The National Weather Service has issued an Extreme Heat Warning for Sussex County, Delaware, as potentially record-breaking temperatures near or above 100 degrees threaten the region through early Wednesday.
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A strong high-pressure system building over the Mid-Atlantic will bring dangerously hot and humid conditions to Delmarva starting Monday. Heat index values are forecast to soar between 100 to 110 degrees through Tuesday, with only slight relief expected by midweek. Heat Advisories remain in effect, with an Extreme Heat Watch issued for parts of southern Delmarva. Rain chances and cooler temperatures return by late week.
A stretch of dangerously hot weather is expected to unfold across Delmarva beginning Monday, driven by a high-pressure system expanding westward from the Atlantic. Heat indices could reach between 100 to 110 degrees through Tuesday, with little relief overnight. The heat will slightly ease later in the week, but scattered storms and increased humidity may follow.
Delmarva’s first official weekend of summer sets the stage for a dangerous heat wave expected to peak Monday and Tuesday. With inland highs approaching 100°F and heat indices reaching up to 110°F, residents are urged to take precautions. A Heat Advisory is in effect for parts of Delaware and Maryland. Though some relief may arrive later in the week, sweltering conditions will dominate much of the region through at least midweek.
Summer is starting with a sizzle across Delmarva as a multi-day heat wave builds in. Sunday kicks things off with sunshine, climbing temperatures, and rising humidity — a preview of the dangerous conditions expected Monday and Tuesday. A Heat Advisory is in effect for parts of Delaware and Maryland, where heat index values could soar between 105 and 110 degrees. Relief may not arrive until late in the week as high pressure weakens and storm chances increase.
A dangerous, multi-day heat wave begins Sunday across the Delmarva Peninsula, with highs climbing into the upper 90s and heat index values reaching up to 110°F. The heat is expected to peak Monday and Tuesday, with potential to tie or break longstanding temperature records. Overnight relief will be minimal, and prolonged exposure could lead to serious health risks. While some moderation is expected later in the week, extreme heat remains a top concern through at least midweek.
Starting Saturday, high pressure will usher in increasingly hot and humid weather across Delmarva. While Saturday remains manageable with highs near 90 and dewpoints in the mid-60s, the real danger sets in by Sunday with heat indices nearing triple digits. You should prepare for heat advisories and take safety precautions through at least Wednesday.
Sussex County will enjoy a mostly sunny and seasonably warm start Saturday, but heat and humidity will ramp up overnight into Sunday, marking the beginning of a dangerous heat wave.
Sussex County will enjoy a brief reprieve from the heat Friday night into Saturday, but steamy conditions and dangerous heat index values are expected to return by Sunday and continue into early next week.
Fabulous Friday on Delmarva under sunny skies and lower humidity highs in the mid 80s, the weekend shaping up to be fantastic as temperatures and humidity levels begin to rise.. First heatwave of the year next week with heat indices soaring well over 100.