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 39°
Mostly Cloudy
▲ 36°  /  ▼ 26°
Wind
11 mph SW
Humidity
58%
Dew Point
24°
Pressure
29.75 inHg
Visibility
10 mi
UV Index
2.3
Cloud Cover
67%
Sunrise
6:43 AM
Sunset
8:22 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jacksonville is currently mostly cloudy at 33°C. Precipitation is likely — peak probability 68% around 7 PM. Atmospheric instability is elevated (CAPE up to 2618 J/kg) — isolated convective development possible. Sunrise: 6:43AM · Sunset: 8:22PM.

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
60 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
58%
8 PM
31°
54%
9 PM
30°
53%
10 PM
29°
35%
11 PM
28°
31%
12 AM
28°
36%
1 AM
28°
43%
2 AM
27°
23%
3 AM
27°
27%
4 AM
27°
27%
5 AM
27°
27%
6 AM
26°
26%
7 AM
26°
24%
8 AM
26°
24%
9 AM
27°
39%
10 AM
28°
40%
11 AM
29°
49%
12 PM
30°
52%
1 PM
31°
62%
2 PM
34°
57%
3 PM
33°
58%
4 PM
33°
61%
5 PM
32°
61%
6 PM
32°
62%
7-Day Forecast
Tonight
36° 26°
Mostly Cloudy with a 58% chance of rain.
Thu
37° 26°
Partly Cloudy with a 68% chance of rain.
Fri
38° 24°
Partly Cloudy with a 64% chance of rain.
Sat
35° 23°
Heavy Rain, 86% chance.
Sun
34° 23°
Rain, 71% chance.
Mon
34° 23°
Rain, 80% chance.
Tue
34° 23°
Rain, 70% chance.
TimeTempConditionsPrecipWindHumidity
Now 33° Mostly Cloudy 58% 11 mph SW 58%
8 PM 31° Mostly Cloudy 54% 9 mph SW 64%
9 PM 30° Mostly Cloudy 53% 8 mph WSW 69%
10 PM 29° Overcast 35% 8 mph WSW 74%
11 PM 28° Overcast 31% 8 mph WSW 77%
12 AM 28° Mostly Cloudy 36% 7 mph WSW 77%
1 AM 28° Mostly Cloudy 43% 6 mph WSW 77%
2 AM 27° Mostly Cloudy 23% 6 mph WSW 77%
3 AM 27° Mostly Cloudy 27% 5 mph WSW 77%
4 AM 27° Overcast 27% 6 mph WSW 77%
5 AM 27° Overcast 27% 5 mph WSW 77%
6 AM 26° Mostly Cloudy 26% 5 mph WSW 76%
7 AM 26° Mostly Cloudy 24% 5 mph WSW 75%
8 AM 26° Mostly Cloudy 24% 6 mph WSW 73%
9 AM 27° Partly Cloudy 39% 6 mph WSW 68%
10 AM 28° Partly Cloudy 40% 7 mph WSW 64%
11 AM 29° Partly Cloudy 49% 8 mph WSW 59%
12 PM 30° Partly Cloudy 52% 8 mph WSW 55%
1 PM 31° Partly Cloudy 62% 9 mph WSW 50%
2 PM 34° Partly Cloudy 57% 9 mph WSW 49%
3 PM 33° Partly Cloudy 58% 9 mph WSW 52%
4 PM 33° Partly Cloudy 61% 9 mph WSW 56%
5 PM 32° Partly Cloudy 61% 8 mph WSW 59%
6 PM 32° Mostly Cloudy 62% 8 mph WSW 61%
15-Day Forecast
Today
7/29
Mostly Cloudy
58%
26°
36°
Thu
7/30
Partly Cloudy
68%
26°
37°
Fri
7/31
Partly Cloudy
64%
24°
38°
Sat
8/1
Heavy Rain
86%
23°
35°
Sun
8/2
Rain
71%
23°
34°
Mon
8/3
Rain
80%
23°
34°
Tue
8/4
Rain
70%
23°
34°
Wed
8/5
Rain
83%
24°
35°
Thu
8/6
Drizzle
46%
24°
36°
Fri
8/7
Drizzle
47%
24°
36°
Sat
8/8
Drizzle
52%
24°
36°
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°
37°
60
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
60 AQI 14.1 µg/m³
O3
Ground-level ozone
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 60 Moderate 35 60
Fri 58 Moderate 32 58
Sat 58 Moderate 37 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 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
SBCAPE3179 J/kg
MLCAPE2139 J/kg
MUCAPE3179 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.1
Kinematics
0–6 km Shear14 kt
0–1 km Shear12 kt
Eff. Shear16 kt
0–1 km SRH-24
0–3 km SRH-36
Eff. SRH-36
Storm Motion264° @ 26 kt
0–1 km EHI-0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.5
Thermo & Levels
PWAT2.51 in
0–3 km LR7.2 °C/km
700–500 LR6.0 °C/km
Total Totals50.1
LCL885 hPa
LFC1008 hPa
EL144 hPa
Freezing Lvl15,459 ft