HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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78553 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
HARLINGEN, TX Current Weather
11:52 AM CST FEB 18, 2026
Broken Clouds 82°F
Feels Like:	84°F
Dewpoint:	64°F
Rel. Hum.:	55%
Visibility:	10 miles
Wind:	S at 17 mph, gusts to 32
Pressure:	29.85 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 2025 Hurricanes	HARLINGEN, TX 78553 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Mostly sunny. Highs in the mid 80s. South winds 15 to 20 mph with gusts up to 30 mph.

TONIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph.

THURSDAY
Mostly sunny. Highs around 90. South winds 15 to 20 mph with gusts up to 25 mph.

THURSDAY NIGHT
Partly cloudy. Lows in the upper 60s. Southeast winds 10 to 15 mph. Gusts up to 25 mph in the evening.

FRIDAY
Sunny. Highs around 90. South winds 10 to 15 mph with gusts up to 20 mph.

FRIDAY NIGHT
Mostly clear. Lows in the mid 60s.

SATURDAY
Mostly sunny. Highs in the upper 80s.

SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows around 60.

SUNDAY
Mostly sunny. Much cooler with highs in the lower 70s.

SUNDAY NIGHT
Partly cloudy. Lows in the lower 50s.

MONDAY
Mostly sunny. Highs in the lower 70s.

MONDAY NIGHT
Mostly clear. Lows in the lower 50s.

TUESDAY
Mostly sunny. Highs in the mid 70s.

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 7:00 AM EST 2/18/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
18 FEB 2026

12 PM

84°

86°

Partly Cloudy

0%

0% Thunder
( 0% severe)

S 17

53%

65°

High 87°

3 PM

86°

87°

Partly Cloudy

S 20

48%

64°

Partly Cloudy

Breezy

6 PM

79°

81°

Partly Cloudy

0%

0% Thunder
( 0% severe)

SSE 20

62%

65°

9 PM

70°

70°

Partly Cloudy

S 17

84%

65°

Thursday
19 FEB 2026

12 AM

69°

69°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

S 16

90%

66°

Low 64°

3 AM

68°

68°

Mostly Cloudy

S 16

93%

66°

High 91°

6 AM

67°

67°

Mostly Cloudy

0%

0% Thunder
( 0% severe)

S 15

93%

65°

Partly Cloudy

Breezy

9 AM

72°

72°

Partly Cloudy

S 17

87%

68°

12 PM

85°

87°

Partly Cloudy

0%

0% Thunder
( 0% severe)

S 17

53%

66°

3 PM

90°

91°

Partly Cloudy

S 16

41%

63°

6 PM

83°

85°

Partly Cloudy

0%

0% Thunder
( 0% severe)

SSE 16

57%

66°

9 PM

71°

71°

Partly Cloudy

SSE 13

87%

67°

Friday
20 FEB 2026

12 AM

70°

70°

Partly Cloudy

0%

0% Thunder
( 0% severe)

SSE 12

93%

68°

Low 65°

3 AM

68°

68°

Mostly Cloudy

SSE 10

100%

68°

High 92°

6 AM

67°

67°

Mostly Cloudy

0%

0% Thunder
( 1% severe)

SSE 9

100%

67°

Decreasing Clouds

9 AM

73°

73°

Partly Cloudy

S 10

90%

70°

12 PM

86°

89°

Partly Cloudy

0%

0% Thunder
( 1% severe)

S 13

55%

68°

3 PM

90°

92°

Clear

SSE 15

45%

66°

6 PM

83°

85°

Clear

SE 16

57%

66°


HARLINGEN, TX extended weather forecast
Saturday 21 FEB 2026	Sunday 22 FEB 2026	Monday 23 FEB 2026	Tuesday 24 FEB 2026	Wednesday 25 FEB 2026
Low 64°	Low 56°	Low 51°	Low 55°	Low 63°
High 87°	High 73°	High 76°	High 82°	High 83°

Partly Cloudy 17% Rain	Mostly Cloudy 24% Rain	Partly Cloudy 14% Rain	Partly Cloudy 17% Rain	Partly Cloudy 20% Rain

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