Dense Fog Advisory — Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 10:00 AM

Philadelphia, Pennsylvania

Last updated: 9:44 PM CDT  ·  Refresh
21°C
Feels like 21°
Clear
▲ 26°  /  ▼ 13°
Wind
8 mph SSW
Humidity
76%
Dew Point
17°
Pressure
29.83 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
7:09 AM
Sunset
6:23 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Philadelphia is currently clear at 21°C. Precipitation is likely — peak probability 52% around 6 PM. Sunrise: 7:09AM · Sunset: 6:23PM.

Alerts

Dense Fog Advisory
Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS
Expires 10:00 AM
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
3%
11 PM
20°
21%
12 AM
20°
14%
1 AM
19°
14%
2 AM
19°
4%
3 AM
18°
12%
4 AM
18°
12%
5 AM
17°
20%
6 AM
17°
21%
7 AM
17°
21%
8 AM
18°
25%
9 AM
21°
30%
10 AM
23°
41%
11 AM
24°
45%
12 PM
24°
45%
1 PM
28°
33%
2 PM
28°
39%
3 PM
28°
35%
4 PM
27°
40%
5 PM
24°
49%
6 PM
24°
51%
7 PM
24°
51%
8 PM
23°
51%
9 PM
22°
40%
7-Day Forecast
Tonight
26° 13°
Clear.
Wed
29° 17°
Mostly Cloudy with a 41% chance of rain.
Thu
25° 12°
Mostly Clear with a 55% chance of rain.
Fri
27° 11°
Rain, 70% chance.
Sat
19° 7°
Clear with a 21% chance of rain.
Sun
20° 6°
Clear.
Mon
23° 8°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 21° Clear 3% 8 mph SSW 76%
11 PM 20° Clear 21% 9 mph SW 74%
12 AM 20° Clear 14% 9 mph SW 77%
1 AM 19° Clear 14% 8 mph SW 80%
2 AM 19° Clear 4% 7 mph SW 83%
3 AM 18° Clear 12% 7 mph SW 85%
4 AM 18° Mostly Clear 12% 6 mph SW 86%
5 AM 17° Mostly Clear 20% 6 mph SW 87%
6 AM 17° Mostly Clear 21% 6 mph SW 86%
7 AM 17° Mostly Clear 21% 6 mph SW 86%
8 AM 18° Partly Cloudy 25% 6 mph WSW 82%
9 AM 21° Partly Cloudy 30% 6 mph WSW 77%
10 AM 23° Mostly Cloudy 41% 6 mph WSW 73%
11 AM 24° Mostly Cloudy 45% 7 mph W 70%
12 PM 24° Mostly Cloudy 45% 7 mph W 67%
1 PM 28° Mostly Cloudy 33% 7 mph W 64%
2 PM 28° Mostly Cloudy 39% 7 mph W 64%
3 PM 28° Mostly Cloudy 35% 7 mph WSW 66%
4 PM 27° Mostly Cloudy 40% 7 mph WSW 69%
5 PM 24° Mostly Cloudy 49% 6 mph W 73%
6 PM 24° Mostly Cloudy 51% 5 mph W 76%
7 PM 24° Mostly Cloudy 51% 5 mph W 79%
8 PM 23° Mostly Cloudy 51% 5 mph WNW 82%
9 PM 22° Mostly Cloudy 40% 6 mph NW 84%
15-Day Forecast
Today
10/13
Clear
3%
13°
26°
Wed
10/14
Mostly Cloudy
41%
17°
29°
Thu
10/15
Mostly Clear
55%
12°
25°
Fri
10/16
Rain
70%
11°
27°
Sat
10/17
Clear
21%
7°
19°
Sun
10/18
Clear
3%
6°
20°
Mon
10/19
Clear
3%
8°
23°
Tue
10/20
Clear
3%
11°
24°
Wed
10/21
Clear
3%
11°
25°
Thu
10/22
Drizzle
44%
12°
25°
Fri
10/23
Rain
64%
11°
23°
Sat
10/24
Drizzle
60%
11°
22°
Sun
10/25
Clear
60%
11°
22°
Mon
10/26
Drizzle
60%
11°
21°
Tue
10/27
Drizzle
60%
11°
20°
55
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
55 AQI 11.6 µg/m³
O3
Ground-level ozone
44 AQI 49 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 55 Moderate 44 55
Thu 55 Moderate 38 55
Fri 33 Good 31 33
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 Tue Oct 13, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE14 J/kg
MUCAPE7 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index0.9
Kinematics
0–6 km Shear25 kt
0–1 km Shear25 kt
Eff. Shear—
0–1 km SRH266
0–3 km SRH282
Eff. SRH—
Storm Motion300° @ 28 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index28.2
Thermo & Levels
PWAT1.28 in
0–3 km LR4.1 °C/km
700–500 LR7.0 °C/km
Total Totals47.9
LCL956 hPa
LFC—
EL—
Freezing Lvl13,658 ft