HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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78553 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
HARLINGEN, TX Current Weather
7:52 PM CDT SEP 3, 2026
Few Clouds 88°F
Feels Like:	100°F
Dewpoint:	77°F
Rel. Hum.:	70%
Visibility:	10 miles
Wind:	SE at 20 mph, gusts to 30
Pressure:	29.83 inches
Last 72 hours
Local Area Snow Depth
Texas Current Weather
Texas MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

78553 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	HARLINGEN, TX 78553 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Sunny, hot. Near steady temperature in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 114.

TONIGHT
Mostly clear in the evening, then becoming partly cloudy. Humid with lows around 80. Southeast winds 15 to 20 mph, diminishing to 5 to 10 mph after midnight. Gusts up to 30 mph. Heat index values up to 109 early in the evening.

FRIDAY
Mostly sunny. Hot with highs around 100. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 113.

FRIDAY NIGHT
Mostly clear. Humid with lows around 80. Southeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Heat index values up to 109 early in the evening.

SATURDAY
Mostly sunny. Humid with highs in the upper 90s. Southeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Heat index values up to 110.

SATURDAY NIGHT
Partly cloudy. Lows in the upper 70s.

SUNDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 30 percent. Heat index values up to 115.

SUNDAY NIGHT
Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.

LABOR DAY
Mostly sunny. Highs in the upper 90s. Heat index values up to 110.

MONDAY NIGHT
Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.

TUESDAY
Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 40 percent. Heat index values up to 110.

TUESDAY NIGHT
Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening.

WEDNESDAY
Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 40 percent. Heat index values up to 110.

78553 WEATHER SATELLITE LOOPS

Visible Weather Satellite
HARLINGEN, TX 78553

Infrared Weather Satellite
HARLINGEN, TX 78553

78553 WEATHER RADAR LOOP

NEXRAD Weather Radar
HARLINGEN, TX 78553

MOS COMPUTER WEATHER FORECAST

HARLINGEN, TX 3 hourly weather forecast

weather forecast created 8:00 AM EDT 9/ 3/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Thursday
3 SEP 2026

1 PM

99°

108°

Partly Cloudy

1%

0% Thunder
( 16% severe)

SSE 14

41%

71°

High 101°

4 PM

100°

110°

Partly Cloudy

SE 18

41%

72°

Partly Cloudy

Breezy

7 PM

91°

101°

Clear

0%

0% Thunder
( 3% severe)

SE 21

58%

74°

10 PM

85°

96°

Clear

SE 15

77%

77°

Friday
4 SEP 2026

1 AM

83°

92°

Partly Cloudy

1%

0% Thunder
( 4% severe)

SSE 12

82%

77°

Low 79°

4 AM

82°

90°

Partly Cloudy

SSE 9

85%

77°

High 102°

7 AM

80°

85°

Partly Cloudy

1%

0% Thunder
( 8% severe)

SSE 8

88%

76°

Partly Cloudy

10 AM

90°

103°

Partly Cloudy

SSE 13

66%

77°

1 PM

98°

107°

Mostly Cloudy

6%

0% Thunder
( 23% severe)

SSE 13

43%

72°

4 PM

98°

109°

Partly Cloudy

ESE 18

45%

73°

7 PM

91°

101°

Clear

0%

0% Thunder
( 6% severe)

SE 17

58%

74°

10 PM

85°

95°

Partly Cloudy

SE 12

75%

76°

Saturday
5 SEP 2026

1 AM

83°

92°

Partly Cloudy

2%

0% Thunder
( 6% severe)

SE 9

82%

77°

Low 77°

4 AM

81°

88°

Clear

SSE 8

88%

77°

High 101°

7 AM

80°

85°

Partly Cloudy

5%

0% Thunder
( 13% severe)

SE 7

88%

76°

Partly Cloudy

Chance of Rain

10 AM

89°

101°

Partly Cloudy

SSE 10

66%

76°

1 PM

97°

106°

Partly Cloudy

22%
RAIN
<.01 in

0% Thunder
( 30% severe)

SE 10

45%

72°

4 PM

97°

107°

Partly Cloudy

ESE 16

46%

73°

7 PM

91°

100°

Partly Cloudy

ESE 16

56%

73°


HARLINGEN, TX extended weather forecast
Sunday 6 SEP 2026	Monday 7 SEP 2026	Tuesday 8 SEP 2026	Wednesday 9 SEP 2026	Thursday 10 SEP 2026
Low 76°	Low 76°	Low 75°	Low 75°	Low 76°
High 96°	High 97°	High 93°	High 94°	High 96°

Partly Cloudy 44% Rain	Partly Cloudy 31% Rain	Mostly Cloudy 37% Rain	Overcast 39% Rain	Partly Cloudy 36% Rain

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