Hourly Weather Forecast - Port Isabel, TX

12 AM
59°F
0%
3mph
NE
Mostly Cloudy
Humidity
81%
Feels like
59°F
Dew Point
53°F
1 AM
59°F
0%
3mph
NE
Partly Cloudy
Humidity
83%
Feels like
59°F
Dew Point
53°F
2 AM
58°F
0%
3mph
NE
Partly Cloudy
Humidity
85%
Feels like
58°F
Dew Point
54°F
3 AM
58°F
0%
4mph
ENE
Partly Cloudy
Humidity
87%
Feels like
58°F
Dew Point
54°F
4 AM
58°F
0%
4mph
ENE
Partly Cloudy
Humidity
87%
Feels like
58°F
Dew Point
55°F
5 AM
60°F
0%
4mph
ENE
Partly Cloudy
Humidity
84%
Feels like
60°F
Dew Point
55°F
6 AM
62°F
0%
4mph
E
Partly Cloudy
Humidity
81%
Feels like
62°F
Dew Point
56°F
7 AM
65°F
0%
5mph
E
Cloudy
Humidity
78%
Feels like
65°F
Dew Point
58°F
7:09 AM
8 AM
66°F
0%
6mph
E
Cloudy
Humidity
79%
Feels like
66°F
Dew Point
60°F
9 AM
68°F
0%
7mph
ESE
Cloudy
Humidity
80%
Feels like
68°F
Dew Point
61°F
10 AM
69°F
0%
9mph
ESE
Cloudy
Humidity
81%
Feels like
69°F
Dew Point
63°F
11 AM
69°F
0%
12mph
ESE
Cloudy
Humidity
83%
Feels like
69°F
Dew Point
64°F
12 PM
70°F
0%
13mph
SE
Mostly Cloudy
Humidity
83%
Feels like
70°F
Dew Point
64°F
1 PM
70°F
10%
14mph
SE
Mostly Cloudy
Humidity
83%
Feels like
70°F
Dew Point
65°F
2 PM
70°F
10%
14mph
SE
Mostly Cloudy
Humidity
85%
Feels like
70°F
Dew Point
65°F
3 PM
70°F
10%
13mph
SE
Partly Cloudy
Humidity
86%
Feels like
70°F
Dew Point
65°F
4 PM
69°F
10%
13mph
SE
Partly Cloudy
Humidity
87%
Feels like
69°F
Dew Point
65°F
5 PM
69°F
0%
11mph
SE
Partly Cloudy
Humidity
87%
Feels like
69°F
Dew Point
65°F
5:40 PM
6 PM
69°F
0%
10mph
SE
Mostly Cloudy
Humidity
87%
Feels like
69°F
Dew Point
65°F
7 PM
69°F
0%
9mph
SE
Mostly Cloudy
Humidity
86%
Feels like
69°F
Dew Point
65°F
8 PM
70°F
10%
9mph
SE
Mostly Cloudy
Humidity
85%
Feels like
70°F
Dew Point
65°F
9 PM
70°F
10%
9mph
SE
Mostly Cloudy
Humidity
84%
Feels like
70°F
Dew Point
65°F
10 PM
70°F
10%
9mph
SE
Mostly Cloudy
Humidity
84%
Feels like
70°F
Dew Point
65°F
11 PM
70°F
10%
9mph
SE
Mostly Cloudy
Humidity
84%
Feels like
70°F
Dew Point
65°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's 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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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