Red Flag Warning — Ashley, AR, Chicot, AR, Morehouse, LA, West Carroll, LA, East Carroll, LA, Richland, LA, Madison, LA, Franklin, LA, Catahoula, LA, Tensas, LA, Concordia, LA, Bolivar, MS, Sunflower, MS, Leflore, MS, Grenada, MS, Carroll, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Washington, MS, Humphreys, MS, Holmes, MS, Attala, MS, Winston, MS, Noxubee, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Leake, MS, Neshoba, MS, Kemper, MS, Warren, MS, Hinds, MS, Rankin, MS, Scott, MS, Newton, MS, Lauderdale, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Smith, MS, Jasper, MS, Clarke, MS, Jefferson, MS, Adams, MS, Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Jones, MS, Marion, MS, Lamar, MS, Forrest, MS 8:00 PM Fire Weather Watch 7:00 PM

Jefferson County, Mississippi, 39069, United States

Last updated: 4:29 AM CDT  ·  Refresh
18°C
Feels like 19°
Clear
▲ 27°  /  ▼ 7°
Wind
3 mph SSW
Humidity
85%
Dew Point
16°
Pressure
29.80 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
7:07 AM
Sunset
6:30 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jefferson County is currently clear at 18°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:07AM · Sunset: 6:30PM.

Alerts

Red Flag Warning
Ashley, AR, Chicot, AR, Morehouse, LA, West Carroll, LA, East Carroll, LA, Richland, LA, Madison, LA, Franklin, LA, Catahoula, LA, Tensas, LA, Concordia, LA, Bolivar, MS, Sunflower, MS, Leflore, MS, Grenada, MS, Carroll, MS, Montgomery, MS, Webster, MS, Clay, MS, Lowndes, MS, Choctaw, MS, Oktibbeha, MS, Washington, MS, Humphreys, MS, Holmes, MS, Attala, MS, Winston, MS, Noxubee, MS, Issaquena, MS, Sharkey, MS, Yazoo, MS, Madison, MS, Leake, MS, Neshoba, MS, Kemper, MS, Warren, MS, Hinds, MS, Rankin, MS, Scott, MS, Newton, MS, Lauderdale, MS, Claiborne, MS, Copiah, MS, Simpson, MS, Smith, MS, Jasper, MS, Clarke, MS, Jefferson, MS, Adams, MS, Franklin, MS, Lincoln, MS, Lawrence, MS, Jefferson Davis, MS, Covington, MS, Jones, MS, Marion, MS, Lamar, MS, Forrest, MS
Expires 8:00 PM
Fire Weather Watch
Expires 7:00 PM
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
18°
3%
5 AM
15°
3%
6 AM
15°
3%
7 AM
16°
3%
8 AM
18°
3%
9 AM
22°
3%
10 AM
23°
6%
11 AM
23°
10%
12 PM
23°
10%
1 PM
25°
14%
2 PM
24°
3%
3 PM
23°
3%
4 PM
22°
3%
5 PM
19°
3%
6 PM
18°
3%
7 PM
18°
3%
8 PM
17°
3%
9 PM
14°
3%
10 PM
14°
3%
11 PM
12°
3%
12 AM
12°
3%
1 AM
13°
3%
2 AM
12°
3%
3 AM
12°
3%
7-Day Forecast
Today
27° 7°
Partly Cloudy.
Sat
23° 7°
Clear.
Sun
25° 4°
Clear.
Mon
26° 6°
Mostly Clear.
Tue
29° 6°
Clear.
Wed
29° 7°
Clear.
Thu
31° 9°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 18° Clear 3% 3 mph SSW 85%
5 AM 15° Clear 3% 4 mph SSW 85%
6 AM 15° Clear 3% 4 mph SW 87%
7 AM 16° Clear 3% 3 mph SW 86%
8 AM 18° Clear 3% 3 mph W 80%
9 AM 22° Mostly Clear 3% 6 mph NW 71%
10 AM 23° Partly Cloudy 6% 9 mph NNW 66%
11 AM 23° Partly Cloudy 10% 11 mph NNW 65%
12 PM 23° Mostly Cloudy 10% 12 mph NNW 66%
1 PM 25° Overcast 14% 13 mph NNW 64%
2 PM 24° Mostly Cloudy 3% 13 mph NNW 59%
3 PM 23° Mostly Cloudy 3% 14 mph NNW 56%
4 PM 22° Partly Cloudy 3% 15 mph NNW 52%
5 PM 19° Mostly Cloudy 3% 14 mph N 48%
6 PM 18° Mostly Cloudy 3% 14 mph N 44%
7 PM 18° Mostly Cloudy 3% 13 mph N 41%
8 PM 17° Mostly Cloudy 3% 12 mph N 40%
9 PM 14° Mostly Cloudy 3% 12 mph N 41%
10 PM 14° Mostly Cloudy 3% 12 mph N 42%
11 PM 12° Partly Cloudy 3% 12 mph N 45%
12 AM 12° Partly Cloudy 3% 12 mph N 48%
1 AM 13° Partly Cloudy 3% 12 mph N 51%
2 AM 12° Partly Cloudy 3% 12 mph N 54%
3 AM 12° Partly Cloudy 3% 12 mph N 57%
15-Day Forecast
Today
10/16
Partly Cloudy
14%
7°
27°
Sat
10/17
Clear
3%
7°
23°
Sun
10/18
Clear
3%
4°
25°
Mon
10/19
Mostly Clear
3%
6°
26°
Tue
10/20
Clear
3%
6°
29°
Wed
10/21
Clear
3%
7°
29°
Thu
10/22
Clear
3%
9°
31°
Fri
10/23
Clear
3%
11°
32°
Sat
10/24
Clear
44%
11°
31°
Sun
10/25
Clear
44%
12°
31°
Mon
10/26
Drizzle
60%
14°
29°
Tue
10/27
Drizzle
60%
14°
29°
Wed
10/28
Drizzle
60%
14°
28°
Thu
10/29
Clear
25%
13°
27°
Fri
10/30
Drizzle
60%
13°
27°
54
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
54 AQI 10.5 µg/m³
O3
Ground-level ozone
44 AQI 49 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 44 54
Sat 40 Good 32 40
Sun 33 Good 33 33
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 Fri Oct 16, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE12 J/kg
MUCAPE0 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index6.4
Kinematics
0–6 km Shear22 kt
0–1 km Shear6 kt
Eff. Shear—
0–1 km SRH16
0–3 km SRH28
Eff. SRH—
Storm Motion272° @ 19 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index11.6
Thermo & Levels
PWAT1.04 in
0–3 km LR3.3 °C/km
700–500 LR5.8 °C/km
Total Totals38.3
LCL982 hPa
LFC1009 hPa
EL1009 hPa
Freezing Lvl14,544 ft