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

Decatur, Pryor Field (KDCU)

Lat: 34.66°NLon: 86.94°WElev: 591ft.

Fair

78°F

26°C

Humidity 85%
Wind Speed Calm
Barometer 30.15 in (1020.2 mb)
Dewpoint 73°F (23°C)
Visibility 9.00 mi
Heat Index80°F (27°C)
Last update 16 Aug 7:53 am CDT
Extended Forecast for

Trinity AL

Dense Fog Advisory until August 16, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until August 16, 09:00am

    NOW until 9:00am Sat

    Dense Fog Advisory

  • Today

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Heat index values as high as 101. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. East northeast wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 96. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 95. Heat index values as high as 101. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 74. Calm wind.
Sunday
Sunny, with a high near 95. Heat index values as high as 101. Calm wind becoming north northeast around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 73. East northeast wind around 5 mph becoming calm.
Monday
Sunny, with a high near 96. Calm wind becoming north northeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Trinity AL
 34.61°N 87.12°W (Elev. 630 ft)
Last Update:
7:50 am CDT Aug 16, 2025
Forecast Valid:
8am CDT Aug 16, 2025-6pm CDT Aug 22, 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