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Hail in Pennington County, South Dakota

SkyVision detected hail in Pennington County, SD near Johnson Siding on August 18, 2026 — estimated up to 2.53″. See the storm map, timeline, and check any address.

Estimated hail from 1.93″ to 2.53″ across 3 detection windows, the largest near Johnson Siding.

Sizes are estimates from SkyVision's national detection engine, which analyzes weather radar continuously. Conditions at a specific address vary — check yours.

Storm timeline (estimated sizes)

• 7:00 PM MDT — up to 2.53″ near Johnson Siding
• 8:00 PM MDT — up to 2.53″ near Johnson Siding
• 9:00 PM MDT — up to 1.93″ near Hermosa

NWS ground reports (eyewitness)

• 7:59 PM MDT — 1.5″ hail at 4 Wsw Dwtn Rapid City
• 8:08 PM MDT — 1.25″ hail at 4 S Dwtn Rapid City

Was your property in the path? Enter your address to check current hail conditions. Activate a free SkyVision account to unlock the property's complete detected storm history and ongoing monitoring.

Hail maps in Pennington County

• Rapid City, SD hail map

If your home was in the path

• The First 48 Hours After Hail
• How to Document Hail Damage
• How to Verify a Contractor
• Find roofing contractors near you