McKean County, Pennsylvania, United States

Last updated: 3:58 AM CDT · Refresh

18°C

Feels like 19°

Mostly Cloudy

▲ 29° / ▼ 17°

Wind

5 mph SSW

Humidity

97%

Dew Point

18°

Pressure

27.87 inHg

Visibility

7 mi

UV Index

0.0

Cloud Cover

79%

Sunrise

6:42 AM

Sunset

7:44 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: McKean County is currently mostly cloudy at 18°C. Precipitation is likely — peak probability 77% around 4 PM. Atmospheric instability is elevated (CAPE up to 2324 J/kg) — isolated convective development possible. Sunrise: 6:42AM · Sunset: 7:44PM.

52 AQI · Moderate Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

18°

58%

5 AM

17°

20%

6 AM

17°

20%

7 AM

18°

24%

8 AM

19°

29%

9 AM

20°

39%

10 AM

22°

41%

11 AM

23°

57%

12 PM

23°

62%

1 PM

27°

62%

2 PM

26°

72%

3 PM

26°

77%

4 PM

25°

77%

5 PM

26°

73%

6 PM

25°

64%

7 PM

24°

50%

8 PM

23°

62%

9 PM

20°

63%

10 PM

19°

56%

11 PM

19°

46%

12 AM

18°

51%

1 AM

19°

47%

2 AM

19°

48%

3 AM

18°

43%

7-Day Forecast

Today

29° 17°

Rain, 77% chance.

Fri

24° 13°

Rain, 43% chance.

Sat

24° 11°

Overcast.

Sun

19° 9°

Fog.

Mon

24° 8°

Clear.

Tue

25° 10°

Drizzle, 52% chance.

Wed

25° 14°

Rain, 63% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 18° Mostly Cloudy 58% 5 mph SSW 97%

5 AM 17° Partly Cloudy 20% 5 mph SSW 97%

6 AM 17° Mostly Cloudy 20% 6 mph SSW 97%

7 AM 18° Mostly Cloudy 24% 7 mph SW 97%

8 AM 19° Partly Cloudy 29% 8 mph SW 92%

9 AM 20° Partly Cloudy 39% 8 mph WSW 88%

10 AM 22° Partly Cloudy 41% 9 mph WSW 84%

11 AM 23° Partly Cloudy 57% 9 mph WSW 80%

12 PM 23° Overcast 62% 9 mph W 76%

1 PM 27° Overcast 62% 9 mph W 72%

2 PM 26° Overcast 72% 8 mph W 75%

3 PM 26° Overcast 77% 8 mph W 79%

4 PM 25° Rain 77% 8 mph W 82%

5 PM 26° Mostly Cloudy 73% 6 mph W 85%

6 PM 25° Overcast 64% 5 mph W 88%

7 PM 24° Overcast 50% 4 mph W 91%

8 PM 23° Overcast 62% 5 mph W 93%

9 PM 20° Overcast 63% 5 mph W 94%

10 PM 19° Mostly Cloudy 56% 5 mph WSW 96%

11 PM 19° Mostly Cloudy 46% 6 mph W 97%

12 AM 18° Mostly Cloudy 51% 6 mph W 97%

1 AM 19° Rain 47% 6 mph W 98%

2 AM 19° Haze 48% 6 mph W 98%

3 AM 18° Haze 43% 6 mph W 98%

15-Day Forecast

Today

9/3

Rain

77%

17°

29°

Fri

9/4

Rain

43%

13°

24°

Sat

9/5

Overcast

11°

24°

Sun

9/6

Fog

13%

9°

19°

Mon

9/7

Clear

8°

24°

Tue

9/8

Drizzle

52%

10°

25°

Wed

9/9

Rain

63%

14°

25°

Thu

9/10

Drizzle

43%

11°

28°

Fri

9/11

Drizzle

44%

8°

22°

Sat

9/12

Drizzle

51%

9°

24°

Sun

9/13

Drizzle

60%

13°

25°

Mon

9/14

Drizzle

60%

12°

24°

Tue

9/15

Clear

25%

10°

22°

Wed

9/16

Drizzle

60%

10°

23°

Thu

9/17

Drizzle

60%

11°

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

52 AQI 9.5 µg/m³

O₃

Ground-level ozone

34 AQI 37 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 52 Moderate 34 52

Fri 33 Good 33 21

Sat 32 Good 32 31

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 Thu Sep 3, 07:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE11 J/kg

MLCAPE280 J/kg

MUCAPE700 J/kg

SBCIN-204 J/kg

MLCIN-86 J/kg

Lifted Index0.3

Kinematics

0–6 km Shear39 kt

0–1 km Shear27 kt

Eff. Shear27 kt

0–1 km SRH179

0–3 km SRH190

Eff. SRH86

Storm Motion305° @ 33 kt

0–1 km EHI0.0

Composite Parameters

Sig. Tornado0.0

STP (eff)0.1

Supercell0.8

K-Index37.6

Thermo & Levels

PWAT1.75 in

0–3 km LR4.8 °C/km

700–500 LR5.8 °C/km

Total Totals49.3

LCL935 hPa

LFC665 hPa

EL592 hPa

Freezing Lvl12,156 ft

McKean County, Pennsylvania, United States

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