Excessive Heat Warning — Adams, MS, Grenada, MS, Carroll, MS, Holmes, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Warren, MS, Hinds, MS, Rankin, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Jefferson, MS, Bolivar, MS, Sunflower, MS, Leflore, MS, Washington, MS, Humphreys, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Attala, MS, Winston, MS, Noxubee, MS, Leake, MS, Neshoba, MS, Kemper, MS, Newton, MS, Lauderdale, MS, Scott, MS, Smith, MS, Jasper, MS, Clarke, MS, Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Jones, MS, Marion, MS, Lamar, MS, Forrest, MS 9:00 PM Heat Advisory — Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Marion, MS, Lamar, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Warren, MS, Hinds, MS, Rankin, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Jefferson, MS, Adams, MS, Bolivar, MS, Sunflower, MS, Leflore, MS, Grenada, MS, Carroll, MS, Washington, MS, Humphreys, MS, Holmes, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Attala, MS, Winston, MS, Noxubee, MS, Leake, MS, Neshoba, MS, Kemper, MS, Newton, MS, Lauderdale, MS, Scott, MS, Smith, MS, Jasper, MS, Clarke, MS, Jones, MS, Forrest, MS 9:00 PM Extreme Heat Warning — East Carroll, LA, Madison, LA, Franklin, LA, Catahoula, LA, Tensas, LA, Concordia, LA, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Warren, MS, Hinds, MS, Rankin, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Jefferson, MS, Adams, MS 8:00 PM

Jackson, Mississippi

Last updated: 3:53 PM CDT  ·  Refresh
34°C
Feels like 39°
Partly Cloudy
▲ 36°  /  ▼ 24°
Wind
7 mph NNE
Humidity
50%
Dew Point
24°
Pressure
29.48 inHg
Visibility
10 mi
UV Index
7.6
Cloud Cover
48%
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. Precipitation is likely — peak probability 52% around 3 PM. Atmospheric instability is elevated (CAPE up to 2675 J/kg) — isolated convective development possible. Sunrise: 6:08AM · Sunset: 8:05PM.

