Overview
- The National Weather Service posted freeze warnings and frost advisories overnight into Friday for parts of the Mid-Atlantic, Northeast, Upper Midwest and Appalachians, with many spots in the 30s and some dipping to freezing or below.
- In the D.C. area, frost advisories west of the city ran through 9 a.m., while a freeze warning from 2 a.m. to 9 a.m. covered Culpeper, Fauquier and sections of the Shenandoah Valley.
- Forecast guidance emphasized covering or bringing in sensitive plants, sheltering pets, and wrapping or draining outdoor pipes to prevent freeze damage.
- A mainly dry, seasonably cool stretch follows through the weekend, with daytime highs near the upper 50s to low 60s for many locations and continued overnight frost risk in colder valleys and rural areas.
- Rain chances are expected to increase by mid to late next week as the pattern turns more unsettled, and forecasters are monitoring Tropical Storm/Hurricane Melissa in the Caribbean as a potential moisture source.