Severe Thunderstorm Watch 9:00 PM Severe Thunderstorm Watch 9:00 PM

Webster County, Kentucky, United States

Last updated: 8:29 PM CDT  ·  Refresh
27°C
Feels like 31°
Partly Cloudy
▲ 33°  /  ▼ 19°
Wind
6 mph NW
Humidity
82%
Dew Point
23°
Pressure
29.32 inHg
Visibility
7 mi
UV Index
0.0
Cloud Cover
59%
Sunrise
5:46 AM
Sunset
8:07 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Webster County is currently partly cloudy at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1304 J/kg) — isolated convective development possible. Sunrise: 5:46AM · Sunset: 8:07PM.

Alerts

Severe Thunderstorm Watch
Expires 9:00 PM
Severe Thunderstorm Watch
Expires 9:00 PM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
25%
9 PM
26°
15%
10 PM
26°
7%
11 PM
24°
7%
12 AM
23°
3%
1 AM
22°
3%
2 AM
22°
3%
3 AM
21°
3%
4 AM
21°
4%
5 AM
19°
5%
6 AM
19°
5%
7 AM
21°
5%
8 AM
22°
5%
9 AM
24°
5%
10 AM
25°
14%
11 AM
26°
14%
12 PM
26°
14%
1 PM
28°
14%
2 PM
28°
15%
3 PM
28°
15%
4 PM
28°
3%
5 PM
27°
3%
6 PM
27°
3%
7 PM
26°
3%
7-Day Forecast
Tonight
33° 19°
Partly Cloudy with a 25% chance of rain.
Wed
29° 17°
Partly Cloudy.
Thu
27° 15°
Mostly Clear.
Fri
23° 16°
Mostly Cloudy with a 44% chance of rain.
Sat
29° 18°
Mostly Cloudy with a 45% chance of rain.
Sun
33° 22°
Thunderstorm, 51% chance.
Mon
34° 23°
Clear with a 52% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 27° Partly Cloudy 25% 6 mph NW 82%
9 PM 26° Partly Cloudy 15% 5 mph NNW 84%
10 PM 26° Partly Cloudy 7% 5 mph NNW 85%
11 PM 24° Mostly Clear 7% 6 mph NNW 86%
12 AM 23° Clear 3% 7 mph NNW 87%
1 AM 22° Clear 3% 7 mph NNW 88%
2 AM 22° Clear 3% 6 mph NNW 89%
3 AM 21° Clear 3% 6 mph NNW 91%
4 AM 21° Clear 4% 6 mph NNW 91%
5 AM 19° Clear 5% 6 mph NNW 92%
6 AM 19° Clear 5% 7 mph NNW 92%
7 AM 21° Mostly Clear 5% 7 mph N 90%
8 AM 22° Mostly Clear 5% 7 mph N 86%
9 AM 24° Partly Cloudy 5% 8 mph NNE 82%
10 AM 25° Partly Cloudy 14% 8 mph NNE 78%
11 AM 26° Partly Cloudy 14% 9 mph NNE 75%
12 PM 26° Partly Cloudy 14% 10 mph NNE 71%
1 PM 28° Partly Cloudy 14% 10 mph NNE 69%
2 PM 28° Partly Cloudy 15% 10 mph NNE 68%
3 PM 28° Partly Cloudy 15% 11 mph NNE 68%
4 PM 28° Partly Cloudy 3% 11 mph NNE 68%
5 PM 27° Partly Cloudy 3% 10 mph NNE 70%
6 PM 27° Partly Cloudy 3% 10 mph NNE 72%
7 PM 26° Partly Cloudy 3% 10 mph NNE 73%
15-Day Forecast
Today
7/21
Partly Cloudy
25%
19°
33°
Wed
7/22
Partly Cloudy
15%
17°
29°
Thu
7/23
Mostly Clear
3%
15°
27°
Fri
7/24
Mostly Cloudy
44%
16°
23°
Sat
7/25
Mostly Cloudy
45%
18°
29°
Sun
7/26
Thunderstorm
51%
22°
33°
Mon
7/27
Clear
52%
23°
34°
Tue
7/28
Clear
31%
19°
31°
Wed
7/29
Drizzle
44%
18°
29°
Thu
7/30
Drizzle
44%
16°
29°
Fri
7/31
Clear
36%
16°
29°
Sat
8/1
Drizzle
60%
18°
29°
Sun
8/2
Clear
60%
19°
31°
Mon
8/3
Drizzle
60%
19°
31°
Tue
8/4
Drizzle
60%
20°
31°
52
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
52 AQI 9.7 µg/m³
O3
Ground-level ozone
31 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 52 Moderate 31 52
Thu 31 Good 31 29
Fri 40 Good 40 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 Tue Jul 21, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1143 J/kg
MLCAPE339 J/kg
MUCAPE1143 J/kg
SBCIN-134 J/kg
MLCIN0 J/kg
Lifted Index-1.8
Kinematics
0–6 km Shear40 kt
0–1 km Shear11 kt
Eff. Shear45 kt
0–1 km SRH-92
0–3 km SRH-93
Eff. SRH-93
Storm Motion268° @ 31 kt
0–1 km EHI-0.7
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index16.8
Thermo & Levels
PWAT1.64 in
0–3 km LR5.3 °C/km
700–500 LR5.1 °C/km
Total Totals42.4
LCL935 hPa
LFC831 hPa
EL163 hPa
Freezing Lvl17,100 ft