Flash Flood Warning — Allegheny County, PA, Fayette County, PA, Greene County, PA, Washington County, PA, Westmoreland County, PA 12:00 PM Areal Flood Watch 1:00 PM Flood Warning — Greene County, PA, Washington County, PA, Brooke County, WV, Marshall County, WV, Ohio County, WV 2:45 PM

Greene County, Pennsylvania, United States

Last updated: 11:54 AM CDT  ·  Refresh
22°C
Feels like 24°
Overcast
▲ 24°  /  ▼ 15°
Wind
2 mph NNW
Humidity
91%
Dew Point
20°
Pressure
28.74 inHg
Visibility
10 mi
UV Index
4.1
Cloud Cover
90%
Sunrise
6:37 AM
Sunset
8:10 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Greene County is currently overcast at 22°C. Precipitation is likely — peak probability 83% around 12 PM. Atmospheric instability is elevated (CAPE up to 546 J/kg) — isolated convective development possible. Sunrise: 6:37AM · Sunset: 8:10PM.

Alerts

Flash Flood Warning
Allegheny County, PA, Fayette County, PA, Greene County, PA, Washington County, PA, Westmoreland County, PA
Expires 12:00 PM
Areal Flood Watch
Expires 1:00 PM
Flood Warning
Greene County, PA, Washington County, PA, Brooke County, WV, Marshall County, WV, Ohio County, WV
Expires 2:45 PM
38 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
83%
1 PM
23°
70%
2 PM
22°
67%
3 PM
23°
47%
4 PM
22°
65%
5 PM
23°
42%
6 PM
22°
32%
7 PM
21°
16%
8 PM
21°
4%
9 PM
19°
5%
10 PM
18°
16%
11 PM
18°
5%
12 AM
17°
9%
1 AM
17°
8%
2 AM
16°
8%
3 AM
16°
21%
4 AM
16°
22%
5 AM
15°
22%
6 AM
15°
22%
7 AM
15°
22%
8 AM
16°
22%
9 AM
17°
13%
10 AM
18°
23%
11 AM
19°
34%
7-Day Forecast
Today
24° 15°
Mostly Cloudy with a 83% chance of rain.
Fri
26° 15°
Mostly Clear with a 38% chance of rain.
Sat
28° 16°
Mostly Clear with a 56% chance of rain.
Sun
24° 13°
Overcast with a 60% chance of rain.
Mon
24° 11°
Clear.
Tue
27° 12°
Clear.
Wed
26° 15°
Rain, 41% chance.
TimeTempConditionsPrecipWindHumidity
Now 22° Overcast 83% 2 mph NNW 91%
1 PM 23° Rain 70% 4 mph WNW 88%
2 PM 22° Mostly Cloudy 67% 4 mph WNW 89%
3 PM 23° Mostly Cloudy 47% 5 mph NW 89%
4 PM 22° Mostly Cloudy 65% 6 mph NNW 89%
5 PM 23° Mostly Cloudy 42% 5 mph N 90%
6 PM 22° Partly Cloudy 32% 5 mph NNE 91%
7 PM 21° Partly Cloudy 16% 5 mph NNE 93%
8 PM 21° Mostly Clear 4% 4 mph NNE 94%
9 PM 19° Mostly Clear 5% 5 mph NNE 94%
10 PM 18° Mostly Clear 16% 5 mph NE 94%
11 PM 18° Mostly Clear 5% 4 mph NE 95%
12 AM 17° Mostly Clear 9% 4 mph NE 96%
1 AM 17° Mostly Clear 8% 4 mph NE 98%
2 AM 16° Partly Cloudy 8% 4 mph NE 98%
3 AM 16° Haze 21% 4 mph NE 98%
4 AM 16° Fog 22% 4 mph NE 97%
5 AM 15° Fog 22% 4 mph NE 97%
6 AM 15° Fog 22% 4 mph NE 96%
7 AM 15° Fog 22% 4 mph NE 95%
8 AM 16° Fog 22% 4 mph NE 93%
9 AM 17° Fog 13% 4 mph NE 91%
10 AM 18° Fog 23% 4 mph NE 88%
11 AM 19° Partly Cloudy 34% 4 mph NE 83%
15-Day Forecast
Today
8/20
Mostly Cloudy
83%
15°
24°
Fri
8/21
Mostly Clear
38%
15°
26°
Sat
8/22
Mostly Clear
56%
16°
28°
Sun
8/23
Overcast
60%
13°
24°
Mon
8/24
Clear
8%
11°
24°
Tue
8/25
Clear
8%
12°
27°
Wed
8/26
Rain
41%
15°
26°
Thu
8/27
Rain
69%
16°
27°
Fri
8/28
Rain
68%
16°
28°
Sat
8/29
Drizzle
51%
16°
29°
Sun
8/30
Drizzle
60%
17°
28°
Mon
8/31
Drizzle
60%
17°
27°
Tue
9/1
Drizzle
60%
16°
27°
Wed
9/2
Drizzle
60%
15°
27°
Thu
9/3
Drizzle
60%
15°
28°
38
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
34 AQI 6.3 µg/m³
O3
Ground-level ozone
Dominant
38 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 38 Good 38 34
Sat 34 Good 34 27
Sun 39 Good 39 23
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.

Model sounding data is unavailable for this location.