Freeze Warning — Morris, NJ, Hunterdon, NJ, Somerset, NJ, Berks, PA, Lehigh, PA, Western Chester, PA, Western Montgomery, PA, Upper Bucks, PA 8:00 AM

Lehigh County, Pennsylvania, United States

Last updated: 3:34 AM CDT  ·  Refresh
2°C
Feels like -1°
Clear
▲ 17°  /  ▼ 2°
Wind
3 mph NNW
Humidity
76%
Dew Point
-1°
Pressure
29.87 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
9%
Sunrise
7:23 AM
Sunset
6:09 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Lehigh County is currently clear at 2°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:23AM · Sunset: 6:09PM.

Alerts

Freeze Warning
Morris, NJ, Hunterdon, NJ, Somerset, NJ, Berks, PA, Lehigh, PA, Western Chester, PA, Western Montgomery, PA, Upper Bucks, PA
Expires 8:00 AM
30 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
2°
3%
5 AM
0°
3%
6 AM
0°
3%
7 AM
1°
3%
8 AM
2°
3%
9 AM
6°
3%
10 AM
9°
3%
11 AM
11°
3%
12 PM
12°
3%
1 PM
16°
3%
2 PM
17°
3%
3 PM
17°
3%
4 PM
16°
3%
5 PM
14°
3%
6 PM
12°
3%
7 PM
10°
3%
8 PM
9°
3%
9 PM
8°
3%
10 PM
8°
3%
11 PM
7°
3%
12 AM
7°
3%
1 AM
6°
3%
2 AM
6°
3%
3 AM
5°
3%
7-Day Forecast
Today
17° 2°
Clear.
Sun
20° 3°
Clear.
Mon
22° 1°
Haze.
Tue
18° 3°
Partly Cloudy.
Wed
17° 2°
Clear.
Thu
20° 4°
Clear.
Fri
26° 8°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 2° Clear 3% 3 mph NNW 76%
5 AM 0° Clear 3% 3 mph NNW 74%
6 AM 0° Clear 3% 3 mph NNW 75%
7 AM 1° Clear 3% 3 mph NNW 75%
8 AM 2° Clear 3% 3 mph NNW 73%
9 AM 6° Clear 3% 2 mph N 66%
10 AM 9° Clear 3% 2 mph NNE 58%
11 AM 11° Clear 3% 1 mph N 53%
12 PM 12° Clear 3% 1 mph WSW 50%
1 PM 16° Clear 3% 2 mph SW 46%
2 PM 17° Clear 3% 3 mph SW 45%
3 PM 17° Clear 3% 3 mph SW 47%
4 PM 16° Clear 3% 3 mph SW 50%
5 PM 14° Clear 3% 3 mph SW 53%
6 PM 12° Clear 3% 4 mph SW 57%
7 PM 10° Clear 3% 4 mph WSW 61%
8 PM 9° Clear 3% 4 mph WSW 64%
9 PM 8° Clear 3% 4 mph WSW 67%
10 PM 8° Clear 3% 3 mph WSW 69%
11 PM 7° Clear 3% 3 mph W 71%
12 AM 7° Clear 3% 3 mph W 73%
1 AM 6° Clear 3% 3 mph W 75%
2 AM 6° Clear 3% 3 mph W 76%
3 AM 5° Clear 3% 4 mph W 78%
15-Day Forecast
Today
10/24
Clear
3%
2°
17°
Sun
10/25
Clear
3%
3°
20°
Mon
10/26
Haze
17%
1°
22°
Tue
10/27
Partly Cloudy
3%
3°
18°
Wed
10/28
Clear
3%
2°
17°
Thu
10/29
Clear
3%
4°
20°
Fri
10/30
Clear
3%
8°
26°
Sat
10/31
Clear
3%
8°
22°
Sun
11/1
Drizzle
68%
7°
21°
Mon
11/2
Rain
77%
7°
20°
Tue
11/3
Drizzle
90%
8°
20°
Wed
11/4
Drizzle
60%
6°
17°
Thu
11/5
Drizzle
60%
6°
17°
Fri
11/6
Drizzle
60%
6°
18°
Sat
11/7
Drizzle
60%
7°
18°
30
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
19 AQI 3.5 µg/m³
O3
Ground-level ozone
Dominant
30 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 30 Good 30 19
Sun 31 Good 31 31
Mon 57 Moderate 34 57
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sat Oct 24, 07:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE20 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index23.2
Kinematics
0–6 km Shear12 kt
0–1 km Shear5 kt
Eff. Shear—
0–1 km SRH-19
0–3 km SRH-16
Eff. SRH—
Storm Motion19° @ 17 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-45.7
Thermo & Levels
PWAT0.26 in
0–3 km LR0.9 °C/km
700–500 LR6.7 °C/km
Total Totals12.9
LCL961 hPa
LFC—
EL—
Freezing Lvl9,075 ft