Severe Thunderstorm Watch 11:00 PM

Stafford County, Virginia, United States

Last updated: 10:35 PM CDT  ·  Refresh
22°C
Feels like 24°
Rain
▲ 31°  /  ▼ 21°
Wind
9 mph SW
Humidity
96%
Dew Point
21°
Pressure
29.55 inHg
Visibility
5 mi
UV Index
0.0
Cloud Cover
96%
Sunrise
6:02 AM
Sunset
8:29 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Stafford County is currently rain at 22°C. Precipitation is likely — peak probability 90% around 11 PM. Atmospheric instability is elevated (CAPE up to 1276 J/kg) — isolated convective development possible. Sunrise: 6:02AM · Sunset: 8:29PM.

Alerts

Severe Thunderstorm Watch
Expires 11:00 PM
36 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
90%
12 AM
22°
90%
1 AM
23°
84%
2 AM
23°
65%
3 AM
23°
39%
4 AM
23°
34%
5 AM
21°
30%
6 AM
22°
36%
7 AM
23°
37%
8 AM
24°
37%
9 AM
25°
51%
10 AM
27°
51%
11 AM
28°
56%
12 PM
28°
54%
1 PM
29°
52%
2 PM
29°
53%
3 PM
28°
54%
4 PM
28°
55%
5 PM
28°
57%
6 PM
26°
57%
7 PM
26°
58%
8 PM
25°
50%
9 PM
25°
55%
10 PM
24°
55%
7-Day Forecast
Tonight
31° 21°
Rain, 90% chance.
Wed
29° 21°
Partly Cloudy with a 65% chance of rain.
Thu
27° 17°
Mostly Clear.
Fri
28° 15°
Mostly Cloudy with a 37% chance of rain.
Sat
25° 18°
Overcast with a 45% chance of rain.
Sun
31° 17°
Rain, 82% chance.
Mon
33° 18°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 22° Rain 90% 9 mph SW 96%
12 AM 22° Heavy Rain 90% 7 mph SW 96%
1 AM 23° Thunderstorm 84% 8 mph SW 95%
2 AM 23° Mostly Cloudy 65% 7 mph SW 96%
3 AM 23° Partly Cloudy 39% 7 mph SSW 96%
4 AM 23° Partly Cloudy 34% 7 mph SSW 96%
5 AM 21° Mostly Cloudy 30% 7 mph SSW 95%
6 AM 22° Partly Cloudy 36% 7 mph SW 93%
7 AM 23° Partly Cloudy 37% 7 mph SW 91%
8 AM 24° Mostly Cloudy 37% 7 mph WSW 85%
9 AM 25° Mostly Cloudy 51% 7 mph WSW 76%
10 AM 27° Mostly Cloudy 51% 7 mph WSW 67%
11 AM 28° Mostly Cloudy 56% 7 mph W 61%
12 PM 28° Partly Cloudy 54% 7 mph W 56%
1 PM 29° Mostly Cloudy 52% 7 mph W 52%
2 PM 29° Partly Cloudy 53% 6 mph W 53%
3 PM 28° Partly Cloudy 54% 5 mph W 56%
4 PM 28° Partly Cloudy 55% 5 mph WNW 60%
5 PM 28° Partly Cloudy 57% 4 mph WNW 64%
6 PM 26° Partly Cloudy 57% 4 mph WNW 70%
7 PM 26° Partly Cloudy 58% 5 mph WNW 75%
8 PM 25° Partly Cloudy 50% 5 mph NW 76%
9 PM 25° Partly Cloudy 55% 5 mph NW 74%
10 PM 24° Rain 55% 6 mph NW 72%
15-Day Forecast
Today
7/21
Rain
90%
21°
31°
Wed
7/22
Partly Cloudy
65%
21°
29°
Thu
7/23
Mostly Clear
7%
17°
27°
Fri
7/24
Mostly Cloudy
37%
15°
28°
Sat
7/25
Overcast
45%
18°
25°
Sun
7/26
Rain
82%
17°
31°
Mon
7/27
Rain
63%
18°
33°
Tue
7/28
Thunderstorm
63%
19°
36°
Wed
7/29
Rain
69%
18°
32°
Thu
7/30
Drizzle
44%
17°
29°
Fri
7/31
Drizzle
60%
17°
29°
Sat
8/1
Drizzle
60%
18°
29°
Sun
8/2
Drizzle
60%
18°
29°
Mon
8/3
Drizzle
60%
19°
31°
Tue
8/4
Drizzle
60%
20°
32°
36
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
26 AQI 4.6 µg/m³
O3
Ground-level ozone
Dominant
36 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 36 Good 36 26
Thu 34 Good 34 20
Fri 42 Good 42 28
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 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE141 J/kg
MLCAPE281 J/kg
MUCAPE834 J/kg
SBCIN-182 J/kg
MLCIN0 J/kg
Lifted Index-0.5
Kinematics
0–6 km Shear39 kt
0–1 km Shear21 kt
Eff. Shear39 kt
0–1 km SRH-27
0–3 km SRH-63
Eff. SRH-63
Storm Motion238° @ 37 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.9
Thermo & Levels
PWAT2.15 in
0–3 km LR4.6 °C/km
700–500 LR5.4 °C/km
Total Totals46.5
LCL985 hPa
LFC711 hPa
EL463 hPa
Freezing Lvl14,058 ft