Hourly Weather Forecast - Port Isabel, TX

12 AM
65°F
0%
5mph
SSE
Partly Cloudy
Humidity
91%
Feels like
65°F
Dew Point
63°F
1 AM
65°F
10%
5mph
SSE
Partly Cloudy
Humidity
92%
Feels like
65°F
Dew Point
63°F
2 AM
65°F
10%
5mph
SSE
Partly Cloudy
Humidity
93%
Feels like
65°F
Dew Point
63°F
3 AM
65°F
10%
5mph
SSE
Partly Cloudy
Humidity
94%
Feels like
65°F
Dew Point
63°F
4 AM
65°F
0%
5mph
SSE
Partly Cloudy
Humidity
94%
Feels like
65°F
Dew Point
64°F
5 AM
66°F
0%
6mph
SSE
Partly Cloudy
Humidity
93%
Feels like
66°F
Dew Point
64°F
6 AM
67°F
0%
6mph
SSE
Partly Cloudy
Humidity
94%
Feels like
67°F
Dew Point
65°F
7 AM
68°F
0%
7mph
SSE
Partly Cloudy
Humidity
92%
Feels like
68°F
Dew Point
65°F
7:11 AM
8 AM
70°F
0%
7mph
SSE
Partly Cloudy
Humidity
89%
Feels like
70°F
Dew Point
66°F
9 AM
72°F
0%
8mph
SSE
Partly Cloudy
Humidity
85%
Feels like
72°F
Dew Point
67°F
10 AM
74°F
0%
10mph
SSE
Partly Cloudy
Humidity
82%
Feels like
74°F
Dew Point
68°F
11 AM
75°F
0%
12mph
SSE
Partly Cloudy
Humidity
79%
Feels like
75°F
Dew Point
69°F
12 PM
76°F
0%
13mph
SSE
Partly Cloudy
Humidity
78%
Feels like
76°F
Dew Point
69°F
1 PM
76°F
0%
14mph
SSE
Partly Cloudy
Humidity
78%
Feels like
76°F
Dew Point
69°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

Monday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide