Port Aransas, Texas

Last updated: 5:16 PM CDT  ·  Refresh
29°C
Feels like 38°
Mostly Clear
▲ 31°  /  ▼ 27°
Wind
17 mph SSE
Humidity
86%
Dew Point
27°
Pressure
29.86 inHg
Visibility
9 mi
UV Index
7.0
Cloud Cover
20%
Sunrise
6:49 AM
Sunset
8:19 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Port Aransas is currently mostly clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2988 J/kg) — isolated convective development possible. Sunrise: 6:49AM · Sunset: 8:19PM.

Alerts

No active alerts for this location.
64 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
3%
6 PM
30°
15%
7 PM
29°
15%
8 PM
29°
15%
9 PM
29°
7%
10 PM
29°
7%
11 PM
29°
7%
12 AM
29°
3%
1 AM
29°
3%
2 AM
28°
3%
3 AM
28°
7%
4 AM
28°
6%
5 AM
28°
7%
6 AM
28°
3%
7 AM
28°
3%
8 AM
28°
3%
9 AM
28°
3%
10 AM
30°
3%
11 AM
30°
3%
12 PM
31°
3%
1 PM
31°
3%
2 PM
31°
3%
3 PM
31°
7%
4 PM
31°
6%
7-Day Forecast
Today
31° 27°
Mostly Clear.
Thu
31° 27°
Mostly Cloudy.
Fri
31° 27°
Partly Cloudy.
Sat
31° 28°
Partly Cloudy with a 38% chance of rain.
Sun
32° 28°
Partly Cloudy with a 31% chance of rain.
Mon
32° 28°
Clear with a 25% chance of rain.
Tue
32° 28°
Partly Cloudy with a 20% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Clear 3% 17 mph SSE 86%
6 PM 30° Mostly Clear 15% 18 mph SSE 84%
7 PM 29° Mostly Clear 15% 19 mph SSE 85%
8 PM 29° Mostly Clear 15% 19 mph SSE 86%
9 PM 29° Mostly Clear 7% 19 mph SSE 87%
10 PM 29° Mostly Clear 7% 19 mph SSE 87%
11 PM 29° Partly Cloudy 7% 19 mph SSE 87%
12 AM 29° Mostly Cloudy 3% 19 mph SSE 86%
1 AM 29° Overcast 3% 18 mph S 86%
2 AM 28° Overcast 3% 18 mph S 87%
3 AM 28° Overcast 7% 17 mph S 88%
4 AM 28° Overcast 6% 16 mph S 88%
5 AM 28° Overcast 7% 16 mph S 88%
6 AM 28° Overcast 3% 15 mph S 88%
7 AM 28° Overcast 3% 14 mph S 87%
8 AM 28° Overcast 3% 14 mph S 86%
9 AM 28° Overcast 3% 13 mph S 86%
10 AM 30° Overcast 3% 13 mph S 86%
11 AM 30° Overcast 3% 13 mph SSE 86%
12 PM 31° Mostly Cloudy 3% 13 mph SSE 86%
1 PM 31° Mostly Cloudy 3% 14 mph SSE 86%
2 PM 31° Mostly Cloudy 3% 14 mph SSE 86%
3 PM 31° Mostly Cloudy 7% 15 mph SSE 85%
4 PM 31° Mostly Cloudy 6% 16 mph SSE 85%
15-Day Forecast
Today
7/29
Mostly Clear
15%
27°
31°
Thu
7/30
Mostly Cloudy
7%
27°
31°
Fri
7/31
Partly Cloudy
7%
27°
31°
Sat
8/1
Partly Cloudy
38%
28°
31°
Sun
8/2
Partly Cloudy
31%
28°
32°
Mon
8/3
Clear
25%
28°
32°
Tue
8/4
Partly Cloudy
20%
28°
32°
Wed
8/5
Clear
33%
28°
32°
Thu
8/6
Clear
49%
28°
32°
Fri
8/7
Drizzle
51%
28°
32°
Sat
8/8
Thunderstorm
51%
28°
32°
Sun
8/9
Clear
25%
28°
32°
Mon
8/10
Clear
25%
28°
32°
Tue
8/11
Clear
25%
28°
32°
Wed
8/12
Clear
25%
28°
33°
64
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
64 AQI 15.9 µg/m³
O3
Ground-level ozone
22 AQI 24 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 64 Moderate 22 64
Fri 54 Moderate 21 54
Sat 55 Moderate 22 55
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 Wed Jul 29, 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
SBCAPE3690 J/kg
MLCAPE1053 J/kg
MUCAPE3690 J/kg
SBCIN-11 J/kg
MLCIN0 J/kg
Lifted Index-6.5
Kinematics
0–6 km Shear19 kt
0–1 km Shear9 kt
Eff. Shear22 kt
0–1 km SRH57
0–3 km SRH50
Eff. SRH50
Storm Motion243° @ 13 kt
0–1 km EHI1.3
Composite Parameters
Sig. Tornado0.7
STP (eff)0.8
Supercell2.1
K-Index16.2
Thermo & Levels
PWAT1.35 in
0–3 km LR5.7 °C/km
700–500 LR5.4 °C/km
Total Totals31.1
LCL969 hPa
LFC933 hPa
EL121 hPa
Freezing Lvl17,684 ft