Marion, Indiana

Last updated: 5:14 AM CDT · Refresh

23°C

Feels like 27°

Partly Cloudy

▲ 29° / ▼ 20°

Wind

3 mph SSW

Humidity

96%

Dew Point

22°

Pressure

29.09 inHg

Visibility

8 mi

UV Index

0.0

Cloud Cover

44%

Sunrise

6:49 AM

Sunset

8:45 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Marion is currently partly cloudy at 23°C. Precipitation is likely — peak probability 86% around 4 PM. Atmospheric instability is elevated (CAPE up to 3358 J/kg) — isolated convective development possible. Sunrise: 6:49AM · Sunset: 8:45PM.

54 AQI · Moderate Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

23°

40%

7 AM

22°

49%

8 AM

23°

61%

9 AM

24°

67%

10 AM

26°

58%

11 AM

26°

72%

12 PM

26°

85%

1 PM

25°

85%

2 PM

23°

85%

3 PM

23°

85%

4 PM

23°

85%

5 PM

22°

78%

6 PM

23°

76%

7 PM

23°

76%

8 PM

23°

76%

9 PM

22°

76%

10 PM

21°

73%

11 PM

21°

68%

12 AM

21°

68%

1 AM

20°

61%

2 AM

21°

63%

3 AM

21°

63%

4 AM

21°

59%

5 AM

21°

51%

7-Day Forecast

Today

29° 20°

Heavy Rain, 85% chance.

Wed

29° 20°

Mostly Cloudy with a 76% chance of rain.

Thu

28° 19°

Rain, 81% chance.

Fri

26° 17°

Partly Cloudy with a 72% chance of rain.

Sat

26° 16°

Drizzle, 64% chance.

Sun

29° 18°

Thunderstorm, 53% chance.

Mon

26° 17°

Rain, 56% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 23° Partly Cloudy 40% 3 mph SSW 96%

7 AM 22° Mostly Cloudy 49% 4 mph SSW 96%

8 AM 23° Mostly Cloudy 61% 4 mph S 96%

9 AM 24° Mostly Cloudy 67% 5 mph SSW 93%

10 AM 26° Partly Cloudy 58% 8 mph SW 89%

11 AM 26° Mostly Cloudy 72% 9 mph SW 87%

12 PM 26° Mostly Cloudy 85% 8 mph SW 87%

1 PM 25° Overcast 85% 9 mph WSW 86%

2 PM 23° Thunderstorm 85% 9 mph WNW 87%

3 PM 23° Heavy Rain 85% 9 mph SW 89%

4 PM 23° Thunderstorm 85% 7 mph SSW 91%

5 PM 22° Thunderstorm 78% 9 mph SW 94%

6 PM 23° Heavy Rain 76% 8 mph SSW 94%

7 PM 23° Rain 76% 5 mph S 94%

8 PM 23° Rain 76% 6 mph SSW 95%

9 PM 22° Rain 76% 4 mph S 96%

10 PM 21° Heavy Rain 73% 5 mph S 97%

11 PM 21° Thunderstorm 68% 6 mph S 97%

12 AM 21° Thunderstorm 68% 5 mph S 97%

1 AM 20° Thunderstorm 61% 5 mph S 97%

2 AM 21° Rain 63% 5 mph S 97%

3 AM 21° Rain 63% 4 mph S 97%

4 AM 21° Haze 59% 4 mph SSE 98%

5 AM 21° Fog 51% 4 mph SSE 98%

15-Day Forecast

Today

8/11

Heavy Rain

85%

20°

29°

Wed

8/12

Mostly Cloudy

76%

20°

29°

Thu

8/13

Rain

81%

19°

28°

Fri

8/14

Partly Cloudy

72%

17°

26°

Sat

8/15

Drizzle

64%

16°

26°

Sun

8/16

Thunderstorm

53%

18°

29°

Mon

8/17

Rain

56%

17°

26°

Tue

8/18

Partly Cloudy

33%

16°

27°

Wed

8/19

Mostly Cloudy

35%

18°

29°

Thu

8/20

Mostly Clear

35%

18°

28°

Fri

8/21

Drizzle

60%

17°

28°

Sat

8/22

Drizzle

60%

17°

27°

Sun

8/23

Drizzle

60%

16°

26°

Mon

8/24

Drizzle

60%

15°

26°

Tue

8/25

Drizzle

60%

16°

26°

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

PM_2.5

Fine particulate matter

Dominant

54 AQI 10.7 µg/m³

O₃

Ground-level ozone

34 AQI 38 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 54 Moderate 34 54

Wed 39 Good 33 39

Thu 33 Good 33 31

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. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio

RAP

Valid Tue Aug 11, 09:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE1852 J/kg

MLCAPE1695 J/kg

MUCAPE3178 J/kg

SBCIN-211 J/kg

MLCIN0 J/kg

Lifted Index-6.9

Kinematics

0–6 km Shear33 kt

0–1 km Shear21 kt

Eff. Shear35 kt

0–1 km SRH96

0–3 km SRH153

Eff. SRH153

Storm Motion310° @ 28 kt

0–1 km EHI1.1

Composite Parameters

Sig. Tornado0.7

STP (eff)1.1

Supercell8.9

K-Index37.6

Thermo & Levels

PWAT1.76 in

0–3 km LR4.5 °C/km

700–500 LR7.5 °C/km

Total Totals53.7

LCL975 hPa

LFC711 hPa

EL178 hPa

Freezing Lvl13,842 ft

Marion, Indiana

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