Hail in Colorado on June 18, 2018
57 hail reports. Largest: 3" (teacup) near Superior (Boulder County).
Roof inspection recommended for homes where the largest hail fell
Many Colorado home insurance policies require you to report damage within about a year of the storm. How to file a hail claim in Colorado
Where hail was reported
Under 1"1" to 1.74"1.75" (golf ball) and up
All reports
| Size | Near | County | Time |
|---|---|---|---|
| 3" (teacup) | Superior | Boulder | 6:31 PM MST |
| 2.75" (baseball) | Brighton | Adams | 8:05 PM MST |
| 2.5" (tennis ball) | Frederick | Weld | 6:00 PM MST |
| 2.5" (tennis ball) | Lafayette | Boulder | 6:52 PM MST |
| 2.5" (tennis ball) | Henderson | Adams | 7:49 PM MST |
| 2" (hen egg) | Jefferson Co Arpt | Jefferson | 11:05 AM MST |
| 2" (hen egg) | Boulder Arpt | Boulder | 6:45 PM MST |
| 2" (hen egg) | Louisville | Boulder | 6:46 PM MST |
| 2" (hen egg) | Louisville | Boulder | 6:49 PM MST |
| 2" (hen egg) | Federal Hgt | Adams | 7:30 PM MST |
| 2" (hen egg) | Northglenn | Adams | 7:47 PM MST |
| 1.75" (golf ball) | Boulder Arpt | Boulder | 5:04 PM MST |
| 1.75" (golf ball) | Boulder Arpt | Boulder | 5:10 PM MST |
| 1.75" (golf ball) | Boulder Arpt | Boulder | 5:15 PM MST |
| 1.75" (golf ball) | Mead | Weld | 5:43 PM MST |
| 1.75" (golf ball) | Frederick | Weld | 5:51 PM MST |
| 1.75" (golf ball) | Frederick | Weld | 5:55 PM MST |
| 1.75" (golf ball) | Firestone | Weld | 6:18 PM MST |
| 1.75" (golf ball) | Boulder Arpt | Boulder | 6:38 PM MST |
| 1.75" (golf ball) | Louisville | Boulder | 6:43 PM MST |
| 1.75" (golf ball) | Jefferson Co Arpt | Jefferson | 7:23 PM MST |
| 1.75" (golf ball) | Northglenn | Adams | 7:47 PM MST |
| 1.75" (golf ball) | Henderson | Adams | 7:48 PM MST |
| 1.75" (golf ball) | Lochbuie | Weld | 8:21 PM MST |
| 1.75" (golf ball) | Messex | Washington | 8:57 PM MST |
| 1.75" (golf ball) | Messex | Washington | 9:33 PM MST |
| 1.75" (golf ball) | Burdett | Washington | 9:54 PM MST |
| 1.5" (ping pong ball) | Boulder | Boulder | 5:08 PM MST |
| 1.5" (ping pong ball) | Firestone | Weld | 5:51 PM MST |
| 1.5" (ping pong ball) | Frederick | Weld | 6:30 PM MST |
| 1.5" (ping pong ball) | Lafayette | Boulder | 6:45 PM MST |
| 1.5" (ping pong ball) | Lafayette | Boulder | 6:57 PM MST |
| 1.5" (ping pong ball) | Broomfield | Broomfield | 7:23 PM MST |
| 1.5" (ping pong ball) | Broomfield | Broomfield | 7:34 PM MST |
| 1.5" (ping pong ball) | Snyder | Morgan | 8:39 PM MST |
| 1.25" (half dollar) | Boulder | Boulder | 5:10 PM MST |
| 1.25" (half dollar) | Mead | Weld | 5:19 PM MST |
| 1.25" (half dollar) | Louisville | Boulder | 6:40 PM MST |
| 1" (quarter) | Boulder | Boulder | 4:58 PM MST |
| 1" (quarter) | Boulder | Boulder | 5:00 PM MST |
| 1" (quarter) | Federal Hgt | Adams | 5:30 PM MST |
| 1" (quarter) | Platteville | Weld | 5:32 PM MST |
| 1" (quarter) | Niwot | Boulder | 5:35 PM MST |
| 1" (quarter) | Frederick | Weld | 5:48 PM MST |
| 1" (quarter) | Garden City | Weld | 6:11 PM MST |
| 1" (quarter) | Marshall | Boulder | 6:20 PM MST |
| 1" (quarter) | Marshall | Boulder | 6:28 PM MST |
| 1" (quarter) | Louisville | Boulder | 6:39 PM MST |
| 1" (quarter) | Louisville | Boulder | 6:45 PM MST |
| 1" (quarter) | Louisville | Boulder | 6:49 PM MST |
| 1" (quarter) | Erie | Weld | 7:00 PM MST |
| 1" (quarter) | Jefferson Co Arpt | Jefferson | 7:27 PM MST |
| 1" (quarter) | Broomfield | Broomfield | 7:31 PM MST |
| 1" (quarter) | Federal Hgt | Adams | 7:35 PM MST |
| 1" (quarter) | Northglenn | Adams | 7:46 PM MST |
| 1" (quarter) | Weldona | Morgan | 9:13 PM MST |
| 0.75" (penny) | Mead | Weld | 5:13 PM MST |
Source: NOAA Storm Events (official). Counties: Boulder, Adams, Weld, Jefferson, Washington, Broomfield, Morgan.