7-Day Forecast 37.2°N 80.41°W (Text-Only)
NWS Forecast for: Merrimac VA
Issued by: National Weather Service Blacksburg, VA
Last Update: 2:00 pm EDT Jul 13, 2025




This Afternoon: Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 88. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight: A chance of showers and thunderstorms, mainly before 8pm. Areas of fog after 4am. Otherwise, partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday: Showers and thunderstorms likely, mainly after 5pm. Areas of fog before 9am. Otherwise, increasing clouds, with a high near 87. Light west wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday Night: Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 85. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 68. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 85. Chance of precipitation is 80%.

Wednesday Night: Showers before 8pm. Low around 68. Chance of precipitation is 80%.

Thursday: A chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 70%.

Thursday Night: Showers likely before 8pm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

Friday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 70%.

Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

Saturday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. Chance of precipitation is 60%.



Merrimac VA
 37.2°N 80.41°W (Elev. 2096 ft)

Visit your local NWS office at: https://www.weather.gov/rnk