Alerts

Excessive Heat Warning
Adams, MS, Grenada, MS, Carroll, MS, Holmes, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Warren, MS, Hinds, MS, Rankin, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Jefferson, MS, Bolivar, MS, Sunflower, MS, Leflore, MS, Washington, MS, Humphreys, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Attala, MS, Winston, MS, Noxubee, MS, Leake, MS, Neshoba, MS, Kemper, MS, Newton, MS, Lauderdale, MS, Scott, MS, Smith, MS, Jasper, MS, Clarke, MS, Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Jones, MS, Marion, MS, Lamar, MS, Forrest, MS
Expires 9:00 PM
Heat Advisory
Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Marion, MS, Lamar, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Warren, MS, Hinds, MS, Rankin, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Jefferson, MS, Adams, MS, Bolivar, MS, Sunflower, MS, Leflore, MS, Grenada, MS, Carroll, MS, Washington, MS, Humphreys, MS, Holmes, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Attala, MS, Winston, MS, Noxubee, MS, Leake, MS, Neshoba, MS, Kemper, MS, Newton, MS, Lauderdale, MS, Scott, MS, Smith, MS, Jasper, MS, Clarke, MS, Jones, MS, Forrest, MS
Expires 9:00 PM
Extreme Heat Warning
East Carroll, LA, Madison, LA, Franklin, LA, Catahoula, LA, Tensas, LA, Concordia, LA, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Warren, MS, Hinds, MS, Rankin, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Jefferson, MS, Adams, MS
Expires 8:00 PM
67 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
51%
4 PM
35°
26%
5 PM
36°
3%
6 PM
35°
3%
7 PM
34°
3%
8 PM
32°
3%
9 PM
30°
3%
10 PM
29°
3%
11 PM
28°
3%
12 AM
28°
3%
1 AM
27°
3%
2 AM
26°
3%
3 AM
26°
3%
4 AM
25°
3%
5 AM
24°
3%
6 AM
24°
3%
7 AM
24°
9%
8 AM
26°
9%
9 AM
28°
9%
10 AM
29°
20%
11 AM
31°
21%
12 PM
31°
21%
1 PM
32°
25%
2 PM
32°
26%
7-Day Forecast
Today
36° 24°
Partly Cloudy with a 51% chance of rain.
Wed
36° 24°
Mostly Clear with a 29% chance of rain.
Thu
36° 24°
Rain, 65% chance.
Fri
36° 25°
Mostly Clear with a 52% chance of rain.
Sat
36° 23°
Drizzle, 60% chance.
Sun
36° 22°
Clear with a 35% chance of rain.
Mon
37° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 34° Partly Cloudy 51% 7 mph NNE 50%
4 PM 35° Mostly Clear 26% 6 mph NE 51%
5 PM 36° Mostly Clear 3% 8 mph NE 53%
6 PM 35° Mostly Clear 3% 7 mph NE 55%
7 PM 34° Partly Cloudy 3% 6 mph ENE 59%
8 PM 32° Mostly Clear 3% 6 mph ENE 62%
9 PM 30° Mostly Clear 3% 6 mph E 66%
10 PM 29° Mostly Clear 3% 5 mph E 68%
11 PM 28° Mostly Clear 3% 4 mph E 71%
12 AM 28° Partly Cloudy 3% 6 mph ESE 73%
1 AM 27° Mostly Cloudy 3% 5 mph E 76%
2 AM 26° Partly Cloudy 3% 4 mph E 78%
3 AM 26° Partly Cloudy 3% 4 mph E 80%
4 AM 25° Partly Cloudy 3% 5 mph E 81%
5 AM 24° Partly Cloudy 3% 5 mph E 82%
6 AM 24° Partly Cloudy 3% 5 mph ENE 81%
7 AM 24° Partly Cloudy 9% 6 mph ENE 77%
8 AM 26° Partly Cloudy 9% 6 mph ENE 73%
9 AM 28° Mostly Clear 9% 7 mph ENE 69%
10 AM 29° Mostly Clear 20% 7 mph ENE 66%
11 AM 31° Mostly Clear 21% 7 mph ENE 64%
12 PM 31° Mostly Clear 21% 7 mph ENE 61%
1 PM 32° Mostly Clear 25% 8 mph ENE 60%
2 PM 32° Mostly Clear 26% 8 mph ENE 60%
15-Day Forecast
Today
7/21
Partly Cloudy
51%
24°
36°
Wed
7/22
Mostly Clear
29%
24°
36°
Thu
7/23
Rain
65%
24°
36°
Fri
7/24
Mostly Clear
52%
25°
36°
Sat
7/25
Drizzle
60%
23°
36°
Sun
7/26
Clear
35%
22°
36°
Mon
7/27
Clear
9%
23°
37°
Tue
7/28
Clear
25%
23°
38°
Wed
7/29
Drizzle
60%
23°
38°
Thu
7/30
Drizzle
60%
23°
39°
Fri
7/31
Rain
75%
23°
36°
Sat
8/1
Drizzle
60%
23°
37°
Sun
8/2
Drizzle
60%
23°
37°
Mon
8/3
Drizzle
60%
23°
37°
Tue
8/4
Drizzle
60%
22°
37°
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
30 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 67 Moderate 30 67
Thu 52 Moderate 29 52
Fri 55 Moderate 30 55
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, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3409 J/kg
MLCAPE2871 J/kg
MUCAPE3409 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-4.3
Kinematics
0–6 km Shear12 kt
0–1 km Shear6 kt
Eff. Shear18 kt
0–1 km SRH-17
0–3 km SRH-31
Eff. SRH-31
Storm Motion0° @ 27 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index37.9
Thermo & Levels
PWAT2.20 in
0–3 km LR8.0 °C/km
700–500 LR4.2 °C/km
Total Totals42.1
LCL863 hPa
LFC998 hPa
EL124 hPa
Freezing Lvl17,805 ft