Point Forecast: 4NM ENE Port Isabel TX  26.11N 97.16W	Last Update: 2:47 pm CDT Oct 8, 2026

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Weather Elements Weather/Precipitation Marine Weather Temperature (°F) Dewpoint (°F) Heat Index (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Fog Swell Period Swell Hgt/Dir Swell 2 Period Swell 2 Hgt/Dir Wind Wave Height Significant Wave Height Freezing Spray

48-Hour Period Starting: 2pm Thu, Oct 8 20263pm Thu, Oct 8 20264pm Thu, Oct 8 20265pm Thu, Oct 8 20266pm Thu, Oct 8 20267pm Thu, Oct 8 20268pm Thu, Oct 8 20269pm Thu, Oct 8 202610pm Thu, Oct 8 202611pm Thu, Oct 8 202612am Fri, Oct 9 20261am Fri, Oct 9 20262am Fri, Oct 9 20263am Fri, Oct 9 20264am Fri, Oct 9 20265am Fri, Oct 9 20266am Fri, Oct 9 20267am Fri, Oct 9 20268am Fri, Oct 9 20269am Fri, Oct 9 202610am Fri, Oct 9 202611am Fri, Oct 9 202612pm Fri, Oct 9 20261pm Fri, Oct 9 20262pm Fri, Oct 9 20263pm Fri, Oct 9 20264pm Fri, Oct 9 20265pm Fri, Oct 9 20266pm Fri, Oct 9 20267pm Fri, Oct 9 20268pm Fri, Oct 9 20269pm Fri, Oct 9 202610pm Fri, Oct 9 202611pm Fri, Oct 9 202612am Sat, Oct 10 20261am Sat, Oct 10 20262am Sat, Oct 10 20263am Sat, Oct 10 20264am Sat, Oct 10 20265am Sat, Oct 10 20266am Sat, Oct 10 20267am Sat, Oct 10 20268am Sat, Oct 10 20269am Sat, Oct 10 202610am Sat, Oct 10 202611am Sat, Oct 10 202612pm Sat, Oct 10 20261pm Sat, Oct 10 20262pm Sat, Oct 10 20263pm Sat, Oct 10 20264pm Sat, Oct 10 20265pm Sat, Oct 10 20266pm Sat, Oct 10 20267pm Sat, Oct 10 20268pm Sat, Oct 10 20269pm Sat, Oct 10 202610pm Sat, Oct 10 202611pm Sat, Oct 10 202612am Sun, Oct 11 20261am Sun, Oct 11 20262am Sun, Oct 11 20263am Sun, Oct 11 20264am Sun, Oct 11 20265am Sun, Oct 11 20266am Sun, Oct 11 20267am Sun, Oct 11 20268am Sun, Oct 11 20269am Sun, Oct 11 202610am Sun, Oct 11 202611am Sun, Oct 11 202612pm Sun, Oct 11 20261pm Sun, Oct 11 20262pm Sun, Oct 11 20263pm Sun, Oct 11 20264pm Sun, Oct 11 20265pm Sun, Oct 11 20266pm Sun, Oct 11 20267pm Sun, Oct 11 20268pm Sun, Oct 11 20269pm Sun, Oct 11 202610pm Sun, Oct 11 202611pm Sun, Oct 11 202612am Mon, Oct 12 20261am Mon, Oct 12 20262am Mon, Oct 12 20263am Mon, Oct 12 20264am Mon, Oct 12 20265am Mon, Oct 12 20266am Mon, Oct 12 20267am Mon, Oct 12 20268am Mon, Oct 12 20269am Mon, Oct 12 202610am Mon, Oct 12 202611am Mon, Oct 12 202612pm Mon, Oct 12 20261pm Mon, Oct 12 20262pm Mon, Oct 12 20263pm Mon, Oct 12 20264pm Mon, Oct 12 20265pm Mon, Oct 12 20266pm Mon, Oct 12 20267pm Mon, Oct 12 20268pm Mon, Oct 12 20269pm Mon, Oct 12 202610pm Mon, Oct 12 202611pm Mon, Oct 12 202612am Tue, Oct 13 20261am Tue, Oct 13 2026

Date	10/08										10/09
Hour (CDT)	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13
Surface Wind (kt)	13	13	13	12	12	11	11	11	11	10	10	9	9	9	10	10	10	10	10	11	12	13	14	15
Wind Dir	NE	NNE	NNE	NNE	NNE	NNE	NE	NE	NE	NE	NE	NE	NNE	NNE	NNE	NNE	NNE	N	N	N	N	N	N	N
Gust
Significant Wave Height (ft)	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	3	4	4
Swell Height (ft)
Swell Dir
Swell Period (sec)	7	7	7	7	7	7	7	7	7	7	7	8	8	8	8	8	8	8	8	8	8	8	8	8
Swell 2 Height (ft)
Swell 2 Dir
Swell 2 Period (sec)
Wind Wave Height (ft)
Date											10/10
Hour (CDT)	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13
Surface Wind (kt)	15	15	13	13	12	11	10	10	9	8	8	6	6	5	5	5	5	5	5	5	6	6	7	7
Wind Dir	NNE	N	N	N	NNE	NNE	NNE	NNE	NE	NE	NE	NE	NE	NE	NNE	NE	NE	NNE	NE	NNE	N	NNE	NNE	NE
Gust
Significant Wave Height (ft)	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Swell Height (ft)
Swell Dir
Swell Period (sec)	9	9	9	9	9	9	9	9	10	10	10	10	10	10	10	10	11	11	11	11	11	11	11	11
Swell 2 Height (ft)
Swell 2 Dir
Swell 2 Period (sec)
Wind Wave Height (ft)

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