Extreme Heat Warning — Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 8:00 PM

City of Colonial Heights County, VA

Last updated: 9:11 PM CDT  ·  Refresh
31°C
Feels like 36°
Clear
▲ 36°  /  ▼ 24°
Wind
6 mph SSW
Humidity
67%
Dew Point
23°
Pressure
29.93 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
8%
Sunrise
6:34 AM
Sunset
7:41 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: City of Colonial Heights County is currently clear at 31°C. Precipitation is likely — peak probability 54% around 8 PM. Atmospheric instability is elevated (CAPE up to 3209 J/kg) — isolated convective development possible. Sunrise: 6:34AM · Sunset: 7:41PM.

49 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
3%
10 PM
29°
21%
11 PM
29°
21%
12 AM
29°
14%
1 AM
28°
3%
2 AM
28°
3%
3 AM
27°
3%
4 AM
27°
3%
5 AM
24°
3%
6 AM
24°
3%
7 AM
24°
8%
8 AM
27°
16%
9 AM
28°
18%
10 AM
30°
28%
11 AM
32°
28%
12 PM
33°
29%
1 PM
37°
36%
2 PM
37°
41%
3 PM
37°
44%
4 PM
38°
47%
5 PM
36°
44%
6 PM
34°
48%
7 PM
33°
48%
8 PM
32°
54%
7-Day Forecast
Tonight
36° 24°
Mostly Clear.
Fri
39° 24°
Mostly Clear with a 43% chance of rain.
Sat
40° 24°
Partly Cloudy.
Sun
41° 26°
Mostly Clear with a 76% chance of rain.
Mon
39° 24°
Rain, 64% chance.
Tue
38° 24°
Rain, 70% chance.
Wed
38° 24°
Drizzle, 55% chance.
TimeTempConditionsPrecipWindHumidity
Now 31° Clear 3% 6 mph SSW 67%
10 PM 29° Clear 21% 6 mph SSW 76%
11 PM 29° Clear 21% 5 mph SW 79%
12 AM 29° Mostly Clear 14% 4 mph SW 80%
1 AM 28° Mostly Clear 3% 6 mph W 82%
2 AM 28° Mostly Clear 3% 6 mph W 83%
3 AM 27° Mostly Clear 3% 6 mph WNW 83%
4 AM 27° Mostly Clear 3% 5 mph WNW 85%
5 AM 24° Mostly Clear 3% 4 mph WNW 86%
6 AM 24° Mostly Clear 3% 4 mph WNW 87%
7 AM 24° Partly Cloudy 8% 4 mph W 86%
8 AM 27° Mostly Clear 16% 6 mph W 80%
9 AM 28° Mostly Clear 18% 7 mph W 74%
10 AM 30° Mostly Clear 28% 8 mph W 68%
11 AM 32° Mostly Clear 28% 7 mph W 60%
12 PM 33° Partly Cloudy 29% 6 mph W 53%
1 PM 37° Partly Cloudy 36% 6 mph W 46%
2 PM 37° Mostly Clear 41% 5 mph W 44%
3 PM 37° Mostly Clear 44% 5 mph W 42%
4 PM 38° Mostly Clear 47% 5 mph WSW 43%
5 PM 36° Partly Cloudy 44% 6 mph WSW 51%
6 PM 34° Partly Cloudy 48% 7 mph WSW 60%
7 PM 33° Partly Cloudy 48% 8 mph WSW 67%
8 PM 32° Mostly Cloudy 54% 7 mph SW 69%
15-Day Forecast
Today
8/20
Mostly Clear
14%
24°
36°
Fri
8/21
Mostly Clear
43%
24°
39°
Sat
8/22
Partly Cloudy
14%
24°
40°
Sun
8/23
Mostly Clear
76%
26°
41°
Mon
8/24
Rain
64%
24°
39°
Tue
8/25
Rain
70%
24°
38°
Wed
8/26
Drizzle
55%
24°
38°
Thu
8/27
Rain
72%
24°
36°
Fri
8/28
Rain
69%
23°
38°
Sat
8/29
Rain
68%
23°
39°
Sun
8/30
Drizzle
60%
24°
39°
Mon
8/31
Drizzle
60%
23°
38°
Tue
9/1
Drizzle
60%
23°
38°
Wed
9/2
Drizzle
60%
23°
37°
Thu
9/3
Drizzle
60%
23°
37°
49
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
49 AQI 8.9 µg/m³
O3
Ground-level ozone
31 AQI 34 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 49 Good 31 49
Sat 48 Good 38 48
Sun 39 Good 39 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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Thu Aug 20, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2249 J/kg
MLCAPE1407 J/kg
MUCAPE2249 J/kg
SBCIN-143 J/kg
MLCIN-72 J/kg
Lifted Index-4.2
Kinematics
0–6 km Shear18 kt
0–1 km Shear4 kt
Eff. Shear17 kt
0–1 km SRH18
0–3 km SRH55
Eff. SRH55
Storm Motion79° @ 13 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index30.2
Thermo & Levels
PWAT1.72 in
0–3 km LR6.3 °C/km
700–500 LR5.6 °C/km
Total Totals44.3
LCL912 hPa
LFC826 hPa
EL159 hPa
Freezing Lvl16,972 ft