Heat Advisory — 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: 6:13 PM CDT  ·  Refresh
34°C
Feels like 42°
Partly Cloudy
▲ 36°  /  ▼ 24°
Wind
7 mph NE
Humidity
61%
Dew Point
25°
Pressure
29.45 inHg
Visibility
10 mi
UV Index
4.4
Cloud Cover
49%
Sunrise
6:08 AM
Sunset
8:05 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jackson is currently partly cloudy at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2693 J/kg) — isolated convective development possible. Sunrise: 6:08AM · Sunset: 8:05PM.

Alerts

Heat Advisory
Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS
Expires 8:00 PM
67 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
33%
7 PM
33°
40%
8 PM
32°
40%
9 PM
30°
25%
10 PM
29°
25%
11 PM
28°
16%
12 AM
28°
16%
1 AM
27°
3%
2 AM
27°
3%
3 AM
26°
3%
4 AM
26°
3%
5 AM
24°
3%
6 AM
24°
3%
7 AM
24°
3%
8 AM
26°
8%
9 AM
28°
10%
10 AM
29°
20%
11 AM
30°
20%
12 PM
31°
20%
1 PM
33°
21%
2 PM
34°
21%
3 PM
34°
21%
4 PM
34°
14%
5 PM
33°
18%
7-Day Forecast
Tonight
36° 24°
Partly Cloudy with a 33% chance of rain.
Wed
36° 24°
Partly Cloudy with a 20% chance of rain.
Thu
35° 24°
Partly Cloudy with a 65% chance of rain.
Fri
34° 23°
Partly Cloudy with a 58% chance of rain.
Sat
35° 24°
Drizzle, 55% chance.
Sun
36° 23°
Mostly Cloudy with a 30% chance of rain.
Mon
37° 24°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 34° Partly Cloudy 33% 7 mph NE 61%
7 PM 33° Mostly Clear 40% 6 mph ENE 64%
8 PM 32° Mostly Clear 40% 4 mph NE 68%
9 PM 30° Partly Cloudy 25% 4 mph NE 73%
10 PM 29° Partly Cloudy 25% 4 mph ENE 75%
11 PM 28° Partly Cloudy 16% 4 mph E 74%
12 AM 28° Partly Cloudy 16% 4 mph E 74%
1 AM 27° Partly Cloudy 3% 4 mph ESE 75%
2 AM 27° Partly Cloudy 3% 4 mph E 77%
3 AM 26° Partly Cloudy 3% 4 mph E 79%
4 AM 26° Partly Cloudy 3% 4 mph E 80%
5 AM 24° Partly Cloudy 3% 4 mph E 81%
6 AM 24° Mostly Cloudy 3% 4 mph ENE 81%
7 AM 24° Mostly Cloudy 3% 4 mph ENE 81%
8 AM 26° Partly Cloudy 8% 6 mph ENE 78%
9 AM 28° Partly Cloudy 10% 6 mph ENE 74%
10 AM 29° Partly Cloudy 20% 6 mph NE 71%
11 AM 30° Partly Cloudy 20% 7 mph NE 66%
12 PM 31° Partly Cloudy 20% 7 mph NE 62%
1 PM 33° Mostly Clear 21% 8 mph NE 59%
2 PM 34° Mostly Clear 21% 8 mph NE 58%
3 PM 34° Mostly Clear 21% 8 mph NE 58%
4 PM 34° Mostly Clear 14% 8 mph NE 58%
5 PM 33° Partly Cloudy 18% 8 mph NE 60%
15-Day Forecast
Today
7/21
Partly Cloudy
33%
24°
36°
Wed
7/22
Partly Cloudy
20%
24°
36°
Thu
7/23
Partly Cloudy
65%
24°
35°
Fri
7/24
Partly Cloudy
58%
23°
34°
Sat
7/25
Drizzle
55%
24°
35°
Sun
7/26
Mostly Cloudy
30%
23°
36°
Mon
7/27
Mostly Clear
8%
24°
37°
Tue
7/28
Overcast
17%
24°
37°
Wed
7/29
Drizzle
60%
24°
36°
Thu
7/30
Drizzle
60%
23°
36°
Fri
7/31
Rain
72%
23°
36°
Sat
8/1
Drizzle
60%
23°
37°
Sun
8/2
Drizzle
60%
23°
36°
Mon
8/3
Drizzle
60%
23°
36°
Tue
8/4
Drizzle
60%
22°
36°
67
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
67 AQI 17.7 µg/m³
O3
Ground-level ozone
29 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 67 Moderate 29 67
Thu 52 Moderate 28 52
Fri 56 Moderate 30 56
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
SBCAPE3806 J/kg
MLCAPE3220 J/kg
MUCAPE3806 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-5.3
Kinematics
0–6 km Shear14 kt
0–1 km Shear5 kt
Eff. Shear18 kt
0–1 km SRH-17
0–3 km SRH-53
Eff. SRH-53
Storm Motion334° @ 17 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.0
Thermo & Levels
PWAT2.42 in
0–3 km LR7.4 °C/km
700–500 LR5.0 °C/km
Total Totals43.9
LCL875 hPa
LFC997 hPa
EL120 hPa
Freezing Lvl17,625 ft