Hourly Weather Forecast - Port Arthur, TX

12 AM
54°F
0%
6mph
SE
Clear
Humidity
79%
Feels like
54°F
Dew Point
47°F
1 AM
54°F
0%
6mph
SE
Clear
Humidity
82%
Feels like
54°F
Dew Point
49°F
2 AM
55°F
0%
6mph
SE
Clear
Humidity
84%
Feels like
55°F
Dew Point
50°F
3 AM
55°F
0%
6mph
SE
Clear
Humidity
85%
Feels like
55°F
Dew Point
51°F
4 AM
56°F
0%
6mph
SE
Mostly Clear
Humidity
86%
Feels like
56°F
Dew Point
52°F
5 AM
56°F
10%
6mph
SE
Partly Cloudy
Humidity
88%
Feels like
56°F
Dew Point
53°F
6 AM
57°F
10%
6mph
SE
Partly Cloudy
Humidity
90%
Feels like
57°F
Dew Point
54°F
7 AM
58°F
10%
6mph
SSE
Partly Cloudy
Humidity
92%
Feels like
58°F
Dew Point
55°F
7:06 AM
8 AM
60°F
10%
6mph
SSE
Partly Cloudy
Humidity
90%
Feels like
60°F
Dew Point
56°F
9 AM
62°F
10%
6mph
S
Partly Cloudy
Humidity
87%
Feels like
62°F
Dew Point
58°F
10 AM
64°F
10%
8mph
S
Partly Cloudy
Humidity
83%
Feels like
64°F
Dew Point
59°F
11 AM
66°F
10%
11mph
S
Partly Cloudy
Humidity
80%
Feels like
66°F
Dew Point
60°F
12 PM
69°F
20%
12mph
S
Partly Cloudy
Humidity
77%
Feels like
69°F
Dew Point
61°F
1 PM
70°F
20%
12mph
S
Partly Cloudy
Humidity
75%
Feels like
70°F
Dew Point
62°F
2 PM
70°F
30%
12mph
S
30% Chance Rain Showers
Humidity
75%
Feels like
70°F
Dew Point
62°F
3 PM
70°F
30%
12mph
S
30% Chance Rain Showers
Humidity
78%
Feels like
70°F
Dew Point
62°F
4 PM
69°F
20%
11mph
S
Partly Cloudy
Humidity
82%
Feels like
69°F
Dew Point
63°F
5 PM
67°F
20%
10mph
S
Partly Cloudy
Humidity
87%
Feels like
67°F
Dew Point
63°F
5:20 PM
6 PM
67°F
20%
9mph
S
Partly Cloudy
Humidity
90%
Feels like
67°F
Dew Point
64°F
7 PM
66°F
10%
9mph
S
Partly Cloudy
Humidity
93%
Feels like
66°F
Dew Point
64°F
8 PM
66°F
10%
9mph
S
Partly Cloudy
Humidity
95%
Feels like
66°F
Dew Point
65°F
9 PM
66°F
10%
9mph
S
Mostly Cloudy
Humidity
96%
Feels like
66°F
Dew Point
65°F
10 PM
66°F
10%
10mph
S
Mostly Cloudy
Humidity
96%
Feels like
66°F
Dew Point
65°F
11 PM
66°F
10%
10mph
S
Mostly Cloudy
Humidity
96%
Feels like
66°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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