Areal Flood Watch 7:00 AM

Mason County, West Virginia, United States

Last updated: 8:41 PM CDT  ·  Refresh
26°C
Feels like 31°
Partly Cloudy
▲ 31°  /  ▼ 21°
Wind
3 mph S
Humidity
83%
Dew Point
24°
Pressure
29.27 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
57%
Sunrise
6:42 AM
Sunset
8:22 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mason County is currently partly cloudy at 26°C. Precipitation is likely — peak probability 70% around 7 PM. Atmospheric instability is elevated (CAPE up to 2307 J/kg) — isolated convective development possible. Sunrise: 6:42AM · Sunset: 8:22PM.

Alerts

Areal Flood Watch
Expires 7:00 AM
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
47%
10 PM
26°
55%
11 PM
25°
54%
12 AM
25°
61%
1 AM
24°
62%
2 AM
23°
61%
3 AM
23°
56%
4 AM
23°
55%
5 AM
22°
38%
6 AM
22°
39%
7 AM
23°
32%
8 AM
24°
41%
9 AM
24°
41%
10 AM
27°
41%
11 AM
28°
39%
12 PM
29°
44%
1 PM
32°
51%
2 PM
32°
55%
3 PM
31°
50%
4 PM
33°
51%
5 PM
32°
64%
6 PM
32°
70%
7 PM
31°
70%
8 PM
30°
62%
7-Day Forecast
Tonight
31° 21°
Partly Cloudy with a 47% chance of rain.
Sun
33° 22°
Rain, 64% chance.
Mon
30° 20°
Overcast with a 64% chance of rain.
Tue
29° 18°
Mostly Clear with a 48% chance of rain.
Wed
32° 18°
Drizzle, 69% chance.
Thu
29° 17°
Drizzle, 69% chance.
Fri
29° 16°
Rain, 30% chance.
TimeTempConditionsPrecipWindHumidity
Now 26° Partly Cloudy 47% 3 mph S 83%
10 PM 26° Mostly Cloudy 55% 4 mph S 87%
11 PM 25° Mostly Cloudy 54% 4 mph SSW 90%
12 AM 25° Overcast 61% 4 mph SW 92%
1 AM 24° Mostly Cloudy 62% 6 mph WSW 94%
2 AM 23° Mostly Cloudy 61% 6 mph SW 97%
3 AM 23° Overcast 56% 5 mph SW 97%
4 AM 23° Overcast 55% 4 mph SSW 97%
5 AM 22° Mostly Cloudy 38% 4 mph SSW 97%
6 AM 22° Partly Cloudy 39% 5 mph SSW 96%
7 AM 23° Clear 32% 5 mph SSW 96%
8 AM 24° Mostly Clear 41% 6 mph SW 91%
9 AM 24° Clear 41% 6 mph SW 83%
10 AM 27° Clear 41% 7 mph SW 75%
11 AM 28° Clear 39% 8 mph WSW 69%
12 PM 29° Mostly Clear 44% 9 mph WSW 63%
1 PM 32° Rain 51% 10 mph W 57%
2 PM 32° Rain 55% 10 mph W 57%
3 PM 31° Rain 50% 9 mph W 58%
4 PM 33° Mostly Cloudy 51% 8 mph W 59%
5 PM 32° Rain 64% 8 mph W 62%
6 PM 32° Rain 70% 7 mph W 66%
7 PM 31° Rain 70% 7 mph W 70%
8 PM 30° Rain 62% 6 mph W 73%
15-Day Forecast
Today
8/15
Partly Cloudy
47%
21°
31°
Sun
8/16
Rain
64%
22°
33°
Mon
8/17
Overcast
64%
20°
30°
Tue
8/18
Mostly Clear
48%
18°
29°
Wed
8/19
Drizzle
69%
18°
32°
Thu
8/20
Drizzle
69%
17°
29°
Fri
8/21
Rain
30%
16°
29°
Sat
8/22
Rain
28%
18°
28°
Sun
8/23
Drizzle
44%
18°
30°
Mon
8/24
Clear
19%
18°
33°
Tue
8/25
Rain
60%
19°
33°
Wed
8/26
Drizzle
60%
19°
33°
Thu
8/27
Drizzle
60%
18°
32°
Fri
8/28
Drizzle
60%
17°
31°
Sat
8/29
Drizzle
60%
18°
31°
54
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
54 AQI 10.7 µg/m³
O3
Ground-level ozone
44 AQI 48 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 44 54
Mon 53 Moderate 44 53
Tue 44 Good 42 44
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 Sat Aug 15, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1397 J/kg
MLCAPE924 J/kg
MUCAPE1397 J/kg
SBCIN-69 J/kg
MLCIN-50 J/kg
Lifted Index-3.4
Kinematics
0–6 km Shear28 kt
0–1 km Shear6 kt
Eff. Shear30 kt
0–1 km SRH35
0–3 km SRH74
Eff. SRH74
Storm Motion314° @ 21 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.2
STP (eff)0.2
Supercell1.6
K-Index32.2
Thermo & Levels
PWAT1.88 in
0–3 km LR5.5 °C/km
700–500 LR5.1 °C/km
Total Totals42.7
LCL954 hPa
LFC818 hPa
EL147 hPa
Freezing Lvl15,866 ft