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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Greenville / Majors (KGVT)

Lat: 33.07°NLon: 96.07°WElev: 535ft.

Fair

82°F

28°C

Humidity 79%
Wind Speed SE 5 mph
Barometer 30.05 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 15 Aug 10:15 pm CDT
Extended Forecast for

Merit TX

Heat Advisory August 15, 10:26pm until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 15, 10:26pm until August 16, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 97. Heat index values as high as 106. South wind 5 to 10 mph.

    High: 97 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. South wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 97. Heat index values as high as 107. South wind around 5 mph.

    High: 97 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. Southeast wind around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. East southeast wind around 5 mph.

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. East southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 97. Calm wind becoming east around 5 mph in the afternoon.

    High: 97 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 76. South wind around 5 mph.
Saturday
Sunny, with a high near 97. Heat index values as high as 106. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 76. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 97. Heat index values as high as 107. South wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 75. Southeast wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. East southeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 75. East southeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 97. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 75. East wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 70.
Friday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Merit TX
 33.21°N 96.3°W (Elev. 653 ft)
Last Update:
5:24 pm CDT Aug 15, 2025
Forecast Valid:
10pm CDT Aug 15, 2025-6pm CDT Aug 22, 2025
 
Forecast Discussion
 
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Additional Resources

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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