Mercer County, West Virginia, United States

Last updated: 6:13 PM CDT · Refresh

23°C

Feels like 26°

Mostly Cloudy

▲ 29° / ▼ 17°

Wind

3 mph SSW

Humidity

70%

Dew Point

19°

Pressure

27.59 inHg

Visibility

10 mi

UV Index

3.1

Cloud Cover

67%

Sunrise

6:08 AM

Sunset

8:48 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Mercer County is currently mostly cloudy at 23°C. Precipitation is likely — peak probability 69% around 7 PM. Atmospheric instability is elevated (CAPE up to 1396 J/kg) — isolated convective development possible. Sunrise: 6:08AM · Sunset: 8:48PM.

56 AQI · Moderate Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

23°

28%

8 PM

26°

34%

9 PM

24°

34%

10 PM

22°

34%

11 PM

21°

26%

12 AM

20°

26%

1 AM

19°

19%

2 AM

19°

11%

3 AM

18°

26%

4 AM

18°

34%

5 AM

18°

33%

6 AM

17°

38%

7 AM

17°

39%

8 AM

19°

40%

9 AM

21°

40%

10 AM

24°

41%

11 AM

25°

40%

12 PM

26°

46%

1 PM

26°

59%

2 PM

27°

59%

3 PM

27°

60%

4 PM

26°

50%

5 PM

26°

60%

6 PM

28°

67%

7-Day Forecast

Tonight

29° 17°

Mostly Cloudy with a 34% chance of rain.

Sun

28° 17°

Rain, 69% chance.

Mon

28° 17°

Mostly Cloudy with a 83% chance of rain.

Tue

27° 17°

Mostly Cloudy with a 51% chance of rain.

Wed

26° 16°

Mostly Cloudy with a 44% chance of rain.

Thu

25° 16°

Rain, 70% chance.

Fri

26° 18°

Rain, 63% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 23° Mostly Cloudy 28% 3 mph SSW 70%

8 PM 26° Partly Cloudy 34% 2 mph SSE 76%

9 PM 24° Partly Cloudy 34% 2 mph SSW 78%

10 PM 22° Partly Cloudy 34% 2 mph W 80%

11 PM 21° Partly Cloudy 26% 2 mph WSW 83%

12 AM 20° Partly Cloudy 26% 2 mph SSW 84%

1 AM 19° Partly Cloudy 19% 2 mph SW 85%

2 AM 19° Partly Cloudy 11% 2 mph SSW 87%

3 AM 18° Rain 26% 3 mph S 89%

4 AM 18° Rain 34% 4 mph S 90%

5 AM 18° Partly Cloudy 33% 2 mph SSW 92%

6 AM 17° Partly Cloudy 38% 2 mph SW 92%

7 AM 17° Partly Cloudy 39% 2 mph SSW 92%

8 AM 19° Partly Cloudy 40% 2 mph WSW 90%

9 AM 21° Partly Cloudy 40% 2 mph W 82%

10 AM 24° Partly Cloudy 41% 3 mph W 73%

11 AM 25° Partly Cloudy 40% 4 mph W 66%

12 PM 26° Partly Cloudy 46% 4 mph W 63%

1 PM 26° Rain 59% 4 mph W 60%

2 PM 27° Rain 59% 4 mph WSW 58%

3 PM 27° Partly Cloudy 60% 4 mph WSW 60%

4 PM 26° Partly Cloudy 50% 4 mph WSW 61%

5 PM 26° Partly Cloudy 60% 4 mph SW 62%

6 PM 28° Mostly Cloudy 67% 3 mph SSW 67%

15-Day Forecast

Today

7/4

Mostly Cloudy

34%

17°

29°

Sun

7/5

Rain

69%

17°

28°

Mon

7/6

Mostly Cloudy

83%

17°

28°

Tue

7/7

Mostly Cloudy

51%

17°

27°

Wed

7/8

Mostly Cloudy

44%

16°

26°

Thu

7/9

Rain

70%

16°

25°

Fri

7/10

Rain

63%

18°

26°

Sat

7/11

Rain

71%

16°

23°

Sun

7/12

Drizzle

44%

14°

24°

Mon

7/13

Drizzle

44%

13°

25°

Tue

7/14

Drizzle

51%

16°

30°

Wed

7/15

Drizzle

60%

15°

28°

Thu

7/16

Drizzle

60%

16°

26°

Fri

7/17

Rain

90%

16°

26°

Sat

7/18

Drizzle

60%

16°

26°

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

56 AQI 11.9 µg/m³

O₃

Ground-level ozone

38 AQI 41 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Sun 56 Moderate 38 56

Mon 52 Moderate 34 52

Tue 41 Good 36 41

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 Sat Jul 4, 22:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE714 J/kg

MLCAPE719 J/kg

MUCAPE1337 J/kg

SBCIN0 J/kg

MLCIN0 J/kg

Lifted Index-3.5

Kinematics

0–6 km Shear13 kt

0–1 km Shear12 kt

Eff. Shear13 kt

0–1 km SRH-32

0–3 km SRH-40

Eff. SRH-40

Storm Motion174° @ 22 kt

0–1 km EHI-0.1

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index33.5

Thermo & Levels

PWAT1.53 in

0–3 km LR5.9 °C/km

700–500 LR6.2 °C/km

Total Totals49.5

LCL877 hPa

LFC934 hPa

EL226 hPa

Freezing Lvl12,864 ft

Mercer County, West Virginia, United States

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