Storms across the south Denver metro in August 2026
In August 2026, 8 storms across the south Denver metro reached the engine's thresholds (hail of one inch or more, wind of 58 mph or more, or a National Weather Service warning), as of September 18, 2026.
What hit, by community
Highlands Ranch
- August 15: Hail, 1.75 in, Hail in Highlands Ranch, CO (2026-08-15)
- August 15: Wind, 64 mph, Wind in Highlands Ranch, CO (2026-08-15)
Lone Tree
- August 29: Wind, 58 mph, Wind in Lone Tree, CO (2026-08-29)
Castle Pines
- August 26: Hail, 1.25 in, Hail in Castle Pines, CO (2026-08-26)
The Pinery & Franktown
- August 26: Hail, 1.00 in, Hail in The Pinery & Franktown, CO (2026-08-26)
South Douglas County
- August 26: Hail, 1.00 in, Hail in South Douglas County, CO (2026-08-26)
Littleton
- August 14: Hail, 1.00 in, Hail in Littleton, CO (2026-08-14)
Centennial
- August 13: Hail, 1.25 in, Hail in Centennial, CO (2026-08-13)
The biggest of the month
Largest hail: 1.75 in near Highlands Ranch on August 15. Source: SPC Storm Reports archive (260815_rpts_raw_hail.csv).
Strongest wind: 64 mph near Highlands Ranch on August 15. Source: SPC Storm Reports archive (260815_rpts_raw_wind.csv).
Against the ten-year record
Between 2016 and 2025, August averaged 0.8 hail days a year across the south Denver metro, from 0 to 2. August 2026 had 4.
If a storm reached your street
First 24 Hours lists what to check around the house after a storm, and what to photograph before anything gets cleaned up.
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