HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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78553 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
HARLINGEN, TX Current Weather
10:52 PM CDT SEP 9, 2026
Clear 79°F
Feels Like:	82°F
Dewpoint:	73°F
Rel. Hum.:	82%
Visibility:	10 miles
Wind:	ESE at 7 mph
Pressure:	30.00 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
Partly sunny with a chance of showers and thunderstorms. Near steady temperature in the mid 90s. East winds 10 to 15 mph with gusts up to 20 mph. Chance of rain 40 percent. Heat index values up to 111.

TONIGHT
Partly cloudy in the evening, then clearing. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 20 mph, diminishing to around 5 mph after midnight. Heat index values up to 105 early in the evening.

THURSDAY
Sunny with highs in the upper 90s. Southeast winds around 5 mph, increasing to 10 to 15 mph with gusts up to 20 mph in the afternoon. Heat index values up to 113.

THURSDAY NIGHT
Mostly clear. Humid with lows around 80. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 107 early in the evening.

FRIDAY
Sunny, hot with highs around 100. South winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 113.

FRIDAY NIGHT
Mostly clear. Lows around 80. Heat index values up to 105 early in the evening.

SATURDAY
Sunny. Highs in the upper 90s. Heat index values up to 115.

SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 80. Heat index values up to 110 early in the evening.

SUNDAY
Sunny. Highs in the upper 90s. Heat index values up to 115.

SUNDAY NIGHT
Mostly clear. Lows around 80. Heat index values up to 110 early in the evening.

MONDAY
Sunny. Highs in the upper 90s. Heat index values up to 115.

MONDAY NIGHT
Mostly clear. Lows around 80. Heat index values up to 110 early in the evening.

TUESDAY
Sunny. Highs in the upper 90s. 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/ 9/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
9 SEP 2026

1 PM

95°

105°

Mostly Cloudy

35%
RAIN
***

0% Thunder
( 38% severe)

SE 9

49%

73°

High 96°

4 PM

94°

106°

Mostly Cloudy

E 13

54%

75°

Decreasing Clouds

Chance of Rain

7 PM

89°

99°

Partly Cloudy

2%

0% Thunder
( 6% severe)

ESE 14

64%

75°

10 PM

84°

93°

Clear

SE 8

77%

76°

Thursday
10 SEP 2026

1 AM

81°

87°

Partly Cloudy

2%

0% Thunder
( 6% severe)

SSE 5

85%

76°

Low 75°

4 AM

80°

85°

Partly Cloudy

SSE 3

88%

76°

High 101°

7 AM

78°

81°

Partly Cloudy

4%

0% Thunder
( 14% severe)

SE 3

91%

75°

Partly Cloudy

Chance of Rain

10 AM

88°

100°

Partly Cloudy

S 6

70%

77°

1 PM

97°

106°

Partly Cloudy

26%
RAIN
.01–.1 in

0% Thunder
( 33% severe)

SSE 7

45%

72°

4 PM

97°

107°

Partly Cloudy

ESE 14

46%

73°

7 PM

90°

101°

Clear

1%

0% Thunder
( 10% severe)

ESE 16

62%

75°

10 PM

85°

95°

Clear

SE 13

75%

76°

Friday
11 SEP 2026

1 AM

83°

91°

Partly Cloudy

0%

0% Thunder
( 6% severe)

SSE 10

80%

76°

Low 77°

4 AM

81°

87°

Partly Cloudy

SSE 10

85%

76°

High 102°

7 AM

79°

83°

Partly Cloudy

1%

0% Thunder
( 13% severe)

SSE 9

88%

75°

Clear

10 AM

89°

102°

Clear

S 13

68%

77°

1 PM

98°

107°

Clear

6%

0% Thunder
( 29% severe)

SSE 15

43%

72°

4 PM

99°

109°

Clear

SSE 18

42%

72°

7 PM

91°

101°

Clear

SE 20

58%

74°


HARLINGEN, TX extended weather forecast
Saturday 12 SEP 2026	Sunday 13 SEP 2026	Monday 14 SEP 2026	Tuesday 15 SEP 2026	Wednesday 16 SEP 2026
Low 79°	Low 78°	Low 78°	Low 76°	Low 74°
High 98°	High 97°	High 98°	High 95°	High 95°

Partly Cloudy 22% Rain	Partly Cloudy 26% Rain	Partly Cloudy 24% Rain	Partly Cloudy 25% Rain	Partly Cloudy 31% Rain

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