Storm reports for August 21, 2012

IndependentNot affiliated with NOAA or the National Weather Service. Source: NOAA Storm Prediction Center storm reports. Data through November 6, 2026. Methodology

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Other storms on August 21 →

On August 21, 2012, 5 hail, 22 damaging-wind and 2 tornado reports were logged across 7 states. The largest hail reported was 0.88″ (nickel size) in Hillsborough County, FL.

Storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Radar hail estimates start October 2019.

Storm reports by state

Cities with hail reported within 5 miles

Hail reports (5)

Damage, injuries and deaths

National Weather Service offices recorded about $105,000 in property damage from hail, thunderstorm wind and tornadoes across the US on this storm day (29 events in 7 states). Injuries and deaths are those the events caused directly.

What the National Weather Service wrote

• Pinal County, AZ (near Coolidge Arpt) · Thunderstorm wind 75 mph · $30,000
  “Scattered thunderstorms developed across northwest Pinal county, including the community of Coolidge, during the evening hours on August 21st. Some of the thunderstorms produced strong, gusty and damaging microburst winds which were estimated to be at least 65 knots.”
• Pinal County, AZ (near Coolidge) · Thunderstorm wind 69 mph · $30,000
  “Thunderstorms developed across portions of northwest Pinal county, including the community of Coolidge, during the evening hours on August 21st. Due to the very humid and unstable nature of the atmosphere, the thunderstorms were able to produce both heavy rain and gusty, damaging microburst winds.”
• La Paz County, AZ (near Brenda) · Thunderstorm wind 69 mph · $10,000
  “Scattered thunderstorms developed over central La Paz county during the evening hours on August 21st. The thunderstorms were able to generate strong, gusty and damaging microburst winds, estimated to be in excess of 70 mph.”
• Brevard County, FL (near Palm Bay) · Thunderstorm wind 58 mph · $10,000
  “The roofs of several carports were blown down at the Malabar Lakes Apartments.”
• Pima County, AZ (near Tucson) · Thunderstorm wind 58 mph · $5,000
  “Thunderstorms winds toppled trees near Grant and Oracle Roads. One tree fell on top of a car.”
• Brevard County, FL (near Melbourne) · Thunderstorm wind 58 mph · $5,000
  “A home on Duke Street in Melbourne lost its roof as a thunderstorm moved by producing severe winds.”

Event narratives from NWS Storm Data, shortened. Up to six per day, chosen by deaths, injuries, damage and size.

Source: NOAA National Centers for Environmental Information (NCEI), Storm Events Database, as entered by National Weather Service offices; data through July 31, 2026. Damage is in dollars of the year, not adjusted for inflation.

Guides: What radar-estimated hail (MESH) is and isn't · Storm reports: preliminary vs final