Somerset County, Pennsylvania, United States

Last updated: 3:57 AM CDT · Refresh

21°C

Feels like 22°

Mostly Clear

▲ 29° / ▼ 18°

Wind

7 mph SW

Humidity

93%

Dew Point

19°

Pressure

27.69 inHg

Visibility

9 mi

UV Index

0.0

Cloud Cover

27%

Sunrise

6:45 AM

Sunset

7:44 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Somerset County is currently mostly clear at 21°C. Precipitation is likely — peak probability 66% around 9 PM. Atmospheric instability is elevated (CAPE up to 2358 J/kg) — isolated convective development possible. Sunrise: 6:45AM · Sunset: 7:44PM.

53 AQI · Moderate Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

21°

11%

5 AM

19°

40%

6 AM

19°

40%

7 AM

20°

24%

8 AM

22°

31%

9 AM

24°

36%

10 AM

26°

38%

11 AM

27°

47%

12 PM

28°

47%

1 PM

29°

48%

2 PM

29°

58%

3 PM

29°

53%

4 PM

29°

54%

5 PM

28°

64%

6 PM

26°

64%

7 PM

24°

65%

8 PM

23°

65%

9 PM

22°

66%

10 PM

22°

53%

11 PM

21°

36%

12 AM

20°

37%

1 AM

20°

37%

2 AM

20°

38%

3 AM

20°

48%

7-Day Forecast

Today

29° 18°

Rain, 65% chance.

Fri

27° 18°

Mostly Cloudy with a 65% chance of rain.

Sat

26° 13°

Overcast with a 28% chance of rain.

Sun

22° 11°

Overcast.

Mon

24° 11°

Clear.

Tue

27° 12°

Drizzle, 43% chance.

Wed

28° 16°

Rain, 63% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 21° Mostly Clear 11% 7 mph SW 93%

5 AM 19° Partly Cloudy 40% 7 mph SW 92%

6 AM 19° Partly Cloudy 40% 6 mph SW 92%

7 AM 20° Partly Cloudy 24% 8 mph SW 92%

8 AM 22° Mostly Clear 31% 9 mph WSW 86%

9 AM 24° Mostly Clear 36% 9 mph W 80%

10 AM 26° Mostly Clear 38% 10 mph W 75%

11 AM 27° Mostly Clear 47% 11 mph W 71%

12 PM 28° Mostly Clear 47% 11 mph W 68%

1 PM 29° Mostly Clear 48% 12 mph W 66%

2 PM 29° Partly Cloudy 58% 12 mph W 67%

3 PM 29° Partly Cloudy 53% 12 mph WSW 68%

4 PM 29° Rain 54% 12 mph WSW 70%

5 PM 28° Rain 64% 10 mph WSW 75%

6 PM 26° Heavy Rain 64% 7 mph WSW 81%

7 PM 24° Heavy Rain 65% 6 mph WSW 87%

8 PM 23° Mostly Cloudy 65% 6 mph SW 90%

9 PM 22° Mostly Cloudy 66% 7 mph SW 91%

10 PM 22° Mostly Cloudy 53% 9 mph SW 93%

11 PM 21° Mostly Cloudy 36% 8 mph WSW 93%

12 AM 20° Partly Cloudy 37% 6 mph WSW 94%

1 AM 20° Partly Cloudy 37% 6 mph WSW 94%

2 AM 20° Partly Cloudy 38% 6 mph WSW 94%

3 AM 20° Partly Cloudy 48% 7 mph W 94%

15-Day Forecast

Today

9/3

Rain

65%

18°

29°

Fri

9/4

Mostly Cloudy

65%

18°

27°

Sat

9/5

Overcast

28%

13°

26°

Sun

9/6

Overcast

10%

11°

22°

Mon

9/7

Clear

11°

24°

Tue

9/8

Drizzle

43%

12°

27°

Wed

9/9

Rain

63%

16°

28°

Thu

9/10

Drizzle

43%

14°

28°

Fri

9/11

Drizzle

44%

13°

25°

Sat

9/12

Rain

64%

12°

26°

Sun

9/13

Drizzle

60%

15°

27°

Mon

9/14

Drizzle

60%

13°

26°

Tue

9/15

Clear

60%

12°

24°

Wed

9/16

Drizzle

60%

12°

24°

Thu

9/17

Drizzle

60%

12°

24°

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

53 AQI 10.0 µg/m³

O₃

Ground-level ozone

37 AQI 41 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 53 Moderate 37 53

Fri 52 Moderate 37 52

Sat 33 Good 33 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. 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

SBCAPE644 J/kg

MLCAPE623 J/kg

MUCAPE652 J/kg

SBCIN-178 J/kg

MLCIN-105 J/kg

Lifted Index-3.5

Kinematics

0–6 km Shear31 kt

0–1 km Shear26 kt

Eff. Shear27 kt

0–1 km SRH137

0–3 km SRH135

Eff. SRH135

Storm Motion311° @ 27 kt

0–1 km EHI0.6

Composite Parameters

Sig. Tornado0.3

STP (eff)0.2

Supercell1.2

K-Index30.6

Thermo & Levels

PWAT1.28 in

0–3 km LR4.5 °C/km

700–500 LR6.8 °C/km

Total Totals50.4

LCL920 hPa

LFC631 hPa

EL261 hPa

Freezing Lvl13,120 ft

Somerset County, Pennsylvania, United States

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