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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 >

Hazardous Weather Conditions

Current conditions at

Greenville / Majors (KGVT)

Lat: 33.07°NLon: 96.07°WElev: 535ft.

Fair

77°F

25°C

Humidity 89%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 18 Aug 3:15 am CDT
Extended Forecast for

Campbell TX

Heat Advisory August 18, 03:39am until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 03:39am until August 18, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Overnight

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Heat index values as high as 108. Calm wind becoming southwest around 5 mph.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 75. East northeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 96. Calm wind becoming north around 5 mph in the afternoon.

    High: 96 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming northeast around 5 mph in the morning.

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Calm wind.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 99. Heat index values as high as 108. Calm wind becoming southwest around 5 mph.
Monday Night
Mostly clear, with a low around 76. Calm wind.
Tuesday
Sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 75. East northeast wind around 5 mph becoming calm in the evening.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 96. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. 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 92. 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 71. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 93. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 70.
Saturday
Sunny, with a high near 94.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 94.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Campbell TX
 33.15°N 95.95°W (Elev. 564 ft)
Last Update:
12:23 am CDT Aug 18, 2025
Forecast Valid:
3am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
Forecast Discussion
 
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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