Severe Thunderstorm Watch 12:00 AM

Shenandoah County, Virginia, United States

Last updated: 11:55 PM CDT  ·  Refresh
20°C
Feels like 21°
Mostly Cloudy
▲ 27°  /  ▼ 14°
Wind
7 mph SW
Humidity
94%
Dew Point
19°
Pressure
28.62 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
77%
Sunrise
6:07 AM
Sunset
8:34 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Shenandoah County is currently mostly cloudy at 20°C. Precipitation is likely — peak probability 57% around 12 AM. Atmospheric instability is elevated (CAPE up to 647 J/kg) — isolated convective development possible. Sunrise: 6:07AM · Sunset: 8:34PM.

Alerts

Severe Thunderstorm Watch
Expires 12:00 AM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
20°
57%
1 AM
20°
20%
2 AM
20°
19%
3 AM
20°
24%
4 AM
20°
25%
5 AM
18°
16%
6 AM
19°
20%
7 AM
20°
11%
8 AM
22°
8%
9 AM
22°
5%
10 AM
24°
5%
11 AM
24°
5%
12 PM
26°
5%
1 PM
27°
5%
2 PM
27°
5%
3 PM
27°
5%
4 PM
26°
5%
5 PM
27°
3%
6 PM
26°
3%
7 PM
24°
3%
8 PM
23°
3%
9 PM
23°
3%
10 PM
22°
3%
11 PM
21°
3%
7-Day Forecast
Today
27° 14°
Partly Cloudy with a 57% chance of rain.
Thu
26° 14°
Clear.
Fri
27° 13°
Partly Cloudy.
Sat
24° 16°
Overcast with a 28% chance of rain.
Sun
32° 16°
Rain, 82% chance.
Mon
33° 18°
Rain, 64% chance.
Tue
37° 16°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 20° Mostly Cloudy 57% 7 mph SW 94%
1 AM 20° Partly Cloudy 20% 6 mph SW 95%
2 AM 20° Partly Cloudy 19% 7 mph SW 95%
3 AM 20° Partly Cloudy 24% 6 mph SW 94%
4 AM 20° Partly Cloudy 25% 6 mph SW 95%
5 AM 18° Partly Cloudy 16% 5 mph SW 93%
6 AM 19° Mostly Clear 20% 6 mph SW 92%
7 AM 20° Mostly Clear 11% 6 mph SW 90%
8 AM 22° Partly Cloudy 8% 7 mph WSW 80%
9 AM 22° Mostly Cloudy 5% 8 mph W 71%
10 AM 24° Partly Cloudy 5% 9 mph W 62%
11 AM 24° Partly Cloudy 5% 10 mph W 57%
12 PM 26° Partly Cloudy 5% 10 mph W 52%
1 PM 27° Partly Cloudy 5% 11 mph W 49%
2 PM 27° Mostly Clear 5% 11 mph W 49%
3 PM 27° Mostly Clear 5% 10 mph WNW 49%
4 PM 26° Clear 5% 10 mph WNW 50%
5 PM 27° Mostly Clear 3% 9 mph WNW 54%
6 PM 26° Partly Cloudy 3% 8 mph WNW 58%
7 PM 24° Partly Cloudy 3% 7 mph NW 61%
8 PM 23° Partly Cloudy 3% 7 mph NW 63%
9 PM 23° Partly Cloudy 3% 6 mph NW 64%
10 PM 22° Mostly Cloudy 3% 7 mph NNW 66%
11 PM 21° Mostly Cloudy 3% 7 mph NNW 67%
15-Day Forecast
Today
7/22
Partly Cloudy
57%
14°
27°
Thu
7/23
Clear
3%
14°
26°
Fri
7/24
Partly Cloudy
18%
13°
27°
Sat
7/25
Overcast
28%
16°
24°
Sun
7/26
Rain
82%
16°
32°
Mon
7/27
Rain
64%
18°
33°
Tue
7/28
Rain
63%
16°
37°
Wed
7/29
Drizzle
53%
15°
32°
Thu
7/30
Drizzle
44%
14°
30°
Fri
7/31
Drizzle
51%
14°
29°
Sat
8/1
Drizzle
60%
16°
29°
Sun
8/2
Drizzle
60%
16°
30°
Mon
8/3
Drizzle
60%
17°
31°
Tue
8/4
Drizzle
60%
17°
32°
Wed
8/5
Drizzle
60%
18°
32°
53
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
53 AQI 10.5 µg/m³
O3
Ground-level ozone
31 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 31 53
Thu 38 Good 38 19
Fri 35 Good 35 23
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, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 100 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE11 J/kg
MLCAPE141 J/kg
MUCAPE265 J/kg
SBCIN-332 J/kg
MLCIN0 J/kg
Lifted Index-0.1
Kinematics
0–6 km Shear44 kt
0–1 km Shear29 kt
Eff. Shear26 kt
0–1 km SRH-43
0–3 km SRH-7
Eff. SRH-24
Storm Motion231° @ 35 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index35.2
Thermo & Levels
PWAT1.69 in
0–3 km LR4.2 °C/km
700–500 LR6.2 °C/km
Total Totals49.0
LCL956 hPa
LFC611 hPa
EL491 hPa
Freezing Lvl13,212 ft