Louisa County, Virginia, United States

Last updated: 10:34 PM CDT · Refresh

22°C

Feels like 25°

Rain

▲ 31° / ▼ 21°

Wind

6 mph WSW

Humidity

98%

Dew Point

22°

Pressure

29.40 inHg

Visibility

7 mi

UV Index

0.0

Cloud Cover

89%

Sunrise

6:05 AM

Sunset

8:30 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Louisa County is currently rain at 22°C. Precipitation is likely — peak probability 82% around 12 AM. Atmospheric instability is elevated (CAPE up to 1223 J/kg) — isolated convective development possible. Sunrise: 6:05AM · Sunset: 8:30PM.

38 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

22°

81%

12 AM

22°

81%

1 AM

23°

81%

2 AM

23°

46%

3 AM

23°

31%

4 AM

22°

28%

5 AM

21°

37%

6 AM

21°

37%

7 AM

22°

43%

8 AM

23°

61%

9 AM

25°

60%

10 AM

26°

61%

11 AM

27°

51%

12 PM

28°

51%

1 PM

29°

52%

2 PM

29°

55%

3 PM

29°

64%

4 PM

28°

61%

5 PM

28°

65%

6 PM

26°

65%

7 PM

25°

57%

8 PM

24°

57%

9 PM

24°

58%

10 PM

24°

58%

7-Day Forecast

Tonight

31° 21°

Rain, 81% chance.

Wed

31° 21°

Partly Cloudy with a 65% chance of rain.

Thu

27° 17°

Partly Cloudy.

Fri

28° 14°

Partly Cloudy with a 37% chance of rain.

Sat

24° 18°

Overcast with a 60% chance of rain.

Sun

31° 17°

Rain, 64% chance.

Mon

33° 17°

Rain, 63% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 22° Rain 81% 6 mph WSW 98%

12 AM 22° Overcast 81% 4 mph SW 98%

1 AM 23° Mostly Cloudy 81% 6 mph SSW 97%

2 AM 23° Partly Cloudy 46% 7 mph SSW 97%

3 AM 23° Partly Cloudy 31% 7 mph SSW 96%

4 AM 22° Partly Cloudy 28% 8 mph SSW 95%

5 AM 21° Partly Cloudy 37% 8 mph SSW 94%

6 AM 21° Partly Cloudy 37% 7 mph SW 93%

7 AM 22° Partly Cloudy 43% 8 mph SW 91%

8 AM 23° Partly Cloudy 61% 8 mph SW 86%

9 AM 25° Partly Cloudy 60% 8 mph SW 78%

10 AM 26° Partly Cloudy 61% 8 mph WSW 70%

11 AM 27° Partly Cloudy 51% 8 mph WSW 64%

12 PM 28° Mostly Cloudy 51% 7 mph WSW 60%

1 PM 29° Mostly Cloudy 52% 7 mph WSW 57%

2 PM 29° Mostly Cloudy 55% 7 mph WSW 57%

3 PM 29° Partly Cloudy 64% 6 mph WSW 59%

4 PM 28° Partly Cloudy 61% 6 mph WSW 62%

5 PM 28° Partly Cloudy 65% 5 mph WSW 68%

6 PM 26° Mostly Cloudy 65% 4 mph WSW 75%

7 PM 25° Rain 57% 4 mph SW 80%

8 PM 24° Rain 57% 4 mph WSW 84%

9 PM 24° Rain 58% 5 mph NW 86%

10 PM 24° Rain 58% 5 mph NNW 88%

15-Day Forecast

Today

7/21

Rain

81%

21°

31°

Wed

7/22

Partly Cloudy

65%

21°

31°

Thu

7/23

Partly Cloudy

16%

17°

27°

Fri

7/24

Partly Cloudy

37%

14°

28°

Sat

7/25

Overcast

60%

18°

24°

Sun

7/26

Rain

64%

17°

31°

Mon

7/27

Rain

63%

17°

33°

Tue

7/28

Thunderstorm

63%

19°

37°

Wed

7/29

Drizzle

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°

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

38 AQI 6.9 µg/m³

O₃

Ground-level ozone

34 AQI 37 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 38 Good 34 38

Thu 37 Good 37 36

Fri 40 Good 40 29

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

SBCAPE213 J/kg

MLCAPE641 J/kg

MUCAPE1183 J/kg

SBCIN-93 J/kg

MLCIN0 J/kg

Lifted Index-1.2

Kinematics

0–6 km Shear39 kt

0–1 km Shear20 kt

Eff. Shear39 kt

0–1 km SRH-62

0–3 km SRH-94

Eff. SRH-94

Storm Motion226° @ 38 kt

0–1 km EHI-0.1

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index40.7

Thermo & Levels

PWAT2.43 in

0–3 km LR4.7 °C/km

700–500 LR5.2 °C/km

Total Totals47.7

LCL990 hPa

LFC758 hPa

EL399 hPa

Freezing Lvl14,439 ft

Louisa County, Virginia, United States

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