Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Nacogdoches, A L Mangham Jr. Regional Airport (KOCH)

Lat: 31.58°NLon: 94.72°WElev: 354ft.

Fog/Mist

75°F

24°C

Humidity 96%
Wind Speed E 3 mph
Barometer 29.78 in (1008.4 mb)
Dewpoint 74°F (23°C)
Visibility 6.00 mi
Last update 17 Jun 5:56 am CDT
Extended Forecast for

Martinsville TX

Flood Watch June 17, 06:19am until June 18, 07:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 17, 06:19am until June 18, 07:00pm

    NOW until 7:00pm Thu

    Flood Watch

  • Today

    High: 88 °F

    Chance
    Showers and
    Patchy Fog

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 4am.  Mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers before 7am.  Mostly cloudy, then gradually becoming sunny and hot, with a high near 95. Heat index values as high as 112. Calm wind becoming south around 5 mph in the morning.

    High: 95 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 78. South wind around 5 mph becoming calm  after midnight.

    Low: 78 °F

    Increasing
    Clouds

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.

    High: 94 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 91.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 76.

    Low: 76 °F

    Mostly Cloudy

Detailed Forecast

Today
A slight chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 88. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tonight
A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers before 7am. Mostly cloudy, then gradually becoming sunny and hot, with a high near 95. Heat index values as high as 112. Calm wind becoming south around 5 mph in the morning.
Thursday Night
Increasing clouds, with a low around 78. South wind around 5 mph becoming calm after midnight.
Juneteenth
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
Saturday Night
Mostly cloudy, with a low around 76.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94.
Sunday Night
Partly cloudy, with a low around 77.
Monday
Mostly sunny and hot, with a high near 96.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
Mostly sunny and hot, with a high near 96.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Martinsville TX
 31.63°N 94.41°W (Elev. 246 ft)
6:06 am CDT Jun 17, 2026
6am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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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