Areal Flood Watch 7:00 AM

Mercer County, West Virginia, United States

Last updated: 1:03 AM CDT  ·  Refresh
21°C
Feels like 22°
Overcast
▲ 27°  /  ▼ 16°
Wind
8 mph WSW
Humidity
95%
Dew Point
20°
Pressure
27.46 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
93%
Sunrise
6:20 AM
Sunset
8:40 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mercer County is currently overcast at 21°C. Precipitation is likely — peak probability 82% around 2 AM. Atmospheric instability is elevated (CAPE up to 622 J/kg) — isolated convective development possible. Sunrise: 6:20AM · Sunset: 8:40PM.

Alerts

Areal Flood Watch
Expires 7:00 AM
33 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
81%
3 AM
21°
66%
4 AM
21°
58%
5 AM
21°
43%
6 AM
19°
28%
7 AM
19°
42%
8 AM
20°
27%
9 AM
21°
23%
10 AM
22°
33%
11 AM
23°
33%
12 PM
23°
34%
1 PM
24°
25%
2 PM
27°
26%
3 PM
26°
26%
4 PM
26°
27%
5 PM
26°
27%
6 PM
26°
24%
7 PM
26°
26%
8 PM
24°
18%
9 PM
23°
18%
10 PM
22°
18%
11 PM
21°
20%
12 AM
21°
20%
1 AM
19°
15%
7-Day Forecast
Today
27° 16°
Partly Cloudy with a 81% chance of rain.
Thu
27° 16°
Mostly Cloudy with a 48% chance of rain.
Fri
24° 16°
Mostly Cloudy with a 72% chance of rain.
Sat
26° 17°
Rain, 67% chance.
Sun
28° 18°
Heavy Rain, 82% chance.
Mon
32° 18°
Rain, 70% chance.
Tue
32° 18°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Overcast 81% 8 mph WSW 95%
3 AM 21° Mostly Cloudy 66% 9 mph WSW 95%
4 AM 21° Mostly Cloudy 58% 7 mph WSW 96%
5 AM 21° Partly Cloudy 43% 6 mph W 96%
6 AM 19° Partly Cloudy 28% 5 mph WSW 96%
7 AM 19° Mostly Cloudy 42% 6 mph W 95%
8 AM 20° Partly Cloudy 27% 6 mph W 94%
9 AM 21° Mostly Cloudy 23% 6 mph W 89%
10 AM 22° Mostly Cloudy 33% 6 mph W 85%
11 AM 23° Mostly Cloudy 33% 6 mph W 80%
12 PM 23° Mostly Cloudy 34% 7 mph W 73%
1 PM 24° Mostly Cloudy 25% 8 mph W 66%
2 PM 27° Mostly Cloudy 26% 8 mph W 60%
3 PM 26° Partly Cloudy 26% 8 mph WNW 61%
4 PM 26° Partly Cloudy 27% 8 mph WNW 62%
5 PM 26° Partly Cloudy 27% 8 mph WNW 65%
6 PM 26° Partly Cloudy 24% 7 mph WNW 69%
7 PM 26° Partly Cloudy 26% 6 mph WNW 73%
8 PM 24° Partly Cloudy 18% 5 mph NW 79%
9 PM 23° Partly Cloudy 18% 5 mph WNW 80%
10 PM 22° Partly Cloudy 18% 5 mph WNW 81%
11 PM 21° Partly Cloudy 20% 5 mph WNW 82%
12 AM 21° Mostly Cloudy 20% 5 mph WNW 82%
1 AM 19° Overcast 15% 4 mph NW 82%
15-Day Forecast
Today
7/22
Partly Cloudy
81%
16°
27°
Thu
7/23
Mostly Cloudy
48%
16°
27°
Fri
7/24
Mostly Cloudy
72%
16°
24°
Sat
7/25
Rain
67%
17°
26°
Sun
7/26
Heavy Rain
82%
18°
28°
Mon
7/27
Rain
70%
18°
32°
Tue
7/28
Drizzle
60%
18°
32°
Wed
7/29
Rain
65%
16°
32°
Thu
7/30
Drizzle
44%
15°
28°
Fri
7/31
Drizzle
51%
15°
27°
Sat
8/1
Drizzle
60%
14°
27°
Sun
8/2
Drizzle
60%
16°
28°
Mon
8/3
Drizzle
60%
16°
28°
Tue
8/4
Drizzle
60%
17°
29°
Wed
8/5
Drizzle
60%
17°
29°
33
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
31 AQI 5.6 µg/m³
O3
Ground-level ozone
Dominant
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 33 Good 33 31
Thu 34 Good 34 28
Fri 37 Good 31 37
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 Wed Jul 22, 04:00'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
SBCAPE548 J/kg
MLCAPE751 J/kg
MUCAPE950 J/kg
SBCIN-22 J/kg
MLCIN0 J/kg
Lifted Index-2.6
Kinematics
0–6 km Shear43 kt
0–1 km Shear33 kt
Eff. Shear43 kt
0–1 km SRH-104
0–3 km SRH-99
Eff. SRH-99
Storm Motion237° @ 42 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.9
Thermo & Levels
PWAT1.46 in
0–3 km LR5.1 °C/km
700–500 LR5.6 °C/km
Total Totals47.0
LCL916 hPa
LFC806 hPa
EL208 hPa
Freezing Lvl13,366 ft