National Weather Service United States Department of Commerce

Much needed precipitation continues across the Southwest; central and eastern U.S. prepare for more winter weather

Widespread and much-needed precipitation across the Southwest will begin to spread into the Plains through Saturday. As the moisture encounters an Arctic airmass dropping down through the north-central U.S., moderate to heavy snow is expected to develop across the Midwest Saturday and then move into portions of the Mid-Atlantic and Northeast on Sunday.
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Hazardous Weather Conditions

Current Conditions

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Port Isabel TX

7 Day Forecast

For More Weather Information:

Brownsville, TX Local Forecast Office

Today

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 71 °F

Tonight

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 63 °F

Sunday

Partly Sunny

Partly
Sunny

High: 74 °F

Sunday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 56 °F

Monday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 56 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 49 °F

Tuesday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 57 °F

Tuesday
Night

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

Low: 53 °F

Wednesday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 65 °F

Detailed Forecast

  • Today A 20 percent chance of showers before noon. Partly sunny, with a high near 71. Breezy, with a south southeast wind 17 to 20 mph, with gusts as high as 28 mph.
  • Tonight A 20 percent chance of showers. Mostly cloudy, with a low around 63. South southeast wind 8 to 16 mph, with gusts as high as 23 mph.
  • Sunday Partly sunny, with a high near 74. South wind 10 to 14 mph, with gusts as high as 20 mph.
  • Sunday Night A 40 percent chance of showers. Mostly cloudy, with a low around 56. Breezy, with a south southeast wind 10 to 15 mph becoming north northeast 23 to 28 mph after midnight. Winds could gust as high as 33 mph.
  • Monday A 30 percent chance of showers. Cloudy, with a high near 56. Breezy, with a north wind 24 to 29 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph.
  • Monday Night A 50 percent chance of rain. Cloudy, with a low around 49. North wind 9 to 16 mph, with gusts as high as 21 mph.
  • Tuesday Rain likely. Cloudy, with a high near 57. Chance of precipitation is 60%.
  • Tuesday Night Rain likely. Cloudy, with a low around 53. Chance of precipitation is 60%.
  • Wednesday A 20 percent chance of rain. Partly sunny, with a high near 65.
  • Wednesday Night Partly cloudy, with a low around 54.
  • Thursday Mostly sunny, with a high near 61.
  • Thursday Night Mostly cloudy, with a low around 51.
  • Friday Partly sunny, with a high near 62.