Tornado Watch 8:00 PM

Passaic County, New Jersey, United States

Last updated: 7:53 PM CDT  ·  Refresh
22°C
Feels like 24°
Drizzle
▲ 24°  /  ▼ 17°
Wind
6 mph SSE
Humidity
95%
Dew Point
21°
Pressure
29.13 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
86%
Sunrise
5:43 AM
Sunset
8:23 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Passaic County is currently drizzle at 22°C. Precipitation is likely — peak probability 81% around 9 PM. Atmospheric instability is elevated (CAPE up to 890 J/kg) — isolated convective development possible. Sunrise: 5:43AM · Sunset: 8:23PM.

Alerts

Tornado Watch
Expires 8:00 PM
76 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
68%
9 PM
22°
80%
10 PM
22°
63%
11 PM
22°
37%
12 AM
22°
35%
1 AM
21°
32%
2 AM
21°
54%
3 AM
21°
44%
4 AM
21°
33%
5 AM
19°
25%
6 AM
20°
26%
7 AM
21°
21%
8 AM
22°
26%
9 AM
23°
19%
10 AM
24°
14%
11 AM
25°
19%
12 PM
26°
20%
1 PM
26°
20%
2 PM
26°
20%
3 PM
27°
21%
4 PM
27°
21%
5 PM
27°
9%
6 PM
26°
9%
7 PM
25°
3%
7-Day Forecast
Tonight
24° 17°
Drizzle, 68% chance.
Wed
27° 17°
Partly Cloudy with a 54% chance of rain.
Thu
27° 14°
Mostly Clear.
Fri
27° 14°
Partly Cloudy.
Sat
27° 16°
Clear.
Sun
28° 17°
Drizzle, 70% chance.
Mon
29° 18°
Drizzle, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 22° Drizzle 68% 6 mph SSE 95%
9 PM 22° Rain 80% 8 mph SSW 97%
10 PM 22° Mostly Cloudy 63% 8 mph SSW 96%
11 PM 22° Mostly Cloudy 37% 7 mph SSW 96%
12 AM 22° Mostly Cloudy 35% 8 mph SSW 97%
1 AM 21° Overcast 32% 8 mph SSW 96%
2 AM 21° Overcast 54% 8 mph SSW 97%
3 AM 21° Overcast 44% 7 mph SSW 96%
4 AM 21° Overcast 33% 6 mph SW 96%
5 AM 19° Overcast 25% 6 mph SW 94%
6 AM 20° Mostly Cloudy 26% 7 mph SW 91%
7 AM 21° Partly Cloudy 21% 8 mph SW 88%
8 AM 22° Mostly Clear 26% 8 mph WSW 82%
9 AM 23° Mostly Clear 19% 8 mph W 76%
10 AM 24° Mostly Clear 14% 9 mph W 70%
11 AM 25° Mostly Clear 19% 10 mph W 65%
12 PM 26° Mostly Clear 20% 10 mph W 60%
1 PM 26° Mostly Clear 20% 10 mph W 55%
2 PM 26° Mostly Clear 20% 10 mph W 53%
3 PM 27° Mostly Clear 21% 10 mph W 51%
4 PM 27° Mostly Clear 21% 9 mph W 50%
5 PM 27° Mostly Clear 9% 9 mph W 52%
6 PM 26° Mostly Clear 9% 8 mph WNW 56%
7 PM 25° Mostly Clear 3% 8 mph WNW 59%
15-Day Forecast
Today
7/21
Drizzle
68%
17°
24°
Wed
7/22
Partly Cloudy
54%
17°
27°
Thu
7/23
Mostly Clear
3%
14°
27°
Fri
7/24
Partly Cloudy
3%
14°
27°
Sat
7/25
Clear
8%
16°
27°
Sun
7/26
Drizzle
70%
17°
28°
Mon
7/27
Drizzle
71%
18°
29°
Tue
7/28
Rain
63%
18°
27°
Wed
7/29
Rain
69%
17°
27°
Thu
7/30
Drizzle
44%
17°
27°
Fri
7/31
Drizzle
60%
17°
31°
Sat
8/1
Drizzle
60%
18°
29°
Sun
8/2
Drizzle
60%
17°
27°
Mon
8/3
Drizzle
60%
19°
27°
Tue
8/4
Drizzle
60%
19°
28°
76
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
76 AQI 22.5 µg/m³
O3
Ground-level ozone
40 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 76 Moderate 40 76
Thu 36 Good 36 28
Fri 37 Good 37 34
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
SBCAPE508 J/kg
MLCAPE470 J/kg
MUCAPE539 J/kg
SBCIN-67 J/kg
MLCIN0 J/kg
Lifted Index-3.5
Kinematics
0–6 km Shear48 kt
0–1 km Shear14 kt
Eff. Shear47 kt
0–1 km SRH2
0–3 km SRH-29
Eff. SRH-29
Storm Motion222° @ 39 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.9
Thermo & Levels
PWAT1.87 in
0–3 km LR5.0 °C/km
700–500 LR5.9 °C/km
Total Totals48.6
LCL976 hPa
LFC781 hPa
EL285 hPa
Freezing Lvl14,219 ft