Frost Advisory — Tuscarawas, OH, Carroll, OH, Columbiana, OH, Coshocton, OH, Harrison, OH, Jefferson, OH, Muskingum, OH, Guernsey, OH, Belmont, OH, Noble, OH, Monroe, OH, Beaver, PA, Allegheny, PA, Washington, PA, Greene, PA, Westmoreland, PA, Fayette, PA, Hancock, WV, Brooke, WV, Ohio, WV, Marshall, WV, Wetzel, WV, Marion, WV, Monongalia, WV, Ridges of Eastern Monongalia and Northwestern Preston, WV 8:00 AM

Westmoreland County, Pennsylvania, United States

Last updated: 2:45 AM CDT  ·  Refresh
3°C
Feels like 1°
Mostly Clear
▲ 17°  /  ▼ 3°
Wind
2 mph SW
Humidity
83%
Dew Point
1°
Pressure
28.83 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
11%
Sunrise
7:36 AM
Sunset
6:27 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Westmoreland County is currently mostly clear at 3°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:36AM · Sunset: 6:27PM.

Alerts

Frost Advisory
Tuscarawas, OH, Carroll, OH, Columbiana, OH, Coshocton, OH, Harrison, OH, Jefferson, OH, Muskingum, OH, Guernsey, OH, Belmont, OH, Noble, OH, Monroe, OH, Beaver, PA, Allegheny, PA, Washington, PA, Greene, PA, Westmoreland, PA, Fayette, PA, Hancock, WV, Brooke, WV, Ohio, WV, Marshall, WV, Wetzel, WV, Marion, WV, Monongalia, WV, Ridges of Eastern Monongalia and Northwestern Preston, WV
Expires 8:00 AM
30 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
3°
17%
4 AM
3°
5%
5 AM
1°
7%
6 AM
0°
3%
7 AM
-1°
3%
8 AM
1°
3%
9 AM
4°
3%
10 AM
7°
3%
11 AM
9°
3%
12 PM
11°
3%
1 PM
16°
3%
2 PM
17°
3%
3 PM
17°
3%
4 PM
17°
3%
5 PM
15°
3%
6 PM
13°
3%
7 PM
12°
3%
8 PM
11°
3%
9 PM
9°
3%
10 PM
8°
3%
11 PM
8°
3%
12 AM
7°
7%
1 AM
7°
6%
2 AM
7°
6%
7-Day Forecast
Today
17° 3°
Mostly Clear.
Fri
19° 3°
Partly Cloudy.
Sat
21° 2°
Mostly Clear.
Sun
19° 2°
Clear.
Mon
22° 5°
Clear.
Tue
21° 6°
Clear.
Wed
22° 7°
Rain, 27% chance.
TimeTempConditionsPrecipWindHumidity
Now 3° Mostly Clear 17% 2 mph SW 83%
4 AM 3° Clear 5% 3 mph WSW 81%
5 AM 1° Clear 7% 2 mph SW 82%
6 AM 0° Mostly Clear 3% 2 mph SW 83%
7 AM -1° Mostly Clear 3% 2 mph SSW 85%
8 AM 1° Mostly Clear 3% 2 mph SSW 83%
9 AM 4° Mostly Clear 3% 2 mph W 76%
10 AM 7° Mostly Clear 3% 2 mph NW 69%
11 AM 9° Mostly Clear 3% 3 mph NNW 63%
12 PM 11° Clear 3% 4 mph NNW 57%
1 PM 16° Clear 3% 6 mph NNW 51%
2 PM 17° Clear 3% 6 mph NW 52%
3 PM 17° Clear 3% 6 mph NW 56%
4 PM 17° Clear 3% 6 mph NW 60%
5 PM 15° Clear 3% 5 mph NW 65%
6 PM 13° Clear 3% 4 mph NW 70%
7 PM 12° Clear 3% 4 mph NW 76%
8 PM 11° Clear 3% 3 mph NW 80%
9 PM 9° Clear 3% 3 mph NNW 83%
10 PM 8° Clear 3% 3 mph NNW 86%
11 PM 8° Clear 3% 3 mph N 88%
12 AM 7° Mostly Clear 7% 3 mph N 90%
1 AM 7° Mostly Clear 6% 3 mph N 91%
2 AM 7° Partly Cloudy 6% 3 mph N 91%
15-Day Forecast
Today
10/22
Mostly Clear
17%
3°
17°
Fri
10/23
Partly Cloudy
6%
3°
19°
Sat
10/24
Mostly Clear
3%
2°
21°
Sun
10/25
Clear
3%
2°
19°
Mon
10/26
Clear
3%
5°
22°
Tue
10/27
Clear
3%
6°
21°
Wed
10/28
Rain
27%
7°
22°
Thu
10/29
Drizzle
43%
5°
19°
Fri
10/30
Drizzle
44%
1°
19°
Sat
10/31
Drizzle
60%
3°
22°
Sun
11/1
Drizzle
60%
8°
19°
Mon
11/2
Rain
90%
8°
18°
Tue
11/3
Drizzle
60%
7°
17°
Wed
11/4
Drizzle
60%
7°
18°
Thu
11/5
Drizzle
60%
7°
18°
30
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
21 AQI 3.7 µg/m³
O3
Ground-level ozone
Dominant
30 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 30 Good 30 21
Fri 51 Moderate 34 51
Sat 37 Good 30 37
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Thu Oct 22, 06:00'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
SBCAPE0 J/kg
MLCAPE7 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index21.5
Kinematics
0–6 km Shear15 kt
0–1 km Shear14 kt
Eff. Shear—
0–1 km SRH21
0–3 km SRH23
Eff. SRH—
Storm Motion359° @ 22 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-61.9
Thermo & Levels
PWAT0.16 in
0–3 km LR1.2 °C/km
700–500 LR6.1 °C/km
Total Totals-2.8
LCL941 hPa
LFC—
EL—
Freezing Lvl9,793 ft