Areal Flood Watch 7:00 AM

Preston, West Virginia

Last updated: 2:03 AM CDT  ·  Refresh
21°C
Feels like 23°
Fog
▲ 24°  /  ▼ 18°
Wind
7 mph WSW
Humidity
99%
Dew Point
21°
Pressure
28.02 inHg
Visibility
0 mi
UV Index
0.0
Cloud Cover
95%
Sunrise
6:33 AM
Sunset
8:11 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Preston is currently fog at 21°C. Precipitation is likely — peak probability 82% around 4 PM. Atmospheric instability is elevated (CAPE up to 1042 J/kg) — isolated convective development possible. Sunrise: 6:33AM · Sunset: 8:11PM.

Alerts

Areal Flood Watch
Expires 7:00 AM
36 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
63%
4 AM
21°
59%
5 AM
21°
54%
6 AM
20°
53%
7 AM
21°
49%
8 AM
21°
48%
9 AM
21°
39%
10 AM
21°
55%
11 AM
22°
65%
12 PM
22°
66%
1 PM
23°
72%
2 PM
24°
72%
3 PM
24°
76%
4 PM
23°
82%
5 PM
23°
77%
6 PM
23°
77%
7 PM
22°
68%
8 PM
22°
54%
9 PM
22°
54%
10 PM
20°
42%
11 PM
20°
37%
12 AM
20°
37%
1 AM
20°
44%
2 AM
20°
20%
7-Day Forecast
Today
24° 18°
Rain, 77% chance.
Tue
27° 16°
Fog with a 20% chance of rain.
Wed
27° 13°
Mostly Cloudy with a 50% chance of rain.
Thu
24° 16°
Rain, 83% chance.
Fri
23° 16°
Rain, 82% chance.
Sat
24° 15°
Rain, 70% chance.
Sun
24° 13°
Rain, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Fog 63% 7 mph WSW 99%
4 AM 21° Overcast 59% 7 mph WSW 99%
5 AM 21° Overcast 54% 7 mph WSW 99%
6 AM 20° Overcast 53% 6 mph W 98%
7 AM 21° Overcast 49% 7 mph W 99%
8 AM 21° Overcast 48% 6 mph W 99%
9 AM 21° Overcast 39% 7 mph W 97%
10 AM 21° Overcast 55% 7 mph W 96%
11 AM 22° Overcast 65% 7 mph WSW 94%
12 PM 22° Overcast 66% 8 mph WSW 92%
1 PM 23° Overcast 72% 8 mph WSW 89%
2 PM 24° Mostly Cloudy 72% 8 mph WSW 87%
3 PM 24° Rain 76% 7 mph WSW 88%
4 PM 23° Rain 82% 6 mph WSW 90%
5 PM 23° Rain 77% 6 mph W 93%
6 PM 23° Rain 77% 5 mph W 96%
7 PM 22° Rain 68% 4 mph W 96%
8 PM 22° Rain 54% 3 mph W 97%
9 PM 22° Rain 54% 3 mph WSW 98%
10 PM 20° Haze 42% 3 mph WSW 98%
11 PM 20° Fog 37% 3 mph WSW 98%
12 AM 20° Fog 37% 2 mph WSW 98%
1 AM 20° Fog 44% 2 mph W 98%
2 AM 20° Fog 20% 2 mph WNW 98%
15-Day Forecast
Today
8/17
Rain
77%
18°
24°
Tue
8/18
Fog
20%
16°
27°
Wed
8/19
Mostly Cloudy
50%
13°
27°
Thu
8/20
Rain
83%
16°
24°
Fri
8/21
Rain
82%
16°
23°
Sat
8/22
Rain
70%
15°
24°
Sun
8/23
Rain
63%
13°
24°
Mon
8/24
Drizzle
43%
9°
23°
Tue
8/25
Drizzle
44%
12°
25°
Wed
8/26
Drizzle
60%
14°
28°
Thu
8/27
Drizzle
60%
14°
28°
Fri
8/28
Drizzle
60%
13°
24°
Sat
8/29
Drizzle
60%
13°
24°
Sun
8/30
Drizzle
60%
13°
25°
Mon
8/31
Drizzle
60%
14°
26°
36
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
36 AQI 6.4 µg/m³
O3
Ground-level ozone
Dominant
36 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 36 Good 36 36
Tue 40 Good 40 35
Wed 45 Good 45 41
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 Mon Aug 17, 05:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE100 J/kg
MLCAPE132 J/kg
MUCAPE180 J/kg
SBCIN-7 J/kg
MLCIN-1 J/kg
Lifted Index-0.1
Kinematics
0–6 km Shear16 kt
0–1 km Shear21 kt
Eff. Shear15 kt
0–1 km SRH123
0–3 km SRH138
Eff. SRH79
Storm Motion334° @ 18 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index34.8
Thermo & Levels
PWAT1.93 in
0–3 km LR4.5 °C/km
700–500 LR5.1 °C/km
Total Totals42.1
LCL946 hPa
LFC768 hPa
EL345 hPa
Freezing Lvl14,249 ft