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Philadelphia, Pennsylvania

Last updated: 9:47 AM CDT  ·  Refresh
73°F
Feels like 72°
Clear
▲ 81°  /  ▼ 62°
Wind
4 mph N
Humidity
56%
Dew Point
58°
Pressure
30.08 inHg
Visibility
10 mi
UV Index
7.8
Cloud Cover
3%
Sunrise
6:34 AM
Sunset
7:22 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Philadelphia is currently clear at 73°F. Dry conditions are expected through the next 24 hours. Sunrise: 6:34AM · Sunset: 7:22PM.

41 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
73°
3%
11 AM
74°
14%
12 PM
76°
14%
1 PM
80°
7%
2 PM
80°
3%
3 PM
80°
3%
4 PM
80°
3%
5 PM
81°
3%
6 PM
78°
3%
7 PM
75°
3%
8 PM
74°
3%
9 PM
70°
3%
10 PM
69°
3%
11 PM
68°
3%
12 AM
67°
3%
1 AM
66°
3%
2 AM
65°
3%
3 AM
64°
3%
4 AM
64°
3%
5 AM
63°
3%
6 AM
63°
3%
7 AM
63°
3%
8 AM
65°
3%
9 AM
69°
3%
7-Day Forecast
Today
81° 62°
Clear.
Tue
84° 63°
Partly Cloudy.
Wed
89° 68°
Partly Cloudy.
Thu
83° 68°
Clear with a 73% chance of rain.
Fri
82° 65°
Clear.
Sat
84° 64°
Clear.
Sun
83° 68°
Clear with a 28% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 73° Clear 3% 4 mph N 56%
11 AM 74° Mostly Clear 14% 5 mph NNW 48%
12 PM 76° Clear 14% 6 mph NNW 42%
1 PM 80° Clear 7% 5 mph NNW 37%
2 PM 80° Clear 3% 5 mph NNW 35%
3 PM 80° Clear 3% 4 mph NNW 35%
4 PM 80° Clear 3% 4 mph NW 35%
5 PM 81° Mostly Clear 3% 4 mph NW 38%
6 PM 78° Mostly Clear 3% 4 mph NW 44%
7 PM 75° Partly Cloudy 3% 4 mph WNW 50%
8 PM 74° Partly Cloudy 3% 4 mph WNW 54%
9 PM 70° Partly Cloudy 3% 4 mph WNW 57%
10 PM 69° Partly Cloudy 3% 4 mph WNW 59%
11 PM 68° Partly Cloudy 3% 3 mph W 62%
12 AM 67° Partly Cloudy 3% 3 mph W 64%
1 AM 66° Partly Cloudy 3% 3 mph W 67%
2 AM 65° Partly Cloudy 3% 2 mph W 69%
3 AM 64° Partly Cloudy 3% 3 mph W 71%
4 AM 64° Partly Cloudy 3% 3 mph WNW 73%
5 AM 63° Partly Cloudy 3% 3 mph WNW 74%
6 AM 63° Mostly Cloudy 3% 3 mph WNW 74%
7 AM 63° Mostly Cloudy 3% 3 mph WNW 74%
8 AM 65° Mostly Cloudy 3% 3 mph WNW 68%
9 AM 69° Mostly Cloudy 3% 4 mph WNW 60%
15-Day Forecast
Today
9/7
Clear
7%
62°
81°
Tue
9/8
Partly Cloudy
3%
63°
84°
Wed
9/9
Partly Cloudy
7%
68°
89°
Thu
9/10
Clear
73%
68°
83°
Fri
9/11
Clear
8%
65°
82°
Sat
9/12
Clear
17%
64°
84°
Sun
9/13
Clear
28%
68°
83°
Mon
9/14
Rain
27%
66°
88°
Tue
9/15
Drizzle
68%
63°
85°
Wed
9/16
Rain
68%
56°
75°
Thu
9/17
Drizzle
64%
55°
79°
Fri
9/18
Drizzle
60%
61°
76°
Sat
9/19
Drizzle
60%
60°
74°
Sun
9/20
Drizzle
60%
60°
75°
Mon
9/21
Drizzle
60%
59°
75°
41
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
41 AQI 7.3 µg/m³
O3
Ground-level ozone
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 41 Good 32 41
Wed 47 Good 37 47
Thu 44 Good 36 44
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 Mon Sep 7, 13:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE37 J/kg
MLCAPE9 J/kg
MUCAPE37 J/kg
SBCIN0 J/kg
MLCIN-1 J/kg
Lifted Index0.6
Kinematics
0–6 km Shear26 kt
0–1 km Shear5 kt
Eff. Shear
0–1 km SRH13
0–3 km SRH34
Eff. SRH
Storm Motion13° @ 26 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)
Supercell
K-Index-3.5
Thermo & Levels
PWAT0.76 in
0–3 km LR5.7 °C/km
700–500 LR6.9 °C/km
Total Totals39.5
LCL908 hPa
LFC1019 hPa
EL814 hPa
Freezing Lvl12,575 ft