Hourly Weather Forecast - Port Isabel, TX

12 AM
61°F
20%
4mph
NE
Partly Cloudy
Humidity
82%
Feels like
61°F
Dew Point
56°F
1 AM
61°F
20%
4mph
ENE
Partly Cloudy
Humidity
83%
Feels like
61°F
Dew Point
56°F
2 AM
61°F
10%
5mph
ENE
Partly Cloudy
Humidity
84%
Feels like
61°F
Dew Point
56°F
3 AM
62°F
10%
5mph
E
Partly Cloudy
Humidity
83%
Feels like
62°F
Dew Point
56°F
4 AM
62°F
20%
5mph
E
Partly Cloudy
Humidity
82%
Feels like
62°F
Dew Point
56°F
5 AM
62°F
10%
6mph
ESE
Partly Cloudy
Humidity
82%
Feels like
62°F
Dew Point
56°F
6 AM
62°F
10%
6mph
ESE
Partly Cloudy
Humidity
83%
Feels like
62°F
Dew Point
57°F
7 AM
64°F
10%
7mph
ESE
Mostly Cloudy
Humidity
82%
Feels like
64°F
Dew Point
58°F
7:09 AM
8 AM
65°F
0%
8mph
ESE
Mostly Cloudy
Humidity
81%
Feels like
65°F
Dew Point
59°F
9 AM
67°F
0%
9mph
ESE
Mostly Cloudy
Humidity
82%
Feels like
67°F
Dew Point
61°F
10 AM
68°F
10%
11mph
SE
Mostly Cloudy
Humidity
82%
Feels like
68°F
Dew Point
62°F
11 AM
69°F
10%
12mph
SE
Cloudy
Humidity
83%
Feels like
69°F
Dew Point
63°F
12 PM
69°F
10%
12mph
SE
Cloudy
Humidity
83%
Feels like
69°F
Dew Point
64°F
1 PM
70°F
20%
13mph
SE
Mostly Cloudy
Humidity
84%
Feels like
70°F
Dew Point
65°F
2 PM
70°F
30%
13mph
SE
30% Chance Rain Showers
Humidity
86%
Feels like
70°F
Dew Point
65°F
3 PM
70°F
30%
12mph
SE
30% Chance Rain Showers
Humidity
88%
Feels like
70°F
Dew Point
66°F
4 PM
69°F
30%
11mph
SE
30% Chance Rain Showers
Humidity
89%
Feels like
69°F
Dew Point
66°F
5 PM
69°F
30%
10mph
SE
30% Chance Rain Showers
Humidity
91%
Feels like
69°F
Dew Point
67°F
5:40 PM
6 PM
69°F
30%
9mph
SE
30% Chance Rain Showers
Humidity
92%
Feels like
69°F
Dew Point
67°F
7 PM
69°F
30%
9mph
SE
30% Chance Rain Showers
Humidity
91%
Feels like
69°F
Dew Point
67°F
8 PM
70°F
30%
9mph
SSE
30% Chance of Light Rain
Humidity
91%
Feels like
70°F
Dew Point
67°F
9 PM
70°F
30%
9mph
SSE
30% Chance of Light Rain
Humidity
91%
Feels like
70°F
Dew Point
67°F
10 PM
70°F
30%
9mph
SSE
30% Chance of Light Rain
Humidity
91%
Feels like
70°F
Dew Point
67°F
11 PM
70°F
30%
7mph
SSE
30% Chance of Light Rain
Humidity
92%
Feels like
70°F
Dew Point
67°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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