Severe Thunderstorm Watch 11:00 PM

Patrick County, Virginia, United States

Last updated: 10:31 PM CDT  ·  Refresh
24°C
Feels like 26°
Overcast
▲ 28°  /  ▼ 20°
Wind
10 mph SW
Humidity
79%
Dew Point
21°
Pressure
28.09 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
90%
Sunrise
6:18 AM
Sunset
8:36 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Patrick County is currently overcast at 25°C. Precipitation is likely — peak probability 90% around 4 AM. Atmospheric instability is elevated (CAPE up to 1425 J/kg) — isolated convective development possible. Sunrise: 6:18AM · Sunset: 8:36PM.

Alerts

Severe Thunderstorm Watch
Expires 11:00 PM
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
83%
12 AM
24°
71%
1 AM
23°
71%
2 AM
23°
72%
3 AM
23°
69%
4 AM
22°
90%
5 AM
20°
90%
6 AM
20°
76%
7 AM
21°
76%
8 AM
21°
76%
9 AM
21°
90%
10 AM
21°
90%
11 AM
22°
90%
12 PM
23°
85%
1 PM
25°
70%
2 PM
25°
75%
3 PM
26°
75%
4 PM
26°
66%
5 PM
27°
66%
6 PM
26°
62%
7 PM
24°
59%
8 PM
24°
44%
9 PM
22°
47%
10 PM
22°
42%
7-Day Forecast
Tonight
28° 20°
Overcast with a 83% chance of rain.
Wed
27° 20°
Heavy Rain, 90% chance.
Thu
26° 17°
Partly Cloudy with a 39% chance of rain.
Fri
26° 16°
Partly Cloudy with a 80% chance of rain.
Sat
23° 18°
Rain, 83% chance.
Sun
32° 17°
Rain, 82% chance.
Mon
34° 19°
Rain, 64% chance.
TimeTempConditionsPrecipWindHumidity
Now 24° Overcast 83% 10 mph SW 79%
12 AM 24° Mostly Cloudy 71% 11 mph SW 80%
1 AM 23° Mostly Cloudy 71% 10 mph SW 83%
2 AM 23° Mostly Cloudy 72% 10 mph SW 87%
3 AM 23° Partly Cloudy 69% 9 mph SW 90%
4 AM 22° Mostly Cloudy 90% 8 mph SW 93%
5 AM 20° Overcast 90% 7 mph SW 95%
6 AM 20° Overcast 76% 6 mph SW 95%
7 AM 21° Heavy Rain 76% 6 mph WSW 95%
8 AM 21° Heavy Rain 76% 6 mph SW 94%
9 AM 21° Mostly Cloudy 90% 5 mph SW 91%
10 AM 21° Heavy Rain 90% 6 mph SW 89%
11 AM 22° Heavy Rain 90% 6 mph SW 86%
12 PM 23° Heavy Rain 85% 7 mph SW 82%
1 PM 25° Heavy Rain 70% 8 mph SW 79%
2 PM 25° Heavy Rain 75% 8 mph SW 78%
3 PM 26° Heavy Rain 75% 8 mph SW 77%
4 PM 26° Heavy Rain 66% 8 mph SW 76%
5 PM 27° Rain 66% 7 mph SW 78%
6 PM 26° Mostly Cloudy 62% 6 mph SW 82%
7 PM 24° Mostly Cloudy 59% 5 mph SW 86%
8 PM 24° Mostly Cloudy 44% 5 mph WSW 88%
9 PM 22° Mostly Cloudy 47% 5 mph WSW 89%
10 PM 22° Mostly Cloudy 42% 5 mph W 89%
15-Day Forecast
Today
7/21
Overcast
83%
20°
28°
Wed
7/22
Heavy Rain
90%
20°
27°
Thu
7/23
Partly Cloudy
39%
17°
26°
Fri
7/24
Partly Cloudy
80%
16°
26°
Sat
7/25
Rain
83%
18°
23°
Sun
7/26
Rain
82%
17°
32°
Mon
7/27
Rain
64%
19°
34°
Tue
7/28
Rain
71%
19°
36°
Wed
7/29
Rain
68%
17°
32°
Thu
7/30
Drizzle
44%
17°
30°
Fri
7/31
Drizzle
60%
17°
31°
Sat
8/1
Drizzle
60%
17°
29°
Sun
8/2
Drizzle
60%
18°
30°
Mon
8/3
Drizzle
60%
18°
32°
Tue
8/4
Drizzle
60%
19°
32°
48
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
48 AQI 8.6 µg/m³
O3
Ground-level ozone
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 35 48
Thu 46 Good 31 46
Fri 36 Good 22 36
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 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE751 J/kg
MLCAPE906 J/kg
MUCAPE1154 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-2.4
Kinematics
0–6 km Shear34 kt
0–1 km Shear27 kt
Eff. Shear35 kt
0–1 km SRH-24
0–3 km SRH-46
Eff. SRH-46
Storm Motion234° @ 43 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.8
Thermo & Levels
PWAT2.10 in
0–3 km LR5.6 °C/km
700–500 LR5.7 °C/km
Total Totals46.7
LCL897 hPa
LFC951 hPa
EL189 hPa
Freezing Lvl14,295 ft