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Decatur County, Indiana, United States

Last updated: 3:06 PM CDT  ·  Refresh
31°C
Feels like 35°
Mostly Clear
▲ 31°  /  ▼ 19°
Wind
8 mph SW
Humidity
65%
Dew Point
23°
Pressure
29.04 inHg
Visibility
10 mi
UV Index
8.6
Cloud Cover
24%
Sunrise
6:20 AM
Sunset
9:11 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Decatur County is currently mostly clear at 31°C. Precipitation is likely — peak probability 66% around 10 AM. Atmospheric instability is elevated (CAPE up to 2435 J/kg) — isolated convective development possible. Sunrise: 6:20AM · Sunset: 9:11PM.

55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
23%
5 PM
31°
38%
6 PM
31°
44%
7 PM
31°
45%
8 PM
29°
50%
9 PM
28°
47%
10 PM
26°
46%
11 PM
24°
57%
12 AM
24°
62%
1 AM
23°
45%
2 AM
22°
41%
3 AM
22°
41%
4 AM
21°
46%
5 AM
21°
49%
6 AM
19°
54%
7 AM
20°
52%
8 AM
20°
49%
9 AM
21°
61%
10 AM
23°
66%
11 AM
25°
51%
12 PM
26°
51%
1 PM
26°
51%
2 PM
27°
51%
3 PM
28°
47%
7-Day Forecast
Today
31° 19°
Partly Cloudy with a 46% chance of rain.
Sun
31° 19°
Mostly Cloudy with a 66% chance of rain.
Mon
27° 18°
Rain, 69% chance.
Tue
27° 17°
Partly Cloudy.
Wed
28° 19°
Drizzle, 51% chance.
Thu
29° 19°
Heavy Rain, 90% chance.
Fri
26° 20°
Drizzle, 53% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Clear 23% 8 mph SW 65%
5 PM 31° Partly Cloudy 38% 8 mph SW 64%
6 PM 31° Partly Cloudy 44% 7 mph SW 67%
7 PM 31° Partly Cloudy 45% 6 mph SW 71%
8 PM 29° Partly Cloudy 50% 5 mph SW 77%
9 PM 28° Partly Cloudy 47% 5 mph SW 82%
10 PM 26° Mostly Cloudy 46% 5 mph SW 87%
11 PM 24° Partly Cloudy 57% 5 mph NNW 90%
12 AM 24° Partly Cloudy 62% 3 mph NNE 91%
1 AM 23° Partly Cloudy 45% 4 mph NNE 93%
2 AM 22° Partly Cloudy 41% 4 mph NNW 95%
3 AM 22° Partly Cloudy 41% 4 mph WNW 96%
4 AM 21° Mostly Cloudy 46% 3 mph WSW 96%
5 AM 21° Rain 49% 4 mph SSW 97%
6 AM 19° Rain 54% 4 mph SW 97%
7 AM 20° Rain 52% 3 mph WSW 96%
8 AM 20° Rain 49% 3 mph W 96%
9 AM 21° Mostly Cloudy 61% 4 mph W 92%
10 AM 23° Mostly Cloudy 66% 4 mph W 89%
11 AM 25° Mostly Cloudy 51% 4 mph W 86%
12 PM 26° Mostly Cloudy 51% 4 mph WNW 83%
1 PM 26° Mostly Cloudy 51% 4 mph WNW 81%
2 PM 27° Mostly Cloudy 51% 5 mph WNW 78%
3 PM 28° Mostly Cloudy 47% 5 mph NW 76%
15-Day Forecast
Today
7/4
Partly Cloudy
46%
19°
31°
Sun
7/5
Mostly Cloudy
66%
19°
31°
Mon
7/6
Rain
69%
18°
27°
Tue
7/7
Partly Cloudy
19%
17°
27°
Wed
7/8
Drizzle
51%
19°
28°
Thu
7/9
Heavy Rain
90%
19°
29°
Fri
7/10
Drizzle
53%
20°
26°
Sat
7/11
Rain
69%
19°
27°
Sun
7/12
Rain
68%
16°
26°
Mon
7/13
Rain
68%
13°
25°
Tue
7/14
Drizzle
60%
14°
27°
Wed
7/15
Drizzle
60%
17°
27°
Thu
7/16
Drizzle
60%
17°
26°
Fri
7/17
Drizzle
60%
17°
26°
Sat
7/18
Drizzle
60%
17°
27°
55
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
55 AQI 11.6 µg/m³
O3
Ground-level ozone
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 55 Moderate 35 55
Mon 51 Moderate 37 51
Tue 45 Good 35 45
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 Sat Jul 4, 18:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3502 J/kg
MLCAPE1863 J/kg
MUCAPE3502 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.7
Kinematics
0–6 km Shear8 kt
0–1 km Shear1 kt
Eff. Shear12 kt
0–1 km SRH-1
0–3 km SRH-25
Eff. SRH-25
Storm Motion205° @ 18 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.5
Thermo & Levels
PWAT1.60 in
0–3 km LR7.6 °C/km
700–500 LR5.6 °C/km
Total Totals45.3
LCL883 hPa
LFC983 hPa
EL142 hPa
Freezing Lvl14,429 ft