Excessive Heat Warning — Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS 8:00 PM

Pearl River County, Mississippi, United States

Last updated: 5:36 PM CDT  ·  Refresh
34°C
Feels like 38°
Mostly Clear
▲ 35°  /  ▼ 23°
Wind
10 mph NNE
Humidity
51%
Dew Point
23°
Pressure
29.57 inHg
Visibility
10 mi
UV Index
5.8
Cloud Cover
22%
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 mostly clear at 34°C. Precipitation is likely — peak probability 54% around 5 PM. Atmospheric instability is elevated (CAPE up to 1447 J/kg) — isolated convective development possible. Sunrise: 6:09AM · Sunset: 8:00PM.

Alerts

Excessive Heat Warning
Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS
Expires 8:00 PM
47 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
17%
6 PM
34°
38%
7 PM
33°
38%
8 PM
31°
29%
9 PM
28°
23%
10 PM
27°
23%
11 PM
26°
16%
12 AM
26°
15%
1 AM
24°
3%
2 AM
24°
10%
3 AM
24°
10%
4 AM
24°
10%
5 AM
23°
14%
6 AM
23°
14%
7 AM
23°
28%
8 AM
24°
29%
9 AM
27°
38%
10 AM
27°
41%
11 AM
28°
45%
12 PM
30°
45%
1 PM
32°
46%
2 PM
32°
51%
3 PM
32°
48%
4 PM
31°
53%
7-Day Forecast
Today
35° 23°
Mostly Clear with a 29% chance of rain.
Wed
33° 23°
Mostly Cloudy with a 53% chance of rain.
Thu
34° 24°
Partly Cloudy with a 65% chance of rain.
Fri
34° 23°
Mostly Cloudy with a 60% chance of rain.
Sat
36° 23°
Drizzle, 53% chance.
Sun
35° 23°
Partly Cloudy.
Mon
37° 23°
Clear with a 22% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 34° Mostly Clear 17% 10 mph NNE 51%
6 PM 34° Partly Cloudy 38% 8 mph NNE 57%
7 PM 33° Partly Cloudy 38% 7 mph NE 63%
8 PM 31° Mostly Clear 29% 6 mph NE 69%
9 PM 28° Mostly Clear 23% 6 mph NE 74%
10 PM 27° Mostly Clear 23% 7 mph NE 76%
11 PM 26° Mostly Clear 16% 7 mph NE 77%
12 AM 26° Mostly Clear 15% 7 mph NNE 78%
1 AM 24° Mostly Clear 3% 8 mph NNE 80%
2 AM 24° Partly Cloudy 10% 8 mph NNE 81%
3 AM 24° Partly Cloudy 10% 8 mph NNE 83%
4 AM 24° Partly Cloudy 10% 9 mph NNE 84%
5 AM 23° Partly Cloudy 14% 10 mph NNE 85%
6 AM 23° Partly Cloudy 14% 10 mph NNE 85%
7 AM 23° Partly Cloudy 28% 11 mph NNE 84%
8 AM 24° Mostly Cloudy 29% 11 mph NNE 82%
9 AM 27° Mostly Cloudy 38% 12 mph NNE 79%
10 AM 27° Mostly Cloudy 41% 12 mph NNE 76%
11 AM 28° Mostly Cloudy 45% 12 mph NE 71%
12 PM 30° Mostly Cloudy 45% 13 mph NE 68%
1 PM 32° Drizzle 46% 13 mph NE 67%
2 PM 32° Rain 51% 13 mph NE 68%
3 PM 32° Rain 48% 13 mph NE 69%
4 PM 31° Rain 53% 13 mph ENE 72%
15-Day Forecast
Today
7/21
Mostly Clear
29%
23°
35°
Wed
7/22
Mostly Cloudy
53%
23°
33°
Thu
7/23
Partly Cloudy
65%
24°
34°
Fri
7/24
Mostly Cloudy
60%
23°
34°
Sat
7/25
Drizzle
53%
23°
36°
Sun
7/26
Partly Cloudy
8%
23°
35°
Mon
7/27
Clear
22%
23°
37°
Tue
7/28
Mostly Clear
35%
24°
37°
Wed
7/29
Drizzle
68%
24°
37°
Thu
7/30
Drizzle
60%
23°
36°
Fri
7/31
Drizzle
60%
23°
36°
Sat
8/1
Drizzle
60%
23°
36°
Sun
8/2
Drizzle
60%
23°
36°
Mon
8/3
Drizzle
60%
23°
34°
Tue
8/4
Drizzle
60%
23°
35°
47
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
47 AQI 8.6 µg/m³
O3
Ground-level ozone
30 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 47 Good 30 47
Thu 34 Good 32 34
Fri 46 Good 29 46
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, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1722 J/kg
MLCAPE1022 J/kg
MUCAPE1722 J/kg
SBCIN-74 J/kg
MLCIN0 J/kg
Lifted Index-2.6
Kinematics
0–6 km Shear14 kt
0–1 km Shear11 kt
Eff. Shear21 kt
0–1 km SRH-44
0–3 km SRH-48
Eff. SRH-48
Storm Motion7° @ 32 kt
0–1 km EHI-0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.5
Thermo & Levels
PWAT1.92 in
0–3 km LR7.7 °C/km
700–500 LR4.5 °C/km
Total Totals42.0
LCL853 hPa
LFC817 hPa
EL144 hPa
Freezing Lvl18,025 ft