Severe Thunderstorm Watch 11:00 PM Severe Thunderstorm Watch 11:00 PM Areal Flood Watch 11:00 PM

Powhatan County, Virginia, United States

Last updated: 10:33 PM CDT  ·  Refresh
23°C
Feels like 26°
Overcast
▲ 31°  /  ▼ 21°
Wind
6 mph SW
Humidity
88%
Dew Point
22°
Pressure
29.47 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
95%
Sunrise
6:06 AM
Sunset
8:28 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Powhatan County is currently overcast at 23°C. Precipitation is likely — peak probability 90% around 11 PM. Atmospheric instability is elevated (CAPE up to 1768 J/kg) — isolated convective development possible. Sunrise: 6:06AM · Sunset: 8:28PM.

44 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
90%
12 AM
23°
83%
1 AM
23°
90%
2 AM
23°
90%
3 AM
23°
68%
4 AM
23°
64%
5 AM
21°
53%
6 AM
22°
52%
7 AM
22°
50%
8 AM
23°
50%
9 AM
24°
54%
10 AM
25°
45%
11 AM
27°
43%
12 PM
28°
44%
1 PM
29°
44%
2 PM
29°
45%
3 PM
29°
45%
4 PM
28°
46%
5 PM
28°
63%
6 PM
27°
67%
7 PM
27°
72%
8 PM
26°
72%
9 PM
26°
73%
10 PM
24°
67%
7-Day Forecast
Tonight
31° 21°
Overcast with a 90% chance of rain.
Wed
29° 21°
Partly Cloudy with a 90% chance of rain.
Thu
27° 18°
Partly Cloudy with a 39% chance of rain.
Fri
28° 16°
Partly Cloudy with a 44% chance of rain.
Sat
26° 18°
Drizzle, 54% chance.
Sun
31° 17°
Rain, 82% chance.
Mon
33° 18°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Overcast 90% 6 mph SW 88%
12 AM 23° Drizzle 83% 4 mph SE 92%
1 AM 23° Heavy Rain 90% 6 mph S 96%
2 AM 23° Mostly Cloudy 90% 8 mph SSW 97%
3 AM 23° Partly Cloudy 68% 9 mph SSW 95%
4 AM 23° Mostly Cloudy 64% 10 mph SSW 93%
5 AM 21° Mostly Cloudy 53% 10 mph SSW 91%
6 AM 22° Mostly Cloudy 52% 10 mph SSW 90%
7 AM 22° Rain 50% 10 mph SW 89%
8 AM 23° Partly Cloudy 50% 10 mph SW 86%
9 AM 24° Mostly Cloudy 54% 10 mph SW 80%
10 AM 25° Mostly Cloudy 45% 10 mph SW 74%
11 AM 27° Rain 43% 10 mph SW 69%
12 PM 28° Mostly Cloudy 44% 10 mph SW 65%
1 PM 29° Partly Cloudy 44% 10 mph SW 61%
2 PM 29° Partly Cloudy 45% 10 mph SW 61%
3 PM 29° Partly Cloudy 45% 10 mph SSW 63%
4 PM 28° Partly Cloudy 46% 10 mph SSW 66%
5 PM 28° Partly Cloudy 63% 10 mph SSW 70%
6 PM 27° Partly Cloudy 67% 8 mph SSW 73%
7 PM 27° Partly Cloudy 72% 7 mph SSW 76%
8 PM 26° Partly Cloudy 72% 5 mph SSW 80%
9 PM 26° Partly Cloudy 73% 4 mph SSW 85%
10 PM 24° Rain 67% 4 mph SSW 90%
15-Day Forecast
Today
7/21
Overcast
90%
21°
31°
Wed
7/22
Partly Cloudy
90%
21°
29°
Thu
7/23
Partly Cloudy
39%
18°
27°
Fri
7/24
Partly Cloudy
44%
16°
28°
Sat
7/25
Drizzle
54%
18°
26°
Sun
7/26
Rain
82%
17°
31°
Mon
7/27
Rain
63%
18°
33°
Tue
7/28
Rain
63%
20°
35°
Wed
7/29
Rain
69%
19°
31°
Thu
7/30
Drizzle
44%
18°
29°
Fri
7/31
Drizzle
60%
17°
29°
Sat
8/1
Drizzle
60%
19°
29°
Sun
8/2
Drizzle
60%
19°
29°
Mon
8/3
Drizzle
60%
19°
31°
Tue
8/4
Drizzle
60%
21°
33°
44
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
44 AQI 8.1 µg/m³
O3
Ground-level ozone
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 44 Good 39 44
Thu 48 Good 37 48
Fri 35 Good 35 21
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, 02:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE262 J/kg
MLCAPE810 J/kg
MUCAPE1228 J/kg
SBCIN-95 J/kg
MLCIN0 J/kg
Lifted Index-1.2
Kinematics
0–6 km Shear41 kt
0–1 km Shear25 kt
Eff. Shear41 kt
0–1 km SRH-89
0–3 km SRH-108
Eff. SRH-108
Storm Motion223° @ 39 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.5
Thermo & Levels
PWAT2.41 in
0–3 km LR4.9 °C/km
700–500 LR5.2 °C/km
Total Totals47.3
LCL976 hPa
LFC761 hPa
EL341 hPa
Freezing Lvl14,997 ft