Noblesville, Indiana

Last updated: 3:31 AM CDT  ·  Refresh
21°C
Feels like 24°
Overcast
▲ 29°  /  ▼ 21°
Wind
3 mph WSW
Humidity
93%
Dew Point
19°
Pressure
29.11 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
96%
Sunrise
6:37 AM
Sunset
9:03 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Noblesville is currently overcast at 21°C. Precipitation is likely — peak probability 62% around 4 AM. Atmospheric instability is elevated (CAPE up to 1815 J/kg) — isolated convective development possible. Sunrise: 6:37AM · Sunset: 9:03PM.

Alerts

No active alerts for this location.
51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
22%
5 AM
21°
37%
6 AM
21°
53%
7 AM
21°
34%
8 AM
22°
36%
9 AM
22°
19%
10 AM
23°
19%
11 AM
24°
29%
12 PM
25°
19%
1 PM
26°
16%
2 PM
28°
21%
3 PM
28°
30%
4 PM
29°
35%
5 PM
29°
26%
6 PM
29°
26%
7 PM
29°
27%
8 PM
29°
27%
9 PM
28°
28%
10 PM
26°
28%
11 PM
25°
43%
12 AM
24°
44%
1 AM
24°
49%
2 AM
24°
50%
3 AM
24°
54%
7-Day Forecast
Today
29° 21°
Mostly Cloudy with a 35% chance of rain.
Mon
33° 21°
Clear with a 75% chance of rain.
Tue
29° 17°
Clear with a 45% chance of rain.
Wed
27° 17°
Clear.
Thu
28° 16°
Clear.
Fri
26° 18°
Rain, 28% chance.
Sat
26° 18°
Rain, 28% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Overcast 22% 3 mph WSW 93%
5 AM 21° Overcast 37% 2 mph SW 95%
6 AM 21° Overcast 53% 2 mph WSW 95%
7 AM 21° Overcast 34% 2 mph WSW 95%
8 AM 22° Overcast 36% 2 mph WSW 93%
9 AM 22° Overcast 19% 2 mph W 89%
10 AM 23° Overcast 19% 2 mph WSW 86%
11 AM 24° Overcast 29% 3 mph SSW 83%
12 PM 25° Mostly Cloudy 19% 4 mph SSW 80%
1 PM 26° Partly Cloudy 16% 4 mph SW 77%
2 PM 28° Partly Cloudy 21% 4 mph WSW 76%
3 PM 28° Mostly Clear 30% 5 mph W 75%
4 PM 29° Clear 35% 6 mph WNW 74%
5 PM 29° Mostly Clear 26% 6 mph WNW 74%
6 PM 29° Partly Cloudy 26% 6 mph WNW 76%
7 PM 29° Partly Cloudy 27% 4 mph NW 74%
8 PM 29° Mostly Cloudy 27% 3 mph NW 78%
9 PM 28° Mostly Cloudy 28% 2 mph NNW 82%
10 PM 26° Partly Cloudy 28% 4 mph ENE 85%
11 PM 25° Partly Cloudy 43% 4 mph E 88%
12 AM 24° Mostly Cloudy 44% 4 mph SE 89%
1 AM 24° Mostly Cloudy 49% 4 mph S 89%
2 AM 24° Overcast 50% 5 mph SSW 89%
3 AM 24° Overcast 54% 5 mph SW 90%
15-Day Forecast
Today
7/26
Mostly Cloudy
35%
21°
29°
Mon
7/27
Clear
75%
21°
33°
Tue
7/28
Clear
45%
17°
29°
Wed
7/29
Clear
8%
17°
27°
Thu
7/30
Clear
8%
16°
28°
Fri
7/31
Rain
28%
18°
26°
Sat
8/1
Rain
28%
18°
26°
Sun
8/2
Rain
69%
18°
27°
Mon
8/3
Rain
68%
17°
28°
Tue
8/4
Rain
68%
19°
29°
Wed
8/5
Drizzle
60%
20°
30°
Thu
8/6
Drizzle
60%
18°
28°
Fri
8/7
Drizzle
60%
17°
28°
Sat
8/8
Drizzle
60%
18°
29°
Sun
8/9
Drizzle
60%
19°
30°
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
34 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 51 Moderate 34 51
Mon 58 Moderate 42 58
Tue 39 Good 39 38
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, 07:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3 J/kg
MLCAPE14 J/kg
MUCAPE21 J/kg
SBCIN-0 J/kg
MLCIN0 J/kg
Lifted Index2.4
Kinematics
0–6 km Shear36 kt
0–1 km Shear8 kt
Eff. Shear—
0–1 km SRH19
0–3 km SRH-38
Eff. SRH—
Storm Motion285° @ 28 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index27.9
Thermo & Levels
PWAT1.24 in
0–3 km LR4.3 °C/km
700–500 LR5.2 °C/km
Total Totals39.6
LCL964 hPa
LFC969 hPa
EL641 hPa
Freezing Lvl15,115 ft