National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Summer Heat In Multiple Spots

A large dome of high pressure is expected to deliver summer heat with humidity in multiple sections of the country to start off the week. Excessive heat warnings and heat advisories are in effect across the south-central Plains, Mid to Lower Mississippi Valley and from the Mid-Atlantic into the Northeast. This includes the cities of New York, Philadelphia, Dallas, Oklahoma City and Kansas City. Read More >

Hazardous Weather Conditions

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Fair

83°F

28°C

Humidity 85%
Wind Speed SE 10 mph
Barometer 29.88 in (1011.8 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 19 Aug 2:52 am CDT
Extended Forecast for

Harlingen TX

  • Overnight

    Overnight: Partly cloudy, with a low around 80. South southeast wind around 10 mph.

    Partly Cloudy

    Low: 80 °F

  • Monday

    Monday: Mostly sunny and hot, with a high near 100. Heat index values as high as 112. Southeast wind 7 to 17 mph, with gusts as high as 22 mph.

    Hot

    High: 100 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 78. Southeast wind 7 to 17 mph, with gusts as high as 22 mph.

    Partly Cloudy

    Low: 78 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 99. Heat index values as high as 107. Southeast wind 6 to 16 mph, with gusts as high as 21 mph.

    Mostly Sunny

    High: 99 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 77. East southeast wind 5 to 15 mph, with gusts as high as 21 mph.

    Partly Cloudy

    Low: 77 °F

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 97. Light southeast wind becoming east 10 to 15 mph in the morning. Winds could gust as high as 21 mph.

    Slight Chance
    T-storms

    High: 97 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 77.

    Partly Cloudy

    Low: 77 °F

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.

    Chance
    T-storms

    High: 96 °F

  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.

    Slight Chance
    T-storms

    Low: 78 °F

Detailed Forecast

Overnight
Partly cloudy, with a low around 80. South southeast wind around 10 mph.
Monday
Mostly sunny and hot, with a high near 100. Heat index values as high as 112. Southeast wind 7 to 17 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 78. Southeast wind 7 to 17 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 99. Heat index values as high as 107. Southeast wind 6 to 16 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 77. East southeast wind 5 to 15 mph, with gusts as high as 21 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 97. Light southeast wind becoming east 10 to 15 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 77.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 79.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 96.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Harlingen TX
 26.21°N 97.67°W
Last Update:
3:30 am CDT Aug 19, 2019
Forecast Valid:
3am CDT Aug 19, 2019-6pm CDT Aug 25, 2019
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation