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Santa Monica, Texas Weather Forecast
Santa Monica, Texas Weather
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Weather Forecast for Santa Monica, Texas : Willacy County
Issued: 3:00 am CST Dec 14, 2025 Latitude: 26.362293 Longitude: -97.5858204 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Fog on Overnight 40% chance of thunderstorms on Sunday Partly Sunny on Monday Mostly Cloudy on Tuesday 30% chance of thunderstorms on Wednesday Mostly Sunny on Thursday Partly Sunny on Friday Mostly Sunny on Saturday
Low: 69°F High: 72 °F High: 62°F High: 75°F High: 78°F High: 83°F High: 78°F High: 82°F
Low: 51°F Low: 56°F Low: 63°F Low: 63°F Low: 63°F Low: 63°F  
Fog Thunderstorms Partly Sunny Mostly Cloudy Thunderstorms Mostly Sunny Partly Sunny Mostly Sunny
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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
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
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
Fog on Overnight Overnight... Patchy dense fog. Otherwise, mostly cloudy, with a steady temperature around 69. Calm wind.

40% chance of thunderstorms Sunday Sunday... A chance of showers and thunderstorms before 11am, then a slight chance of showers between 11am and 1pm. Patchy dense fog before 8am. Otherwise, mostly cloudy, with a temperature rising to near 72 by 9am, then falling to around 62 during the remainder of the day. Breezy, with a light north northeast wind increasing to 20 to 25 mph in the morning. Winds could gust as high as 37 mph. Chance of precipitation is 40%.

Cloudy on Sunday Night Sunday Night... Cloudy, with a low around 51. Breezy, with a north wind 14 to 23 mph, with gusts as high as 37 mph.

Partly Sunny on Monday Monday... Partly sunny, with a high near 62. North wind 8 to 14 mph, with gusts as high as 20 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 56. East wind 3 to 7 mph.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 75. Southeast wind 6 to 13 mph, with gusts as high as 20 mph.

30% chance of thunderstorms Tuesday Night Tuesday Night... A 30 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 63. South southeast wind 6 to 10 mph.

30% chance of thunderstorms Wednesday Wednesday... A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 78. South southeast wind 6 to 11 mph. Chance of precipitation is 30%.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 63. South wind 6 to 9 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 63. South southeast wind 6 to 9 mph becoming east northeast after midnight.

Partly Sunny on Friday Friday... Partly sunny, with a high near 78.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 63.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 82.

Current Radar Image


Sun Almanac for Santa Monica, Texas
Sunrise: 07:10 AM
Sunset: 5:40 PM
Civil Sunrise:06:45 AM
Civil Sunset: 6:06 PM
Nautical Sunrise: 06:16 AM
Nautical Sunset: 6:34 PM
Astro Sunrise: 05:48 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.