HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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78553 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
HARLINGEN, TX Current Weather
5:52 PM CDT AUG 28, 2026
Clear 93°F
Feels Like:	102°F
Dewpoint:	73°F
Rel. Hum.:	52%
Visibility:	10 miles
Wind:	ESE at 21 mph, gusts to 29
Pressure:	29.93 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

TONIGHT
Mostly clear. 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 this evening.

SATURDAY
Sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 90s. East winds around 5 mph, increasing to 10 to 15 mph with gusts up to 20 mph in the afternoon. Chance of rain 20 percent. Heat index values up to 111.

SATURDAY NIGHT
Mostly clear. 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.

SUNDAY
Sunny 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 112.

SUNDAY NIGHT
Mostly clear. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 106 early in the evening.

MONDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.

MONDAY NIGHT
Mostly clear. Lows in the upper 70s.

TUESDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.

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

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

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

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

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

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 8/28/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Friday
28 AUG 2026

1 PM

97°

105°

Clear

7%

0% Thunder
( 27% severe)

ESE 8

43%

71°

High 98°

4 PM

96°

105°

Partly Cloudy

E 15

46%

72°

Partly Cloudy

7 PM

91°

100°

Clear

1%

0% Thunder
( 5% severe)

ESE 15

56%

73°

10 PM

84°

92°

Partly Cloudy

SE 8

74%

75°

Saturday
29 AUG 2026

1 AM

81°

87°

Partly Cloudy

2%

0% Thunder
( 4% severe)

SSE 5

85%

76°

Low 75°

4 AM

80°

85°

Clear

SE 3

88%

76°

High 100°

7 AM

78°

81°

Partly Cloudy

4%

0% Thunder
( 16% severe)

CALM

91%

75°

Partly Cloudy

Chance of Rain

10 AM

88°

99°

Partly Cloudy

SE 5

68%

76°

1 PM

96°

105°

Partly Cloudy

23%
RAIN
.5–1 in

0% Thunder
( 32% severe)

ESE 8

46%

72°

4 PM

96°

106°

Partly Cloudy

ESE 14

48%

73°

7 PM

90°

99°

Partly Cloudy

1%

0% Thunder
( 8% severe)

ESE 14

58%

73°

10 PM

84°

92°

Partly Cloudy

SE 9

74%

75°

Sunday
30 AUG 2026

1 AM

82°

89°

Partly Cloudy

1%

0% Thunder
( 4% severe)

SSE 7

82%

76°

Low 76°

4 AM

80°

85°

Partly Cloudy

SSE 6

88%

76°

High 100°

7 AM

79°

83°

Partly Cloudy

4%

0% Thunder
( 15% severe)

SE 5

88%

75°

Partly Cloudy

Chance of Rain

10 AM

88°

99°

Clear

SSE 9

68%

76°

1 PM

97°

106°

Partly Cloudy

22%
RAIN
<.01 in

0% Thunder
( 31% severe)

SE 10

45%

72°

4 PM

97°

106°

Partly Cloudy

ESE 16

45%

72°

7 PM

91°

100°

Clear

ESE 18

56%

73°


HARLINGEN, TX extended weather forecast
Monday 31 AUG 2026	Tuesday 1 SEP 2026	Wednesday 2 SEP 2026	Thursday 3 SEP 2026	Friday 4 SEP 2026
Low 78°	Low 77°	Low 77°	Low 76°	Low 76°
High 98°	High 99°	High 98°	High 97°	High 95°

Partly Cloudy 24% Rain	Partly Cloudy 27% Rain	Partly Cloudy 31% Rain	Partly Cloudy 25% Rain	Partly Cloudy 28% Rain

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