Current Weather Forecast for Mercedes

TX 78570  |   12:11pm

Weather Conditions

96°

Feels Like 106°

Mostly Cloudy

80° 99°

9

UV Index

Good

Air Quality

SSE 16 mph

Wind

0 in

rain

Today

Tue 8/11

99°

Highest Temperature

15%

Sun and clouds mixed. A stray shower or thunderstorm is possible. High 99F. Winds SSE at 15 to 25 mph.

Tonight

Tue 8/11

80°

Lowest Temperature

15%

A few passing clouds. A stray shower or thunderstorm is possible. Low around 80F. Winds SE at 15 to 25 mph.

Tomorrow

Wed 8/12

101°

Highest Temperature

14%

Some clouds early. Mostly sunny along with windy conditions during the afternoon. Hot. High 101F. Winds SSE at 20 to 30 mph.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Mercedes

Hourly Weather Forecast & Temperature

1PM

15%

98°

Feels Like 108°

Partly Cloudy

SSE 17 mph

Wind

1016 mb

Pressure

42%

Humidity

10

UV Index

10mi

Visibility

59%

Cloud Cover

2PM

15%

99°

Feels Like 109°

Partly Cloudy

SSE 16 mph

Wind

1015 mb

Pressure

39%

Humidity

11

UV Index

10mi

Visibility

47%

Cloud Cover

3PM

15%

100°

Feels Like 109°

Partly Cloudy

SSE 17 mph

Wind

1015 mb

Pressure

38%

Humidity

10

UV Index

10mi

Visibility

47%

Cloud Cover

4PM

15%

99°

Feels Like 108°

Partly Cloudy

SSE 17 mph

Wind

1014 mb

Pressure

40%

Humidity

8

UV Index

10mi

Visibility

32%

Cloud Cover

5PM

15%

98°

Feels Like 107°

Mostly Sunny

SE 18 mph

Wind

1013 mb

Pressure

41%

Humidity

4

UV Index

10mi

Visibility

28%

Cloud Cover

6PM

15%

97°

Feels Like 106°

Mostly Sunny

SE 18 mph

Wind

1013 mb

Pressure

43%

Humidity

2

UV Index

10mi

Visibility

24%

Cloud Cover

7PM

15%

94°

Feels Like 103°

Mostly Sunny

SE 19 mph

Wind

1013 mb

Pressure

47%

Humidity

0

UV Index

10mi

Visibility

26%

Cloud Cover

8PM

15%

91°

Feels Like 100°

Mostly Sunny

SE 17 mph

Wind

1014 mb

Pressure

55%

Humidity

0

UV Index

10mi

Visibility

25%

Cloud Cover

9PM

15%

88°

Feels Like 97°

Mostly Clear

SE 14 mph

Wind

1014 mb

Pressure

63%

Humidity

0

UV Index

10mi

Visibility

22%

Cloud Cover

10PM

3%

86°

Feels Like 95°

Clear

SE 13 mph

Wind

1015 mb

Pressure

70%

Humidity

0

UV Index

10mi

Visibility

2%

Cloud Cover

11PM

4%

85°

Feels Like 94°

Clear

SE 12 mph

Wind

1015 mb

Pressure

75%

Humidity

0

UV Index

10mi

Visibility

15%

Cloud Cover

12AM

5%

84°

Feels Like 93°

Clear

SE 12 mph

Wind

1015 mb

Pressure

78%

Humidity

0

UV Index

10mi

Visibility

19%

Cloud Cover

Tue 8/11

Tue

15%

80°

99°

Mix of sun and clouds. Highs in the upper 90s and lows in the low 80s.

109°

Feels Like

SSE 18 mph

Wind

42%

Humidity

11

UV Index

7:02 AM

Sunrise

8:11 PM

Sunset

Wed 8/12

Wed

14%

80°

101°

Partly cloudy and windy. Highs 99 to 103F and lows in the low 80s.

106°

Feels Like

SSE 21 mph

Wind

53%

Humidity

11

UV Index

7:02 AM

Sunrise

8:10 PM

Sunset

Thu 8/13

Thu

10%

80°

100°

Windy with a mix of sun and clouds. Highs 98 to 102F and lows in the low 80s.

109°

Feels Like

SSE 21 mph

Wind

56%

Humidity

11

UV Index

7:03 AM

Sunrise

8:09 PM

Sunset

Fri 8/14

Fri

24%

80°

98°

Mix of sun and clouds. Highs in the upper 90s and lows in the low 80s.

107°

Feels Like

SE 19 mph

Wind

57%

Humidity

11

UV Index

7:03 AM

Sunrise

8:08 PM

Sunset

Sat 8/15

Sat

7%

80°

100°

Mix of sun and clouds. Highs 98 to 102F and lows in the upper 70s.

106°

Feels Like

SE 18 mph

Wind

55%

Humidity

11

UV Index

7:04 AM

Sunrise

8:07 PM

Sunset

Sun 8/16

Sun

24%

78°

99°

Partly cloudy. Highs in the upper 90s and lows in the upper 70s.

108°

Feels Like

ESE 15 mph

Wind

59%

Humidity

11

UV Index

7:04 AM

Sunrise

8:06 PM

Sunset

Mon 8/17

Mon

24%

78°

100°

Plenty of sun. Highs 98 to 102F and lows in the upper 70s.

108°

Feels Like

SE 15 mph

Wind

58%

Humidity

11

UV Index

7:05 AM

Sunrise

8:05 PM

Sunset

Tue 8/18

Tue

24%

78°

100°

A few clouds. Highs 98 to 102F and lows in the upper 70s.

108°

Feels Like

SE 16 mph

Wind

56%

Humidity

11

UV Index

7:05 AM

Sunrise

8:04 PM

Sunset

Plans up in the air? We'll help you weather-proof them. Get the FREE FOX Weather app.

Download the App

Looking for homes in this area?

• 305 Maryland Ave, Mercedes, TX 78570
• 1015 E Starr St, Mercedes, TX 78570
• 1011 E Starr St, Mercedes, TX 78570

Sponsored by Redfin. Housing data supplied by Redfin independent of FOX Weather.

Latest Stories from Texas

Potentially life-threatening fungus rapidly spreading across the US with limited treatment options

A deadly fungus is spreading rapidly across the globe, raising alarm among health experts as treatment options remain limited.

Hidden hazard: How to stay safe from harmful algal blooms this summer

As millions of Americans head to beaches, lakes and other bodies of water this summer, health officials are warning about harmful algal blooms that can pose serious health risks to people and pets.

The top 10 worst states for battling mosquitos thanks to heat and humidity

Outside ranked the 10 worst states for mosquitoes in 2026. Here's where the biting pests thrive most, and the climate and landscapes that help fuel their populations.

Bryan Norcross: The Atlantic goes quiet after Bertha fades away

The remnants of former Tropical Storm Bertha have moved into northern Mexico. It's now a weak disturbance over the mountains.

Load More Stories