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Copiah County, Mississippi, United States

Last updated: 4:19 AM CDT  ·  Refresh
18°C
Feels like 19°
Clear
▲ 28°  /  ▼ 7°
Wind
2 mph SW
Humidity
87%
Dew Point
16°
Pressure
29.74 inHg
Visibility
6 mi
UV Index
0.0
Cloud Cover
4%
Sunrise
7:05 AM
Sunset
6:28 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Copiah County is currently clear at 18°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:05AM · Sunset: 6:28PM.

54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
18°
3%
5 AM
15°
3%
6 AM
15°
3%
7 AM
15°
3%
8 AM
17°
3%
9 AM
22°
3%
10 AM
24°
3%
11 AM
24°
3%
12 PM
25°
3%
1 PM
27°
3%
2 PM
26°
3%
3 PM
25°
3%
4 PM
23°
3%
5 PM
20°
3%
6 PM
18°
3%
7 PM
18°
3%
8 PM
17°
3%
9 PM
16°
3%
10 PM
14°
3%
11 PM
12°
3%
12 AM
12°
3%
1 AM
12°
3%
2 AM
12°
3%
3 AM
11°
3%
7-Day Forecast
Today
28° 7°
Partly Cloudy.
Sat
23° 7°
Clear.
Sun
26° 4°
Clear.
Mon
27° 5°
Partly Cloudy.
Tue
30° 5°
Clear.
Wed
31° 7°
Clear.
Thu
32° 9°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 18° Clear 3% 2 mph SW 87%
5 AM 15° Mostly Clear 3% 3 mph SSW 85%
6 AM 15° Mostly Clear 3% 3 mph SSW 86%
7 AM 15° Mostly Clear 3% 3 mph SW 85%
8 AM 17° Mostly Clear 3% 3 mph W 79%
9 AM 22° Mostly Clear 3% 6 mph WNW 71%
10 AM 24° Partly Cloudy 3% 9 mph NW 65%
11 AM 24° Partly Cloudy 3% 11 mph NNW 62%
12 PM 25° Partly Cloudy 3% 12 mph NNW 60%
1 PM 27° Mostly Cloudy 3% 14 mph NNW 58%
2 PM 26° Partly Cloudy 3% 14 mph NNW 56%
3 PM 25° Partly Cloudy 3% 15 mph NNW 54%
4 PM 23° Partly Cloudy 3% 16 mph NNW 52%
5 PM 20° Mostly Cloudy 3% 16 mph NNW 50%
6 PM 18° Overcast 3% 15 mph N 46%
7 PM 18° Overcast 3% 14 mph N 43%
8 PM 17° Overcast 3% 14 mph N 42%
9 PM 16° Mostly Cloudy 3% 13 mph N 41%
10 PM 14° Mostly Cloudy 3% 13 mph N 41%
11 PM 12° Partly Cloudy 3% 12 mph N 45%
12 AM 12° Partly Cloudy 3% 12 mph N 48%
1 AM 12° Partly Cloudy 3% 12 mph N 52%
2 AM 12° Partly Cloudy 3% 12 mph N 55%
3 AM 11° Mostly Clear 3% 12 mph N 58%
15-Day Forecast
Today
10/16
Partly Cloudy
3%
7°
28°
Sat
10/17
Clear
3%
7°
23°
Sun
10/18
Clear
3%
4°
26°
Mon
10/19
Partly Cloudy
3%
5°
27°
Tue
10/20
Clear
3%
5°
30°
Wed
10/21
Clear
3%
7°
31°
Thu
10/22
Clear
3%
9°
32°
Fri
10/23
Clear
3%
10°
32°
Sat
10/24
Clear
19%
11°
33°
Sun
10/25
Clear
44%
11°
31°
Mon
10/26
Clear
25%
13°
30°
Tue
10/27
Drizzle
60%
14°
29°
Wed
10/28
Drizzle
60%
13°
28°
Thu
10/29
Clear
25%
13°
28°
Fri
10/30
Drizzle
60%
13°
28°
54
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
PM2.5
Fine particulate matter
Dominant
54 AQI 10.9 µg/m³
O3
Ground-level ozone
44 AQI 49 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 44 54
Sat 42 Good 32 42
Sun 38 Good 34 38
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Fri Oct 16, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE12 J/kg
MUCAPE2 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index6.9
Kinematics
0–6 km Shear24 kt
0–1 km Shear6 kt
Eff. Shear—
0–1 km SRH16
0–3 km SRH26
Eff. SRH—
Storm Motion268° @ 20 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index11.0
Thermo & Levels
PWAT1.08 in
0–3 km LR3.1 °C/km
700–500 LR5.8 °C/km
Total Totals38.5
LCL988 hPa
LFC—
EL—
Freezing Lvl14,531 ft