Pittsburgh, Pennsylvania

Last updated: 6:24 PM CDT  ·  Refresh
23°C
Feels like 22°
Partly Cloudy
▲ 24°  /  ▼ 14°
Wind
10 mph NW
Humidity
59%
Dew Point
15°
Pressure
28.73 inHg
Visibility
10 mi
UV Index
3.1
Cloud Cover
38%
Sunrise
6:14 AM
Sunset
8:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Pittsburgh is currently partly cloudy at 23°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:14AM · Sunset: 8:37PM.

Alerts

No active alerts for this location.
35 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
12%
8 PM
23°
29%
9 PM
22°
29%
10 PM
21°
20%
11 PM
19°
20%
12 AM
19°
20%
1 AM
18°
14%
2 AM
17°
3%
3 AM
17°
3%
4 AM
17°
3%
5 AM
14°
3%
6 AM
14°
3%
7 AM
15°
3%
8 AM
16°
3%
9 AM
18°
3%
10 AM
20°
3%
11 AM
22°
3%
12 PM
23°
3%
1 PM
26°
3%
2 PM
27°
3%
3 PM
27°
3%
4 PM
27°
3%
5 PM
28°
3%
6 PM
27°
3%
7-Day Forecast
Tonight
24° 14°
Partly Cloudy with a 20% chance of rain.
Thu
28° 14°
Mostly Clear.
Fri
30° 16°
Partly Cloudy.
Sat
29° 19°
Heavy Rain, 76% chance.
Sun
26° 18°
Rain, 90% chance.
Mon
28° 17°
Rain, 55% chance.
Tue
31° 17°
Drizzle, 47% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Partly Cloudy 12% 10 mph NW 59%
8 PM 23° Mostly Clear 29% 8 mph NW 62%
9 PM 22° Mostly Clear 29% 7 mph NW 66%
10 PM 21° Clear 20% 7 mph NW 68%
11 PM 19° Clear 20% 7 mph NW 71%
12 AM 19° Clear 20% 7 mph NW 74%
1 AM 18° Clear 14% 6 mph NW 77%
2 AM 17° Clear 3% 6 mph NW 80%
3 AM 17° Clear 3% 5 mph WNW 84%
4 AM 17° Clear 3% 5 mph WNW 86%
5 AM 14° Clear 3% 5 mph WNW 88%
6 AM 14° Mostly Clear 3% 5 mph WNW 87%
7 AM 15° Mostly Clear 3% 5 mph NW 85%
8 AM 16° Mostly Clear 3% 6 mph NW 80%
9 AM 18° Mostly Clear 3% 6 mph NW 72%
10 AM 20° Mostly Clear 3% 7 mph NW 63%
11 AM 22° Mostly Clear 3% 7 mph NW 56%
12 PM 23° Clear 3% 8 mph NNW 51%
1 PM 26° Clear 3% 8 mph NNW 46%
2 PM 27° Clear 3% 9 mph NNW 42%
3 PM 27° Clear 3% 9 mph NNW 41%
4 PM 27° Clear 3% 9 mph NNW 40%
5 PM 28° Clear 3% 8 mph NNW 42%
6 PM 27° Clear 3% 8 mph NNW 45%
15-Day Forecast
Today
7/29
Partly Cloudy
20%
14°
24°
Thu
7/30
Mostly Clear
14%
14°
28°
Fri
7/31
Partly Cloudy
3%
16°
30°
Sat
8/1
Heavy Rain
76%
19°
29°
Sun
8/2
Rain
90%
18°
26°
Mon
8/3
Rain
55%
17°
28°
Tue
8/4
Drizzle
47%
17°
31°
Wed
8/5
Rain
74%
19°
32°
Thu
8/6
Rain
73%
21°
32°
Fri
8/7
Rain
66%
20°
31°
Sat
8/8
Drizzle
56%
19°
30°
Sun
8/9
Drizzle
60%
20°
31°
Mon
8/10
Drizzle
60%
19°
31°
Tue
8/11
Drizzle
60%
18°
29°
Wed
8/12
Drizzle
60%
18°
28°
35
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
30 AQI 5.4 µg/m³
O3
Ground-level ozone
Dominant
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 35 Good 35 30
Fri 35 Good 35 22
Sat 54 Moderate 51 54
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 Wed Jul 29, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE53 J/kg
MLCAPE22 J/kg
MUCAPE53 J/kg
SBCIN-24 J/kg
MLCIN0 J/kg
Lifted Index2.4
Kinematics
0–6 km Shear23 kt
0–1 km Shear12 kt
Eff. Shear—
0–1 km SRH-26
0–3 km SRH-49
Eff. SRH—
Storm Motion304° @ 27 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index17.5
Thermo & Levels
PWAT0.98 in
0–3 km LR6.1 °C/km
700–500 LR5.3 °C/km
Total Totals38.8
LCL858 hPa
LFC829 hPa
EL343 hPa
Freezing Lvl13,104 ft