Hourly Weather Forecast - Port Isabel, TX

12 AM
60°F
30%
17mph
N
30% Chance of Light Rain
Humidity
80%
Feels like
60°F
Dew Point
53°F
1 AM
59°F
30%
16mph
N
30% Chance of Light Rain
Humidity
79%
Feels like
59°F
Dew Point
53°F
2 AM
58°F
30%
16mph
N
30% Chance of Light Rain
Humidity
78%
Feels like
58°F
Dew Point
51°F
3 AM
58°F
30%
16mph
N
30% Chance of Light Rain
Humidity
77%
Feels like
58°F
Dew Point
51°F
4 AM
57°F
30%
15mph
N
30% Chance of Light Rain
Humidity
76%
Feels like
57°F
Dew Point
49°F
5 AM
56°F
30%
14mph
N
30% Chance of Light Rain
Humidity
75%
Feels like
56°F
Dew Point
49°F
6 AM
56°F
30%
14mph
N
30% Chance of Light Rain
Humidity
76%
Feels like
56°F
Dew Point
48°F
7 AM
56°F
0%
14mph
N
Cloudy
Humidity
76%
Feels like
56°F
Dew Point
48°F
7:08 AM
8 AM
56°F
0%
14mph
N
Cloudy
Humidity
76%
Feels like
56°F
Dew Point
49°F
9 AM
57°F
0%
15mph
N
Cloudy
Humidity
77%
Feels like
57°F
Dew Point
50°F
10 AM
57°F
0%
15mph
NNW
Cloudy
Humidity
79%
Feels like
57°F
Dew Point
51°F
11 AM
58°F
0%
14mph
NNW
Cloudy
Humidity
81%
Feels like
58°F
Dew Point
52°F
12 PM
57°F
0%
14mph
N
Cloudy
Humidity
83%
Feels like
57°F
Dew Point
52°F
1 PM
57°F
0%
14mph
N
Mostly Cloudy
Humidity
85%
Feels like
57°F
Dew Point
53°F
2 PM
57°F
0%
14mph
N
Partly Cloudy
Humidity
87%
Feels like
57°F
Dew Point
53°F
3 PM
57°F
0%
13mph
N
Partly Cloudy
Humidity
88%
Feels like
57°F
Dew Point
53°F
4 PM
57°F
0%
12mph
N
Partly Cloudy
Humidity
88%
Feels like
57°F
Dew Point
53°F
5 PM
58°F
0%
11mph
NNE
Partly Cloudy
Humidity
86%
Feels like
58°F
Dew Point
54°F
5:39 PM
6 PM
59°F
0%
9mph
NNE
Partly Cloudy
Humidity
83%
Feels like
59°F
Dew Point
54°F
7 PM
61°F
0%
8mph
NNE
Mostly Cloudy
Humidity
81%
Feels like
61°F
Dew Point
55°F
8 PM
61°F
0%
6mph
NNE
Mostly Cloudy
Humidity
80%
Feels like
61°F
Dew Point
55°F
9 PM
62°F
10%
5mph
NE
Mostly Cloudy
Humidity
80%
Feels like
62°F
Dew Point
55°F
10 PM
62°F
10%
5mph
NE
Mostly Cloudy
Humidity
80%
Feels like
62°F
Dew Point
55°F
11 PM
61°F
10%
4mph
NE
Mostly Cloudy
Humidity
81%
Feels like
61°F
Dew Point
56°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

Sunday Weather Outlook

Today'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

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