Excessive Heat Watch 10:00 PM Heat Advisory — Lake, IN, Porter, IN, Newton, IN, Jasper, IN, Benton, IN, Northern Cook, IL, Central Cook, IL, Southern Cook, IL 10:00 PM Excessive Heat Warning — Northern Cook, IL, Central Cook, IL, Southern Cook, IL, Lake, IN, Porter, IN, Newton, IN, Jasper, IN, Benton, IN 12:00 AM

Porter County, Indiana, United States

Last updated: 3:43 PM CDT  ·  Refresh
33°C
Feels like 40°
Partly Cloudy
▲ 33°  /  ▼ 23°
Wind
14 mph SW
Humidity
63%
Dew Point
25°
Pressure
29.17 inHg
Visibility
10 mi
UV Index
7.9
Cloud Cover
36%
Sunrise
5:17 AM
Sunset
8:25 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Porter County is currently partly cloudy at 33°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3857 J/kg) — isolated convective development possible. Sunrise: 5:17AM · Sunset: 8:25PM.

Alerts

Excessive Heat Watch
Expires 10:00 PM
Heat Advisory
Lake, IN, Porter, IN, Newton, IN, Jasper, IN, Benton, IN, Northern Cook, IL, Central Cook, IL, Southern Cook, IL
Expires 10:00 PM
Excessive Heat Warning
Northern Cook, IL, Central Cook, IL, Southern Cook, IL, Lake, IN, Porter, IN, Newton, IN, Jasper, IN, Benton, IN
Expires 12:00 AM
70 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
3%
4 PM
32°
3%
5 PM
33°
3%
6 PM
32°
3%
7 PM
30°
3%
8 PM
29°
3%
9 PM
28°
3%
10 PM
27°
3%
11 PM
26°
3%
12 AM
26°
3%
1 AM
24°
3%
2 AM
24°
3%
3 AM
24°
3%
4 AM
24°
3%
5 AM
23°
3%
6 AM
23°
3%
7 AM
25°
3%
8 AM
26°
3%
9 AM
27°
3%
10 AM
29°
3%
11 AM
30°
3%
12 PM
31°
3%
1 PM
32°
3%
2 PM
32°
3%
7-Day Forecast
Today
33° 23°
Mostly Clear.
Wed
34° 23°
Clear.
Thu
36° 24°
Clear.
Fri
33° 24°
Clear with a 71% chance of rain.
Sat
31° 22°
Drizzle, 60% chance.
Sun
29° 21°
Drizzle, 60% chance.
Mon
28° 19°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 33° Partly Cloudy 3% 14 mph SW 63%
4 PM 32° Mostly Clear 3% 14 mph SW 65%
5 PM 33° Clear 3% 15 mph SW 67%
6 PM 32° Clear 3% 14 mph SSW 70%
7 PM 30° Clear 3% 12 mph SW 74%
8 PM 29° Clear 3% 10 mph SW 78%
9 PM 28° Clear 3% 9 mph SW 82%
10 PM 27° Clear 3% 8 mph SW 86%
11 PM 26° Clear 3% 7 mph SW 89%
12 AM 26° Clear 3% 7 mph SSW 91%
1 AM 24° Clear 3% 6 mph SSW 93%
2 AM 24° Clear 3% 6 mph SSW 94%
3 AM 24° Clear 3% 7 mph SSW 95%
4 AM 24° Clear 3% 7 mph SSW 94%
5 AM 23° Clear 3% 7 mph SSW 93%
6 AM 23° Clear 3% 8 mph SW 90%
7 AM 25° Clear 3% 8 mph SW 85%
8 AM 26° Clear 3% 9 mph SW 78%
9 AM 27° Clear 3% 9 mph SW 73%
10 AM 29° Clear 3% 9 mph SW 70%
11 AM 30° Clear 3% 10 mph SW 68%
12 PM 31° Clear 3% 10 mph SW 65%
1 PM 32° Clear 3% 11 mph SW 64%
2 PM 32° Clear 3% 11 mph SW 64%
15-Day Forecast
Today
6/30
Mostly Clear
3%
23°
33°
Wed
7/1
Clear
7%
23°
34°
Thu
7/2
Clear
16%
24°
36°
Fri
7/3
Clear
71%
24°
33°
Sat
7/4
Drizzle
60%
22°
31°
Sun
7/5
Drizzle
60%
21°
29°
Mon
7/6
Clear
19%
19°
28°
Tue
7/7
Clear
60%
19°
28°
Wed
7/8
Drizzle
60%
19°
30°
Thu
7/9
Drizzle
60%
20°
28°
Fri
7/10
Drizzle
60%
19°
26°
Sat
7/11
Drizzle
60%
19°
26°
Sun
7/12
Drizzle
60%
18°
27°
Mon
7/13
Drizzle
60%
18°
25°
Tue
7/14
Drizzle
60%
17°
24°
70
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
70 AQI 19.2 µg/m³
O3
Ground-level ozone
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 70 Moderate 32 70
Thu 63 Moderate 32 63
Fri 43 Good 33 43
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 Tue Jun 30, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE4881 J/kg
MLCAPE3516 J/kg
MUCAPE4881 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-8.4
Kinematics
0–6 km Shear19 kt
0–1 km Shear7 kt
Eff. Shear17 kt
0–1 km SRH4
0–3 km SRH-38
Eff. SRH-38
Storm Motion229° @ 36 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index18.0
Thermo & Levels
PWAT1.44 in
0–3 km LR6.7 °C/km
700–500 LR6.6 °C/km
Total Totals46.6
LCL880 hPa
LFC988 hPa
EL126 hPa
Freezing Lvl15,817 ft