Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Port Aransas, Mustang Beach Airport (KRAS)

Lat: 27.81° N Lon: 97.09° W Elev: 7 ft.

Fair

85°F

29°C

Humidity 83%
Wind Speed S 9 mph
Barometer 29.99 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 20 Aug 1:35 am CDT
Detailed forecast for

Nueces Islands

Today
Partly cloudy this morning, then clearing. Highs in the upper 80s. South winds 10 to 15 mph, increasing to southeast 15 to 20 mph this afternoon.
Tonight
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 80s. South winds 15 to 20 mph.
Friday
Partly cloudy. Highs in the upper 80s. South winds 10 to 15 mph.
Friday Night
Mostly clear. Lows in the lower 80s. South winds 10 to 15 mph.
Saturday
Sunny. Highs in the upper 80s. South winds 10 to 15 mph.
Saturday Night
Mostly clear. Lows in the lower 80s.
Sunday
Sunny. Highs in the upper 80s.
Sunday Night
Mostly clear. Lows in the lower 80s.
Monday
Sunny. Highs in the upper 80s.
Monday Night
Mostly clear. Lows in the lower 80s.
Tuesday
Partly cloudy in the morning, then clearing. Highs in the upper 80s.
Tuesday Night
Mostly clear. Lows in the lower 80s.
Wednesday
Sunny. Highs in the upper 80s.



Basemap Options
Click map to change the forecast location
Loading map...
124 AM CDT Thu Aug 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database