Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Greenville / Majors (KGVT)

Lat: 33.07°NLon: 96.07°WElev: 535ft.

Fair

75°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 18 Aug 5:15 am CDT
Extended Forecast for

3 Miles ESE Quinlan TX

Heat Advisory August 18, 05:32am until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 05:32am until August 18, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Today

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 78. East wind around 5 mph becoming calm.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 101. Heat index values as high as 111. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 101 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. East wind around 5 mph becoming calm  in the evening.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 97. Calm wind becoming north northwest around 5 mph in the afternoon.  Chance of precipitation is 50%.

    High: 97 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 93. Calm wind becoming northeast around 5 mph in the morning.

    High: 93 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers.  Mostly clear, with a low around 73. East northeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Heat index values as high as 110. Calm wind becoming west southwest around 5 mph.
Tonight
Mostly clear, with a low around 78. East wind around 5 mph becoming calm.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 101. Heat index values as high as 111. Calm wind becoming east northeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 78. East wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. Calm wind becoming north northwest around 5 mph in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm in the evening.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming northeast around 5 mph in the morning.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly clear, with a low around 73. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 94.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Quinlan TX
 32.88°N 96.08°W (Elev. 436 ft)
5:24 am CDT Aug 18, 2025
5am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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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