Coastal Flood Advisory — Eastern Clay, FL, Eastern Putnam, FL, Trout River, FL, South Central Duval, FL, Western St. Johns, FL 4:00 AM

Saint Augustine Beach, Florida

Last updated: 3:39 AM CDT  ·  Refresh
20°C
Feels like 19°
Mostly Clear
▲ 27°  /  ▼ 18°
Wind
9 mph NW
Humidity
73%
Dew Point
16°
Pressure
29.96 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
11%
Sunrise
7:15 AM
Sunset
7:16 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Saint Augustine Beach is currently mostly clear at 20°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:15AM · Sunset: 7:16PM.

Alerts

Coastal Flood Advisory
Eastern Clay, FL, Eastern Putnam, FL, Trout River, FL, South Central Duval, FL, Western St. Johns, FL
Expires 4:00 AM
29 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
20°
3%
5 AM
19°
3%
6 AM
19°
3%
7 AM
18°
3%
8 AM
19°
3%
9 AM
22°
3%
10 AM
23°
3%
11 AM
24°
3%
12 PM
24°
3%
1 PM
26°
3%
2 PM
26°
3%
3 PM
26°
3%
4 PM
26°
3%
5 PM
24°
3%
6 PM
24°
3%
7 PM
24°
3%
8 PM
24°
3%
9 PM
23°
3%
10 PM
23°
3%
11 PM
22°
3%
12 AM
22°
3%
1 AM
22°
3%
2 AM
22°
3%
3 AM
21°
3%
7-Day Forecast
Today
27° 18°
Clear.
Sun
29° 18°
Mostly Cloudy.
Mon
31° 20°
Clear.
Tue
29° 23°
Drizzle, 60% chance.
Wed
29° 24°
Drizzle, 70% chance.
Thu
30° 23°
Rain, 29% chance.
Fri
29° 24°
Rain, 69% chance.
TimeTempConditionsPrecipWindHumidity
Now 20° Mostly Clear 3% 9 mph NW 73%
5 AM 19° Clear 3% 10 mph NW 71%
6 AM 19° Clear 3% 10 mph NW 70%
7 AM 18° Clear 3% 10 mph NW 69%
8 AM 19° Clear 3% 11 mph NW 66%
9 AM 22° Clear 3% 11 mph NNW 64%
10 AM 23° Clear 3% 12 mph NNW 60%
11 AM 24° Clear 3% 12 mph N 58%
12 PM 24° Clear 3% 12 mph N 56%
1 PM 26° Clear 3% 12 mph N 55%
2 PM 26° Clear 3% 11 mph N 54%
3 PM 26° Clear 3% 11 mph N 53%
4 PM 26° Clear 3% 10 mph NNE 52%
5 PM 24° Clear 3% 10 mph NNE 53%
6 PM 24° Clear 3% 9 mph NNE 54%
7 PM 24° Clear 3% 9 mph NNE 56%
8 PM 24° Mostly Clear 3% 9 mph NNE 56%
9 PM 23° Mostly Clear 3% 8 mph NNE 56%
10 PM 23° Partly Cloudy 3% 8 mph NNE 55%
11 PM 22° Mostly Clear 3% 6 mph NNE 55%
12 AM 22° Mostly Clear 3% 5 mph NNE 56%
1 AM 22° Clear 3% 5 mph NNE 57%
2 AM 22° Clear 3% 6 mph N 59%
3 AM 21° Mostly Clear 3% 5 mph NW 60%
15-Day Forecast
Today
9/26
Clear
3%
18°
27°
Sun
9/27
Mostly Cloudy
3%
18°
29°
Mon
9/28
Clear
16%
20°
31°
Tue
9/29
Drizzle
60%
23°
29°
Wed
9/30
Drizzle
70%
24°
29°
Thu
10/1
Rain
29%
23°
30°
Fri
10/2
Rain
69%
24°
29°
Sat
10/3
Rain
69%
24°
31°
Sun
10/4
Drizzle
44%
25°
31°
Mon
10/5
Rain
77%
25°
29°
Tue
10/6
Rain
90%
23°
29°
Wed
10/7
Drizzle
60%
23°
28°
Thu
10/8
Drizzle
60%
22°
27°
Fri
10/9
Drizzle
60%
22°
27°
Sat
10/10
Drizzle
60%
22°
27°
29
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
27 AQI 4.9 µg/m³
O3
Ground-level ozone
Dominant
29 AQI 32 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 29 Good 29 27
Sun 42 Good 42 32
Mon 40 Good 40 36
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.

Model sounding data is unavailable for this location.