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Port Aransas, Texas

Last updated: 4:58 PM CDT  ·  Refresh
31°C
Feels like 40°
Partly Cloudy
▲ 32°  /  ▼ 29°
Wind
16 mph SE
Humidity
83%
Dew Point
27°
Pressure
29.95 inHg
Visibility
10 mi
UV Index
5.6
Cloud Cover
60%
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 partly cloudy at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4106 J/kg) — isolated convective development possible. Sunrise: 7:12AM · Sunset: 7:35PM.

33 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
6%
5 PM
30°
7%
6 PM
30°
4%
7 PM
30°
4%
8 PM
30°
9%
9 PM
30°
9%
10 PM
30°
9%
11 PM
30°
7%
12 AM
30°
7%
1 AM
30°
14%
2 AM
29°
14%
3 AM
29°
15%
4 AM
29°
18%
5 AM
29°
13%
6 AM
29°
13%
7 AM
29°
17%
8 AM
29°
22%
9 AM
31°
25%
10 AM
31°
33%
11 AM
31°
27%
12 PM
31°
25%
1 PM
32°
21%
2 PM
32°
21%
3 PM
32°
11%
7-Day Forecast
Today
32° 29°
Partly Cloudy.
Mon
32° 29°
Partly Cloudy with a 33% chance of rain.
Tue
32° 29°
Mostly Clear.
Wed
33° 29°
Partly Cloudy with a 71% chance of rain.
Thu
33° 28°
Rain, 90% chance.
Fri
32° 28°
Drizzle, 60% chance.
Sat
32° 28°
Clear with a 52% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 31° Partly Cloudy 6% 16 mph SE 83%
5 PM 30° Overcast 7% 19 mph SE 83%
6 PM 30° Overcast 4% 21 mph SE 83%
7 PM 30° Mostly Cloudy 4% 19 mph SE 81%
8 PM 30° Mostly Cloudy 9% 18 mph SE 79%
9 PM 30° Mostly Cloudy 9% 17 mph SE 78%
10 PM 30° Mostly Cloudy 9% 17 mph SSE 78%
11 PM 30° Partly Cloudy 7% 17 mph SSE 77%
12 AM 30° Partly Cloudy 7% 17 mph SSE 77%
1 AM 30° Mostly Clear 14% 17 mph SSE 78%
2 AM 29° Mostly Clear 14% 17 mph SSE 79%
3 AM 29° Mostly Clear 15% 16 mph SSE 81%
4 AM 29° Mostly Clear 18% 16 mph SSE 82%
5 AM 29° Partly Cloudy 13% 16 mph SSE 82%
6 AM 29° Partly Cloudy 13% 15 mph SSE 82%
7 AM 29° Partly Cloudy 17% 14 mph SSE 83%
8 AM 29° Partly Cloudy 22% 14 mph S 82%
9 AM 31° Partly Cloudy 25% 14 mph S 82%
10 AM 31° Partly Cloudy 33% 14 mph SSE 83%
11 AM 31° Partly Cloudy 27% 14 mph SSE 84%
12 PM 31° Partly Cloudy 25% 15 mph SSE 84%
1 PM 32° Partly Cloudy 21% 15 mph SSE 83%
2 PM 32° Partly Cloudy 21% 16 mph SSE 82%
3 PM 32° Partly Cloudy 11% 17 mph SSE 80%
15-Day Forecast
Today
9/13
Partly Cloudy
9%
29°
32°
Mon
9/14
Partly Cloudy
33%
29°
32°
Tue
9/15
Mostly Clear
14%
29°
32°
Wed
9/16
Partly Cloudy
71%
29°
33°
Thu
9/17
Rain
90%
28°
33°
Fri
9/18
Drizzle
60%
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%
28°
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, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE4931 J/kg
MLCAPE2117 J/kg
MUCAPE4931 J/kg
SBCIN-39 J/kg
MLCIN-149 J/kg
Lifted Index-9.7
Kinematics
0–6 km Shear12 kt
0–1 km Shear2 kt
Eff. Shear18 kt
0–1 km SRH-7
0–3 km SRH13
Eff. SRH13
Storm Motion117° @ 23 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index27.9
Thermo & Levels
PWAT1.94 in
0–3 km LR5.9 °C/km
700–500 LR6.5 °C/km
Total Totals45.1
LCL961 hPa
LFC845 hPa
EL129 hPa
Freezing Lvl16,063 ft