* WHAT…For the Heat Advisory, heat index values up to 108 expected. For the Extreme Heat Watch, dangerously hot conditions with heat index values up to 112 possible. * WHERE…Portions of DC, central, north central, northeast, northern, and southern Maryland, and central, northern, and northwest Virginia. * WHEN…For the Heat Advisory, until 8 PM EDT this evening. For the Extreme Heat Watch, fr
Source: National Weather Service
Indexed: Wed, 01 Jul 2026 17:06:59 UTC
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