Extreme Heat Warning — St. James, LA, St. John The Baptist, LA, Upper St. Bernard, 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 Jefferson, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 8:00 PM

Jackson, Mississippi

Last updated: 5:19 PM CDT  ·  Refresh
37°C
Feels like 42°
Mostly Clear
▲ 38°  /  ▼ 25°
Wind
6 mph W
Humidity
43%
Dew Point
21°
Pressure
29.62 inHg
Visibility
10 mi
UV Index
5.8
Cloud Cover
26%
Sunrise
6:26 AM
Sunset
7:42 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jackson is currently mostly clear at 37°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1669 J/kg) — isolated convective development possible. Sunrise: 6:26AM · Sunset: 7:42PM.

Alerts

Extreme Heat Warning
St. James, LA, St. John The Baptist, LA, Upper St. Bernard, 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 Jefferson, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS
Expires 8:00 PM
61 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
7%
6 PM
36°
25%
7 PM
34°
25%
8 PM
33°
25%
9 PM
31°
27%
10 PM
29°
25%
11 PM
29°
18%
12 AM
28°
17%
1 AM
28°
5%
2 AM
28°
5%
3 AM
27°
5%
4 AM
27°
5%
5 AM
26°
5%
6 AM
25°
5%
7 AM
26°
5%
8 AM
28°
5%
9 AM
30°
5%
10 AM
31°
5%
11 AM
32°
5%
12 PM
36°
9%
1 PM
38°
15%
2 PM
38°
26%
3 PM
38°
29%
4 PM
38°
32%
7-Day Forecast
Today
38° 25°
Mostly Clear with a 25% chance of rain.
Tue
41° 25°
Mostly Clear with a 46% chance of rain.
Wed
40° 24°
Partly Cloudy with a 60% chance of rain.
Thu
38° 24°
Partly Cloudy with a 82% chance of rain.
Fri
39° 23°
Drizzle, 55% chance.
Sat
39° 22°
Drizzle, 55% chance.
Sun
39° 22°
Partly Cloudy.
TimeTempConditionsPrecipWindHumidity
Now 37° Mostly Clear 7% 6 mph W 43%
6 PM 36° Partly Cloudy 25% 7 mph WSW 51%
7 PM 34° Partly Cloudy 25% 7 mph SW 56%
8 PM 33° Mostly Clear 25% 5 mph SW 58%
9 PM 31° Mostly Clear 27% 5 mph SW 60%
10 PM 29° Partly Cloudy 25% 4 mph SW 61%
11 PM 29° Partly Cloudy 18% 4 mph SW 63%
12 AM 28° Partly Cloudy 17% 5 mph SSW 65%
1 AM 28° Partly Cloudy 5% 5 mph SW 67%
2 AM 28° Partly Cloudy 5% 5 mph SW 67%
3 AM 27° Partly Cloudy 5% 5 mph SW 68%
4 AM 27° Partly Cloudy 5% 5 mph SW 69%
5 AM 26° Partly Cloudy 5% 6 mph WSW 71%
6 AM 25° Partly Cloudy 5% 6 mph WSW 72%
7 AM 26° Partly Cloudy 5% 7 mph WSW 71%
8 AM 28° Mostly Clear 5% 9 mph W 64%
9 AM 30° Mostly Clear 5% 9 mph W 56%
10 AM 31° Clear 5% 9 mph W 50%
11 AM 32° Clear 5% 9 mph W 46%
12 PM 36° Clear 9% 9 mph W 42%
1 PM 38° Clear 15% 9 mph WNW 39%
2 PM 38° Mostly Clear 26% 8 mph WNW 38%
3 PM 38° Mostly Clear 29% 8 mph WNW 36%
4 PM 38° Mostly Clear 32% 7 mph WNW 37%
15-Day Forecast
Today
8/17
Mostly Clear
25%
25°
38°
Tue
8/18
Mostly Clear
46%
25°
41°
Wed
8/19
Partly Cloudy
60%
24°
40°
Thu
8/20
Partly Cloudy
82%
24°
38°
Fri
8/21
Drizzle
55%
23°
39°
Sat
8/22
Drizzle
55%
22°
39°
Sun
8/23
Partly Cloudy
8%
22°
39°
Mon
8/24
Drizzle
60%
22°
39°
Tue
8/25
Drizzle
60%
23°
38°
Wed
8/26
Drizzle
60%
23°
38°
Thu
8/27
Drizzle
60%
23°
38°
Fri
8/28
Clear
60%
22°
38°
Sat
8/29
Clear
60%
22°
38°
Sun
8/30
Clear
60%
21°
37°
Mon
8/31
Drizzle
60%
21°
37°
61
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
61 AQI 14.3 µg/m³
O3
Ground-level ozone
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 61 Moderate 37 61
Wed 59 Moderate 40 59
Thu 58 Moderate 42 58
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 Mon Aug 17, 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
SBCAPE2382 J/kg
MLCAPE2406 J/kg
MUCAPE2787 J/kg
SBCIN-12 J/kg
MLCIN-15 J/kg
Lifted Index-4.7
Kinematics
0–6 km Shear4 kt
0–1 km Shear5 kt
Eff. Shear3 kt
0–1 km SRH17
0–3 km SRH8
Eff. SRH8
Storm Motion331° @ 22 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.3
Thermo & Levels
PWAT2.05 in
0–3 km LR8.7 °C/km
700–500 LR5.2 °C/km
Total Totals49.2
LCL804 hPa
LFC784 hPa
EL139 hPa
Freezing Lvl16,591 ft