Heat Advisory — New Castle, DE, Somerset, NJ, Middlesex, NJ, Western Monmouth, NJ, Eastern Monmouth, NJ, Mercer, NJ, Gloucester, NJ, Camden, NJ, Northwestern Burlington, NJ, Ocean, NJ, Southeastern Burlington, NJ, Delaware, PA, Philadelphia, PA, Eastern Chester, PA, Eastern Montgomery, PA, Lower Bucks, PA 7:00 PM

Somerset County, New Jersey, United States

Last updated: 2:41 AM CDT  ·  Refresh
22°C
Feels like 25°
Mostly Clear
▲ 32°  /  ▼ 21°
Wind
2 mph SW
Humidity
93%
Dew Point
21°
Pressure
29.89 inHg
Visibility
4 mi
UV Index
0.0
Cloud Cover
25%
Sunrise
6:02 AM
Sunset
8:05 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Somerset County is currently mostly clear at 22°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1836 J/kg) — isolated convective development possible. Sunrise: 6:02AM · Sunset: 8:05PM.

Alerts

Heat Advisory
New Castle, DE, Somerset, NJ, Middlesex, NJ, Western Monmouth, NJ, Eastern Monmouth, NJ, Mercer, NJ, Gloucester, NJ, Camden, NJ, Northwestern Burlington, NJ, Ocean, NJ, Southeastern Burlington, NJ, Delaware, PA, Philadelphia, PA, Eastern Chester, PA, Eastern Montgomery, PA, Lower Bucks, PA
Expires 7:00 PM
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
25%
4 AM
22°
17%
5 AM
21°
19%
6 AM
21°
14%
7 AM
22°
14%
8 AM
23°
24%
9 AM
26°
28%
10 AM
27°
27%
11 AM
28°
20%
12 PM
29°
29%
1 PM
31°
30%
2 PM
31°
28%
3 PM
31°
27%
4 PM
31°
22%
5 PM
29°
32%
6 PM
28°
28%
7 PM
27°
28%
8 PM
27°
18%
9 PM
26°
18%
10 PM
25°
19%
11 PM
24°
9%
12 AM
24°
5%
1 AM
24°
5%
2 AM
24°
3%
7-Day Forecast
Today
32° 21°
Partly Cloudy with a 29% chance of rain.
Sun
36° 22°
Partly Cloudy.
Mon
36° 21°
Partly Cloudy with a 66% chance of rain.
Tue
33° 22°
Clear with a 72% chance of rain.
Wed
33° 21°
Drizzle, 77% chance.
Thu
32° 19°
Clear with a 30% chance of rain.
Fri
31° 17°
Clear with a 28% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 22° Mostly Clear 25% 2 mph SW 93%
4 AM 22° Mostly Clear 17% 3 mph WSW 92%
5 AM 21° Mostly Clear 19% 3 mph WSW 91%
6 AM 21° Mostly Clear 14% 3 mph WSW 90%
7 AM 22° Partly Cloudy 14% 5 mph WSW 88%
8 AM 23° Partly Cloudy 24% 6 mph WSW 84%
9 AM 26° Partly Cloudy 28% 7 mph WSW 80%
10 AM 27° Mostly Cloudy 27% 8 mph WSW 76%
11 AM 28° Mostly Cloudy 20% 8 mph WSW 71%
12 PM 29° Partly Cloudy 29% 9 mph WSW 67%
1 PM 31° Partly Cloudy 30% 10 mph WSW 63%
2 PM 31° Partly Cloudy 28% 10 mph WSW 61%
3 PM 31° Partly Cloudy 27% 10 mph WSW 61%
4 PM 31° Partly Cloudy 22% 9 mph WSW 61%
5 PM 29° Partly Cloudy 32% 9 mph WSW 64%
6 PM 28° Partly Cloudy 28% 7 mph WSW 69%
7 PM 27° Mostly Clear 28% 6 mph WSW 74%
8 PM 27° Mostly Clear 18% 5 mph WSW 78%
9 PM 26° Partly Cloudy 18% 5 mph SW 80%
10 PM 25° Partly Cloudy 19% 6 mph SW 81%
11 PM 24° Partly Cloudy 9% 5 mph SW 83%
12 AM 24° Partly Cloudy 5% 5 mph SW 84%
1 AM 24° Mostly Clear 5% 5 mph WSW 85%
2 AM 24° Mostly Clear 3% 5 mph WSW 87%
15-Day Forecast
Today
8/8
Partly Cloudy
29%
21°
32°
Sun
8/9
Partly Cloudy
3%
22°
36°
Mon
8/10
Partly Cloudy
66%
21°
36°
Tue
8/11
Clear
72%
22°
33°
Wed
8/12
Drizzle
77%
21°
33°
Thu
8/13
Clear
30%
19°
32°
Fri
8/14
Clear
28%
17°
31°
Sat
8/15
Drizzle
43%
17°
29°
Sun
8/16
Drizzle
44%
17°
28°
Mon
8/17
Drizzle
51%
16°
28°
Tue
8/18
Drizzle
60%
19°
29°
Wed
8/19
Drizzle
60%
19°
30°
Thu
8/20
Drizzle
60%
19°
29°
Fri
8/21
Drizzle
60%
19°
29°
Sat
8/22
Drizzle
60%
19°
30°
48
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
48 AQI 8.7 µg/m³
O3
Ground-level ozone
47 AQI 52 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 47 48
Sun 50 Good 46 50
Mon 54 Moderate 42 54
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 Sat Aug 8, 06:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE39 J/kg
MLCAPE216 J/kg
MUCAPE482 J/kg
SBCIN-190 J/kg
MLCIN0 J/kg
Lifted Index-0.3
Kinematics
0–6 km Shear20 kt
0–1 km Shear17 kt
Eff. Shear15 kt
0–1 km SRH-87
0–3 km SRH-125
Eff. SRH-94
Storm Motion201° @ 24 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.4
Thermo & Levels
PWAT2.01 in
0–3 km LR4.5 °C/km
700–500 LR5.6 °C/km
Total Totals46.3
LCL999 hPa
LFC649 hPa
EL457 hPa
Freezing Lvl14,652 ft