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Pearl River County, Mississippi, United States

Last updated: 10:55 AM CDT  ·  Refresh
31°C
Feels like 34°
Clear
▲ 36°  /  ▼ 23°
Wind
6 mph NNE
Humidity
60%
Dew Point
23°
Pressure
29.67 inHg
Visibility
10 mi
UV Index
9.1
Cloud Cover
9%
Sunrise
6:09 AM
Sunset
8:00 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Pearl River County is currently clear at 31°C. Precipitation is likely — peak probability 54% around 10 AM. Atmospheric instability is elevated (CAPE up to 980 J/kg) — isolated convective development possible. Sunrise: 6:09AM · Sunset: 8:00PM.

51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
4%
11 AM
31°
21%
12 PM
32°
14%
1 PM
34°
7%
2 PM
34°
9%
3 PM
35°
10%
4 PM
34°
19%
5 PM
34°
14%
6 PM
33°
20%
7 PM
32°
14%
8 PM
31°
9%
9 PM
27°
7%
10 PM
26°
7%
11 PM
26°
7%
12 AM
25°
7%
1 AM
24°
7%
2 AM
24°
12%
3 AM
23°
12%
4 AM
23°
15%
5 AM
23°
15%
6 AM
23°
15%
7 AM
23°
29%
8 AM
24°
29%
9 AM
27°
30%
7-Day Forecast
Today
36° 23°
Mostly Clear.
Wed
33° 23°
Rain, 69% chance.
Thu
35° 23°
Partly Cloudy with a 61% chance of rain.
Fri
34° 23°
Partly Cloudy with a 60% chance of rain.
Sat
36° 23°
Rain, 69% chance.
Sun
36° 22°
Rain, 70% chance.
Mon
37° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 31° Clear 4% 6 mph NNE 60%
11 AM 31° Mostly Clear 21% 8 mph N 55%
12 PM 32° Partly Cloudy 14% 9 mph N 51%
1 PM 34° Mostly Clear 7% 10 mph NNE 49%
2 PM 34° Mostly Clear 9% 10 mph NNE 48%
3 PM 35° Mostly Clear 10% 11 mph NNE 46%
4 PM 34° Mostly Clear 19% 10 mph NNE 49%
5 PM 34° Partly Cloudy 14% 9 mph NNE 53%
6 PM 33° Partly Cloudy 20% 7 mph NE 57%
7 PM 32° Partly Cloudy 14% 6 mph NE 63%
8 PM 31° Mostly Clear 9% 6 mph NE 70%
9 PM 27° Mostly Clear 7% 7 mph NE 75%
10 PM 26° Mostly Clear 7% 7 mph NE 78%
11 PM 26° Mostly Clear 7% 6 mph NE 80%
12 AM 25° Mostly Clear 7% 7 mph NNE 82%
1 AM 24° Partly Cloudy 7% 7 mph NNE 83%
2 AM 24° Partly Cloudy 12% 7 mph NNE 85%
3 AM 23° Mostly Cloudy 12% 8 mph NNE 86%
4 AM 23° Mostly Cloudy 15% 8 mph NNE 86%
5 AM 23° Partly Cloudy 15% 8 mph NNE 87%
6 AM 23° Partly Cloudy 15% 9 mph NNE 88%
7 AM 23° Partly Cloudy 29% 9 mph NNE 85%
8 AM 24° Partly Cloudy 29% 10 mph NNE 82%
9 AM 27° Partly Cloudy 30% 10 mph NE 78%
15-Day Forecast
Today
7/21
Mostly Clear
19%
23°
36°
Wed
7/22
Rain
69%
23°
33°
Thu
7/23
Partly Cloudy
61%
23°
35°
Fri
7/24
Partly Cloudy
60%
23°
34°
Sat
7/25
Rain
69%
23°
36°
Sun
7/26
Rain
70%
22°
36°
Mon
7/27
Clear
17%
23°
37°
Tue
7/28
Drizzle
43%
23°
38°
Wed
7/29
Drizzle
44%
24°
38°
Thu
7/30
Drizzle
44%
24°
37°
Fri
7/31
Drizzle
60%
24°
37°
Sat
8/1
Drizzle
60%
24°
36°
Sun
8/2
Drizzle
60%
23°
35°
Mon
8/3
Drizzle
60%
23°
34°
Tue
8/4
Drizzle
60%
23°
34°
51
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
51 AQI 9.2 µg/m³
O3
Ground-level ozone
31 AQI 34 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 51 Moderate 31 51
Thu 32 Good 29 32
Fri 51 Moderate 25 51
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 Tue Jul 21, 14:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1508 J/kg
MLCAPE486 J/kg
MUCAPE1508 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-2.4
Kinematics
0–6 km Shear18 kt
0–1 km Shear12 kt
Eff. Shear22 kt
0–1 km SRH-42
0–3 km SRH-58
Eff. SRH-58
Storm Motion357° @ 30 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index30.6
Thermo & Levels
PWAT1.91 in
0–3 km LR6.5 °C/km
700–500 LR4.9 °C/km
Total Totals39.6
LCL900 hPa
LFC1005 hPa
EL163 hPa
Freezing Lvl17,661 ft