Severe Thunderstorm Watch 9:00 PM Areal Flood Advisory — Logan County, KY, Simpson County, KY 10:00 PM Flash Flood Warning — Logan County, KY, Simpson County, KY 10:15 PM

Logan County, Kentucky, United States

Last updated: 8:31 PM CDT  ·  Refresh
26°C
Feels like 29°
Overcast
▲ 33°  /  ▼ 21°
Wind
6 mph NW
Humidity
91%
Dew Point
24°
Pressure
29.11 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
99%
Sunrise
5:44 AM
Sunset
8:02 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Logan County is currently overcast at 26°C. Precipitation is likely — peak probability 55% around 9 PM. Atmospheric instability is elevated (CAPE up to 2276 J/kg) — isolated convective development possible. Sunrise: 5:44AM · Sunset: 8:02PM.

Alerts

Severe Thunderstorm Watch
Expires 9:00 PM
Areal Flood Advisory
Logan County, KY, Simpson County, KY
Expires 10:00 PM
Flash Flood Warning
Logan County, KY, Simpson County, KY
Expires 10:15 PM
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
49%
9 PM
25°
55%
10 PM
25°
30%
11 PM
24°
29%
12 AM
24°
28%
1 AM
23°
3%
2 AM
23°
3%
3 AM
23°
3%
4 AM
22°
3%
5 AM
21°
3%
6 AM
21°
3%
7 AM
21°
3%
8 AM
23°
3%
9 AM
24°
3%
10 AM
26°
14%
11 AM
26°
14%
12 PM
27°
14%
1 PM
29°
14%
2 PM
29°
15%
3 PM
29°
15%
4 PM
29°
3%
5 PM
28°
3%
6 PM
27°
3%
7 PM
26°
3%
7-Day Forecast
Tonight
33° 21°
Overcast with a 49% chance of rain.
Wed
30° 18°
Partly Cloudy.
Thu
28° 16°
Mostly Clear.
Fri
26° 17°
Mostly Cloudy with a 63% chance of rain.
Sat
29° 19°
Mostly Cloudy with a 47% chance of rain.
Sun
33° 22°
Thunderstorm, 64% chance.
Mon
34° 23°
Clear with a 52% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 26° Overcast 49% 6 mph NW 91%
9 PM 25° Overcast 55% 4 mph WNW 94%
10 PM 25° Mostly Cloudy 30% 4 mph W 94%
11 PM 24° Partly Cloudy 29% 4 mph W 94%
12 AM 24° Mostly Clear 28% 4 mph WNW 94%
1 AM 23° Partly Cloudy 3% 4 mph NW 94%
2 AM 23° Partly Cloudy 3% 5 mph NNW 94%
3 AM 23° Mostly Clear 3% 6 mph NNW 94%
4 AM 22° Mostly Clear 3% 6 mph NNW 94%
5 AM 21° Mostly Clear 3% 6 mph NNW 94%
6 AM 21° Mostly Clear 3% 6 mph NNW 94%
7 AM 21° Mostly Clear 3% 6 mph N 91%
8 AM 23° Partly Cloudy 3% 7 mph N 87%
9 AM 24° Mostly Clear 3% 7 mph N 82%
10 AM 26° Mostly Clear 14% 7 mph N 78%
11 AM 26° Partly Cloudy 14% 8 mph N 74%
12 PM 27° Partly Cloudy 14% 8 mph N 70%
1 PM 29° Partly Cloudy 14% 8 mph N 67%
2 PM 29° Partly Cloudy 15% 9 mph N 67%
3 PM 29° Partly Cloudy 15% 9 mph N 67%
4 PM 29° Partly Cloudy 3% 9 mph N 68%
5 PM 28° Mostly Cloudy 3% 9 mph N 71%
6 PM 27° Mostly Cloudy 3% 9 mph N 74%
7 PM 26° Partly Cloudy 3% 9 mph N 77%
15-Day Forecast
Today
7/21
Overcast
49%
21°
33°
Wed
7/22
Partly Cloudy
15%
18°
30°
Thu
7/23
Mostly Clear
7%
16°
28°
Fri
7/24
Mostly Cloudy
63%
17°
26°
Sat
7/25
Mostly Cloudy
47%
19°
29°
Sun
7/26
Thunderstorm
64%
22°
33°
Mon
7/27
Clear
52%
23°
34°
Tue
7/28
Drizzle
53%
20°
31°
Wed
7/29
Drizzle
44%
18°
29°
Thu
7/30
Drizzle
44%
16°
29°
Fri
7/31
Drizzle
36%
16°
29°
Sat
8/1
Clear
60%
18°
30°
Sun
8/2
Drizzle
60%
19°
31°
Mon
8/3
Drizzle
60%
19°
31°
Tue
8/4
Drizzle
60%
21°
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
26 AQI 28 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 26 54
Thu 41 Good 24 41
Fri 29 Good 28 29
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
SBCAPE1640 J/kg
MLCAPE2655 J/kg
MUCAPE3080 J/kg
SBCIN-65 J/kg
MLCIN0 J/kg
Lifted Index-3.1
Kinematics
0–6 km Shear42 kt
0–1 km Shear14 kt
Eff. Shear47 kt
0–1 km SRH-51
0–3 km SRH-73
Eff. SRH-73
Storm Motion260° @ 31 kt
0–1 km EHI-0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index42.3
Thermo & Levels
PWAT2.49 in
0–3 km LR5.0 °C/km
700–500 LR5.1 °C/km
Total Totals46.9
LCL967 hPa
LFC806 hPa
EL148 hPa
Freezing Lvl16,673 ft