Marion County, Iowa, United States

Last updated: 8:19 PM CDT · Refresh

27°C

Feels like 31°

Mostly Cloudy

▲ 30° / ▼ 19°

Wind

3 mph NE

Humidity

78%

Dew Point

21°

Pressure

29.03 inHg

Visibility

10 mi

UV Index

1.0

Cloud Cover

69%

Sunrise

5:44 AM

Sunset

8:48 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Marion County is currently mostly cloudy at 27°C. Precipitation is likely — peak probability 52% around 9 PM. Atmospheric instability is elevated (CAPE up to 1818 J/kg) — isolated convective development possible. Sunrise: 5:44AM · Sunset: 8:48PM.

39 AQI · Good Dominant: O3 Air Quality

Hourly Forecast · Next 24 Hours

Now

27°

45%

9 PM

26°

51%

10 PM

24°

50%

11 PM

23°

44%

12 AM

23°

43%

1 AM

22°

42%

2 AM

22°

41%

3 AM

21°

31%

4 AM

21°

32%

5 AM

19°

24%

6 AM

19°

21%

7 AM

20°

17%

8 AM

21°

25%

9 AM

23°

33%

10 AM

24°

33%

11 AM

26°

23%

12 PM

27°

24%

1 PM

28°

27%

2 PM

28°

32%

3 PM

29°

32%

4 PM

29°

22%

5 PM

28°

22%

6 PM

28°

12%

7 PM

27°

7-Day Forecast

Tonight

30° 19°

Mostly Cloudy with a 45% chance of rain.

Sun

29° 19°

Partly Cloudy with a 41% chance of rain.

Mon

29° 18°

Clear with a 20% chance of rain.

Tue

31° 18°

Mostly Clear.

Wed

29° 18°

Rain, 72% chance.

Thu

26° 18°

Rain, 71% chance.

Fri

28° 17°

Rain, 63% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 27° Mostly Cloudy 45% 3 mph NE 78%

9 PM 26° Mostly Cloudy 51% 3 mph NNE 79%

10 PM 24° Overcast 50% 3 mph N 82%

11 PM 23° Overcast 44% 3 mph N 85%

12 AM 23° Overcast 43% 4 mph E 88%

1 AM 22° Overcast 42% 5 mph ESE 91%

2 AM 22° Overcast 41% 3 mph NNE 92%

3 AM 21° Overcast 31% 4 mph NNW 93%

4 AM 21° Overcast 32% 5 mph NNW 94%

5 AM 19° Overcast 24% 4 mph N 94%

6 AM 19° Mostly Cloudy 21% 3 mph NNE 94%

7 AM 20° Partly Cloudy 17% 4 mph NE 93%

8 AM 21° Partly Cloudy 25% 4 mph NNE 89%

9 AM 23° Partly Cloudy 33% 5 mph NNE 84%

10 AM 24° Partly Cloudy 33% 6 mph N 80%

11 AM 26° Partly Cloudy 23% 6 mph NNE 76%

12 PM 27° Partly Cloudy 24% 6 mph NNE 72%

1 PM 28° Partly Cloudy 27% 7 mph NNE 69%

2 PM 28° Partly Cloudy 32% 7 mph NNE 68%

3 PM 29° Partly Cloudy 32% 7 mph NNE 66%

4 PM 29° Partly Cloudy 22% 7 mph NNE 67%

5 PM 28° Partly Cloudy 22% 7 mph NNE 69%

6 PM 28° Mostly Clear 12% 7 mph NE 71%

7 PM 27° Mostly Clear 9% 7 mph NE 74%

15-Day Forecast

Today

7/4

Mostly Cloudy

45%

19°

30°

Sun

7/5

Partly Cloudy

41%

19°

29°

Mon

7/6

Clear

20%

18°

29°

Tue

7/7

Mostly Clear

14%

18°

31°

Wed

7/8

Rain

72%

18°

29°

Thu

7/9

Rain

71%

18°

26°

Fri

7/10

Rain

63%

17°

28°

Sat

7/11

Rain

28%

17°

26°

Sun

7/12

Clear

18%

13°

27°

Mon

7/13

Clear

19%

14°

29°

Tue

7/14

Clear

12%

21°

30°

Wed

7/15

Clear

25%

20°

29°

Thu

7/16

Drizzle

60%

19°

29°

Fri

7/17

Drizzle

60%

19°

30°

Sat

7/18

Drizzle

60%

19°

29°

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

PM_2.5

Fine particulate matter

24 AQI 4.4 µg/m³

O₃

Ground-level ozone

Dominant

39 AQI 42 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 39 Good 39 24

Mon 42 Good 36 42

Tue 51 Moderate 35 51

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 Sat Jul 4, 23:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE1831 J/kg

MLCAPE795 J/kg

MUCAPE1831 J/kg

SBCIN-62 J/kg

MLCIN0 J/kg

Lifted Index-6.6

Kinematics

0–6 km Shear6 kt

0–1 km Shear4 kt

Eff. Shear8 kt

0–1 km SRH1

0–3 km SRH-44

Eff. SRH-44

Storm Motion198° @ 5 kt

0–1 km EHI0.0

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index30.8

Thermo & Levels

PWAT1.60 in

0–3 km LR6.7 °C/km

700–500 LR6.3 °C/km

Total Totals46.4

LCL911 hPa

LFC799 hPa

EL193 hPa

Freezing Lvl12,927 ft

Marion County, Iowa, United States

Alerts