Severe Thunderstorm Watch 11:00 PM

Berkeley County, West Virginia, United States

Last updated: 10:30 PM CDT  ·  Refresh
20°C
Feels like 21°
Mostly Cloudy
▲ 28°  /  ▼ 19°
Wind
8 mph SW
Humidity
92%
Dew Point
18°
Pressure
28.99 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
78%
Sunrise
6:02 AM
Sunset
8:34 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Berkeley County is currently mostly cloudy at 20°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 762 J/kg) — isolated convective development possible. Sunrise: 6:02AM · Sunset: 8:34PM.

Alerts

Severe Thunderstorm Watch
Expires 11:00 PM
57 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
20°
18%
12 AM
21°
26%
1 AM
20°
13%
2 AM
20°
6%
3 AM
20°
7%
4 AM
20°
8%
5 AM
19°
16%
6 AM
19°
13%
7 AM
21°
13%
8 AM
22°
13%
9 AM
23°
16%
10 AM
24°
22%
11 AM
24°
13%
12 PM
25°
6%
1 PM
26°
3%
2 PM
26°
3%
3 PM
26°
3%
4 PM
26°
3%
5 PM
26°
3%
6 PM
25°
3%
7 PM
24°
3%
8 PM
23°
3%
9 PM
22°
3%
10 PM
21°
3%
7-Day Forecast
Tonight
28° 19°
Mostly Cloudy.
Wed
27° 17°
Mostly Clear.
Thu
27° 13°
Clear.
Fri
28° 13°
Mostly Cloudy.
Sat
27° 16°
Partly Cloudy.
Sun
32° 16°
Rain, 70% chance.
Mon
33° 19°
Rain, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 20° Mostly Cloudy 18% 8 mph SW 92%
12 AM 21° Mostly Cloudy 26% 5 mph SSW 92%
1 AM 20° Partly Cloudy 13% 4 mph S 94%
2 AM 20° Mostly Clear 6% 4 mph SSW 94%
3 AM 20° Mostly Clear 7% 4 mph SSW 94%
4 AM 20° Mostly Clear 8% 4 mph SW 94%
5 AM 19° Mostly Clear 16% 4 mph WSW 93%
6 AM 19° Mostly Clear 13% 4 mph WSW 91%
7 AM 21° Clear 13% 5 mph W 88%
8 AM 22° Clear 13% 6 mph W 82%
9 AM 23° Mostly Clear 16% 9 mph W 73%
10 AM 24° Mostly Clear 22% 10 mph W 65%
11 AM 24° Mostly Clear 13% 11 mph W 60%
12 PM 25° Partly Cloudy 6% 11 mph W 57%
1 PM 26° Partly Cloudy 3% 12 mph W 55%
2 PM 26° Partly Cloudy 3% 12 mph W 53%
3 PM 26° Mostly Clear 3% 11 mph W 53%
4 PM 26° Mostly Clear 3% 11 mph WNW 52%
5 PM 26° Mostly Clear 3% 10 mph WNW 52%
6 PM 25° Clear 3% 9 mph WNW 54%
7 PM 24° Clear 3% 8 mph NW 56%
8 PM 23° Clear 3% 8 mph NW 58%
9 PM 22° Mostly Clear 3% 8 mph NW 61%
10 PM 21° Mostly Clear 3% 7 mph NW 63%
15-Day Forecast
Today
7/21
Mostly Cloudy
18%
19°
28°
Wed
7/22
Mostly Clear
16%
17°
27°
Thu
7/23
Clear
3%
13°
27°
Fri
7/24
Mostly Cloudy
19%
13°
28°
Sat
7/25
Partly Cloudy
8%
16°
27°
Sun
7/26
Rain
70%
16°
32°
Mon
7/27
Rain
71%
19°
33°
Tue
7/28
Rain
63%
17°
36°
Wed
7/29
Drizzle
44%
16°
31°
Thu
7/30
Drizzle
44%
15°
31°
Fri
7/31
Clear
60%
15°
31°
Sat
8/1
Drizzle
60%
16°
31°
Sun
8/2
Drizzle
60%
17°
32°
Mon
8/3
Drizzle
60%
17°
32°
Tue
8/4
Drizzle
60%
18°
33°
57
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
57 AQI 12.4 µg/m³
O3
Ground-level ozone
33 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 57 Moderate 33 57
Thu 33 Good 33 29
Fri 37 Good 34 37
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 LCL0°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 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE86 J/kg
MUCAPE308 J/kg
SBCIN-6330 J/kg
MLCIN0 J/kg
Lifted Index1.6
Kinematics
0–6 km Shear36 kt
0–1 km Shear32 kt
Eff. Shear12 kt
0–1 km SRH-35
0–3 km SRH-6
Eff. SRH18
Storm Motion239° @ 37 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado-0.0
STP (eff)0.0
Supercell0.0
K-Index35.3
Thermo & Levels
PWAT1.74 in
0–3 km LR4.2 °C/km
700–500 LR5.8 °C/km
Total Totals46.7
LCL959 hPa
LFC—
EL—
Freezing Lvl13,848 ft