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: 7:32 PM CDT  ·  Refresh
9°C
Feels like 7°
Mostly Cloudy
▲ 11°  /  ▼ 2°
Wind
11 mph NNW
Humidity
65%
Dew Point
4°
Pressure
29.62 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
70%
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 10°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%
8 PM
9°
5%
9 PM
7°
3%
10 PM
7°
3%
11 PM
6°
3%
12 AM
6°
3%
1 AM
5°
3%
2 AM
4°
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
14°
3%
5 PM
11°
3%
6 PM
10°
3%
7-Day Forecast
Tonight
11° 2°
Mostly Cloudy.
Sat
16° 2°
Clear.
Sun
21° 3°
Clear.
Mon
23° 6°
Clear.
Tue
25° 9°
Clear.
Wed
27° 11°
Clear.
Thu
28° 13°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 9° Mostly Cloudy 5% 11 mph NNW 65%
8 PM 9° Mostly Clear 5% 9 mph NNW 67%
9 PM 7° Mostly Clear 3% 8 mph NNW 69%
10 PM 7° Mostly Clear 3% 8 mph NNW 71%
11 PM 6° Mostly Clear 3% 8 mph NNW 74%
12 AM 6° Mostly Clear 3% 7 mph NNW 77%
1 AM 5° Clear 3% 7 mph NNW 79%
2 AM 4° Clear 3% 6 mph N 81%
3 AM 4° Clear 3% 5 mph N 84%
4 AM 4° Clear 3% 5 mph N 85%
5 AM 3° Clear 3% 4 mph N 86%
6 AM 2° Clear 3% 4 mph N 87%
7 AM 3° Clear 3% 3 mph N 84%
8 AM 4° Clear 3% 3 mph NNE 78%
9 AM 7° Clear 3% 3 mph ENE 70%
10 AM 9° Clear 3% 3 mph E 62%
11 AM 11° Clear 3% 2 mph ESE 56%
12 PM 12° Clear 3% 2 mph SE 49%
1 PM 14° Clear 3% 2 mph SSE 46%
2 PM 14° Clear 3% 2 mph SE 44%
3 PM 15° Clear 3% 2 mph SSE 43%
4 PM 14° Clear 3% 2 mph SSE 44%
5 PM 11° Clear 3% 3 mph SSE 48%
6 PM 10° Clear 3% 3 mph SSE 51%
15-Day Forecast
Today
10/16
Mostly Cloudy
5%
2°
11°
Sat
10/17
Clear
3%
2°
16°
Sun
10/18
Clear
3%
3°
21°
Mon
10/19
Clear
3%
6°
23°
Tue
10/20
Clear
3%
9°
25°
Wed
10/21
Clear
8%
11°
27°
Thu
10/22
Clear
8%
13°
28°
Fri
10/23
Clear
8%
14°
29°
Sat
10/24
Drizzle
44%
13°
28°
Sun
10/25
Clear
44%
9°
23°
Mon
10/26
Clear
60%
9°
27°
Tue
10/27
Drizzle
60%
8°
23°
Wed
10/28
Drizzle
60%
8°
21°
Thu
10/29
Drizzle
60%
9°
22°
Fri
10/30
Clear
60%
9°
21°
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
MLCAPE4 J/kg
MUCAPE15 J/kg
SBCIN-52 J/kg
MLCIN-15 J/kg
Lifted Index18.7
Kinematics
0–6 km Shear51 kt
0–1 km Shear17 kt
Eff. Shear—
0–1 km SRH90
0–3 km SRH136
Eff. SRH—
Storm Motion21° @ 44 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-20.0
Thermo & Levels
PWAT0.40 in
0–3 km LR4.5 °C/km
700–500 LR3.4 °C/km
Total Totals22.8
LCL915 hPa
LFC857 hPa
EL838 hPa
Freezing Lvl3,809 ft