Areal Flood Watch 11:00 PM Flood Warning — Bartholomew County, IN, Johnson County, IN, Shelby County, IN 8:12 PM

Johnson County, Indiana, United States

Last updated: 6:32 PM CDT  ·  Refresh
28°C
Feels like 33°
Mostly Cloudy
▲ 29°  /  ▼ 22°
Wind
4 mph WSW
Humidity
83%
Dew Point
25°
Pressure
29.23 inHg
Visibility
10 mi
UV Index
2.6
Cloud Cover
62%
Sunrise
6:57 AM
Sunset
8:40 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Johnson County is currently mostly cloudy at 28°C. Precipitation is likely — peak probability 61% around 7 AM. Atmospheric instability is elevated (CAPE up to 2784 J/kg) — isolated convective development possible. Sunrise: 6:57AM · Sunset: 8:40PM.

Alerts

Areal Flood Watch
Expires 11:00 PM
Flood Warning
Bartholomew County, IN, Johnson County, IN, Shelby County, IN
Expires 8:12 PM
39 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
22%
8 PM
28°
31%
9 PM
27°
40%
10 PM
26°
44%
11 PM
26°
44%
12 AM
24°
43%
1 AM
24°
37%
2 AM
24°
37%
3 AM
24°
41%
4 AM
23°
48%
5 AM
22°
38%
6 AM
22°
44%
7 AM
22°
60%
8 AM
23°
60%
9 AM
24°
50%
10 AM
24°
55%
11 AM
24°
42%
12 PM
25°
42%
1 PM
26°
42%
2 PM
27°
42%
3 PM
28°
42%
4 PM
28°
30%
5 PM
28°
30%
6 PM
28°
34%
7-Day Forecast
Tonight
29° 22°
Mostly Cloudy with a 44% chance of rain.
Sun
28° 22°
Rain, 60% chance.
Mon
26° 17°
Rain, 59% chance.
Tue
25° 16°
Partly Cloudy with a 46% chance of rain.
Wed
26° 18°
Rain, 64% chance.
Thu
23° 17°
Partly Cloudy with a 33% chance of rain.
Fri
23° 16°
Clear with a 26% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 28° Mostly Cloudy 22% 4 mph WSW 83%
8 PM 28° Partly Cloudy 31% 3 mph W 88%
9 PM 27° Partly Cloudy 40% 3 mph N 90%
10 PM 26° Mostly Clear 44% 2 mph ENE 92%
11 PM 26° Mostly Clear 44% 2 mph E 93%
12 AM 24° Mostly Clear 43% 2 mph SE 94%
1 AM 24° Mostly Clear 37% 4 mph SSE 94%
2 AM 24° Mostly Clear 37% 4 mph SSE 94%
3 AM 24° Mostly Clear 41% 4 mph S 94%
4 AM 23° Mostly Clear 48% 4 mph SSW 94%
5 AM 22° Mostly Clear 38% 5 mph SSW 93%
6 AM 22° Partly Cloudy 44% 5 mph SW 92%
7 AM 22° Rain 60% 6 mph SW 92%
8 AM 23° Rain 60% 6 mph WSW 90%
9 AM 24° Rain 50% 8 mph W 88%
10 AM 24° Rain 55% 10 mph W 86%
11 AM 24° Drizzle 42% 9 mph W 86%
12 PM 25° Drizzle 42% 8 mph WSW 86%
1 PM 26° Drizzle 42% 7 mph WSW 84%
2 PM 27° Mostly Cloudy 42% 8 mph WSW 81%
3 PM 28° Mostly Cloudy 42% 8 mph WSW 78%
4 PM 28° Partly Cloudy 30% 9 mph W 76%
5 PM 28° Partly Cloudy 30% 9 mph W 77%
6 PM 28° Partly Cloudy 34% 8 mph W 81%
15-Day Forecast
Today
8/15
Mostly Cloudy
44%
22°
29°
Sun
8/16
Rain
60%
22°
28°
Mon
8/17
Rain
59%
17°
26°
Tue
8/18
Partly Cloudy
46%
16°
25°
Wed
8/19
Rain
64%
18°
26°
Thu
8/20
Partly Cloudy
33%
17°
23°
Fri
8/21
Clear
26%
16°
23°
Sat
8/22
Mostly Clear
27%
17°
24°
Sun
8/23
Clear
27%
16°
26°
Mon
8/24
Clear
47%
17°
27°
Tue
8/25
Thunderstorm
45%
18°
30°
Wed
8/26
Drizzle
60%
17°
30°
Thu
8/27
Drizzle
60%
16°
23°
Fri
8/28
Drizzle
60%
15°
23°
Sat
8/29
Drizzle
60%
16°
24°
39
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
39 AQI 7.1 µg/m³
O3
Ground-level ozone
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 39 Good 35 39
Mon 46 Good 32 46
Tue 50 Good 36 50
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 15, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2920 J/kg
MLCAPE1232 J/kg
MUCAPE2920 J/kg
SBCIN-13 J/kg
MLCIN-61 J/kg
Lifted Index-6.3
Kinematics
0–6 km Shear23 kt
0–1 km Shear9 kt
Eff. Shear26 kt
0–1 km SRH62
0–3 km SRH187
Eff. SRH187
Storm Motion318° @ 27 kt
0–1 km EHI1.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.6
Supercell7.2
K-Index35.9
Thermo & Levels
PWAT2.23 in
0–3 km LR6.0 °C/km
700–500 LR5.6 °C/km
Total Totals43.7
LCL939 hPa
LFC870 hPa
EL132 hPa
Freezing Lvl15,318 ft