Tornado Watch 8:00 PM Areal Flood Watch 1:00 AM

Hunterdon County, New Jersey, United States

Last updated: 4:26 PM CDT  ·  Refresh
25°C
Feels like 28°
Overcast
▲ 27°  /  ▼ 18°
Wind
10 mph SW
Humidity
90%
Dew Point
22°
Pressure
29.21 inHg
Visibility
10 mi
UV Index
2.9
Cloud Cover
90%
Sunrise
5:46 AM
Sunset
8:25 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Hunterdon County is currently overcast at 25°C. Precipitation is likely — peak probability 83% around 5 PM. Atmospheric instability is elevated (CAPE up to 1393 J/kg) — isolated convective development possible. Sunrise: 5:46AM · Sunset: 8:25PM.

Alerts

Tornado Watch
Expires 8:00 PM
Areal Flood Watch
Expires 1:00 AM
92 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
83%
6 PM
27°
69%
7 PM
26°
62%
8 PM
24°
62%
9 PM
23°
62%
10 PM
23°
63%
11 PM
22°
43%
12 AM
22°
44%
1 AM
22°
49%
2 AM
22°
59%
3 AM
22°
59%
4 AM
22°
64%
5 AM
20°
50%
6 AM
21°
46%
7 AM
21°
46%
8 AM
22°
30%
9 AM
23°
34%
10 AM
24°
19%
11 AM
24°
19%
12 PM
26°
12%
1 PM
27°
5%
2 PM
27°
5%
3 PM
27°
5%
4 PM
27°
6%
7-Day Forecast
Today
27° 18°
Overcast with a 83% chance of rain.
Wed
28° 17°
Mostly Clear with a 59% chance of rain.
Thu
28° 15°
Mostly Clear.
Fri
27° 14°
Partly Cloudy.
Sat
27° 14°
Clear.
Sun
28° 16°
Rain, 81% chance.
Mon
28° 17°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 25° Overcast 83% 10 mph SW 90%
6 PM 27° Overcast 69% 8 mph SSW 92%
7 PM 26° Overcast 62% 8 mph SSW 94%
8 PM 24° Overcast 62% 8 mph S 96%
9 PM 23° Overcast 62% 8 mph SSW 96%
10 PM 23° Overcast 63% 8 mph SSW 96%
11 PM 22° Overcast 43% 8 mph SSW 96%
12 AM 22° Overcast 44% 9 mph SSW 96%
1 AM 22° Overcast 49% 10 mph SW 96%
2 AM 22° Overcast 59% 10 mph SW 96%
3 AM 22° Overcast 59% 10 mph SW 95%
4 AM 22° Overcast 64% 10 mph SW 96%
5 AM 20° Overcast 50% 10 mph SW 95%
6 AM 21° Mostly Cloudy 46% 10 mph SW 94%
7 AM 21° Partly Cloudy 46% 9 mph SW 93%
8 AM 22° Partly Cloudy 30% 9 mph WSW 90%
9 AM 23° Partly Cloudy 34% 9 mph WSW 84%
10 AM 24° Partly Cloudy 19% 10 mph W 78%
11 AM 24° Partly Cloudy 19% 10 mph W 71%
12 PM 26° Mostly Clear 12% 11 mph W 66%
1 PM 27° Mostly Clear 5% 11 mph W 62%
2 PM 27° Mostly Clear 5% 11 mph W 60%
3 PM 27° Mostly Clear 5% 11 mph W 59%
4 PM 27° Clear 6% 11 mph W 59%
15-Day Forecast
Today
7/21
Overcast
83%
18°
27°
Wed
7/22
Mostly Clear
59%
17°
28°
Thu
7/23
Mostly Clear
3%
15°
28°
Fri
7/24
Partly Cloudy
17%
14°
27°
Sat
7/25
Clear
19%
14°
27°
Sun
7/26
Rain
81%
16°
28°
Mon
7/27
Drizzle
60%
17°
28°
Tue
7/28
Drizzle
60%
16°
27°
Wed
7/29
Drizzle
60%
16°
28°
Thu
7/30
Drizzle
60%
16°
30°
Fri
7/31
Drizzle
60%
18°
27°
Sat
8/1
Drizzle
60%
17°
27°
Sun
8/2
Drizzle
60%
17°
28°
Mon
8/3
Drizzle
60%
18°
27°
Tue
8/4
Drizzle
60%
18°
28°
92
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
92 AQI 31.0 µg/m³
O3
Ground-level ozone
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 92 Moderate 39 92
Thu 54 Moderate 37 54
Fri 52 Moderate 40 52
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, 20:00'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
SBCAPE1534 J/kg
MLCAPE1453 J/kg
MUCAPE1549 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-4.4
Kinematics
0–6 km Shear29 kt
0–1 km Shear11 kt
Eff. Shear29 kt
0–1 km SRH-25
0–3 km SRH-79
Eff. SRH-79
Storm Motion209° @ 33 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.6
Thermo & Levels
PWAT2.10 in
0–3 km LR6.3 °C/km
700–500 LR5.1 °C/km
Total Totals46.7
LCL946 hPa
LFC989 hPa
EL185 hPa
Freezing Lvl13,684 ft