Nelson County, Virginia, United States

Last updated: 10:31 PM CDT · Refresh

22°C

Feels like 26°

Overcast

▲ 31° / ▼ 20°

Wind

5 mph SW

Humidity

97%

Dew Point

22°

Pressure

28.70 inHg

Visibility

10 mi

UV Index

0.0

Cloud Cover

87%

Sunrise

6:10 AM

Sunset

8:33 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Nelson County is currently overcast at 22°C. Precipitation is likely — peak probability 81% around 11 PM. Atmospheric instability is elevated (CAPE up to 908 J/kg) — isolated convective development possible. Sunrise: 6:10AM · Sunset: 8:33PM.

46 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

22°

81%

12 AM

23°

62%

1 AM

22°

53%

2 AM

22°

35%

3 AM

22°

28%

4 AM

22°

23%

5 AM

20°

23%

6 AM

20°

20%

7 AM

21°

17%

8 AM

22°

17%

9 AM

24°

18%

10 AM

26°

21%

11 AM

27°

25%

12 PM

27°

25%

1 PM

28°

31%

2 PM

28°

31%

3 PM

28°

34%

4 PM

28°

42%

5 PM

29°

42%

6 PM

27°

47%

7 PM

26°

47%

8 PM

26°

47%

9 PM

26°

39%

10 PM

25°

39%

7-Day Forecast

Tonight

31° 20°

Overcast with a 81% chance of rain.

Wed

29° 20°

Partly Cloudy with a 43% chance of rain.

Thu

26° 17°

Partly Cloudy with a 20% chance of rain.

Fri

27° 14°

Partly Cloudy with a 58% chance of rain.

Sat

24° 16°

Overcast with a 67% chance of rain.

Sun

31° 16°

Rain, 82% chance.

Mon

33° 18°

Rain, 64% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 22° Overcast 81% 5 mph SW 97%

12 AM 23° Mostly Cloudy 62% 4 mph SW 96%

1 AM 22° Partly Cloudy 53% 6 mph SSW 96%

2 AM 22° Partly Cloudy 35% 6 mph SSW 96%

3 AM 22° Partly Cloudy 28% 6 mph SW 95%

4 AM 22° Partly Cloudy 23% 6 mph SW 94%

5 AM 20° Partly Cloudy 23% 6 mph SW 93%

6 AM 20° Partly Cloudy 20% 5 mph SW 92%

7 AM 21° Partly Cloudy 17% 5 mph SW 91%

8 AM 22° Partly Cloudy 17% 5 mph SW 86%

9 AM 24° Partly Cloudy 18% 6 mph SW 77%

10 AM 26° Partly Cloudy 21% 7 mph SW 68%

11 AM 27° Mostly Cloudy 25% 7 mph WSW 62%

12 PM 27° Mostly Cloudy 25% 8 mph WSW 58%

1 PM 28° Mostly Cloudy 31% 8 mph WSW 54%

2 PM 28° Mostly Cloudy 31% 7 mph WSW 53%

3 PM 28° Partly Cloudy 34% 7 mph WSW 53%

4 PM 28° Mostly Clear 42% 7 mph WSW 54%

5 PM 29° Mostly Clear 42% 6 mph WSW 58%

6 PM 27° Mostly Clear 47% 6 mph WSW 65%

7 PM 26° Rain 47% 5 mph WSW 70%

8 PM 26° Rain 47% 4 mph W 73%

9 PM 26° Partly Cloudy 39% 4 mph W 74%

10 PM 25° Partly Cloudy 39% 4 mph WNW 76%

15-Day Forecast

Today

7/21

Overcast

81%

20°

31°

Wed

7/22

Partly Cloudy

43%

20°

29°

Thu

7/23

Partly Cloudy

20%

17°

26°

Fri

7/24

Partly Cloudy

58%

14°

27°

Sat

7/25

Overcast

67%

16°

24°

Sun

7/26

Rain

82%

16°

31°

Mon

7/27

Rain

64%

18°

33°

Tue

7/28

Rain

63%

18°

36°

Wed

7/29

Drizzle

44%

17°

32°

Thu

7/30

Drizzle

44%

16°

29°

Fri

7/31

Drizzle

60%

17°

31°

Sat

8/1

Drizzle

60%

17°

30°

Sun

8/2

Drizzle

60%

18°

29°

Mon

8/3

Drizzle

60%

18°

31°

Tue

8/4

Drizzle

60%

19°

32°

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

PM_2.5

Fine particulate matter

Dominant

46 AQI 8.2 µg/m³

O₃

Ground-level ozone

35 AQI 38 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 46 Good 35 46

Thu 38 Good 38 34

Fri 33 Good 27 33

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. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

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

0–1 1–3 3–6 6–9 km

Instability

SBCAPE779 J/kg

MLCAPE1062 J/kg

MUCAPE1153 J/kg

SBCIN-29 J/kg

MLCIN0 J/kg

Lifted Index-2.5

Kinematics

0–6 km Shear45 kt

0–1 km Shear25 kt

Eff. Shear44 kt

0–1 km SRH-56

0–3 km SRH-80

Eff. SRH-80

Storm Motion231° @ 40 kt

0–1 km EHI-0.3

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index38.9

Thermo & Levels

PWAT2.29 in

0–3 km LR5.0 °C/km

700–500 LR5.3 °C/km

Total Totals46.7

LCL965 hPa

LFC821 hPa

EL196 hPa

Freezing Lvl14,213 ft

Nelson County, Virginia, United States

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