Pittsburgh, Pennsylvania

Last updated: 7:36 PM CDT  ·  Refresh
22°C
Feels like 22°
Mostly Clear
▲ 24°  /  ▼ 14°
Wind
8 mph NW
Humidity
63%
Dew Point
16°
Pressure
28.87 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
29%
Sunrise
6:14 AM
Sunset
8:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Pittsburgh is currently mostly clear at 22°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
22°
11%
9 PM
21°
29%
10 PM
20°
21%
11 PM
19°
21%
12 AM
19°
21%
1 AM
18°
14%
2 AM
17°
3%
3 AM
17°
3%
4 AM
16°
3%
5 AM
14°
3%
6 AM
14°
3%
7 AM
15°
3%
8 AM
17°
3%
9 AM
19°
3%
10 AM
21°
3%
11 AM
22°
3%
12 PM
24°
3%
1 PM
27°
3%
2 PM
27°
3%
3 PM
27°
3%
4 PM
28°
3%
5 PM
28°
3%
6 PM
28°
3%
7 PM
27°
3%
7-Day Forecast
Tonight
24° 14°
Mostly Clear with a 21% chance of rain.
Thu
28° 14°
Clear.
Fri
31° 16°
Mostly Clear.
Sat
29° 19°
Rain, 83% chance.
Sun
26° 18°
Rain, 90% chance.
Mon
29° 16°
Drizzle, 61% chance.
Tue
32° 16°
Clear with a 30% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 22° Mostly Clear 11% 8 mph NW 63%
9 PM 21° Mostly Clear 29% 6 mph NW 66%
10 PM 20° Clear 21% 6 mph NW 69%
11 PM 19° Clear 21% 6 mph NW 72%
12 AM 19° Clear 21% 6 mph NW 74%
1 AM 18° Clear 14% 5 mph WNW 77%
2 AM 17° Clear 3% 5 mph WNW 81%
3 AM 17° Clear 3% 5 mph WNW 84%
4 AM 16° Clear 3% 5 mph WNW 86%
5 AM 14° Clear 3% 5 mph WNW 87%
6 AM 14° Mostly Clear 3% 4 mph WNW 86%
7 AM 15° Mostly Clear 3% 5 mph WNW 84%
8 AM 17° Mostly Clear 3% 6 mph NW 78%
9 AM 19° Mostly Clear 3% 6 mph NW 70%
10 AM 21° Mostly Clear 3% 7 mph NW 61%
11 AM 22° Clear 3% 8 mph NW 54%
12 PM 24° Clear 3% 8 mph NW 49%
1 PM 27° Clear 3% 9 mph NNW 44%
2 PM 27° Clear 3% 9 mph NNW 42%
3 PM 27° Clear 3% 9 mph NW 41%
4 PM 28° Clear 3% 9 mph NW 40%
5 PM 28° Clear 3% 9 mph NW 42%
6 PM 28° Clear 3% 8 mph NNW 46%
7 PM 27° Clear 3% 8 mph NNW 50%
15-Day Forecast
Today
7/29
Mostly Clear
21%
14°
24°
Thu
7/30
Clear
3%
14°
28°
Fri
7/31
Mostly Clear
3%
16°
31°
Sat
8/1
Rain
83%
19°
29°
Sun
8/2
Rain
90%
18°
26°
Mon
8/3
Drizzle
61%
16°
29°
Tue
8/4
Clear
30%
16°
32°
Wed
8/5
Rain
72%
20°
33°
Thu
8/6
Rain
69%
21°
32°
Fri
8/7
Rain
68%
21°
31°
Sat
8/8
Drizzle
64%
19°
30°
Sun
8/9
Drizzle
60%
20°
31°
Mon
8/10
Drizzle
60%
19°
31°
Tue
8/11
Drizzle
60%
19°
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
29 AQI 5.4 µg/m³
O3
Ground-level ozone
Dominant
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 35 Good 35 29
Fri 35 Good 35 21
Sat 54 Moderate 54 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, 23:00'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
SBCAPE41 J/kg
MLCAPE25 J/kg
MUCAPE53 J/kg
SBCIN-80 J/kg
MLCIN0 J/kg
Lifted Index3.0
Kinematics
0–6 km Shear25 kt
0–1 km Shear14 kt
Eff. Shear—
0–1 km SRH-31
0–3 km SRH-63
Eff. SRH—
Storm Motion306° @ 27 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index14.9
Thermo & Levels
PWAT0.98 in
0–3 km LR5.5 °C/km
700–500 LR5.3 °C/km
Total Totals38.7
LCL885 hPa
LFC830 hPa
EL724 hPa
Freezing Lvl13,428 ft