Westmoreland County, Virginia, United States

Last updated: 10:26 PM CDT  ·  Refresh
23°C
Feels like 24°
Mostly Clear
▲ 32°  /  ▼ 19°
Wind
9 mph N
Humidity
85%
Dew Point
21°
Pressure
29.88 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
25%
Sunrise
6:26 AM
Sunset
7:53 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Westmoreland County is currently mostly clear at 23°C. Precipitation is likely — peak probability 58% around 11 PM. Sunrise: 6:26AM · Sunset: 7:53PM.

Alerts

No active alerts for this location.
44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
39%
12 AM
22°
26%
1 AM
22°
33%
2 AM
21°
19%
3 AM
21°
18%
4 AM
20°
7%
5 AM
19°
7%
6 AM
19°
7%
7 AM
19°
7%
8 AM
20°
7%
9 AM
21°
8%
10 AM
22°
10%
11 AM
23°
10%
12 PM
24°
5%
1 PM
26°
5%
2 PM
27°
23%
3 PM
27°
23%
4 PM
27°
27%
5 PM
27°
36%
6 PM
26°
36%
7 PM
26°
37%
8 PM
26°
37%
9 PM
24°
41%
10 PM
23°
41%
7-Day Forecast
Tonight
32° 19°
Mostly Clear with a 39% chance of rain.
Fri
28° 19°
Mostly Cloudy with a 58% chance of rain.
Sat
27° 21°
Rain, 90% chance.
Sun
31° 20°
Partly Cloudy with a 28% chance of rain.
Mon
31° 18°
Clear.
Tue
30° 18°
Rain, 70% chance.
Wed
31° 19°
Rain, 82% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Mostly Clear 39% 9 mph N 85%
12 AM 22° Partly Cloudy 26% 11 mph N 86%
1 AM 22° Partly Cloudy 33% 11 mph N 86%
2 AM 21° Partly Cloudy 19% 11 mph N 86%
3 AM 21° Mostly Cloudy 18% 10 mph N 86%
4 AM 20° Mostly Cloudy 7% 9 mph N 87%
5 AM 19° Overcast 7% 9 mph N 88%
6 AM 19° Overcast 7% 9 mph N 88%
7 AM 19° Overcast 7% 8 mph N 87%
8 AM 20° Overcast 7% 8 mph N 85%
9 AM 21° Mostly Cloudy 8% 8 mph N 81%
10 AM 22° Mostly Cloudy 10% 8 mph N 77%
11 AM 23° Mostly Cloudy 10% 7 mph N 74%
12 PM 24° Mostly Cloudy 5% 6 mph N 70%
1 PM 26° Mostly Cloudy 5% 6 mph N 67%
2 PM 27° Mostly Cloudy 23% 5 mph NNE 64%
3 PM 27° Partly Cloudy 23% 4 mph NNE 62%
4 PM 27° Partly Cloudy 27% 5 mph NNE 60%
5 PM 27° Partly Cloudy 36% 5 mph NE 60%
6 PM 26° Partly Cloudy 36% 5 mph NE 62%
7 PM 26° Partly Cloudy 37% 5 mph ENE 65%
8 PM 26° Partly Cloudy 37% 6 mph ENE 68%
9 PM 24° Partly Cloudy 41% 6 mph ENE 70%
10 PM 23° Partly Cloudy 41% 6 mph E 73%
15-Day Forecast
Today
8/20
Mostly Clear
39%
19°
32°
Fri
8/21
Mostly Cloudy
58%
19°
28°
Sat
8/22
Rain
90%
21°
27°
Sun
8/23
Partly Cloudy
28%
20°
31°
Mon
8/24
Clear
8%
18°
31°
Tue
8/25
Rain
70%
18°
30°
Wed
8/26
Rain
82%
19°
31°
Thu
8/27
Rain
90%
20°
31°
Fri
8/28
Rain
68%
20°
32°
Sat
8/29
Rain
68%
20°
33°
Sun
8/30
Drizzle
60%
20°
33°
Mon
8/31
Drizzle
60%
20°
32°
Tue
9/1
Drizzle
60%
19°
29°
Wed
9/2
Drizzle
60%
19°
29°
Thu
9/3
Drizzle
60%
18°
28°
44
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
42 AQI 7.5 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 44 Good 44 42
Sat 31 Good 31 20
Sun 36 Good 36 12
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 Fri Aug 21, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE10 J/kg
MLCAPE10 J/kg
MUCAPE10 J/kg
SBCIN-64 J/kg
MLCIN0 J/kg
Lifted Index0.4
Kinematics
0–6 km Shear29 kt
0–1 km Shear6 kt
Eff. Shear—
0–1 km SRH-43
0–3 km SRH-11
Eff. SRH—
Storm Motion294° @ 29 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index23.6
Thermo & Levels
PWAT1.51 in
0–3 km LR4.7 °C/km
700–500 LR5.3 °C/km
Total Totals40.7
LCL980 hPa
LFC663 hPa
EL588 hPa
Freezing Lvl15,653 ft