Letcher County, Kentucky, United States

Last updated: 11:17 PM CDT · Refresh

23°C

Feels like 26°

Mostly Cloudy

▲ 28° / ▼ 16°

Wind

5 mph SW

Humidity

93%

Dew Point

22°

Pressure

28.26 inHg

Visibility

7 mi

UV Index

0.0

Cloud Cover

82%

Sunrise

6:28 AM

Sunset

8:46 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Letcher County is currently mostly cloudy at 23°C. Precipitation is likely — peak probability 84% around 1 AM. Atmospheric instability is elevated (CAPE up to 1018 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 8:46PM.

43 AQI · Good Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

23°

77%

1 AM

23°

84%

2 AM

23°

53%

3 AM

22°

53%

4 AM

22°

53%

5 AM

22°

37%

6 AM

21°

34%

7 AM

21°

54%

8 AM

21°

40%

9 AM

22°

35%

10 AM

23°

40%

11 AM

23°

44%

12 PM

24°

45%

1 PM

26°

46%

2 PM

28°

46%

3 PM

28°

36%

4 PM

28°

43%

5 PM

28°

38%

6 PM

26°

38%

7 PM

25°

34%

8 PM

24°

20%

9 PM

24°

20%

10 PM

23°

20%

11 PM

22°

18%

7-Day Forecast

Today

28° 16°

Mostly Cloudy with a 77% chance of rain.

Thu

28° 16°

Mostly Clear.

Fri

28° 16°

Mostly Cloudy with a 61% chance of rain.

Sat

28° 18°

Rain, 70% chance.

Sun

32° 19°

Rain, 70% chance.

Mon

33° 20°

Drizzle, 70% chance.

Tue

34° 18°

Rain, 63% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 23° Mostly Cloudy 77% 5 mph SW 93%

1 AM 23° Mostly Cloudy 84% 4 mph WSW 95%

2 AM 23° Mostly Cloudy 53% 4 mph SW 97%

3 AM 22° Partly Cloudy 53% 4 mph SW 97%

4 AM 22° Mostly Cloudy 53% 3 mph WSW 96%

5 AM 22° Partly Cloudy 37% 3 mph WSW 97%

6 AM 21° Mostly Cloudy 34% 3 mph WSW 97%

7 AM 21° Mostly Cloudy 54% 3 mph W 97%

8 AM 21° Mostly Cloudy 40% 3 mph WNW 96%

9 AM 22° Mostly Cloudy 35% 4 mph WNW 93%

10 AM 23° Mostly Cloudy 40% 4 mph WNW 89%

11 AM 23° Mostly Cloudy 44% 4 mph WNW 84%

12 PM 24° Mostly Cloudy 45% 5 mph WNW 77%

1 PM 26° Partly Cloudy 46% 6 mph WNW 70%

2 PM 28° Partly Cloudy 46% 7 mph WNW 65%

3 PM 28° Partly Cloudy 36% 7 mph WNW 64%

4 PM 28° Mostly Cloudy 43% 7 mph WNW 65%

5 PM 28° Mostly Cloudy 38% 7 mph NW 67%

6 PM 26° Mostly Cloudy 38% 6 mph NW 73%

7 PM 25° Mostly Cloudy 34% 5 mph NW 77%

8 PM 24° Mostly Cloudy 20% 5 mph NW 79%

9 PM 24° Mostly Cloudy 20% 5 mph NW 78%

10 PM 23° Partly Cloudy 20% 5 mph NNW 77%

11 PM 22° Partly Cloudy 18% 5 mph NNW 77%

15-Day Forecast

Today

7/22

Mostly Cloudy

77%

16°

28°

Thu

7/23

Mostly Clear

19%

16°

28°

Fri

7/24

Mostly Cloudy

61%

16°

28°

Sat

7/25

Rain

70%

18°

28°

Sun

7/26

Rain

70%

19°

32°

Mon

7/27

Drizzle

70%

20°

33°

Tue

7/28

Rain

63%

18°

34°

Wed

7/29

Drizzle

69%

16°

30°

Thu

7/30

Drizzle

44%

14°

29°

Fri

7/31

Drizzle

51%

14°

29°

Sat

8/1

Drizzle

60%

16°

30°

Sun

8/2

Drizzle

60%

17°

31°

Mon

8/3

Drizzle

60%

17°

31°

Tue

8/4

Drizzle

60%

18°

31°

Wed

8/5

Drizzle

60%

18°

31°

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

43 AQI 7.8 µg/m³

O₃

Ground-level ozone

31 AQI 34 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 43 Good 31 43

Thu 30 Good 30 28

Fri 33 Good 33 25

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 Wed Jul 22, 03:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE807 J/kg

MLCAPE727 J/kg

MUCAPE807 J/kg

SBCIN-31 J/kg

MLCIN0 J/kg

Lifted Index-3.0

Kinematics

0–6 km Shear43 kt

0–1 km Shear31 kt

Eff. Shear43 kt

0–1 km SRH-53

0–3 km SRH-54

Eff. SRH-54

Storm Motion240° @ 38 kt

0–1 km EHI-0.3

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index37.5

Thermo & Levels

PWAT1.69 in

0–3 km LR5.1 °C/km

700–500 LR5.5 °C/km

Total Totals45.7

LCL942 hPa

LFC795 hPa

EL190 hPa

Freezing Lvl15,030 ft

Letcher County, Kentucky, United States

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