Middlesex County, New Jersey, United States

Last updated: 9:33 PM CDT  ·  Refresh
32°C
Feels like 36°
Clear
▲ 37°  /  ▼ 26°
Wind
6 mph WSW
Humidity
53%
Dew Point
22°
Pressure
29.83 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
4%
Sunrise
5:31 AM
Sunset
8:31 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Middlesex County is currently clear at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2085 J/kg) — isolated convective development possible. Sunrise: 5:31AM · Sunset: 8:31PM.

Alerts

No active alerts for this location.
61 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
4%
11 PM
32°
21%
12 AM
31°
21%
1 AM
30°
21%
2 AM
29°
3%
3 AM
29°
3%
4 AM
28°
3%
5 AM
26°
3%
6 AM
27°
3%
7 AM
28°
3%
8 AM
30°
8%
9 AM
32°
18%
10 AM
33°
18%
11 AM
34°
28%
12 PM
36°
32%
1 PM
37°
32%
2 PM
37°
40%
3 PM
37°
41%
4 PM
37°
45%
5 PM
38°
45%
6 PM
36°
42%
7 PM
33°
36%
8 PM
32°
33%
9 PM
31°
35%
7-Day Forecast
Tonight
37° 26°
Clear.
Fri
38° 26°
Clear with a 45% chance of rain.
Sat
37° 24°
Mostly Clear with a 55% chance of rain.
Sun
32° 23°
Partly Cloudy with a 72% chance of rain.
Mon
30° 22°
Heavy Rain, 90% chance.
Tue
30° 21°
Drizzle, 82% chance.
Wed
29° 19°
Clear with a 29% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 32° Clear 4% 6 mph WSW 53%
11 PM 32° Clear 21% 7 mph WSW 57%
12 AM 31° Clear 21% 6 mph WSW 61%
1 AM 30° Clear 21% 6 mph W 65%
2 AM 29° Clear 3% 5 mph WNW 67%
3 AM 29° Clear 3% 5 mph WNW 68%
4 AM 28° Clear 3% 4 mph WNW 69%
5 AM 26° Clear 3% 4 mph W 71%
6 AM 27° Clear 3% 5 mph WNW 69%
7 AM 28° Clear 3% 5 mph WNW 64%
8 AM 30° Clear 8% 6 mph WNW 58%
9 AM 32° Clear 18% 6 mph WNW 53%
10 AM 33° Clear 18% 7 mph WNW 48%
11 AM 34° Clear 28% 8 mph W 44%
12 PM 36° Clear 32% 9 mph W 41%
1 PM 37° Clear 32% 10 mph W 38%
2 PM 37° Clear 40% 11 mph W 36%
3 PM 37° Clear 41% 11 mph W 35%
4 PM 37° Clear 45% 12 mph W 34%
5 PM 38° Mostly Clear 45% 11 mph W 39%
6 PM 36° Mostly Clear 42% 9 mph W 48%
7 PM 33° Partly Cloudy 36% 9 mph W 57%
8 PM 32° Partly Cloudy 33% 9 mph W 62%
9 PM 31° Partly Cloudy 35% 9 mph W 63%
15-Day Forecast
Today
7/2
Clear
4%
26°
37°
Fri
7/3
Clear
45%
26°
38°
Sat
7/4
Mostly Clear
55%
24°
37°
Sun
7/5
Partly Cloudy
72%
23°
32°
Mon
7/6
Heavy Rain
90%
22°
30°
Tue
7/7
Drizzle
82%
21°
30°
Wed
7/8
Clear
29%
19°
29°
Thu
7/9
Rain
27%
21°
32°
Fri
7/10
Rain
68%
21°
33°
Sat
7/11
Drizzle
44%
22°
32°
Sun
7/12
Drizzle
60%
22°
34°
Mon
7/13
Drizzle
60%
21°
34°
Tue
7/14
Drizzle
60%
21°
31°
Wed
7/15
Drizzle
60%
21°
31°
Thu
7/16
Drizzle
60%
22°
32°
61
Moderate
U.S. Air Quality Index · Dominant: O3
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
61 AQI 14.6 µg/m³
O3
Ground-level ozone
Dominant
61 AQI 58 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 61 Moderate 61 61
Sat 52 Moderate 47 52
Sun 48 Good 48 42
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 Fri Jul 3, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1562 J/kg
MLCAPE1507 J/kg
MUCAPE2021 J/kg
SBCIN-334 J/kg
MLCIN0 J/kg
Lifted Index-3.1
Kinematics
0–6 km Shear19 kt
0–1 km Shear16 kt
Eff. Shear14 kt
0–1 km SRH-4
0–3 km SRH-24
Eff. SRH-40
Storm Motion260° @ 28 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index20.5
Thermo & Levels
PWAT1.46 in
0–3 km LR6.3 °C/km
700–500 LR6.0 °C/km
Total Totals44.6
LCL869 hPa
LFC697 hPa
EL179 hPa
Freezing Lvl15,213 ft