Areal Flood Watch 2:00 AM

Northeast Coastal St. Johns, FL

Last updated: 9:24 PM CDT  ·  Refresh
25°C
Feels like 24°
Clear
▲ 31°  /  ▼ 19°
Wind
6 mph NE
Humidity
49%
Dew Point
14°
Pressure
29.88 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
6%
Sunrise
7:01 AM
Sunset
6:41 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Northeast Coastal St. Johns is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:01AM · Sunset: 6:41PM.

Alerts

Areal Flood Watch
Expires 2:00 AM
41 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
3%
10 PM
24°
14%
11 PM
23°
14%
12 AM
23°
14%
1 AM
23°
3%
2 AM
22°
3%
3 AM
22°
3%
4 AM
22°
3%
5 AM
20°
3%
6 AM
19°
3%
7 AM
19°
3%
8 AM
21°
3%
9 AM
24°
5%
10 AM
26°
5%
11 AM
27°
5%
12 PM
28°
5%
1 PM
31°
14%
2 PM
30°
24%
3 PM
30°
24%
4 PM
30°
37%
5 PM
29°
37%
6 PM
28°
38%
7 PM
27°
42%
8 PM
27°
39%
7-Day Forecast
Tonight
31° 19°
Clear.
Fri
31° 18°
Mostly Clear with a 43% chance of rain.
Sat
29° 16°
Mostly Clear with a 50% chance of rain.
Sun
34° 16°
Clear.
Mon
36° 19°
Clear.
Tue
36° 19°
Clear.
Wed
36° 20°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 3% 6 mph NE 49%
10 PM 24° Clear 14% 7 mph NE 52%
11 PM 23° Clear 14% 7 mph NE 54%
12 AM 23° Clear 14% 7 mph NE 56%
1 AM 23° Clear 3% 7 mph NE 58%
2 AM 22° Clear 3% 7 mph NE 61%
3 AM 22° Clear 3% 7 mph NE 64%
4 AM 22° Clear 3% 8 mph NE 66%
5 AM 20° Clear 3% 8 mph NE 68%
6 AM 19° Clear 3% 8 mph NE 70%
7 AM 19° Clear 3% 9 mph NE 70%
8 AM 21° Clear 3% 10 mph NE 66%
9 AM 24° Clear 5% 11 mph NE 61%
10 AM 26° Clear 5% 12 mph NE 59%
11 AM 27° Clear 5% 14 mph NE 54%
12 PM 28° Clear 5% 14 mph NE 48%
1 PM 31° Mostly Clear 14% 15 mph ENE 44%
2 PM 30° Mostly Clear 24% 15 mph ENE 44%
3 PM 30° Partly Cloudy 24% 16 mph ENE 45%
4 PM 30° Partly Cloudy 37% 16 mph NE 46%
5 PM 29° Partly Cloudy 37% 16 mph NE 48%
6 PM 28° Mostly Clear 38% 16 mph NE 49%
7 PM 27° Mostly Clear 42% 15 mph NE 51%
8 PM 27° Mostly Clear 39% 15 mph NE 53%
15-Day Forecast
Today
10/8
Clear
3%
19°
31°
Fri
10/9
Mostly Clear
43%
18°
31°
Sat
10/10
Mostly Clear
50%
16°
29°
Sun
10/11
Clear
3%
16°
34°
Mon
10/12
Clear
3%
19°
36°
Tue
10/13
Clear
8%
19°
36°
Wed
10/14
Clear
8%
20°
36°
Thu
10/15
Clear
8%
20°
35°
Fri
10/16
Drizzle
68%
21°
35°
Sat
10/17
Rain
68%
16°
28°
Sun
10/18
Clear
36%
12°
31°
Mon
10/19
Drizzle
60%
11°
28°
Tue
10/20
Drizzle
60%
13°
28°
Wed
10/21
Drizzle
60%
14°
29°
Thu
10/22
Drizzle
60%
14°
29°
41
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
41 AQI 7.4 µg/m³
O3
Ground-level ozone
30 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 41 Good 30 41
Sat 37 Good 37 29
Sun 42 Good 42 22
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 Fri Oct 9, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE5 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index4.4
Kinematics
0–6 km Shear3 kt
0–1 km Shear14 kt
Eff. Shear—
0–1 km SRH59
0–3 km SRH71
Eff. SRH—
Storm Motion93° @ 31 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index4.7
Thermo & Levels
PWAT0.75 in
0–3 km LR5.2 °C/km
700–500 LR6.5 °C/km
Total Totals40.8
LCL859 hPa
LFC—
EL—
Freezing Lvl14,678 ft