Marion, Indiana

Last updated: 8:14 PM CDT  ·  Refresh
21°C
Feels like 21°
Mostly Cloudy
▲ 28°  /  ▼ 19°
Wind
10 mph S
Humidity
90%
Dew Point
19°
Pressure
28.86 inHg
Visibility
7 mi
UV Index
0.0
Cloud Cover
67%
Sunrise
6:35 AM
Sunset
9:02 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marion is currently mostly cloudy at 21°C. Precipitation is likely — peak probability 63% around 9 PM. Atmospheric instability is elevated (CAPE up to 1189 J/kg) — isolated convective development possible. Sunrise: 6:35AM · Sunset: 9:02PM.

Alerts

No active alerts for this location.
51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
63%
10 PM
21°
41%
11 PM
21°
34%
12 AM
21°
37%
1 AM
22°
47%
2 AM
23°
45%
3 AM
23°
47%
4 AM
22°
38%
5 AM
22°
15%
6 AM
21°
19%
7 AM
21°
5%
8 AM
21°
5%
9 AM
22°
5%
10 AM
22°
5%
11 AM
22°
5%
12 PM
23°
5%
1 PM
24°
9%
2 PM
26°
9%
3 PM
26°
14%
4 PM
27°
5%
5 PM
27°
5%
6 PM
25°
5%
7 PM
24°
3%
8 PM
23°
3%
7-Day Forecast
Tonight
28° 19°
Mostly Cloudy with a 63% chance of rain.
Tue
27° 16°
Mostly Cloudy with a 47% chance of rain.
Wed
26° 14°
Clear.
Thu
25° 13°
Mostly Clear.
Fri
24° 18°
Mostly Clear with a 28% chance of rain.
Sat
22° 17°
Rain, 71% chance.
Sun
24° 16°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Mostly Cloudy 63% 10 mph S 90%
10 PM 21° Partly Cloudy 41% 10 mph SSW 91%
11 PM 21° Partly Cloudy 34% 10 mph SSW 91%
12 AM 21° Partly Cloudy 37% 11 mph SW 92%
1 AM 22° Partly Cloudy 47% 11 mph SW 93%
2 AM 23° Rain 45% 11 mph WSW 94%
3 AM 23° Partly Cloudy 47% 10 mph WSW 95%
4 AM 22° Partly Cloudy 38% 8 mph W 95%
5 AM 22° Partly Cloudy 15% 9 mph W 96%
6 AM 21° Mostly Cloudy 19% 9 mph WNW 96%
7 AM 21° Overcast 5% 9 mph NW 96%
8 AM 21° Overcast 5% 10 mph NNW 95%
9 AM 22° Overcast 5% 11 mph NNW 93%
10 AM 22° Overcast 5% 11 mph NNW 91%
11 AM 22° Overcast 5% 12 mph N 88%
12 PM 23° Mostly Cloudy 5% 11 mph N 85%
1 PM 24° Partly Cloudy 9% 11 mph N 81%
2 PM 26° Partly Cloudy 9% 11 mph NNW 77%
3 PM 26° Partly Cloudy 14% 12 mph NNW 74%
4 PM 27° Partly Cloudy 5% 12 mph NNW 71%
5 PM 27° Partly Cloudy 5% 12 mph NNW 70%
6 PM 25° Partly Cloudy 5% 12 mph NNW 73%
7 PM 24° Mostly Clear 3% 12 mph NNW 76%
8 PM 23° Clear 3% 12 mph NNW 79%
15-Day Forecast
Today
7/27
Mostly Cloudy
63%
19°
28°
Tue
7/28
Mostly Cloudy
47%
16°
27°
Wed
7/29
Clear
3%
14°
26°
Thu
7/30
Mostly Clear
14%
13°
25°
Fri
7/31
Mostly Clear
28%
18°
24°
Sat
8/1
Rain
71%
17°
22°
Sun
8/2
Drizzle
52%
16°
24°
Mon
8/3
Rain
27%
17°
26°
Tue
8/4
Drizzle
44%
17°
27°
Wed
8/5
Drizzle
68%
18°
27°
Thu
8/6
Drizzle
64%
18°
31°
Fri
8/7
Drizzle
60%
18°
31°
Sat
8/8
Drizzle
60%
17°
24°
Sun
8/9
Drizzle
90%
18°
24°
Mon
8/10
Drizzle
60%
18°
25°
51
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
51 AQI 9.3 µg/m³
O3
Ground-level ozone
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 51 Moderate 41 51
Wed 40 Good 40 27
Thu 35 Good 35 26
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 LCL0°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 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE40 J/kg
MUCAPE850 J/kg
SBCIN-5754 J/kg
MLCIN0 J/kg
Lifted Index1.0
Kinematics
0–6 km Shear57 kt
0–1 km Shear20 kt
Eff. Shear59 kt
0–1 km SRH131
0–3 km SRH69
Eff. SRH-51
Storm Motion282° @ 36 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.7
Thermo & Levels
PWAT1.93 in
0–3 km LR3.6 °C/km
700–500 LR6.3 °C/km
Total Totals47.3
LCL960 hPa
LFC—
EL—
Freezing Lvl14,465 ft