Simpson County, Kentucky, United States

Last updated: 5:11 AM CDT · Refresh

24°C

Feels like 27°

Mostly Clear

▲ 33° / ▼ 23°

Wind

7 mph SSW

Humidity

88%

Dew Point

22°

Pressure

29.36 inHg

Visibility

10 mi

UV Index

0.0

Cloud Cover

12%

Sunrise

6:00 AM

Sunset

7:42 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Simpson County is currently mostly clear at 24°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3384 J/kg) — isolated convective development possible. Sunrise: 6:00AM · Sunset: 7:42PM.

42 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

24°

6 AM

22°

25%

7 AM

23°

25%

8 AM

24°

25%

9 AM

27°

19%

10 AM

28°

19%

11 AM

29°

19%

12 PM

31°

22%

1 PM

32°

10%

2 PM

32°

11%

3 PM

32°

11%

4 PM

32°

14%

5 PM

32°

14%

6 PM

31°

14%

7 PM

30°

14%

8 PM

29°

20%

9 PM

27°

26%

10 PM

26°

27%

11 PM

26°

27%

12 AM

25°

27%

1 AM

25°

23%

2 AM

25°

24%

3 AM

25°

24%

4 AM

24°

26%

7-Day Forecast

Today

33° 23°

Mostly Clear with a 27% chance of rain.

Wed

34° 23°

Partly Cloudy with a 55% chance of rain.

Thu

34° 22°

Mostly Cloudy with a 51% chance of rain.

Fri

32° 23°

Mostly Clear with a 28% chance of rain.

Sat

33° 22°

Clear.

Sun

34° 24°

Drizzle, 55% chance.

Mon

32° 21°

Thunderstorm, 57% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 24° Mostly Clear 8% 7 mph SSW 88%

6 AM 22° Mostly Clear 25% 8 mph SSW 87%

7 AM 23° Mostly Clear 25% 8 mph SW 86%

8 AM 24° Mostly Clear 25% 10 mph SW 80%

9 AM 27° Mostly Clear 19% 10 mph SW 75%

10 AM 28° Mostly Clear 19% 11 mph WSW 70%

11 AM 29° Mostly Clear 19% 11 mph WSW 67%

12 PM 31° Partly Cloudy 22% 11 mph WSW 64%

1 PM 32° Partly Cloudy 10% 11 mph WSW 60%

2 PM 32° Partly Cloudy 11% 11 mph WSW 59%

3 PM 32° Partly Cloudy 11% 10 mph WSW 57%

4 PM 32° Partly Cloudy 14% 10 mph WSW 57%

5 PM 32° Partly Cloudy 14% 8 mph WSW 61%

6 PM 31° Mostly Clear 14% 7 mph WSW 65%

7 PM 30° Mostly Clear 14% 6 mph WSW 70%

8 PM 29° Mostly Clear 20% 6 mph SW 74%

9 PM 27° Mostly Clear 26% 6 mph SW 78%

10 PM 26° Clear 27% 6 mph SW 81%

11 PM 26° Clear 27% 7 mph SW 81%

12 AM 25° Clear 27% 7 mph SSW 81%

1 AM 25° Clear 23% 7 mph SSW 80%

2 AM 25° Mostly Clear 24% 7 mph SSW 81%

3 AM 25° Mostly Clear 24% 8 mph SW 81%

4 AM 24° Partly Cloudy 26% 8 mph SSW 82%

15-Day Forecast

Today

8/11

Mostly Clear

27%

23°

33°

Wed

8/12

Partly Cloudy

55%

23°

34°

Thu

8/13

Mostly Cloudy

51%

22°

34°

Fri

8/14

Mostly Clear

28%

23°

32°

Sat

8/15

Clear

22°

33°

Sun

8/16

Drizzle

55%

24°

34°

Mon

8/17

Thunderstorm

57%

21°

32°

Tue

8/18

Drizzle

53%

20°

32°

Wed

8/19

Mostly Clear

35%

21°

33°

Thu

8/20

Clear

35%

22°

32°

Fri

8/21

Clear

25%

21°

32°

Sat

8/22

Drizzle

60%

21°

32°

Sun

8/23

Drizzle

60%

21°

32°

Mon

8/24

Drizzle

60%

21°

31°

Tue

8/25

Drizzle

60%

20°

30°

Good

U.S. Air Quality Index · Dominant: PM2.5

50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today

PM_2.5

Fine particulate matter

Dominant

42 AQI 7.5 µg/m³

O₃

Ground-level ozone

34 AQI 38 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 42 Good 34 42

Wed 37 Good 37 28

Thu 36 Good 36 28

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. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio

RAP

Valid Tue Aug 11, 08:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE1347 J/kg

MLCAPE1518 J/kg

MUCAPE1745 J/kg

SBCIN-229 J/kg

MLCIN0 J/kg

Lifted Index-5.6

Kinematics

0–6 km Shear17 kt

0–1 km Shear14 kt

Eff. Shear17 kt

0–1 km SRH80

0–3 km SRH23

Eff. SRH23

Storm Motion337° @ 13 kt

0–1 km EHI0.7

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index30.1

Thermo & Levels

PWAT1.69 in

0–3 km LR4.3 °C/km

700–500 LR7.4 °C/km

Total Totals51.3

LCL971 hPa

LFC671 hPa

EL191 hPa

Freezing Lvl14,642 ft

Simpson County, Kentucky, United States

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