Flood Warning — Allegheny County, PA, Beaver County, PA, Fayette County, PA, Greene County, PA, Washington County, PA, Westmoreland County, PA, Brooke County, WV, Hancock County, WV 2:45 PM

Beaver County, Pennsylvania, United States

Last updated: 2:05 PM CDT  ·  Refresh
22°C
Feels like 23°
Thunderstorm
▲ 24°  /  ▼ 15°
Wind
5 mph NNE
Humidity
82%
Dew Point
19°
Pressure
28.85 inHg
Visibility
10 mi
UV Index
4.0
Cloud Cover
89%
Sunrise
6:36 AM
Sunset
8:12 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Beaver County is currently thunderstorm at 22°C. Precipitation is likely — peak probability 58% around 3 PM. Atmospheric instability is elevated (CAPE up to 548 J/kg) — isolated convective development possible. Sunrise: 6:36AM · Sunset: 8:12PM.

Alerts

Flood Warning
Allegheny County, PA, Beaver County, PA, Fayette County, PA, Greene County, PA, Washington County, PA, Westmoreland County, PA, Brooke County, WV, Hancock County, WV
Expires 2:45 PM
33 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
57%
4 PM
22°
50%
5 PM
23°
23%
6 PM
24°
23%
7 PM
23°
18%
8 PM
22°
3%
9 PM
21°
3%
10 PM
19°
3%
11 PM
18°
3%
12 AM
18°
3%
1 AM
17°
3%
2 AM
17°
3%
3 AM
16°
3%
4 AM
16°
7%
5 AM
16°
6%
6 AM
15°
7%
7 AM
15°
3%
8 AM
16°
3%
9 AM
16°
5%
10 AM
18°
5%
11 AM
19°
19%
12 PM
20°
19%
1 PM
22°
19%
2 PM
25°
22%
7-Day Forecast
Today
24° 15°
Thunderstorm, 57% chance.
Fri
27° 15°
Partly Cloudy with a 22% chance of rain.
Sat
29° 16°
Mostly Clear with a 64% chance of rain.
Sun
24° 14°
Drizzle, 64% chance.
Mon
25° 13°
Clear.
Tue
28° 12°
Drizzle, 70% chance.
Wed
25° 15°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 22° Thunderstorm 57% 5 mph NNE 82%
4 PM 22° Overcast 50% 5 mph NNE 82%
5 PM 23° Mostly Cloudy 23% 5 mph NNE 80%
6 PM 24° Partly Cloudy 23% 5 mph NE 81%
7 PM 23° Partly Cloudy 18% 4 mph ENE 83%
8 PM 22° Mostly Clear 3% 4 mph E 86%
9 PM 21° Mostly Clear 3% 4 mph E 89%
10 PM 19° Mostly Clear 3% 3 mph E 92%
11 PM 18° Clear 3% 3 mph ENE 95%
12 AM 18° Mostly Clear 3% 3 mph ENE 95%
1 AM 17° Mostly Clear 3% 3 mph ENE 96%
2 AM 17° Mostly Clear 3% 3 mph ENE 96%
3 AM 16° Mostly Clear 3% 3 mph ENE 97%
4 AM 16° Partly Cloudy 7% 3 mph ENE 97%
5 AM 16° Fog 6% 3 mph ENE 98%
6 AM 15° Fog 7% 3 mph ENE 96%
7 AM 15° Fog 3% 3 mph ENE 95%
8 AM 16° Fog 3% 4 mph ENE 92%
9 AM 16° Fog 5% 4 mph ENE 87%
10 AM 18° Fog 5% 5 mph ENE 82%
11 AM 19° Fog 19% 5 mph E 78%
12 PM 20° Partly Cloudy 19% 5 mph E 70%
1 PM 22° Partly Cloudy 19% 6 mph E 62%
2 PM 25° Clear 22% 7 mph E 55%
15-Day Forecast
Today
8/20
Thunderstorm
57%
15°
24°
Fri
8/21
Partly Cloudy
22%
15°
27°
Sat
8/22
Mostly Clear
64%
16°
29°
Sun
8/23
Drizzle
64%
14°
24°
Mon
8/24
Clear
14%
13°
25°
Tue
8/25
Drizzle
70%
12°
28°
Wed
8/26
Rain
63%
15°
25°
Thu
8/27
Rain
63%
16°
28°
Fri
8/28
Rain
68%
16°
28°
Sat
8/29
Drizzle
51%
16°
30°
Sun
8/30
Drizzle
60%
17°
28°
Mon
8/31
Drizzle
60%
17°
28°
Tue
9/1
Drizzle
60%
16°
28°
Wed
9/2
Drizzle
60%
16°
28°
Thu
9/3
Drizzle
60%
16°
28°
33
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
PM2.5
Fine particulate matter
Dominant
33 AQI 5.9 µg/m³
O3
Ground-level ozone
31 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 33 Good 31 33
Sat 44 Good 44 31
Sun 44 Good 44 41
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 Thu Aug 20, 17:00'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
SBCAPE582 J/kg
MLCAPE369 J/kg
MUCAPE582 J/kg
SBCIN-2 J/kg
MLCIN-0 J/kg
Lifted Index-2.3
Kinematics
0–6 km Shear34 kt
0–1 km Shear3 kt
Eff. Shear29 kt
0–1 km SRH0
0–3 km SRH40
Eff. SRH40
Storm Motion297° @ 25 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.1
Supercell0.3
K-Index32.8
Thermo & Levels
PWAT1.66 in
0–3 km LR6.1 °C/km
700–500 LR5.1 °C/km
Total Totals44.0
LCL943 hPa
LFC943 hPa
EL329 hPa
Freezing Lvl12,133 ft