Philadelphia, Pennsylvania

Last updated: 12:04 AM CDT · Refresh

22°C

Feels like 23°

Rain

▲ 32° / ▼ 22°

Wind

6 mph SSE

Humidity

85%

Dew Point

20°

Pressure

29.79 inHg

Visibility

9 mi

UV Index

0.0

Cloud Cover

87%

Sunrise

6:14 AM

Sunset

7:54 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Philadelphia is currently rain at 22°C. Precipitation is likely — peak probability 80% around 2 AM. Atmospheric instability is elevated (CAPE up to 1516 J/kg) — isolated convective development possible. Sunrise: 6:14AM · Sunset: 7:54PM.

47 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

22°

70%

2 AM

22°

80%

3 AM

22°

50%

4 AM

22°

76%

5 AM

21°

67%

6 AM

21°

50%

7 AM

22°

23%

8 AM

22°

9 AM

24°

17%

10 AM

25°

17%

11 AM

27°

29%

12 PM

28°

30%

1 PM

29°

35%

2 PM

31°

34%

3 PM

31°

40%

4 PM

31°

34%

5 PM

32°

42%

6 PM

31°

42%

7 PM

31°

47%

8 PM

29°

41%

9 PM

28°

41%

10 PM

27°

28%

11 PM

27°

14%

12 AM

26°

15%

7-Day Forecast

Today

32° 22°

Partly Cloudy with a 76% chance of rain.

Tue

32° 22°

Mostly Clear.

Wed

33° 22°

Partly Cloudy with a 59% chance of rain.

Thu

33° 22°

Mostly Clear with a 58% chance of rain.

Fri

29° 21°

Rain, 82% chance.

Sat

29° 20°

Rain, 64% chance.

Sun

32° 21°

Rain, 63% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 22° Rain 70% 6 mph SSE 85%

2 AM 22° Overcast 80% 6 mph SSE 88%

3 AM 22° Mostly Cloudy 50% 5 mph S 91%

4 AM 22° Overcast 76% 4 mph SSW 93%

5 AM 21° Mostly Cloudy 67% 4 mph SSW 95%

6 AM 21° Mostly Cloudy 50% 4 mph SW 94%

7 AM 22° Overcast 23% 5 mph WSW 93%

8 AM 22° Overcast 7% 6 mph W 92%

9 AM 24° Partly Cloudy 17% 6 mph W 86%

10 AM 25° Partly Cloudy 17% 6 mph WNW 80%

11 AM 27° Partly Cloudy 29% 6 mph WNW 74%

12 PM 28° Mostly Cloudy 30% 6 mph WNW 69%

1 PM 29° Mostly Cloudy 35% 6 mph WNW 64%

2 PM 31° Mostly Clear 34% 7 mph WNW 60%

3 PM 31° Mostly Clear 40% 7 mph WNW 59%

4 PM 31° Mostly Clear 34% 7 mph WNW 58%

5 PM 32° Mostly Clear 42% 7 mph W 58%

6 PM 31° Mostly Clear 42% 6 mph W 63%

7 PM 31° Partly Cloudy 47% 5 mph W 68%

8 PM 29° Partly Cloudy 41% 5 mph WNW 72%

9 PM 28° Partly Cloudy 41% 5 mph WNW 74%

10 PM 27° Mostly Cloudy 28% 4 mph WNW 76%

11 PM 27° Mostly Cloudy 14% 4 mph WNW 79%

12 AM 26° Mostly Cloudy 15% 4 mph NW 80%

15-Day Forecast

Today

8/17

Partly Cloudy

76%

22°

32°

Tue

8/18

Mostly Clear

15%

22°

32°

Wed

8/19

Partly Cloudy

59%

22°

33°

Thu

8/20

Mostly Clear

58%

22°

33°

Fri

8/21

Rain

82%

21°

29°

Sat

8/22

Rain

64%

20°

29°

Sun

8/23

Rain

63%

21°

32°

Mon

8/24

Drizzle

43%

19°

30°

Tue

8/25

Drizzle

44%

17°

31°

Wed

8/26

Drizzle

51%

19°

31°

Thu

8/27

Drizzle

60%

21°

31°

Fri

8/28

Drizzle

60%

19°

30°

Sat

8/29

Drizzle

60%

19°

30°

Sun

8/30

Drizzle

60%

19°

29°

Mon

8/31

Clear

60%

19°

29°

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

PM_2.5

Fine particulate matter

Dominant

47 AQI 8.4 µg/m³

O₃

Ground-level ozone

31 AQI 34 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 47 Good 31 47

Tue 53 Moderate 44 53

Wed 60 Moderate 49 60

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. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio

RAP

Valid Mon Aug 17, 03:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE4 J/kg

MLCAPE12 J/kg

MUCAPE133 J/kg

SBCIN0 J/kg

MLCIN0 J/kg

Lifted Index2.7

Kinematics

0–6 km Shear25 kt

0–1 km Shear30 kt

Eff. Shear19 kt

0–1 km SRH210

0–3 km SRH239

Eff. SRH19

Storm Motion289° @ 14 kt

0–1 km EHI0.0

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index38.3

Thermo & Levels

PWAT2.38 in

0–3 km LR4.2 °C/km

700–500 LR5.4 °C/km

Total Totals44.2

LCL975 hPa

LFC1009 hPa

EL981 hPa

Freezing Lvl15,768 ft

Philadelphia, Pennsylvania

Alerts