Your favorites:

Port Isabel, TX Weather Forecast and Current Conditions (78578)

WEATHER ALERTS - Fire Weather Watch

Current Conditions From Nearby Local Station  

Clear 79°F
Feels Like 79°F  
Humidity N/A Dew Point N/A Wind SSE 10 MPH Gusts 14 Barometer 29.8 in.756.9 mm
Solar Rad 0 w/m2
Report from a MADIS/MESONET station 1 miles SSW of central Port Isabel
at
WEATHER ALERTS - Fire Weather Watch

Current Conditions From Nearby Local Station  

Clear 79°F
Feels Like 79°F  
Humidity N/A Dew Point N/A Wind SSE 10 MPH Gusts 14 Barometer 29.8 in.756.9 mm
Solar Rad 0 w/m2
Report from a MADIS/MESONET station 1 miles SSW of central Port Isabel
at

Point Forecast at a Glance

TueOct 28
Tue Oct 28: Sunny, High 88°F, Low 68°F
88°
68°
WedOct 29
Wed Oct 29: Mostly Sunny, High 76°F, Low 62°F
76°
62°
ThuOct 30
Thu Oct 30: Sunny, High 72°F, Low 64°F
72°
64°
FriOct 31
Fri Oct 31: Sunny, High 76°F, Low 70°F
76°
70°
SatNov 1
Sat Nov 1: Mostly Sunny, High 81°F, Low 72°F
81°
72°
SunNov 2
Sun Nov 2: Sunny, High 80°F, Low 73°F
80°
73°
MonNov 3
Mon Nov 3: Sunny, High 81°F
81°
 

7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures through the week, ranging from 72°F to 88°F. Dry weather expected throughout the week.

Climate Context

This week's forecast shows temperatures running 4°F below the historical average for October-November. Normal highs for this period are around 83°F with lows around 65°F.



This Date in Weather History

1971 - A severe early season blizzard raged across the Plateau Region and Rocky Mountain Region. Heavy snow blocked railroads and interstate highways, and record cold accompanied the storm. Lander WY received 27 inches of snow, and the temperature at Big Piney WY plunged to 15 degrees below zero.

More on this and other weather history


Port Isabel 7 Day Weather Forecast Details

Tuesday Oct 28

Sunny

Day: Sunny, with a high near 88. South southeast wind around 15 mph.

Thunderstorms

Night: A chance of showers and thunderstorms between 11pm and midnight, then showers and thunderstorms likely between midnight and 2am, then a chance of showers and thunderstorms between 2am and 5am. Partly cloudy. Low around 68, with temperatures rising to around 72 overnight. Southeast wind 10 to 29 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.

Wednesday Oct 29

Mostly Sunny

Day: Mostly sunny, with a high near 76. North northwest wind 21 to 31 mph, with gusts as high as 37 mph.

Mostly Clear

Night: Mostly clear, with a low around 62. North northwest wind around 20 mph.

Thursday Oct 30

Sunny

Day: Sunny, with a high near 72. North northwest wind 12 to 17 mph.

Clear

Night: Clear, with a low around 64. North northeast wind 5 to 9 mph.

Friday Oct 31

Sunny

Day: Sunny, with a high near 76. East wind 6 to 9 mph.

Mostly Clear

Night: Mostly clear, with a low around 70. Southeast wind around 10 mph.

Saturday Nov 1

Mostly Sunny

Day: Mostly sunny, with a high near 81. South southeast wind 9 to 13 mph.

Mostly Clear

Night: Mostly clear, with a low around 72. East wind around 12 mph.

Sunday Nov 2

Sunny

Day: Sunny, with a high near 80.

Mostly Clear

Night: Mostly clear, with a low around 73.

Monday Nov 3

Sunny

Day: Sunny, with a high near 81.

Sun & Moon   Monthly

First Light 7:12 AM

Sunrise 7:36 AM

Sunset 6:51 PM

Last Light 7:14 PM

Moonrise 1:45 PM

Moonset 11:25 PM

Moon Phase

Close Tide Stations

Port Isabel
(0.9 miles away)

Queen Isabella Causeway (west end)
(1.1 miles away)

South Bay entrance
(2.2 miles away)

 

Buy me a coffee

Contiguous United States Extremes

Mon's High Temperature
100 at Rio Grande Village, TX and 7 Miles East-southeast Of Hidalgo, TX

Mon's Low Temperature
14 at 29 Miles Northwest Of Sun Valley, ID


Weather Folklore

If cumulus clouds are smaller at sunset than at noon, expect fair weather.


Ad Free Weather
Current subscribers - login to your ClearSky account

About Port Isabel, Texas

Port Isabel is a city in Cameron County, Texas, United States. It is part of the Brownsville–Harlingen–Raymondville and the Matamoros–Brownsville metropolitan areas. The population was 5,028 at the 2020 census.

The city's name is given to the Port Isabel Detention Center, 12 miles (19 km) to the northwest next to Port Isabel-Cameron County Airport.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.