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

Hanover County, Virginia, United States

Last updated: 10:31 PM CDT  ·  Refresh
23°C
Feels like 26°
Overcast
▲ 31°  /  ▼ 22°
Wind
6 mph SW
Humidity
96%
Dew Point
22°
Pressure
29.58 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
98%
Sunrise
6:04 AM
Sunset
8:27 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Hanover County is currently overcast at 23°C. Precipitation is likely — peak probability 90% around 11 PM. Atmospheric instability is elevated (CAPE up to 1730 J/kg) — isolated convective development possible. Sunrise: 6:04AM · Sunset: 8:27PM.

52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
90%
12 AM
23°
90%
1 AM
23°
90%
2 AM
23°
90%
3 AM
23°
65%
4 AM
23°
50%
5 AM
22°
48%
6 AM
22°
49%
7 AM
23°
49%
8 AM
24°
47%
9 AM
26°
42%
10 AM
27°
43%
11 AM
27°
53%
12 PM
28°
53%
1 PM
28°
54%
2 PM
29°
57%
3 PM
29°
61%
4 PM
29°
62%
5 PM
29°
71%
6 PM
28°
79%
7 PM
27°
80%
8 PM
26°
80%
9 PM
25°
77%
10 PM
24°
77%
7-Day Forecast
Tonight
31° 22°
Overcast with a 90% chance of rain.
Wed
30° 22°
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
25° 19°
Overcast with a 45% chance of rain.
Sun
31° 18°
Rain, 82% chance.
Mon
33° 18°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Overcast 90% 6 mph SW 96%
12 AM 23° Overcast 90% 2 mph SSE 98%
1 AM 23° Heavy Rain 90% 5 mph S 98%
2 AM 23° Heavy Rain 90% 6 mph SSW 97%
3 AM 23° Mostly Cloudy 65% 7 mph SSW 94%
4 AM 23° Mostly Cloudy 50% 10 mph SW 92%
5 AM 22° Mostly Cloudy 48% 11 mph SW 90%
6 AM 22° Mostly Cloudy 49% 10 mph SW 89%
7 AM 23° Partly Cloudy 49% 10 mph SW 88%
8 AM 24° Partly Cloudy 47% 10 mph SW 84%
9 AM 26° Partly Cloudy 42% 11 mph SW 79%
10 AM 27° Mostly Cloudy 43% 11 mph SW 74%
11 AM 27° Mostly Cloudy 53% 10 mph SW 69%
12 PM 28° Mostly Cloudy 53% 10 mph SW 66%
1 PM 28° Mostly Cloudy 54% 10 mph SW 63%
2 PM 29° Mostly Cloudy 57% 10 mph SSW 62%
3 PM 29° Mostly Cloudy 61% 9 mph SSW 62%
4 PM 29° Partly Cloudy 62% 9 mph SSW 63%
5 PM 29° Partly Cloudy 71% 8 mph SSW 67%
6 PM 28° Partly Cloudy 79% 6 mph SSW 73%
7 PM 27° Mostly Cloudy 80% 5 mph SW 80%
8 PM 26° Rain 80% 4 mph SW 85%
9 PM 25° Rain 77% 4 mph SSW 89%
10 PM 24° Rain 77% 4 mph SSW 93%
15-Day Forecast
Today
7/21
Overcast
90%
22°
31°
Wed
7/22
Partly Cloudy
90%
22°
30°
Thu
7/23
Partly Cloudy
39%
18°
27°
Fri
7/24
Partly Cloudy
44%
16°
28°
Sat
7/25
Overcast
45%
19°
25°
Sun
7/26
Rain
82%
18°
31°
Mon
7/27
Rain
63%
18°
33°
Tue
7/28
Thunderstorm
63%
21°
35°
Wed
7/29
Rain
69%
20°
31°
Thu
7/30
Drizzle
44%
18°
29°
Fri
7/31
Drizzle
60%
17°
29°
Sat
8/1
Drizzle
60%
20°
29°
Sun
8/2
Drizzle
60%
20°
29°
Mon
8/3
Drizzle
60%
21°
31°
Tue
8/4
Drizzle
60%
21°
33°
52
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
52 AQI 9.6 µg/m³
O3
Ground-level ozone
38 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 52 Moderate 38 52
Thu 53 Moderate 37 53
Fri 31 Good 31 18
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
SBCAPE342 J/kg
MLCAPE593 J/kg
MUCAPE1012 J/kg
SBCIN-67 J/kg
MLCIN0 J/kg
Lifted Index-1.4
Kinematics
0–6 km Shear40 kt
0–1 km Shear23 kt
Eff. Shear40 kt
0–1 km SRH-120
0–3 km SRH-142
Eff. SRH-142
Storm Motion226° @ 37 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.8
Thermo & Levels
PWAT2.48 in
0–3 km LR5.0 °C/km
700–500 LR4.9 °C/km
Total Totals47.1
LCL990 hPa
LFC770 hPa
EL300 hPa
Freezing Lvl15,007 ft