Lanark, West Virginia

Last updated: 8:43 PM CDT  ·  Refresh
22°C
Feels like 25°
Rain
▲ 28°  /  ▼ 18°
Wind
2 mph W
Humidity
94%
Dew Point
20°
Pressure
27.40 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
85%
Sunrise
6:28 AM
Sunset
8:32 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lanark is currently rain at 22°C. Precipitation is likely — peak probability 88% around 10 PM. Atmospheric instability is elevated (CAPE up to 854 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 8:32PM.

Alerts

No active alerts for this location.
34 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
87%
10 PM
21°
87%
11 PM
21°
79%
12 AM
21°
30%
1 AM
21°
42%
2 AM
20°
40%
3 AM
19°
34%
4 AM
19°
35%
5 AM
18°
44%
6 AM
18°
29%
7 AM
18°
29%
8 AM
18°
41%
9 AM
19°
45%
10 AM
19°
45%
11 AM
20°
47%
12 PM
21°
67%
1 PM
23°
67%
2 PM
23°
67%
3 PM
23°
44%
4 PM
24°
45%
5 PM
23°
25%
6 PM
22°
25%
7 PM
22°
14%
8 PM
21°
14%
7-Day Forecast
Tonight
28° 18°
Rain, 87% chance.
Mon
26° 18°
Mostly Cloudy with a 67% chance of rain.
Tue
28° 17°
Mostly Cloudy with a 59% chance of rain.
Wed
28° 19°
Rain, 90% chance.
Thu
31° 19°
Drizzle, 57% chance.
Fri
31° 18°
Rain, 82% chance.
Sat
32° 18°
Rain, 64% chance.
TimeTempConditionsPrecipWindHumidity
Now 22° Rain 87% 2 mph W 94%
10 PM 21° Rain 87% 3 mph SW 96%
11 PM 21° Heavy Rain 79% 4 mph SW 96%
12 AM 21° Overcast 30% 4 mph SW 96%
1 AM 21° Overcast 42% 4 mph W 96%
2 AM 20° Mostly Cloudy 40% 4 mph W 97%
3 AM 19° Mostly Cloudy 34% 4 mph W 97%
4 AM 19° Mostly Cloudy 35% 4 mph WNW 97%
5 AM 18° Mostly Cloudy 44% 4 mph WNW 97%
6 AM 18° Overcast 29% 4 mph WNW 97%
7 AM 18° Overcast 29% 4 mph NW 98%
8 AM 18° Overcast 41% 4 mph NW 97%
9 AM 19° Overcast 45% 4 mph NW 96%
10 AM 19° Overcast 45% 5 mph NW 94%
11 AM 20° Overcast 47% 6 mph NW 90%
12 PM 21° Mostly Cloudy 67% 6 mph NNW 86%
1 PM 23° Mostly Cloudy 67% 7 mph NNW 82%
2 PM 23° Mostly Cloudy 67% 7 mph NNW 78%
3 PM 23° Mostly Cloudy 44% 8 mph NNW 75%
4 PM 24° Partly Cloudy 45% 8 mph NNW 72%
5 PM 23° Partly Cloudy 25% 8 mph N 74%
6 PM 22° Partly Cloudy 25% 7 mph N 77%
7 PM 22° Partly Cloudy 14% 6 mph N 81%
8 PM 21° Partly Cloudy 14% 6 mph N 83%
15-Day Forecast
Today
8/2
Rain
87%
18°
28°
Mon
8/3
Mostly Cloudy
67%
18°
26°
Tue
8/4
Mostly Cloudy
59%
17°
28°
Wed
8/5
Rain
90%
19°
28°
Thu
8/6
Drizzle
57%
19°
31°
Fri
8/7
Rain
82%
18°
31°
Sat
8/8
Rain
64%
18°
32°
Sun
8/9
Rain
72%
18°
32°
Mon
8/10
Rain
69%
19°
32°
Tue
8/11
Rain
90%
19°
31°
Wed
8/12
Rain
90%
19°
29°
Thu
8/13
Drizzle
60%
19°
31°
Fri
8/14
Drizzle
90%
18°
30°
Sat
8/15
Drizzle
60%
17°
29°
Sun
8/16
Drizzle
60%
17°
28°
34
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
34 AQI 6.1 µg/m³
O3
Ground-level ozone
31 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 34 Good 31 34
Tue 36 Good 36 25
Wed 34 Good 34 31
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 Sun Aug 2, 23:00'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
SBCAPE890 J/kg
MLCAPE825 J/kg
MUCAPE1093 J/kg
SBCIN-4 J/kg
MLCIN0 J/kg
Lifted Index-3.6
Kinematics
0–6 km Shear31 kt
0–1 km Shear10 kt
Eff. Shear30 kt
0–1 km SRH-59
0–3 km SRH-101
Eff. SRH-101
Storm Motion183° @ 23 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.4
Thermo & Levels
PWAT1.85 in
0–3 km LR5.5 °C/km
700–500 LR5.6 °C/km
Total Totals46.9
LCL910 hPa
LFC876 hPa
EL230 hPa
Freezing Lvl12,510 ft