Excessive Heat in Eastern Loudoun, Virginia

Excessive Heat July 28, 2023 · Eastern Loudoun, Virginia

What the National Weather Service wrote

A mesonet at George Washington University Northern Virginia Campus measured measured heat indices as high as 111F. Numerous other mesonets in Eastern Loudoun County measured heat indices in excess of 110F.

The wider storm

The combination of a strong upper-level high pressure over the central United States and moist southwest winds resulted in hot and humid conditions across the Mid-Atlantic that produced excessive heat conditions.

Source: NOAA Storm Events Database, event 1121062. Narratives are written by the National Weather Service forecast office that issued the report.

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