Severe Thunderstorm Watch 10:00 PM Areal Flood Advisory — Hancock County, IN, Hendricks County, IN, Johnson County, IN, Marion County, IN, Morgan County, IN, Shelby County, IN 11:00 PM Flash Flood Warning — Hancock County, IN, Hendricks County, IN, Marion County, IN 11:00 PM

Marion County, Indiana, United States

Last updated: 8:25 PM CDT  ·  Refresh
23°C
Feels like 26°
Rain
▲ 32°  /  ▼ 22°
Wind
6 mph SE
Humidity
87%
Dew Point
22°
Pressure
28.99 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
86%
Sunrise
6:39 AM
Sunset
9:02 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marion County is currently rain at 23°C. Precipitation is likely — peak probability 80% around 10 PM. Atmospheric instability is elevated (CAPE up to 1793 J/kg) — isolated convective development possible. Sunrise: 6:39AM · Sunset: 9:02PM.

Alerts

Severe Thunderstorm Watch
Expires 10:00 PM
Areal Flood Advisory
Hancock County, IN, Hendricks County, IN, Johnson County, IN, Marion County, IN, Morgan County, IN, Shelby County, IN
Expires 11:00 PM
Flash Flood Warning
Hancock County, IN, Hendricks County, IN, Marion County, IN
Expires 11:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
68%
10 PM
24°
79%
11 PM
24°
60%
12 AM
24°
35%
1 AM
24°
30%
2 AM
24°
18%
3 AM
24°
30%
4 AM
24°
15%
5 AM
24°
24%
6 AM
23°
10%
7 AM
23°
14%
8 AM
23°
3%
9 AM
24°
3%
10 AM
24°
3%
11 AM
24°
3%
12 PM
25°
3%
1 PM
26°
3%
2 PM
28°
3%
3 PM
28°
3%
4 PM
29°
3%
5 PM
29°
3%
6 PM
27°
3%
7 PM
26°
3%
8 PM
26°
3%
7-Day Forecast
Tonight
32° 22°
Rain, 68% chance.
Tue
29° 18°
Mostly Cloudy with a 35% chance of rain.
Wed
28° 17°
Clear.
Thu
28° 17°
Clear with a 28% chance of rain.
Fri
26° 18°
Mostly Clear with a 30% chance of rain.
Sat
23° 17°
Rain, 71% chance.
Sun
26° 17°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Rain 68% 6 mph SE 87%
10 PM 24° Rain 79% 6 mph SSW 87%
11 PM 24° Mostly Cloudy 60% 8 mph SSW 88%
12 AM 24° Mostly Cloudy 35% 9 mph SSW 89%
1 AM 24° Partly Cloudy 30% 10 mph SW 90%
2 AM 24° Partly Cloudy 18% 9 mph SW 90%
3 AM 24° Mostly Clear 30% 8 mph WSW 91%
4 AM 24° Mostly Clear 15% 8 mph WSW 92%
5 AM 24° Partly Cloudy 24% 7 mph W 92%
6 AM 23° Partly Cloudy 10% 7 mph WNW 91%
7 AM 23° Mostly Cloudy 14% 8 mph NW 90%
8 AM 23° Mostly Cloudy 3% 9 mph NNW 88%
9 AM 24° Overcast 3% 10 mph NNW 86%
10 AM 24° Overcast 3% 10 mph NNW 82%
11 AM 24° Overcast 3% 11 mph N 78%
12 PM 25° Mostly Cloudy 3% 11 mph N 73%
1 PM 26° Partly Cloudy 3% 10 mph N 68%
2 PM 28° Partly Cloudy 3% 10 mph NNW 64%
3 PM 28° Partly Cloudy 3% 11 mph NNW 62%
4 PM 29° Partly Cloudy 3% 11 mph NNW 61%
5 PM 29° Partly Cloudy 3% 11 mph NNW 61%
6 PM 27° Partly Cloudy 3% 11 mph NNW 64%
7 PM 26° Partly Cloudy 3% 11 mph NNW 66%
8 PM 26° Partly Cloudy 3% 11 mph NNW 69%
15-Day Forecast
Today
7/27
Rain
68%
22°
32°
Tue
7/28
Mostly Cloudy
35%
18°
29°
Wed
7/29
Clear
3%
17°
28°
Thu
7/30
Clear
28%
17°
28°
Fri
7/31
Mostly Clear
30%
18°
26°
Sat
8/1
Rain
71%
17°
23°
Sun
8/2
Drizzle
52%
17°
26°
Mon
8/3
Clear
17%
17°
27°
Tue
8/4
Drizzle
44%
18°
29°
Wed
8/5
Rain
68%
20°
29°
Thu
8/6
Drizzle
60%
19°
32°
Fri
8/7
Drizzle
60%
18°
32°
Sat
8/8
Drizzle
60%
18°
27°
Sun
8/9
Drizzle
60%
18°
27°
Mon
8/10
Drizzle
60%
19°
28°
53
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
53 AQI 10.1 µg/m³
O3
Ground-level ozone
43 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 43 53
Wed 41 Good 41 34
Thu 39 Good 39 34
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 Mon Jul 27, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE539 J/kg
MLCAPE336 J/kg
MUCAPE1106 J/kg
SBCIN-370 J/kg
MLCIN0 J/kg
Lifted Index-3.5
Kinematics
0–6 km Shear54 kt
0–1 km Shear17 kt
Eff. Shear62 kt
0–1 km SRH100
0–3 km SRH115
Eff. SRH42
Storm Motion283° @ 35 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.6
STP (eff)0.0
Supercell1.5
K-Index30.6
Thermo & Levels
PWAT1.82 in
0–3 km LR4.4 °C/km
700–500 LR6.6 °C/km
Total Totals44.5
LCL957 hPa
LFC672 hPa
EL244 hPa
Freezing Lvl14,669 ft