Areal Flood Watch 1:00 AM

Lehigh County, Pennsylvania, United States

Last updated: 9:14 PM CDT  ·  Refresh
17°C
Feels like 17°
Mostly Cloudy
▲ 22°  /  ▼ 13°
Wind
8 mph NNE
Humidity
93%
Dew Point
16°
Pressure
29.40 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
63%
Sunrise
6:17 AM
Sunset
7:52 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lehigh County is currently mostly cloudy at 17°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:17AM · Sunset: 7:52PM.

Alerts

Areal Flood Watch
Expires 1:00 AM
27 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
17°
3%
11 PM
17°
21%
12 AM
16°
21%
1 AM
16°
14%
2 AM
16°
3%
3 AM
15°
3%
4 AM
14°
3%
5 AM
13°
3%
6 AM
13°
3%
7 AM
14°
3%
8 AM
15°
3%
9 AM
17°
3%
10 AM
19°
3%
11 AM
21°
5%
12 PM
22°
5%
1 PM
23°
5%
2 PM
24°
5%
3 PM
24°
5%
4 PM
24°
5%
5 PM
25°
3%
6 PM
24°
3%
7 PM
23°
3%
8 PM
22°
3%
9 PM
20°
13%
7-Day Forecast
Tonight
22° 13°
Mostly Cloudy.
Fri
26° 13°
Mostly Clear.
Sat
23° 16°
Overcast with a 75% chance of rain.
Sun
27° 16°
Mostly Cloudy with a 64% chance of rain.
Mon
26° 13°
Clear.
Tue
27° 14°
Rain, 61% chance.
Wed
28° 15°
Drizzle, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 17° Mostly Cloudy 3% 9 mph NNE 93%
11 PM 17° Partly Cloudy 21% 7 mph N 93%
12 AM 16° Partly Cloudy 21% 6 mph N 94%
1 AM 16° Partly Cloudy 14% 5 mph NNW 94%
2 AM 16° Partly Cloudy 3% 5 mph NNW 94%
3 AM 15° Partly Cloudy 3% 5 mph NNW 93%
4 AM 14° Mostly Clear 3% 5 mph NNW 91%
5 AM 13° Mostly Clear 3% 5 mph NNW 92%
6 AM 13° Mostly Clear 3% 5 mph NNW 91%
7 AM 14° Mostly Clear 3% 5 mph NNW 90%
8 AM 15° Partly Cloudy 3% 6 mph N 88%
9 AM 17° Partly Cloudy 3% 6 mph N 82%
10 AM 19° Mostly Clear 3% 7 mph NNE 77%
11 AM 21° Mostly Clear 5% 7 mph NNE 72%
12 PM 22° Partly Cloudy 5% 6 mph NNE 67%
1 PM 23° Partly Cloudy 5% 6 mph NE 63%
2 PM 24° Partly Cloudy 5% 6 mph NE 59%
3 PM 24° Mostly Clear 5% 5 mph NE 59%
4 PM 24° Mostly Clear 5% 4 mph NE 58%
5 PM 25° Mostly Clear 3% 4 mph NE 59%
6 PM 24° Mostly Clear 3% 3 mph NE 62%
7 PM 23° Mostly Clear 3% 3 mph NE 65%
8 PM 22° Partly Cloudy 3% 3 mph NE 68%
9 PM 20° Partly Cloudy 13% 2 mph NE 70%
15-Day Forecast
Today
8/20
Mostly Cloudy
3%
13°
22°
Fri
8/21
Mostly Clear
14%
13°
26°
Sat
8/22
Overcast
75%
16°
23°
Sun
8/23
Mostly Cloudy
64%
16°
27°
Mon
8/24
Clear
8%
13°
26°
Tue
8/25
Rain
61%
14°
27°
Wed
8/26
Drizzle
71%
15°
28°
Thu
8/27
Rain
82%
16°
26°
Fri
8/28
Rain
69%
18°
28°
Sat
8/29
Rain
68%
18°
28°
Sun
8/30
Rain
90%
18°
28°
Mon
8/31
Drizzle
60%
17°
27°
Tue
9/1
Drizzle
60%
16°
27°
Wed
9/2
Drizzle
60%
16°
27°
Thu
9/3
Drizzle
60%
16°
26°
27
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
27 AQI 4.9 µg/m³
O3
Ground-level ozone
25 AQI 28 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 27 Good 25 27
Sat 35 Good 35 25
Sun 43 Good 25 43
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 Thu Aug 20, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE18 J/kg
MUCAPE2 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index7.0
Kinematics
0–6 km Shear35 kt
0–1 km Shear20 kt
Eff. Shear—
0–1 km SRH-125
0–3 km SRH32
Eff. SRH—
Storm Motion315° @ 25 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index32.2
Thermo & Levels
PWAT1.71 in
0–3 km LR3.8 °C/km
700–500 LR5.0 °C/km
Total Totals39.7
LCL979 hPa
LFC—
EL—
Freezing Lvl14,560 ft