High Surf Advisory — Coastal Nassau, FL, Coastal Duval, FL, Coastal Flagler, FL, Northeast Coastal St. Johns, FL, Southeast Coastal St. Johns, FL, Coastal Glynn, GA, Coastal Camden, GA 1:00 AM Rip Current Statement — Coastal Nassau, FL, Coastal Duval, FL, Coastal Flagler, FL, Northeast Coastal St. Johns, FL, Southeast Coastal St. Johns, FL, Coastal Glynn, GA, Coastal Camden, GA 1:00 AM

Jacksonville, Florida

Last updated: 6:44 PM CDT  ·  Refresh
18°C
Feels like 15°
Mostly Cloudy
▲ 21°  /  ▼ 17°
Wind
14 mph N
Humidity
75%
Dew Point
14°
Pressure
30.21 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
79%
Sunrise
7:30 AM
Sunset
6:52 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Jacksonville is currently mostly cloudy at 18°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:30AM · Sunset: 6:52PM.

Alerts

High Surf Advisory
Coastal Nassau, FL, Coastal Duval, FL, Coastal Flagler, FL, Northeast Coastal St. Johns, FL, Southeast Coastal St. Johns, FL, Coastal Glynn, GA, Coastal Camden, GA
Expires 1:00 AM
Rip Current Statement
Coastal Nassau, FL, Coastal Duval, FL, Coastal Flagler, FL, Northeast Coastal St. Johns, FL, Southeast Coastal St. Johns, FL, Coastal Glynn, GA, Coastal Camden, GA
Expires 1:00 AM
38 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
18°
19%
8 PM
19°
18%
9 PM
18°
18%
10 PM
18°
16%
11 PM
18°
16%
12 AM
18°
16%
1 AM
18°
16%
2 AM
18°
16%
3 AM
18°
16%
4 AM
17°
17%
5 AM
18°
17%
6 AM
17°
14%
7 AM
17°
14%
8 AM
18°
14%
9 AM
19°
15%
10 AM
20°
15%
11 AM
20°
6%
12 PM
21°
4%
1 PM
21°
4%
2 PM
22°
3%
3 PM
22°
3%
4 PM
21°
3%
5 PM
21°
3%
6 PM
20°
3%
7-Day Forecast
Tonight
21° 17°
Mostly Cloudy.
Mon
22° 16°
Partly Cloudy.
Tue
24° 14°
Mostly Clear.
Wed
24° 16°
Mostly Clear.
Thu
24° 15°
Clear.
Fri
24° 16°
Mostly Clear with a 65% chance of rain.
Sat
23° 19°
Rain, 54% chance.
TimeTempConditionsPrecipWindHumidity
Now 18° Mostly Cloudy 19% 14 mph N 75%
8 PM 19° Partly Cloudy 18% 12 mph N 75%
9 PM 18° Mostly Cloudy 18% 12 mph NNE 75%
10 PM 18° Mostly Cloudy 16% 12 mph NNE 75%
11 PM 18° Mostly Cloudy 16% 11 mph NNE 75%
12 AM 18° Mostly Cloudy 16% 12 mph NNE 75%
1 AM 18° Mostly Cloudy 16% 12 mph NNE 75%
2 AM 18° Overcast 16% 11 mph NNE 75%
3 AM 18° Overcast 16% 11 mph N 76%
4 AM 17° Mostly Cloudy 17% 11 mph N 76%
5 AM 18° Mostly Cloudy 17% 11 mph N 77%
6 AM 17° Mostly Cloudy 14% 11 mph N 77%
7 AM 17° Mostly Cloudy 14% 11 mph N 78%
8 AM 18° Mostly Cloudy 14% 12 mph N 77%
9 AM 19° Mostly Cloudy 15% 12 mph N 75%
10 AM 20° Partly Cloudy 15% 13 mph N 74%
11 AM 20° Partly Cloudy 6% 13 mph NNE 70%
12 PM 21° Partly Cloudy 4% 13 mph NNE 67%
1 PM 21° Partly Cloudy 4% 14 mph NNE 64%
2 PM 22° Partly Cloudy 3% 13 mph NNE 62%
3 PM 22° Mostly Clear 3% 13 mph NNE 62%
4 PM 21° Mostly Clear 3% 12 mph NNE 62%
5 PM 21° Mostly Clear 3% 12 mph NNE 63%
6 PM 20° Clear 3% 11 mph NNE 64%
15-Day Forecast
Today
10/18
Mostly Cloudy
19%
17°
21°
Mon
10/19
Partly Cloudy
17%
16°
22°
Tue
10/20
Mostly Clear
3%
14°
24°
Wed
10/21
Mostly Clear
3%
16°
24°
Thu
10/22
Clear
3%
15°
24°
Fri
10/23
Mostly Clear
65%
16°
24°
Sat
10/24
Rain
54%
19°
23°
Sun
10/25
Rain
83%
19°
23°
Mon
10/26
Rain
73%
19°
24°
Tue
10/27
Rain
58%
19°
26°
Wed
10/28
Rain
57%
19°
32°
Thu
10/29
Drizzle
60%
19°
29°
Fri
10/30
Drizzle
60%
19°
24°
Sat
10/31
Drizzle
60%
19°
24°
Sun
11/1
Drizzle
60%
19°
25°
38
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
22 AQI 3.9 µg/m³
O3
Ground-level ozone
Dominant
38 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 38 Good 38 22
Tue 32 Good 32 23
Wed 38 Good 38 38
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sun Oct 18, 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
SBCAPE0 J/kg
MLCAPE11 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index8.4
Kinematics
0–6 km Shear5 kt
0–1 km Shear21 kt
Eff. Shear—
0–1 km SRH39
0–3 km SRH149
Eff. SRH—
Storm Motion352° @ 20 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-21.9
Thermo & Levels
PWAT0.86 in
0–3 km LR2.6 °C/km
700–500 LR6.8 °C/km
Total Totals37.2
LCL964 hPa
LFC—
EL—
Freezing Lvl14,990 ft