Clear 3% 2 mph S 50%
1 PM 14° Clear 3% 2 mph S 46%
2 PM 14° Clear 3% 2 mph SSE 45%
3 PM 15° Clear 3% 2 mph SSE 43%
4 PM 15° Clear 3% 2 mph SSE 44%
5 PM 12° Clear 3% 3 mph SSE 47%
6 PM 11° Clear 3% 3 mph SSE 51%
7 PM 10° Clear 3% 3 mph SSE 54%
15-Day Forecast
Today
10/16
Mostly Cloudy
5%
2°
11°
Sat
10/17
Clear
3%
2°
16°
Sun
10/18
Clear
3%
4°
21°
Mon
10/19
Mostly Clear
3%
6°
23°
Tue
10/20
Partly Cloudy
10%
9°
25°
Wed
10/21
Clear
9%
11°
27°
Thu
10/22
Clear
3%
13°
29°
Fri
10/23
Partly Cloudy
8%
14°
29°
Sat
10/24
Drizzle
39%
13°
28°
Sun
10/25
Drizzle
47%
11°
23°
Mon
10/26
Overcast
60%
9°
24°
Tue
10/27
Drizzle
60%
8°
23°
Wed
10/28
Drizzle
60%
8°
21°
Thu
10/29
Drizzle
60%
9°
22°
Fri
10/30
Drizzle
60%
9°
22°
23
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
9 AQI 1.7 µg/m³
O3
Ground-level ozone
Dominant
23 AQI 25 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 23 Good 23 9
Sun 26 Good 26 11
Mon 26 Good 26 19
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 Fri Oct 16, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE3 J/kg
MUCAPE14 J/kg
SBCIN-50 J/kg
MLCIN-14 J/kg
Lifted Index19.2
Kinematics
0–6 km Shear47 kt
0–1 km Shear18 kt
Eff. Shear—
0–1 km SRH69
0–3 km SRH103
Eff. SRH—
Storm Motion24° @ 44 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-33.8
Thermo & Levels
PWAT0.37 in
0–3 km LR3.9 °C/km
700–500 LR4.0 °C/km
Total Totals21.5
LCL917 hPa
LFC862 hPa
EL848 hPa
Freezing Lvl3,606 ft