| NWS Forecast for: Herndon VA Issued by: National Weather Service Baltimore, MD/Washington, D.C. Last Update: 8:06 pm EDT May 5, 2024 |  |
| Tonight: Scattered showers and thunderstorms before midnight, then isolated showers between midnight and 2am. Patchy fog after 11pm. Otherwise, cloudy, with a low around 63. South wind around 6 mph. Chance of precipitation is 40%. Monday: A chance of showers and thunderstorms after 2pm. Areas of fog before 10am. Otherwise, cloudy, with a high near 81. South wind around 5 mph becoming light and variable in the afternoon. Chance of precipitation is 30%. Monday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Patchy fog after midnight. Otherwise, cloudy, with a low around 64. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Tuesday: A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 81. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 50%. Tuesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 65. South wind around 6 mph. Chance of precipitation is 30%. Wednesday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 20%. Wednesday Night: A chance of showers after 2am. Partly cloudy, with a low around 64. Chance of precipitation is 50%. Thursday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 78. Chance of precipitation is 90%. Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 60. Chance of precipitation is 80%. Friday: A chance of showers after 8am. Partly sunny, with a high near 72. Chance of precipitation is 50%. Friday Night: A chance of showers. Partly cloudy, with a low around 52. Chance of precipitation is 40%. Saturday: Mostly sunny, with a high near 69. Saturday Night: Partly cloudy, with a low around 50. Sunday: Mostly sunny, with a high near 70. | |
| Herndon VA 38.97°N 77.38°W (Elev. 354 ft) | |
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