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Stewart Colonia, Texas Weather Forecast
Stewart Colonia, Texas Weather
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Click for Dense Fog Advisory for Stewart Colonia, Texas
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Weather Forecast for Stewart Colonia, Texas : Cameron County
Issued: 3:00 am CST Dec 14, 2025 Latitude: 25.9314692 Longitude: -97.4383152 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Fog on Overnight 50% chance of thunderstorms on Sunday Mostly Cloudy on Monday 20% chance of rain on Tuesday 40% chance of thunderstorms on Wednesday Mostly Sunny on Thursday Partly Sunny on Friday Mostly Sunny on Saturday
Low: 67°F High: 74 °F High: 63°F High: 76°F High: 79°F High: 83°F High: 79°F High: 82°F
Low: 54°F Low: 58°F Low: 66°F Low: 66°F Low: 66°F Low: 66°F  
Fog Thunderstorms Mostly Cloudy Rain Thunderstorms Mostly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
BROWNSVILLE - (KBRO)
70°
Cloudy
Mist
as of 2:42 AM CST
Rel. Humidity: 88%
Dew Point: 66°F
Visibility: 3/4 Miles
Pressure: 30.04 in.
Flight Rule: MVFR
Wind Data
Calm
Current Conditions at
PORT ISABEL - (KPIL)
66°
Clear
Mist
as of 2:42 AM CST
Rel. Humidity: 100%
Dew Point: 66°F
Visibility: 3/4 Miles
Pressure: 30.05 in.
Flight Rule: MVFR
Wind Data
Calm
Current Conditions at
HARLINGEN - (KHRL)
64°
Mostly Clear
Fog
as of 2:17 AM CST
Rel. Humidity: 100%
Dew Point: 64°F
Visibility: 1/4 Miles
Pressure: 30.04 in.
Flight Rule: IFR
Wind Data
5 MPH
100° East
Fog on Overnight Overnight... Patchy dense fog. Otherwise, mostly cloudy, with a low around 67. Calm wind.
50% chance of thunderstorms Sunday Sunday... A chance of showers and thunderstorms before 2pm, then a slight chance of showers between 2pm and 3pm. Patchy dense fog before 8am. Otherwise, mostly cloudy, with a temperature rising to near 74 by 9am, then falling to around 64 during the remainder of the day. Breezy, with a light north northeast wind increasing to 16 to 21 mph in the morning. Winds could gust as high as 36 mph. Chance of precipitation is 50%.
20% chance of rain Sunday Night Sunday Night... A slight chance of showers between 8pm and 10pm. Cloudy, with a low around 54. Breezy, with a north wind 14 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 63. North northeast wind 8 to 14 mph, with gusts as high as 21 mph.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 58. North northeast wind 5 to 7 mph becoming light and variable.
20% chance of rain Tuesday Tuesday... A 20 percent chance of showers after noon. Mostly cloudy, with a high near 76. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.
40% chance of thunderstorms Tuesday Night Tuesday Night... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southeast wind 6 to 8 mph.
40% chance of thunderstorms Wednesday Wednesday... A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. South southeast wind 6 to 10 mph.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 66. South wind around 7 mph.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 83. South wind 6 to 11 mph.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 66. Southeast wind 5 to 8 mph.
Partly Sunny on Friday Friday... Partly sunny, with a high near 79.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 66.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 82.
Sun Almanac for Stewart Colonia, Texas
Sunrise: 07:09 AM
Sunset: 5:41 PM
Civil Sunrise:06:44 AM
Civil Sunset: 6:06 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 6:34 PM
Astro Sunrise: 05:47 AM
Astro Sunset: 7:03 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.