Areal Flood Watch 7:00 AM

Washington County, Pennsylvania, United States

Last updated: 2:05 AM CDT  ·  Refresh
22°C
Feels like 24°
Mostly Cloudy
▲ 26°  /  ▼ 17°
Wind
7 mph WSW
Humidity
99%
Dew Point
22°
Pressure
28.70 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
72%
Sunrise
6:34 AM
Sunset
8:15 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Washington County is currently mostly cloudy at 22°C. Precipitation is likely — peak probability 74% around 4 PM. Atmospheric instability is elevated (CAPE up to 1200 J/kg) — isolated convective development possible. Sunrise: 6:34AM · Sunset: 8:15PM.

Alerts

Areal Flood Watch
Expires 7:00 AM
51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
47%
4 AM
22°
50%
5 AM
22°
31%
6 AM
22°
35%
7 AM
22°
32%
8 AM
22°
38%
9 AM
23°
54%
10 AM
23°
46%
11 AM
24°
38%
12 PM
24°
60%
1 PM
24°
60%
2 PM
26°
68%
3 PM
25°
61%
4 PM
24°
74%
5 PM
24°
58%
6 PM
24°
58%
7 PM
24°
58%
8 PM
23°
36%
9 PM
23°
36%
10 PM
22°
19%
11 PM
21°
19%
12 AM
21°
18%
1 AM
20°
17%
2 AM
19°
9%
7-Day Forecast
Today
26° 17°
Overcast with a 61% chance of rain.
Tue
26° 17°
Partly Cloudy.
Wed
26° 16°
Mostly Cloudy with a 43% chance of rain.
Thu
23° 16°
Overcast with a 74% chance of rain.
Fri
23° 14°
Rain, 30% chance.
Sat
25° 14°
Rain, 70% chance.
Sun
24° 14°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 22° Mostly Cloudy 47% 7 mph WSW 99%
4 AM 22° Overcast 50% 7 mph WSW 98%
5 AM 22° Overcast 31% 6 mph WSW 98%
6 AM 22° Overcast 35% 6 mph WSW 98%
7 AM 22° Overcast 32% 6 mph WSW 98%
8 AM 22° Overcast 38% 6 mph W 97%
9 AM 23° Overcast 54% 6 mph W 94%
10 AM 23° Overcast 46% 7 mph W 90%
11 AM 24° Mostly Cloudy 38% 7 mph W 86%
12 PM 24° Overcast 60% 8 mph W 83%
1 PM 24° Overcast 60% 8 mph W 81%
2 PM 26° Overcast 68% 8 mph W 79%
3 PM 25° Overcast 61% 7 mph W 80%
4 PM 24° Overcast 74% 7 mph W 83%
5 PM 24° Rain 58% 6 mph W 86%
6 PM 24° Rain 58% 6 mph W 88%
7 PM 24° Rain 58% 5 mph W 90%
8 PM 23° Rain 36% 4 mph W 91%
9 PM 23° Partly Cloudy 36% 4 mph WNW 91%
10 PM 22° Partly Cloudy 19% 4 mph NW 90%
11 PM 21° Partly Cloudy 19% 4 mph NNW 89%
12 AM 21° Partly Cloudy 18% 4 mph NNW 90%
1 AM 20° Partly Cloudy 17% 4 mph NNW 92%
2 AM 19° Mostly Clear 9% 4 mph N 93%
15-Day Forecast
Today
8/17
Overcast
61%
17°
26°
Tue
8/18
Partly Cloudy
9%
17°
26°
Wed
8/19
Mostly Cloudy
43%
16°
26°
Thu
8/20
Overcast
74%
16°
23°
Fri
8/21
Rain
30%
14°
23°
Sat
8/22
Rain
70%
14°
25°
Sun
8/23
Rain
63%
14°
24°
Mon
8/24
Drizzle
43%
11°
23°
Tue
8/25
Drizzle
44%
13°
25°
Wed
8/26
Drizzle
60%
16°
28°
Thu
8/27
Drizzle
60%
15°
28°
Fri
8/28
Drizzle
60%
14°
24°
Sat
8/29
Drizzle
60%
14°
24°
Sun
8/30
Clear
25%
14°
26°
Mon
8/31
Drizzle
60%
15°
26°
51
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
51 AQI 9.3 µg/m³
O3
Ground-level ozone
29 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 51 Moderate 29 51
Tue 39 Good 36 39
Wed 45 Good 37 45
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 Mon Aug 17, 05:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE373 J/kg
MLCAPE392 J/kg
MUCAPE598 J/kg
SBCIN-7 J/kg
MLCIN-2 J/kg
Lifted Index-0.8
Kinematics
0–6 km Shear14 kt
0–1 km Shear13 kt
Eff. Shear13 kt
0–1 km SRH64
0–3 km SRH73
Eff. SRH73
Storm Motion336° @ 18 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.1
Thermo & Levels
PWAT1.98 in
0–3 km LR4.6 °C/km
700–500 LR5.1 °C/km
Total Totals41.4
LCL965 hPa
LFC888 hPa
EL262 hPa
Freezing Lvl14,908 ft