Essex County, New Jersey, United States

Last updated: 8:05 PM CDT  ·  Refresh
23°C
Feels like 25°
Overcast
▲ 27°  /  ▼ 21°
Wind
7 mph S
Humidity
93%
Dew Point
22°
Pressure
29.37 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
88%
Sunrise
5:43 AM
Sunset
8:22 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Essex County is currently overcast at 23°C. Precipitation is likely — peak probability 78% around 9 PM. Atmospheric instability is elevated (CAPE up to 1186 J/kg) — isolated convective development possible. Sunrise: 5:43AM · Sunset: 8:22PM.

Alerts

No active alerts for this location.
74 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
78%
10 PM
23°
68%
11 PM
23°
59%
12 AM
22°
35%
1 AM
22°
35%
2 AM
23°
35%
3 AM
22°
39%
4 AM
22°
54%
5 AM
21°
32%
6 AM
21°
18%
7 AM
21°
18%
8 AM
22°
13%
9 AM
23°
13%
10 AM
24°
16%
11 AM
25°
6%
12 PM
26°
6%
1 PM
26°
3%
2 PM
26°
3%
3 PM
26°
3%
4 PM
27°
3%
5 PM
28°
3%
6 PM
27°
3%
7 PM
27°
3%
8 PM
26°
3%
7-Day Forecast
Tonight
27° 21°
Overcast with a 78% chance of rain.
Wed
28° 21°
Partly Cloudy with a 39% chance of rain.
Thu
28° 17°
Mostly Clear.
Fri
28° 17°
Partly Cloudy.
Sat
28° 18°
Partly Cloudy.
Sun
29° 18°
Drizzle, 70% chance.
Mon
29° 19°
Drizzle, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Overcast 78% 7 mph S 93%
10 PM 23° Mostly Cloudy 68% 10 mph SSW 93%
11 PM 23° Mostly Cloudy 59% 10 mph SW 93%
12 AM 22° Mostly Cloudy 35% 9 mph SW 93%
1 AM 22° Overcast 35% 10 mph SSW 95%
2 AM 23° Overcast 35% 9 mph SSW 96%
3 AM 22° Overcast 39% 10 mph SW 96%
4 AM 22° Overcast 54% 10 mph SW 94%
5 AM 21° Overcast 32% 10 mph SW 92%
6 AM 21° Mostly Cloudy 18% 9 mph SW 90%
7 AM 21° Mostly Cloudy 18% 9 mph SW 88%
8 AM 22° Partly Cloudy 13% 10 mph SW 85%
9 AM 23° Partly Cloudy 13% 9 mph WSW 79%
10 AM 24° Partly Cloudy 16% 9 mph WSW 73%
11 AM 25° Partly Cloudy 6% 10 mph WSW 67%
12 PM 26° Mostly Clear 6% 10 mph W 63%
1 PM 26° Mostly Clear 3% 10 mph W 60%
2 PM 26° Mostly Clear 3% 10 mph W 57%
3 PM 26° Mostly Clear 3% 10 mph W 54%
4 PM 27° Mostly Clear 3% 10 mph WSW 51%
5 PM 28° Mostly Clear 3% 10 mph WSW 49%
6 PM 27° Mostly Clear 3% 9 mph W 52%
7 PM 27° Mostly Clear 3% 8 mph W 54%
8 PM 26° Partly Cloudy 3% 7 mph WNW 57%
15-Day Forecast
Today
7/21
Overcast
78%
21°
27°
Wed
7/22
Partly Cloudy
39%
21°
28°
Thu
7/23
Mostly Clear
3%
17°
28°
Fri
7/24
Partly Cloudy
7%
17°
28°
Sat
7/25
Partly Cloudy
8%
18°
28°
Sun
7/26
Drizzle
70%
18°
29°
Mon
7/27
Drizzle
71%
19°
29°
Tue
7/28
Rain
63%
19°
28°
Wed
7/29
Rain
69%
21°
28°
Thu
7/30
Drizzle
44%
18°
28°
Fri
7/31
Drizzle
60%
19°
30°
Sat
8/1
Drizzle
60%
20°
29°
Sun
8/2
Drizzle
60%
20°
28°
Mon
8/3
Drizzle
60%
21°
27°
Tue
8/4
Drizzle
60%
21°
29°
74
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
74 AQI 21.4 µg/m³
O3
Ground-level ozone
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 74 Moderate 38 74
Thu 40 Good 40 30
Fri 46 Good 46 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 Tue Jul 21, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE586 J/kg
MLCAPE751 J/kg
MUCAPE1021 J/kg
SBCIN-67 J/kg
MLCIN0 J/kg
Lifted Index-3.9
Kinematics
0–6 km Shear42 kt
0–1 km Shear12 kt
Eff. Shear41 kt
0–1 km SRH19
0–3 km SRH-14
Eff. SRH-14
Storm Motion221° @ 37 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.0
K-Index33.9
Thermo & Levels
PWAT1.96 in
0–3 km LR4.9 °C/km
700–500 LR6.2 °C/km
Total Totals48.2
LCL978 hPa
LFC763 hPa
EL242 hPa
Freezing Lvl14,537 ft