Port Aransas, Texas

Last updated: 5:58 PM CDT  ·  Refresh
30°C
Feels like 39°
Mostly Cloudy
▲ 32°  /  ▼ 29°
Wind
18 mph SE
Humidity
83%
Dew Point
27°
Pressure
29.93 inHg
Visibility
10 mi
UV Index
3.7
Cloud Cover
70%
Sunrise
7:12 AM
Sunset
7:35 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Port Aransas is currently mostly cloudy at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4014 J/kg) — isolated convective development possible. Sunrise: 7:12AM · Sunset: 7:35PM.

Alerts

No active alerts for this location.
33 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
30°
24%
6 PM
30°
23%
7 PM
30°
23%
8 PM
30°
23%
9 PM
29°
23%
10 PM
30°
23%
11 PM
30°
21%
12 AM
30°
15%
1 AM
29°
14%
2 AM
29°
26%
3 AM
29°
26%
4 AM
29°
29%
5 AM
29°
24%
6 AM
29°
13%
7 AM
29°
17%
8 AM
29°
22%
9 AM
31°
24%
10 AM
31°
32%
11 AM
31°
27%
12 PM
31°
21%
1 PM
32°
21%
2 PM
32°
21%
3 PM
32°
11%
4 PM
32°
5%
7-Day Forecast
Today
32° 29°
Mostly Cloudy with a 24% chance of rain.
Mon
32° 29°
Partly Cloudy with a 27% chance of rain.
Tue
32° 29°
Mostly Clear.
Wed
33° 29°
Mostly Clear with a 78% chance of rain.
Thu
33° 28°
Rain, 90% chance.
Fri
32° 28°
Clear with a 43% chance of rain.
Sat
32° 28°
Clear with a 52% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 30° Mostly Cloudy 24% 18 mph SE 83%
6 PM 30° Overcast 23% 22 mph SE 83%
7 PM 30° Overcast 23% 20 mph SE 81%
8 PM 30° Mostly Cloudy 23% 19 mph SE 80%
9 PM 29° Partly Cloudy 23% 17 mph SSE 79%
10 PM 30° Mostly Cloudy 23% 18 mph SE 78%
11 PM 30° Partly Cloudy 21% 17 mph SSE 78%
12 AM 30° Mostly Clear 15% 17 mph SSE 77%
1 AM 29° Mostly Clear 14% 17 mph SSE 78%
2 AM 29° Mostly Clear 26% 17 mph SSE 80%
3 AM 29° Clear 26% 17 mph SSE 81%
4 AM 29° Mostly Clear 29% 16 mph SSE 82%
5 AM 29° Mostly Clear 24% 16 mph SSE 82%
6 AM 29° Partly Cloudy 13% 15 mph SSE 83%
7 AM 29° Partly Cloudy 17% 14 mph SSE 82%
8 AM 29° Mostly Cloudy 22% 14 mph SSE 82%
9 AM 31° Mostly Cloudy 24% 13 mph SSE 81%
10 AM 31° Mostly Cloudy 32% 13 mph SSE 82%
11 AM 31° Partly Cloudy 27% 13 mph SSE 82%
12 PM 31° Partly Cloudy 21% 14 mph SSE 83%
1 PM 32° Partly Cloudy 21% 14 mph SSE 82%
2 PM 32° Partly Cloudy 21% 15 mph SSE 80%
3 PM 32° Partly Cloudy 11% 16 mph SSE 79%
4 PM 32° Partly Cloudy 5% 16 mph SSE 77%
15-Day Forecast
Today
9/13
Mostly Cloudy
24%
29°
32°
Mon
9/14
Partly Cloudy
27%
29°
32°
Tue
9/15
Mostly Clear
14%
29°
32°
Wed
9/16
Mostly Clear
78%
29°
33°
Thu
9/17
Rain
90%
28°
33°
Fri
9/18
Clear
43%
28°
32°
Sat
9/19
Clear
52%
28°
32°
Sun
9/20
Clear
49%
27°
32°
Mon
9/21
Drizzle
60%
28°
32°
Tue
9/22
Drizzle
60%
27°
32°
Wed
9/23
Drizzle
60%
27°
32°
Thu
9/24
Drizzle
60%
27°
32°
Fri
9/25
Drizzle
60%
27°
32°
Sat
9/26
Drizzle
60%
26°
32°
Sun
9/27
Drizzle
60%
26°
32°
33
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
33 AQI 6.1 µg/m³
O3
Ground-level ozone
25 AQI 28 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 33 Good 25 33
Tue 34 Good 25 34
Wed 73 Moderate 24 73
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 Sun Sep 13, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE5052 J/kg
MLCAPE3888 J/kg
MUCAPE5052 J/kg
SBCIN-19 J/kg
MLCIN-23 J/kg
Lifted Index-9.5
Kinematics
0–6 km Shear15 kt
0–1 km Shear4 kt
Eff. Shear15 kt
0–1 km SRH1
0–3 km SRH26
Eff. SRH26
Storm Motion97° @ 21 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index30.5
Thermo & Levels
PWAT2.13 in
0–3 km LR6.2 °C/km
700–500 LR6.1 °C/km
Total Totals46.7
LCL966 hPa
LFC933 hPa
EL124 hPa
Freezing Lvl15,965 ft