HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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78553 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
HARLINGEN, TX Current Weather
3:52 PM CDT APR 18, 2026
Broken Clouds 84°F
Feels Like:	90°F
Dewpoint:	72°F
Rel. Hum.:	67%
Visibility:	10 miles
Wind:	ESE at 17 mph
Pressure:	29.86 inches
Last 72 hours
Local Area Snow Depth
Texas Current Weather
Texas MOS Forecast Weather

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(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 cloudy. Near steady temperature in the upper 80s. Southeast winds 15 to 20 mph with gusts up to 30 mph.

TONIGHT
Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Lows in the mid 60s. East winds 10 to 15 mph, becoming north after midnight. Gusts up to 30 mph. Chance of rain 70 percent.

SUNDAY
Showers likely. Cooler with highs in the mid 70s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent.

SUNDAY NIGHT
Showers with a chance of thunderstorms in the evening, then showers likely after midnight. Lows in the mid 60s. North winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of rain 80 percent.

MONDAY
Showers likely. Highs in the upper 70s. East winds 10 to 15 mph. Chance of rain 70 percent.

MONDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 50 percent.

TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. Highs in the lower 80s. Chance of rain 50 percent.

TUESDAY NIGHT
Partly cloudy. Lows in the upper 60s.

WEDNESDAY
Mostly sunny. Highs in the mid 80s.

WEDNESDAY NIGHT
Mostly clear. Lows around 70.

THURSDAY
Mostly sunny. Highs in the upper 80s.

THURSDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 70s.

FRIDAY
Partly sunny. Highs in the upper 80s.

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 4/18/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Saturday
18 APR 2026

1 PM

87°

91°

Mostly Cloudy

7%

0% Thunder
( 9% severe)

SSE 20

55%

69°

High 88°

4 PM

87°

90°

Mostly Cloudy

ESE 18

53%

68°

Mostly Cloudy

Chance of Rain

Breezy

7 PM

80°

83°

Mostly Cloudy

32%
RAIN
.01–.1 in

0% Thunder
( 19% severe)

E 16

72%

70°

10 PM

75°

75°

Mostly Cloudy

ENE 12

84%

70°

Sunday
19 APR 2026

1 AM

71°

71°

Mostly Cloudy

64%
RAIN
***

0% Thunder
( 15% severe)

N 12

87%

67°

Low 63°

4 AM

66°

66°

Mostly Cloudy

N 16

90%

63°

High 73°

7 AM

65°

65°

Mostly Cloudy

57%
RAIN
***

0% Thunder
( 10% severe)

N 18

90%

62°

Mostly Cloudy

Rain Likely

Breezy

10 AM

67°

67°

Mostly Cloudy

N 20

87%

63°

1 PM

70°

70°

Mostly Cloudy

70%
RAIN
***

0% Thunder
( 13% severe)

N 20

78%

63°

4 PM

70°

70°

Overcast

N 18

81%

64°

7 PM

68°

68°

Overcast

73%
RAIN
***

0% Thunder
( 23% severe)

N 16

87%

64°

10 PM

66°

66°

Mostly Cloudy

NNE 14

93%

64°

Monday
20 APR 2026

1 AM

66°

66°

Mostly Cloudy

56%
RAIN
***

0% Thunder
( 18% severe)

N 10

93%

64°

Low 62°

4 AM

66°

66°

Mostly Cloudy

N 9

90%

63°

High 78°

7 AM

65°

65°

Mostly Cloudy

58%
RAIN
***

0% Thunder
( 13% severe)

NNE 8

93%

63°

Mostly Cloudy

Rain Likely

10 AM

69°

69°

Mostly Cloudy

E 12

87%

65°

1 PM

74°

74°

Mostly Cloudy

64%
RAIN
***

0% Thunder
( 21% severe)

E 14

76%

66°

4 PM

75°

75°

Mostly Cloudy

E 15

74%

66°

7 PM

72°

72°

Mostly Cloudy

E 15

81%

66°


HARLINGEN, TX extended weather forecast
Tuesday 21 APR 2026	Wednesday 22 APR 2026	Thursday 23 APR 2026	Friday 24 APR 2026	Saturday 25 APR 2026
Low 66°	Low 67°	Low 68°	Low 72°	Low 72°
High 86°	High 87°	High 87°	High 88°	High 91°

Overcast 37% Rain	Mostly Cloudy 20% Rain	Partly Cloudy 20% Rain	Overcast 23% Rain	Overcast 28% Rain

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