Lanark, West Virginia

Last updated: 5:21 AM CDT · Refresh

21°C

Feels like 22°

Mostly Cloudy

▲ 31° / ▼ 18°

Wind

7 mph W

Humidity

94%

Dew Point

19°

Pressure

27.70 inHg

Visibility

9 mi

UV Index

0.0

Cloud Cover

63%

Sunrise

6:36 AM

Sunset

8:22 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Lanark is currently mostly cloudy at 20°C. Precipitation is likely — peak probability 87% around 5 AM. Atmospheric instability is elevated (CAPE up to 2430 J/kg) — isolated convective development possible. Sunrise: 6:36AM · Sunset: 8:22PM.

49 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

21°

41%

7 AM

19°

67%

8 AM

21°

33%

9 AM

22°

35%

10 AM

24°

35%

11 AM

25°

35%

12 PM

26°

35%

1 PM

27°

39%

2 PM

28°

56%

3 PM

28°

68%

4 PM

28°

74%

5 PM

27°

78%

6 PM

27°

66%

7 PM

24°

77%

8 PM

23°

85%

9 PM

21°

85%

10 PM

19°

86%

11 PM

19°

81%

12 AM

19°

81%

1 AM

18°

76%

2 AM

18°

76%

3 AM

18°

80%

4 AM

18°

80%

5 AM

18°

86%

7-Day Forecast

Today

31° 18°

Partly Cloudy with a 85% chance of rain.

Wed

30° 18°

Partly Cloudy with a 83% chance of rain.

Thu

29° 18°

Mostly Cloudy with a 79% chance of rain.

Fri

29° 17°

Partly Cloudy with a 80% chance of rain.

Sat

31° 16°

Overcast with a 37% chance of rain.

Sun

33° 18°

Rain, 69% chance.

Mon

31° 17°

Rain, 70% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 21° Mostly Cloudy 41% 7 mph W 94%

7 AM 19° Partly Cloudy 67% 5 mph SW 92%

8 AM 21° Partly Cloudy 33% 7 mph WSW 89%

9 AM 22° Partly Cloudy 35% 8 mph WSW 83%

10 AM 24° Mostly Cloudy 35% 8 mph W 77%

11 AM 25° Mostly Cloudy 35% 9 mph W 71%

12 PM 26° Partly Cloudy 35% 9 mph W 67%

1 PM 27° Partly Cloudy 39% 10 mph W 64%

2 PM 28° Partly Cloudy 56% 10 mph WNW 61%

3 PM 28° Mostly Cloudy 68% 10 mph WNW 60%

4 PM 28° Mostly Cloudy 74% 9 mph WNW 60%

5 PM 27° Mostly Cloudy 78% 7 mph W 64%

6 PM 27° Rain 66% 6 mph W 71%

7 PM 24° Rain 77% 5 mph W 78%

8 PM 23° Rain 85% 4 mph WNW 85%

9 PM 21° Rain 85% 6 mph NW 88%

10 PM 19° Heavy Rain 86% 7 mph WNW 92%

11 PM 19° Heavy Rain 81% 7 mph WNW 95%

12 AM 19° Overcast 81% 6 mph W 95%

1 AM 18° Overcast 76% 6 mph WSW 95%

2 AM 18° Overcast 76% 7 mph SW 95%

3 AM 18° Overcast 80% 6 mph WSW 95%

4 AM 18° Overcast 80% 5 mph W 94%

5 AM 18° Overcast 86% 5 mph W 94%

15-Day Forecast

Today

8/11

Partly Cloudy

85%

18°

31°

Wed

8/12

Partly Cloudy

83%

18°

30°

Thu

8/13

Mostly Cloudy

79%

18°

29°

Fri

8/14

Partly Cloudy

80%

17°

29°

Sat

8/15

Overcast

37%

16°

31°

Sun

8/16

Rain

69%

18°

33°

Mon

8/17

Rain

70%

17°

31°

Tue

8/18

Drizzle

46%

15°

30°

Wed

8/19

Drizzle

35%

16°

32°

Thu

8/20

Drizzle

45%

18°

30°

Fri

8/21

Drizzle

60%

17°

31°

Sat

8/22

Drizzle

60%

17°

31°

Sun

8/23

Drizzle

60%

17°

31°

Mon

8/24

Drizzle

60%

16°

29°

Tue

8/25

Drizzle

60%

16°

28°

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

49 AQI 8.9 µg/m³

O₃

Ground-level ozone

33 AQI 37 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 49 Good 33 49

Wed 42 Good 36 42

Thu 31 Good 31 27

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 Tue Aug 11, 09:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE698 J/kg

MLCAPE1026 J/kg

MUCAPE1320 J/kg

SBCIN-110 J/kg

MLCIN0 J/kg

Lifted Index-3.1

Kinematics

0–6 km Shear28 kt

0–1 km Shear26 kt

Eff. Shear28 kt

0–1 km SRH36

0–3 km SRH36

Eff. SRH36

Storm Motion310° @ 33 kt

0–1 km EHI0.2

Composite Parameters

Sig. Tornado0.1

STP (eff)0.1

Supercell0.7

K-Index36.4

Thermo & Levels

PWAT1.58 in

0–3 km LR5.2 °C/km

700–500 LR6.2 °C/km

Total Totals50.6

LCL923 hPa

LFC713 hPa

EL234 hPa

Freezing Lvl11,998 ft

Lanark, West Virginia

Alerts