Areal Flood Watch 11:00 PM

Lanark, West Virginia

Last updated: 7:23 PM CDT  ·  Refresh
22°C
Feels like 26°
Rain
▲ 28°  /  ▼ 18°
Wind
3 mph WNW
Humidity
93%
Dew Point
21°
Pressure
27.37 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
77%
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 1075 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 8:32PM.

Alerts

Areal Flood Watch
Expires 11:00 PM
34 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
22°
75%
9 PM
22°
73%
10 PM
21°
87%
11 PM
21°
79%
12 AM
21°
79%
1 AM
20°
43%
2 AM
20°
20%
3 AM
19°
27%
4 AM
19°
35%
5 AM
19°
43%
6 AM
18°
45%
7 AM
18°
30%
8 AM
18°
33%
9 AM
19°
45%
10 AM
19°
45%
11 AM
20°
46%
12 PM
21°
36%
1 PM
21°
56%
2 PM
23°
56%
3 PM
24°
57%
4 PM
24°
35%
5 PM
24°
15%
6 PM
23°
16%
7 PM
23°
9%
7-Day Forecast
Tonight
28° 18°
Rain, 79% chance.
Mon
26° 18°
Partly Cloudy with a 56% chance of rain.
Tue
28° 17°
Mostly Cloudy with a 59% chance of rain.
Wed
28° 19°
Rain, 90% chance.
Thu
31° 18°
Rain, 68% chance.
Fri
31° 18°
Heavy Rain, 82% chance.
Sat
31° 18°
Rain, 64% chance.
TimeTempConditionsPrecipWindHumidity
Now 22° Rain 75% 3 mph WNW 93%
9 PM 22° Rain 73% 3 mph W 95%
10 PM 21° Heavy Rain 87% 3 mph SW 95%
11 PM 21° Heavy Rain 79% 4 mph SW 96%
12 AM 21° Overcast 79% 4 mph WSW 96%
1 AM 20° Mostly Cloudy 43% 4 mph WSW 96%
2 AM 20° Mostly Cloudy 20% 4 mph W 96%
3 AM 19° Overcast 27% 4 mph W 97%
4 AM 19° Mostly Cloudy 35% 4 mph W 97%
5 AM 19° Mostly Cloudy 43% 4 mph W 97%
6 AM 18° Overcast 45% 4 mph WNW 97%
7 AM 18° Overcast 30% 4 mph WNW 98%
8 AM 18° Haze 33% 4 mph NW 97%
9 AM 19° Overcast 45% 4 mph NW 96%
10 AM 19° Mostly Cloudy 45% 5 mph NW 95%
11 AM 20° Mostly Cloudy 46% 6 mph NW 92%
12 PM 21° Mostly Cloudy 36% 6 mph NW 87%
1 PM 21° Mostly Cloudy 56% 7 mph NNW 83%
2 PM 23° Partly Cloudy 56% 7 mph NNW 79%
3 PM 24° Partly Cloudy 57% 8 mph NNW 76%
4 PM 24° Partly Cloudy 35% 8 mph NNW 73%
5 PM 24° Partly Cloudy 15% 8 mph NNW 73%
6 PM 23° Partly Cloudy 16% 7 mph NNW 76%
7 PM 23° Mostly Clear 9% 7 mph NNW 80%
15-Day Forecast
Today
8/2
Rain
79%
18°
28°
Mon
8/3
Partly Cloudy
56%
18°
26°
Tue
8/4
Mostly Cloudy
59%
17°
28°
Wed
8/5
Rain
90%
19°
28°
Thu
8/6
Rain
68%
18°
31°
Fri
8/7
Heavy Rain
82%
18°
31°
Sat
8/8
Rain
64%
18°
31°
Sun
8/9
Rain
72%
18°
31°
Mon
8/10
Rain
90%
18°
32°
Tue
8/11
Rain
90%
18°
30°
Wed
8/12
Rain
90%
18°
28°
Thu
8/13
Drizzle
60%
18°
30°
Fri
8/14
Drizzle
60%
18°
30°
Sat
8/15
Drizzle
60%
18°
31°
Sun
8/16
Drizzle
60%
17°
30°
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
SBCAPE1132 J/kg
MLCAPE933 J/kg
MUCAPE1135 J/kg
SBCIN-4 J/kg
MLCIN0 J/kg
Lifted Index-4.2
Kinematics
0–6 km Shear33 kt
0–1 km Shear11 kt
Eff. Shear31 kt
0–1 km SRH-56
0–3 km SRH-103
Eff. SRH-103
Storm Motion183° @ 24 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.2
Thermo & Levels
PWAT1.89 in
0–3 km LR5.7 °C/km
700–500 LR5.5 °C/km
Total Totals47.4
LCL905 hPa
LFC881 hPa
EL212 hPa
Freezing Lvl12,703 ft