Excessive Heat Warning — Perry, MO, Bollinger, MO, Cape Girardeau, MO, Wayne, MO, Carter, MO, Ripley, MO, Butler, MO, Stoddard, MO, Scott, MO, Mississippi, MO, New Madrid, MO, Crittenden, KY, Lyon, KY, Trigg, KY, Caldwell, KY, Union, KY, Webster, KY, Hopkins, KY, Christian, KY, Henderson, KY, Daviess, KY, McLean, KY, Muhlenberg, KY, Todd, KY 7:00 PM Heat Advisory — Perry, MO, Bollinger, MO, Cape Girardeau, MO, Wayne, MO, Carter, MO, Ripley, MO, Butler, MO, Stoddard, MO, Scott, MO, Mississippi, MO, New Madrid, MO, Crittenden, KY, Lyon, KY, Trigg, KY, Caldwell, KY, Union, KY, Webster, KY, Hopkins, KY, Christian, KY, Henderson, KY, Daviess, KY, McLean, KY, Muhlenberg, KY, Todd, KY 7:00 PM

Webster County, Kentucky, United States

Last updated: 12:12 PM CDT  ·  Refresh
29°C
Feels like 36°
Mostly Cloudy
▲ 34°  /  ▼ 21°
Wind
4 mph SSW
Humidity
80%
Dew Point
26°
Pressure
29.45 inHg
Visibility
6 mi
UV Index
8.0
Cloud Cover
61%
Sunrise
5:50 AM
Sunset
8:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Webster County is currently mostly cloudy at 29°C. Precipitation is likely — peak probability 65% around 1 AM. Atmospheric instability is elevated (CAPE up to 4107 J/kg) — isolated convective development possible. Sunrise: 5:50AM · Sunset: 8:04PM.

Alerts

Excessive Heat Warning
Perry, MO, Bollinger, MO, Cape Girardeau, MO, Wayne, MO, Carter, MO, Ripley, MO, Butler, MO, Stoddard, MO, Scott, MO, Mississippi, MO, New Madrid, MO, Crittenden, KY, Lyon, KY, Trigg, KY, Caldwell, KY, Union, KY, Webster, KY, Hopkins, KY, Christian, KY, Henderson, KY, Daviess, KY, McLean, KY, Muhlenberg, KY, Todd, KY
Expires 7:00 PM
Heat Advisory
Perry, MO, Bollinger, MO, Cape Girardeau, MO, Wayne, MO, Carter, MO, Ripley, MO, Butler, MO, Stoddard, MO, Scott, MO, Mississippi, MO, New Madrid, MO, Crittenden, KY, Lyon, KY, Trigg, KY, Caldwell, KY, Union, KY, Webster, KY, Hopkins, KY, Christian, KY, Henderson, KY, Daviess, KY, McLean, KY, Muhlenberg, KY, Todd, KY
Expires 7:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
13%
1 PM
32°
14%
2 PM
32°
22%
3 PM
33°
27%
4 PM
34°
33%
5 PM
34°
38%
6 PM
33°
38%
7 PM
32°
55%
8 PM
31°
48%
9 PM
29°
53%
10 PM
28°
59%
11 PM
27°
59%
12 AM
25°
64%
1 AM
24°
64%
2 AM
24°
60%
3 AM
24°
55%
4 AM
24°
52%
5 AM
23°
52%
6 AM
23°
27%
7 AM
23°
23%
8 AM
24°
23%
9 AM
26°
24%
10 AM
27°
24%
11 AM
28°
28%
7-Day Forecast
Today
34° 21°
Partly Cloudy with a 53% chance of rain.
Mon
34° 21°
Partly Cloudy with a 64% chance of rain.
Tue
34° 22°
Mostly Clear with a 25% chance of rain.
Wed
29° 19°
Mostly Clear with a 42% chance of rain.
Thu
30° 17°
Clear.
Fri
29° 19°
Clear.
Sat
30° 18°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Cloudy 13% 4 mph SSW 80%
1 PM 32° Mostly Cloudy 14% 6 mph SW 76%
2 PM 32° Mostly Cloudy 22% 7 mph SW 73%
3 PM 33° Partly Cloudy 27% 7 mph WSW 70%
4 PM 34° Partly Cloudy 33% 7 mph SW 69%
5 PM 34° Mostly Clear 38% 7 mph WSW 72%
6 PM 33° Mostly Clear 38% 6 mph SW 76%
7 PM 32° Clear 55% 5 mph SW 80%
8 PM 31° Mostly Clear 48% 4 mph SSW 81%
9 PM 29° Partly Cloudy 53% 5 mph S 82%
10 PM 28° Partly Cloudy 59% 6 mph S 83%
11 PM 27° Mostly Cloudy 59% 8 mph SW 86%
12 AM 25° Drizzle 64% 11 mph W 90%
1 AM 24° Drizzle 64% 13 mph WNW 93%
2 AM 24° Drizzle 60% 11 mph WSW 94%
3 AM 24° Rain 55% 9 mph SSW 95%
4 AM 24° Rain 52% 8 mph S 95%
5 AM 23° Overcast 52% 6 mph S 95%
6 AM 23° Overcast 27% 6 mph S 95%
7 AM 23° Haze 23% 5 mph S 95%
8 AM 24° Mostly Cloudy 23% 5 mph S 92%
9 AM 26° Mostly Cloudy 24% 5 mph S 90%
10 AM 27° Mostly Cloudy 24% 5 mph S 87%
11 AM 28° Partly Cloudy 28% 4 mph SSE 84%
15-Day Forecast
Today
7/26
Partly Cloudy
53%
21°
34°
Mon
7/27
Partly Cloudy
64%
21°
34°
Tue
7/28
Mostly Clear
25%
22°
34°
Wed
7/29
Mostly Clear
42%
19°
29°
Thu
7/30
Clear
9%
17°
30°
Fri
7/31
Clear
19%
19°
29°
Sat
8/1
Clear
19%
18°
30°
Sun
8/2
Drizzle
60%
19°
30°
Mon
8/3
Drizzle
60%
19°
31°
Tue
8/4
Drizzle
60%
21°
32°
Wed
8/5
Drizzle
60%
22°
33°
Thu
8/6
Drizzle
60%
21°
32°
Fri
8/7
Drizzle
60%
21°
32°
Sat
8/8
Drizzle
60%
20°
32°
Sun
8/9
Drizzle
60%
21°
32°
53
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
53 AQI 10.2 µg/m³
O3
Ground-level ozone
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 53 Moderate 32 53
Tue 44 Good 31 44
Wed 47 Good 39 47
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 Jul 26, 15:00'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
SBCAPE3946 J/kg
MLCAPE2727 J/kg
MUCAPE3946 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-6.3
Kinematics
0–6 km Shear27 kt
0–1 km Shear7 kt
Eff. Shear35 kt
0–1 km SRH-8
0–3 km SRH-54
Eff. SRH-54
Storm Motion304° @ 21 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index23.5
Thermo & Levels
PWAT1.68 in
0–3 km LR6.0 °C/km
700–500 LR5.4 °C/km
Total Totals45.3
LCL948 hPa
LFC997 hPa
EL145 hPa
Freezing Lvl16,726 ft