Freeze Warning — Tuscarawas, OH, Carroll, OH, Columbiana, OH, Coshocton, OH, Harrison, OH, Jefferson, OH, Muskingum, OH, Guernsey, OH, Belmont, OH, Noble, OH, Monroe, OH, Mercer, PA, Venango, PA, Forest, PA, Lawrence, PA, Butler, PA, Clarion, PA, Jefferson, PA, Beaver, PA, Allegheny, PA, Armstrong, PA, Washington, PA, Greene, PA, Westmoreland, PA, Westmoreland Ridges, PA, Fayette, PA, Fayette Ridges, PA, Indiana, PA, Higher Elevations of Indiana, PA, Hancock, WV, Brooke, WV, Ohio, WV, Marshall, WV, Wetzel, WV, Marion, WV, Monongalia, WV, Ridges of Eastern Monongalia and Northwestern Preston, WV, Preston, WV, Eastern Preston, WV, Western Tucker, WV, Eastern Tucker, WV 8:00 AM

Mercer County, Pennsylvania, United States

Last updated: 12:10 AM CDT  ·  Refresh
8°C
Feels like 4°
Overcast
▲ 11°  /  ▼ 1°
Wind
11 mph NNW
Humidity
85%
Dew Point
5°
Pressure
28.80 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
97%
Sunrise
7:35 AM
Sunset
6:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mercer County is currently overcast at 8°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:35AM · Sunset: 6:37PM.

Alerts

Freeze Warning
Tuscarawas, OH, Carroll, OH, Columbiana, OH, Coshocton, OH, Harrison, OH, Jefferson, OH, Muskingum, OH, Guernsey, OH, Belmont, OH, Noble, OH, Monroe, OH, Mercer, PA, Venango, PA, Forest, PA, Lawrence, PA, Butler, PA, Clarion, PA, Jefferson, PA, Beaver, PA, Allegheny, PA, Armstrong, PA, Washington, PA, Greene, PA, Westmoreland, PA, Westmoreland Ridges, PA, Fayette, PA, Fayette Ridges, PA, Indiana, PA, Higher Elevations of Indiana, PA, Hancock, WV, Brooke, WV, Ohio, WV, Marshall, WV, Wetzel, WV, Marion, WV, Monongalia, WV, Ridges of Eastern Monongalia and Northwestern Preston, WV, Preston, WV, Eastern Preston, WV, Western Tucker, WV, Eastern Tucker, WV
Expires 8:00 AM
30 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
8°
21%
2 AM
7°
23%
3 AM
7°
37%
4 AM
7°
36%
5 AM
6°
32%
6 AM
4°
12%
7 AM
4°
3%
8 AM
4°
3%
9 AM
4°
3%
10 AM
6°
3%
11 AM
7°
3%
12 PM
8°
3%
1 PM
9°
3%
2 PM
11°
3%
3 PM
11°
3%
4 PM
11°
3%
5 PM
10°
3%
6 PM
8°
3%
7 PM
7°
3%
8 PM
6°
3%
9 PM
6°
3%
10 PM
6°
3%
11 PM
5°
3%
12 AM
4°
3%
7-Day Forecast
Today
11° 1°
Mostly Clear with a 36% chance of rain.
Sun
18° 1°
Clear.
Mon
22° 3°
Clear.
Tue
23° 5°
Clear.
Wed
22° 4°
Clear.
Thu
22° 4°
Clear.
Fri
22° 6°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 8° Overcast 21% 11 mph NNW 85%
2 AM 7° Overcast 23% 11 mph NNW 84%
3 AM 7° Overcast 37% 11 mph N 84%
4 AM 7° Mostly Cloudy 36% 12 mph N 83%
5 AM 6° Partly Cloudy 32% 12 mph N 82%
6 AM 4° Partly Cloudy 12% 12 mph N 80%
7 AM 4° Mostly Cloudy 3% 12 mph N 78%
8 AM 4° Mostly Cloudy 3% 12 mph N 76%
9 AM 4° Partly Cloudy 3% 12 mph N 71%
10 AM 6° Partly Cloudy 3% 12 mph N 64%
11 AM 7° Partly Cloudy 3% 13 mph N 58%
12 PM 8° Mostly Clear 3% 12 mph N 54%
1 PM 9° Mostly Clear 3% 11 mph N 51%
2 PM 11° Clear 3% 10 mph NNW 48%
3 PM 11° Clear 3% 10 mph NNW 48%
4 PM 11° Clear 3% 9 mph NNW 49%
5 PM 10° Clear 3% 8 mph NNW 51%
6 PM 8° Clear 3% 7 mph NNW 58%
7 PM 7° Clear 3% 6 mph NNW 64%
8 PM 6° Clear 3% 5 mph NNW 69%
9 PM 6° Clear 3% 4 mph NNW 70%
10 PM 6° Clear 3% 4 mph NNW 71%
11 PM 5° Clear 3% 4 mph NNW 72%
12 AM 4° Clear 3% 2 mph NW 72%
15-Day Forecast
Today
10/17
Mostly Clear
36%
1°
11°
Sun
10/18
Clear
3%
1°
18°
Mon
10/19
Clear
3%
3°
22°
Tue
10/20
Clear
3%
5°
23°
Wed
10/21
Clear
3%
4°
22°
Thu
10/22
Clear
3%
4°
22°
Fri
10/23
Clear
3%
6°
22°
Sat
10/24
Clear
3%
4°
22°
Sun
10/25
Clear
3%
6°
23°
Mon
10/26
Clear
21%
3°
20°
Tue
10/27
Drizzle
60%
6°
19°
Wed
10/28
Drizzle
60%
6°
19°
Thu
10/29
Clear
60%
5°
19°
Fri
10/30
Drizzle
60%
6°
19°
Sat
10/31
Drizzle
60%
7°
18°
30
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
14 AQI 2.6 µg/m³
O3
Ground-level ozone
Dominant
30 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 30 Good 30 14
Sun 31 Good 31 3
Mon 28 Good 28 11
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. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sat Oct 17, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 100 110 120 130 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE8 J/kg
MLCAPE12 J/kg
MUCAPE0 J/kg
SBCIN-22 J/kg
MLCIN-6 J/kg
Lifted Index14.1
Kinematics
0–6 km Shear93 kt
0–1 km Shear21 kt
Eff. Shear—
0–1 km SRH-194
0–3 km SRH-186
Eff. SRH—
Storm Motion277° @ 39 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index7.6
Thermo & Levels
PWAT0.66 in
0–3 km LR5.2 °C/km
700–500 LR3.9 °C/km
Total Totals29.3
LCL942 hPa
LFC870 hPa
EL788 hPa
Freezing Lvl3,471 ft