Severe Thunderstorm Watch 9:00 PM Excessive Heat Watch 7:00 PM Extreme Heat Warning — Suwannee, FL, Baker, FL, Inland Nassau, FL, Union, FL, Bradford, FL, Gilchrist, FL, Eastern Hamilton, FL, Coastal Nassau, FL, Coastal Duval, FL, Eastern Clay, FL, Eastern Alachua, FL, Eastern Putnam, FL, Western Hamilton, FL, Trout River, FL, Western Clay, FL, Northeast Coastal St. Johns, FL, Western Alachua, FL, Western Putnam, FL, Northern Columbia, FL, South Central Duval, FL, Southeast Coastal St. Johns, FL, Southeastern Columbia, FL, Western Duval, FL, Northern Inland St. Johns, FL, Southwestern Columbia, FL, Southern Inland St. Johns, FL, Western St. Johns, FL, Inland Glynn, GA, Coastal Glynn, GA, Echols, GA, Clinch, GA, Inland Camden, GA, Coastal Camden, GA, Northeastern Charlton, GA, Southern Ware, GA, Western Charlton, GA 7:00 PM

Jacksonville, Florida

Last updated: 6:21 PM CDT  ·  Refresh
33°C
Feels like 38°
Rain
▲ 36°  /  ▼ 25°
Wind
11 mph SW
Humidity
59%
Dew Point
24°
Pressure
29.75 inHg
Visibility
10 mi
UV Index
2.4
Cloud Cover
63%
Sunrise
6:43 AM
Sunset
8:21 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jacksonville is currently rain at 33°C. Precipitation is likely — peak probability 73% around 7 PM. Atmospheric instability is elevated (CAPE up to 2532 J/kg) — isolated convective development possible. Sunrise: 6:43AM · Sunset: 8:21PM.

Alerts

Severe Thunderstorm Watch
Expires 9:00 PM
Excessive Heat Watch
Expires 7:00 PM
Extreme Heat Warning
Suwannee, FL, Baker, FL, Inland Nassau, FL, Union, FL, Bradford, FL, Gilchrist, FL, Eastern Hamilton, FL, Coastal Nassau, FL, Coastal Duval, FL, Eastern Clay, FL, Eastern Alachua, FL, Eastern Putnam, FL, Western Hamilton, FL, Trout River, FL, Western Clay, FL, Northeast Coastal St. Johns, FL, Western Alachua, FL, Western Putnam, FL, Northern Columbia, FL, South Central Duval, FL, Southeast Coastal St. Johns, FL, Southeastern Columbia, FL, Western Duval, FL, Northern Inland St. Johns, FL, Southwestern Columbia, FL, Southern Inland St. Johns, FL, Western St. Johns, FL, Inland Glynn, GA, Coastal Glynn, GA, Echols, GA, Clinch, GA, Inland Camden, GA, Coastal Camden, GA, Northeastern Charlton, GA, Southern Ware, GA, Western Charlton, GA
Expires 7:00 PM
59 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
65%
8 PM
31°
71%
9 PM
30°
71%
10 PM
29°
68%
11 PM
28°
35%
12 AM
28°
35%
1 AM
28°
38%
2 AM
27°
41%
3 AM
27°
39%
4 AM
27°
39%
5 AM
27°
32%
6 AM
25°
29%
7 AM
26°
24%
8 AM
26°
30%
9 AM
27°
39%
10 AM
28°
40%
11 AM
29°
58%
12 PM
29°
65%
1 PM
31°
62%
2 PM
34°
66%
3 PM
33°
66%
4 PM
33°
69%
5 PM
32°
69%
6 PM
32°
66%
7-Day Forecast
Tonight
36° 25°
Rain, 68% chance.
Thu
37° 25°
Partly Cloudy with a 73% chance of rain.
Fri
37° 24°
Rain, 72% chance.
Sat
34° 23°
Heavy Rain, 90% chance.
Sun
34° 23°
Rain, 71% chance.
Mon
34° 23°
Rain, 69% chance.
Tue
34° 23°
Rain, 80% chance.
TimeTempConditionsPrecipWindHumidity
Now 33° Rain 65% 11 mph SW 59%
8 PM 31° Rain 71% 10 mph SW 67%
9 PM 30° Mostly Cloudy 71% 9 mph SW 71%
10 PM 29° Mostly Cloudy 68% 9 mph SW 75%
11 PM 28° Overcast 35% 9 mph WSW 79%
12 AM 28° Mostly Cloudy 35% 8 mph SW 81%
1 AM 28° Mostly Cloudy 38% 7 mph WSW 82%
2 AM 27° Overcast 41% 7 mph WSW 84%
3 AM 27° Overcast 39% 6 mph WSW 86%
4 AM 27° Mostly Cloudy 39% 6 mph WSW 87%
5 AM 27° Overcast 32% 6 mph WSW 87%
6 AM 25° Mostly Cloudy 29% 5 mph WSW 86%
7 AM 26° Drizzle 24% 5 mph SW 84%
8 AM 26° Drizzle 30% 6 mph SW 80%
9 AM 27° Mostly Cloudy 39% 6 mph WSW 74%
10 AM 28° Partly Cloudy 40% 7 mph WSW 67%
11 AM 29° Partly Cloudy 58% 8 mph WSW 60%
12 PM 29° Partly Cloudy 65% 9 mph SW 56%
1 PM 31° Partly Cloudy 62% 9 mph SW 52%
2 PM 34° Partly Cloudy 66% 10 mph SW 50%
3 PM 33° Partly Cloudy 66% 10 mph WSW 52%
4 PM 33° Partly Cloudy 69% 10 mph WSW 53%
5 PM 32° Partly Cloudy 69% 10 mph WSW 55%
6 PM 32° Partly Cloudy 66% 10 mph WSW 59%
15-Day Forecast
Today
7/29
Rain
68%
25°
36°
Thu
7/30
Partly Cloudy
73%
25°
37°
Fri
7/31
Rain
72%
24°
37°
Sat
8/1
Heavy Rain
90%
23°
34°
Sun
8/2
Rain
71%
23°
34°
Mon
8/3
Rain
69%
23°
34°
Tue
8/4
Rain
80%
23°
34°
Wed
8/5
Drizzle
54%
24°
34°
Thu
8/6
Rain
66%
24°
34°
Fri
8/7
Drizzle
40%
24°
34°
Sat
8/8
Drizzle
47%
24°
34°
Sun
8/9
Drizzle
60%
25°
36°
Mon
8/10
Rain
90%
25°
36°
Tue
8/11
Drizzle
60%
25°
36°
Wed
8/12
Drizzle
60%
25°
36°
59
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
59 AQI 13.5 µg/m³
O3
Ground-level ozone
36 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 59 Moderate 36 59
Fri 57 Moderate 33 57
Sat 57 Moderate 40 57
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 Wed Jul 29, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3193 J/kg
MLCAPE2848 J/kg
MUCAPE3460 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.1
Kinematics
0–6 km Shear14 kt
0–1 km Shear10 kt
Eff. Shear17 kt
0–1 km SRH-6
0–3 km SRH3
Eff. SRH3
Storm Motion255° @ 24 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.1
K-Index32.9
Thermo & Levels
PWAT2.50 in
0–3 km LR6.6 °C/km
700–500 LR6.4 °C/km
Total Totals50.0
LCL894 hPa
LFC1007 hPa
EL143 hPa
Freezing Lvl15,374 ft