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Marion County, Iowa, United States

Last updated: 10:15 AM CDT  ·  Refresh
31°C
Feels like 37°
Mostly Cloudy
▲ 38°  /  ▼ 26°
Wind
5 mph SW
Humidity
72%
Dew Point
25°
Pressure
28.97 inHg
Visibility
10 mi
UV Index
6.1
Cloud Cover
68%
Sunrise
6:02 AM
Sunset
8:35 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marion County is currently mostly cloudy at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3927 J/kg) — isolated convective development possible. Sunrise: 6:02AM · Sunset: 8:35PM.

50 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
3%
11 AM
33°
14%
12 PM
34°
14%
1 PM
36°
7%
2 PM
37°
7%
3 PM
38°
7%
4 PM
38°
9%
5 PM
38°
9%
6 PM
36°
4%
7 PM
34°
5%
8 PM
33°
5%
9 PM
30°
5%
10 PM
29°
8%
11 PM
29°
8%
12 AM
29°
8%
1 AM
28°
8%
2 AM
28°
9%
3 AM
28°
9%
4 AM
27°
18%
5 AM
27°
19%
6 AM
27°
15%
7 AM
27°
15%
8 AM
28°
15%
9 AM
31°
15%
7-Day Forecast
Today
38° 26°
Partly Cloudy.
Mon
38° 24°
Clear.
Tue
32° 21°
Mostly Cloudy with a 32% chance of rain.
Wed
32° 20°
Clear with a 39% chance of rain.
Thu
33° 20°
Rain, 71% chance.
Fri
29° 21°
Rain, 82% chance.
Sat
29° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Cloudy 3% 5 mph SW 72%
11 AM 33° Mostly Cloudy 14% 7 mph SW 63%
12 PM 34° Partly Cloudy 14% 7 mph SW 59%
1 PM 36° Partly Cloudy 7% 7 mph SW 55%
2 PM 37° Partly Cloudy 7% 7 mph SSW 52%
3 PM 38° Partly Cloudy 7% 7 mph SSW 48%
4 PM 38° Partly Cloudy 9% 8 mph SSW 46%
5 PM 38° Partly Cloudy 9% 8 mph SSW 48%
6 PM 36° Partly Cloudy 4% 9 mph SSW 51%
7 PM 34° Partly Cloudy 5% 9 mph SSW 54%
8 PM 33° Partly Cloudy 5% 8 mph SSW 58%
9 PM 30° Partly Cloudy 5% 7 mph S 62%
10 PM 29° Mostly Cloudy 8% 8 mph S 65%
11 PM 29° Overcast 8% 8 mph S 67%
12 AM 29° Overcast 8% 8 mph S 69%
1 AM 28° Overcast 8% 9 mph SSW 70%
2 AM 28° Partly Cloudy 9% 9 mph SSW 71%
3 AM 28° Partly Cloudy 9% 9 mph SSW 72%
4 AM 27° Partly Cloudy 18% 8 mph SSW 73%
5 AM 27° Partly Cloudy 19% 8 mph SSW 75%
6 AM 27° Partly Cloudy 15% 8 mph S 77%
7 AM 27° Partly Cloudy 15% 8 mph S 77%
8 AM 28° Mostly Clear 15% 8 mph SSW 73%
9 AM 31° Mostly Clear 15% 8 mph SSW 69%
15-Day Forecast
Today
7/26
Partly Cloudy
9%
26°
38°
Mon
7/27
Clear
18%
24°
38°
Tue
7/28
Mostly Cloudy
32%
21°
32°
Wed
7/29
Clear
39%
20°
32°
Thu
7/30
Rain
71%
20°
33°
Fri
7/31
Rain
82%
21°
29°
Sat
8/1
Clear
17%
20°
29°
Sun
8/2
Clear
18%
19°
31°
Mon
8/3
Clear
44%
21°
34°
Tue
8/4
Drizzle
51%
22°
36°
Wed
8/5
Drizzle
60%
21°
33°
Thu
8/6
Drizzle
60%
20°
32°
Fri
8/7
Drizzle
60%
19°
33°
Sat
8/8
Drizzle
60%
20°
34°
Sun
8/9
Drizzle
60%
21°
34°
50
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
50 AQI 9.1 µg/m³
O3
Ground-level ozone
38 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 50 Good 38 50
Tue 51 Moderate 37 51
Wed 54 Moderate 38 54
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 Sun Jul 26, 14:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE4414 J/kg
MLCAPE2328 J/kg
MUCAPE4414 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-10.7
Kinematics
0–6 km Shear23 kt
0–1 km Shear2 kt
Eff. Shear24 kt
0–1 km SRH2
0–3 km SRH-65
Eff. SRH-65
Storm Motion262° @ 25 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index25.0
Thermo & Levels
PWAT1.57 in
0–3 km LR5.8 °C/km
700–500 LR7.7 °C/km
Total Totals48.2
LCL911 hPa
LFC981 hPa
EL139 hPa
Freezing Lvl15,013 ft