Mercer County, West Virginia, United States

Last updated: 8:22 PM CDT · Refresh

22°C

Feels like 24°

Mostly Cloudy

▲ 27° / ▼ 17°

Wind

2 mph SSE

Humidity

76%

Dew Point

19°

Pressure

27.59 inHg

Visibility

9 mi

UV Index

0.0

Cloud Cover

66%

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 22°C. Precipitation is likely — peak probability 69% around 9 PM. Atmospheric instability is elevated (CAPE up to 1386 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

22°

16%

10 PM

21°

34%

11 PM

20°

26%

12 AM

19°

29%

1 AM

19°

23%

2 AM

18°

15%

3 AM

18°

22%

4 AM

18°

20%

5 AM

18°

31%

6 AM

17°

37%

7 AM

17°

38%

8 AM

19°

49%

9 AM

21°

50%

10 AM

24°

40%

11 AM

26°

39%

12 PM

26°

51%

1 PM

27°

56%

2 PM

26°

63%

3 PM

26°

63%

4 PM

26°

53%

5 PM

26°

67%

6 PM

27°

67%

7 PM

27°

68%

8 PM

26°

62%

7-Day Forecast

Tonight

27° 17°

Mostly Cloudy.

Sun

27° 17°

Mostly Cloudy with a 69% chance of rain.

Mon

28° 17°

Mostly Cloudy with a 83% chance of rain.

Tue

27° 17°

Partly Cloudy with a 51% chance of rain.

Wed

26° 16°

Clear with a 35% chance of rain.

Thu

26° 16°

Drizzle, 70% chance.

Fri

26° 17°

Rain, 71% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 22° Mostly Cloudy 16% 2 mph SSE 76%

10 PM 21° Partly Cloudy 34% 1 mph SW 81%

11 PM 20° Mostly Clear 26% 2 mph S 83%

12 AM 19° Partly Cloudy 29% 2 mph SSW 85%

1 AM 19° Partly Cloudy 23% 2 mph SSW 86%

2 AM 18° Partly Cloudy 15% 2 mph SSW 87%

3 AM 18° Partly Cloudy 22% 3 mph SSW 89%

4 AM 18° Partly Cloudy 20% 2 mph S 90%

5 AM 18° Partly Cloudy 31% 2 mph S 91%

6 AM 17° Mostly Cloudy 37% 2 mph S 91%

7 AM 17° Mostly Cloudy 38% 2 mph SSW 91%

8 AM 19° Mostly Cloudy 49% 2 mph SW 88%

9 AM 21° Partly Cloudy 50% 2 mph WSW 80%

10 AM 24° Partly Cloudy 40% 3 mph WSW 71%

11 AM 26° Partly Cloudy 39% 4 mph WSW 65%

12 PM 26° Mostly Cloudy 51% 4 mph WSW 62%

1 PM 27° Rain 56% 5 mph WSW 59%

2 PM 26° Rain 63% 5 mph WSW 59%

3 PM 26° Mostly Cloudy 63% 5 mph WSW 62%

4 PM 26° Mostly Cloudy 53% 5 mph WSW 64%

5 PM 26° Mostly Cloudy 67% 5 mph SW 66%

6 PM 27° Mostly Cloudy 67% 4 mph SW 70%

7 PM 27° Rain 68% 4 mph SW 75%

8 PM 26° Rain 62% 4 mph SW 79%

15-Day Forecast

Today

7/4

Mostly Cloudy

16%

17°

27°

Sun

7/5

Mostly Cloudy

69%

17°

27°

Mon

7/6

Mostly Cloudy

83%

17°

28°

Tue

7/7

Partly Cloudy

51%

17°

27°

Wed

7/8

Clear

35%

16°

26°

Thu

7/9

Drizzle

70%

16°

26°

Fri

7/10

Rain

71%

17°

26°

Sat

7/11

Rain

63%

16°

24°

Sun

7/12

Rain

64%

14°

24°

Mon

7/13

Drizzle

44%

13°

26°

Tue

7/14

Drizzle

60%

16°

30°

Wed

7/15

Drizzle

60%

16°

28°

Thu

7/16

Drizzle

60%

17°

27°

Fri

7/17

Drizzle

60%

16°

27°

Sat

7/18

Drizzle

60%

17°

27°

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

Today 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, 23:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE214 J/kg

MLCAPE565 J/kg

MUCAPE783 J/kg

SBCIN-261 J/kg

MLCIN0 J/kg

Lifted Index-2.0

Kinematics

0–6 km Shear11 kt

0–1 km Shear14 kt

Eff. Shear10 kt

0–1 km SRH-41

0–3 km SRH-42

Eff. SRH-42

Storm Motion188° @ 24 kt

0–1 km EHI-0.1

Composite Parameters

Sig. Tornado0.0

STP (eff)0.0

Supercell0.0

K-Index36.1

Thermo & Levels

PWAT1.60 in

0–3 km LR5.4 °C/km

700–500 LR6.1 °C/km

Total Totals50.9

LCL890 hPa

LFC679 hPa

EL389 hPa

Freezing Lvl12,867 ft

Mercer County, West Virginia, United States

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