Areal Flood Advisory — Essex County, VA, King and Queen County, VA, King William County, VA, Northumberland County, VA, Richmond County, VA, Westmoreland County, VA 1:45 AM

Westmoreland County, Virginia, United States

Last updated: 1:11 AM CDT  ·  Refresh
23°C
Feels like 25°
Rain
▲ 31°  /  ▼ 20°
Wind
9 mph SW
Humidity
96%
Dew Point
22°
Pressure
29.68 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
93%
Sunrise
6:01 AM
Sunset
8:25 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Westmoreland County is currently rain at 23°C. Precipitation is likely — peak probability 73% around 3 AM. Atmospheric instability is elevated (CAPE up to 1614 J/kg) — isolated convective development possible. Sunrise: 6:01AM · Sunset: 8:25PM.

Alerts

Areal Flood Advisory
Essex County, VA, King and Queen County, VA, King William County, VA, Northumberland County, VA, Richmond County, VA, Westmoreland County, VA
Expires 1:45 AM
40 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
70%
3 AM
23°
72%
4 AM
23°
55%
5 AM
22°
54%
6 AM
23°
55%
7 AM
23°
49%
8 AM
24°
49%
9 AM
26°
54%
10 AM
27°
55%
11 AM
28°
55%
12 PM
28°
56%
1 PM
29°
69%
2 PM
29°
70%
3 PM
29°
70%
4 PM
28°
66%
5 PM
28°
69%
6 PM
27°
67%
7 PM
26°
67%
8 PM
26°
68%
9 PM
25°
68%
10 PM
24°
69%
11 PM
24°
56%
12 AM
24°
48%
1 AM
23°
53%
7-Day Forecast
Today
31° 20°
Mostly Cloudy with a 70% chance of rain.
Thu
27° 19°
Partly Cloudy with a 53% chance of rain.
Fri
28° 18°
Partly Cloudy with a 36% chance of rain.
Sat
27° 19°
Mostly Cloudy with a 45% chance of rain.
Sun
31° 20°
Rain, 90% chance.
Mon
33° 21°
Rain, 63% chance.
Tue
34° 20°
Rain, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Rain 70% 9 mph SW 96%
3 AM 23° Overcast 72% 9 mph SW 95%
4 AM 23° Partly Cloudy 55% 9 mph SSW 95%
5 AM 22° Partly Cloudy 54% 9 mph SSW 93%
6 AM 23° Partly Cloudy 55% 10 mph SSW 92%
7 AM 23° Partly Cloudy 49% 12 mph SW 91%
8 AM 24° Partly Cloudy 49% 12 mph SW 88%
9 AM 26° Partly Cloudy 54% 12 mph SW 83%
10 AM 27° Mostly Cloudy 55% 11 mph SW 77%
11 AM 28° Mostly Cloudy 55% 11 mph SW 72%
12 PM 28° Mostly Cloudy 56% 10 mph WSW 68%
1 PM 29° Mostly Cloudy 69% 9 mph SW 65%
2 PM 29° Mostly Cloudy 70% 9 mph SW 64%
3 PM 29° Mostly Cloudy 70% 9 mph SW 68%
4 PM 28° Mostly Cloudy 66% 8 mph SW 72%
5 PM 28° Partly Cloudy 69% 7 mph SW 76%
6 PM 27° Mostly Cloudy 67% 6 mph SSW 81%
7 PM 26° Mostly Cloudy 67% 6 mph SSW 87%
8 PM 26° Rain 68% 6 mph SSW 91%
9 PM 25° Rain 68% 5 mph SW 92%
10 PM 24° Rain 69% 4 mph WSW 92%
11 PM 24° Rain 56% 5 mph W 92%
12 AM 24° Rain 48% 6 mph WNW 89%
1 AM 23° Rain 53% 8 mph NNW 86%
15-Day Forecast
Today
7/22
Mostly Cloudy
70%
20°
31°
Thu
7/23
Partly Cloudy
53%
19°
27°
Fri
7/24
Partly Cloudy
36%
18°
28°
Sat
7/25
Mostly Cloudy
45%
19°
27°
Sun
7/26
Rain
90%
20°
31°
Mon
7/27
Rain
63%
21°
33°
Tue
7/28
Rain
71%
20°
34°
Wed
7/29
Thunderstorm
69%
19°
33°
Thu
7/30
Drizzle
44%
19°
30°
Fri
7/31
Drizzle
51%
19°
29°
Sat
8/1
Drizzle
60%
19°
28°
Sun
8/2
Drizzle
60%
19°
28°
Mon
8/3
Drizzle
60%
20°
30°
Tue
8/4
Drizzle
60%
21°
31°
Wed
8/5
Drizzle
60%
22°
30°
40
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
24 AQI 4.5 µg/m³
O3
Ground-level ozone
Dominant
40 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 40 Good 40 24
Thu 38 Good 38 26
Fri 34 Good 34 27
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 Wed Jul 22, 04:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE285 J/kg
MLCAPE555 J/kg
MUCAPE928 J/kg
SBCIN-82 J/kg
MLCIN0 J/kg
Lifted Index-1.3
Kinematics
0–6 km Shear44 kt
0–1 km Shear24 kt
Eff. Shear44 kt
0–1 km SRH-78
0–3 km SRH-125
Eff. SRH-125
Storm Motion221° @ 40 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.3
Thermo & Levels
PWAT2.38 in
0–3 km LR5.0 °C/km
700–500 LR5.0 °C/km
Total Totals46.6
LCL992 hPa
LFC795 hPa
EL347 hPa
Freezing Lvl15,174 ft