Fayette County, Pennsylvania, United States

Last updated: 6:06 AM CDT · Refresh

21°C

Feels like 22°

Overcast

▲ 27° / ▼ 18°

Wind

6 mph SW

Humidity

93%

Dew Point

20°

Pressure

28.64 inHg

Visibility

7 mi

UV Index

1.0

Cloud Cover

92%

Sunrise

6:26 AM

Sunset

8:20 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Fayette County is currently overcast at 21°C. Precipitation is likely — peak probability 81% around 7 PM. Atmospheric instability is elevated (CAPE up to 2110 J/kg) — isolated convective development possible. Sunrise: 6:26AM · Sunset: 8:20PM.

54 AQI · Moderate Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

21°

34%

8 AM

21°

33%

9 AM

22°

38%

10 AM

22°

38%

11 AM

23°

43%

12 PM

24°

54%

1 PM

25°

43%

2 PM

24°

51%

3 PM

25°

72%

4 PM

24°

63%

5 PM

24°

68%

6 PM

25°

76%

7 PM

23°

81%

8 PM

22°

78%

9 PM

21°

78%

10 PM

20°

75%

11 PM

19°

58%

12 AM

19°

61%

1 AM

19°

66%

2 AM

19°

61%

3 AM

19°

61%

4 AM

19°

65%

5 AM

19°

65%

6 AM

19°

54%

7-Day Forecast

Today

27° 18°

Overcast with a 81% chance of rain.

Wed

26° 18°

Mostly Cloudy with a 69% chance of rain.

Thu

26° 19°

Rain, 81% chance.

Fri

23° 13°

Rain, 77% chance.

Sat

24° 13°

Partly Cloudy with a 27% chance of rain.

Sun

27° 17°

Rain, 76% chance.

Mon

24° 16°

Rain, 83% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 21° Overcast 34% 6 mph SW 93%

8 AM 21° Mostly Cloudy 33% 7 mph SW 90%

9 AM 22° Mostly Cloudy 38% 7 mph SW 87%

10 AM 22° Overcast 38% 8 mph WSW 83%

11 AM 23° Overcast 43% 9 mph WSW 79%

12 PM 24° Overcast 54% 9 mph WSW 76%

1 PM 25° Mostly Cloudy 43% 10 mph WSW 73%

2 PM 24° Mostly Cloudy 51% 10 mph WSW 70%

3 PM 25° Mostly Cloudy 72% 9 mph WSW 69%

4 PM 24° Mostly Cloudy 63% 10 mph W 71%

5 PM 24° Mostly Cloudy 68% 10 mph W 72%

6 PM 25° Overcast 76% 8 mph WSW 78%

7 PM 23° Overcast 81% 8 mph W 86%

8 PM 22° Rain 78% 7 mph W 92%

9 PM 21° Rain 78% 5 mph SW 91%

10 PM 20° Overcast 75% 5 mph SW 92%

11 PM 19° Overcast 58% 5 mph SW 94%

12 AM 19° Overcast 61% 5 mph SW 94%

1 AM 19° Overcast 66% 6 mph SW 96%

2 AM 19° Overcast 61% 6 mph SW 96%

3 AM 19° Overcast 61% 6 mph SW 96%

4 AM 19° Rain 65% 6 mph SW 96%

5 AM 19° Rain 65% 5 mph SW 97%

6 AM 19° Overcast 54% 5 mph SW 97%

15-Day Forecast

Today

8/11

Overcast

81%

18°

27°

Wed

8/12

Mostly Cloudy

69%

18°

26°

Thu

8/13

Rain

81%

19°

26°

Fri

8/14

Rain

77%

13°

23°

Sat

8/15

Partly Cloudy

27%

13°

24°

Sun

8/16

Rain

76%

17°

27°

Mon

8/17

Rain

83%

16°

24°

Tue

8/18

Drizzle

46%

14°

24°

Wed

8/19

Drizzle

35%

16°

26°

Thu

8/20

Drizzle

52%

18°

25°

Fri

8/21

Drizzle

60%

16°

25°

Sat

8/22

Drizzle

60%

15°

25°

Sun

8/23

Drizzle

60%

16°

24°

Mon

8/24

Drizzle

60%

14°

23°

Tue

8/25

Drizzle

60%

14°

23°

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

PM_2.5

Fine particulate matter

Dominant

54 AQI 10.6 µg/m³

O₃

Ground-level ozone

34 AQI 37 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 54 Moderate 34 54

Wed 45 Good 36 45

Thu 41 Good 41 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, 09:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE396 J/kg

MLCAPE232 J/kg

MUCAPE396 J/kg

SBCIN0 J/kg

MLCIN0 J/kg

Lifted Index-2.2

Kinematics

0–6 km Shear27 kt

0–1 km Shear9 kt

Eff. Shear35 kt

0–1 km SRH78

0–3 km SRH167

Eff. SRH167

Storm Motion343° @ 25 kt

0–1 km EHI0.2

Composite Parameters

Sig. Tornado0.1

STP (eff)0.2

Supercell1.2

K-Index35.9

Thermo & Levels

PWAT1.81 in

0–3 km LR5.3 °C/km

700–500 LR5.7 °C/km

Total Totals46.7

LCL956 hPa

LFC970 hPa

EL290 hPa

Freezing Lvl12,434 ft

Fayette County, Pennsylvania, United States

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