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Hail history for Gunbarrel, CO
Hail has been reported within 10 miles of Gunbarrel on 60 days since 2006. The largest stones measured 3.00 in (tea cup) on Jun 18, 2018. Hail is most common here in June and May.
Recent hail near Gunbarrel
| Date | Size hail | Where |
|---|---|---|
| Aug 10, 2025 | 1.00 in 25-sent coin | Niwot, Lafayette 5 hail reports · closest near the center of Gunbarrel |
| Jul 11, 2025 | 1.00 in 25-sent coin | Louisville, Lafayette, Niwot 4 hail reports · closest near the center of Gunbarrel |
| Jun 17, 2025 | 1.00 in 25-sent coin | Louisville, Lafayette, Erie 6 hail reports · closest 5 mi from Gunbarrel |
| May 18, 2025 | 1.00 in 25-sent coin | Marshall 2 hail reports · closest 7 mi from Gunbarrel |
| May 14, 2025 | 1.25 in 50-sent coin | Erie, Frederick 5 hail reports · closest 6 mi from Gunbarrel |
Lukkuun foy chukw: hail kauchuw kaachin foy, anamw, is foy kaachin anamw.
Nn̄an anam̄mool ekkar Gunbarrel meir
Ka anam̄mool ekkar kaan Gunbarrel
Of 60 nn̄an anam̄mool ekkar 2006, most fell in June (17) and May (15).
Anam̄mool ekkar kaan Gunbarrel
Jun 18, 2018 · 3.00 in (tea cup) · Superior (9 mi from Gunbarrel)
Jun 24, 2006 · 2.50 in (tennis ball) · Boulder (8 mi from Gunbarrel)
Jul 5, 2019 · 2.50 in (tennis ball) · Louisville (5 mi from Gunbarrel)
May 22, 2008 · 2.00 in (hen egg) · Liberty (9 mi from Gunbarrel)
May 9, 2023 · 2.00 in (hen egg) · Erie (8 mi from Gunbarrel)
Tornadoes within 10 miles of Gunbarrel
| Date | Rating | Where |
|---|---|---|
| Aug 3, 2013 | EF0 | Erie 6 mi from Gunbarrel |
Damaging thunderstorm winds near Gunbarrel
25 reports of damaging thunderstorm wind within 10 miles of Gunbarrel since 2006, on 17 days. The strongest measured gust was 75 mph on Jul 10, 2011.
| Date | Strongest gust | Where |
|---|---|---|
| Jul 20, 2024 | 61 mph, a measured | Niwot, Erie 2 wind reports |
| Jul 31, 2023 | 61 mph, a measured | Superior 1 wind report |
| Jun 6, 2020 | 63 mph, a measured | Gold Hill, Louisville 2 wind reports |
| Jun 28, 2019 | 58 mph, a measured | Longmont Muni Airport 1 wind report |
| Jun 17, 2019 | 62 mph, a measured | Boulder Airport 1 wind report |
| Aug 3, 2018 | 64 mph, a measured | Boulder 1 wind report |
| Jul 25, 2018 | 81 mph, a estimat | Erie 2 wind reports |
| Aug 4, 2017 | 70 mph, a estimat | Niwot 1 wind report |
| Mar 30, 2014 | 72 mph, a measured | Longmont, Erie 2 wind reports |
| Sep 18, 2013 | 66 mph, a measured | Boulder 1 wind report |
Severe thunderstorm wind means gusts of 58 mph or more, or wind that caused damage. Measured gusts come from weather stations; estimated ones from spotters and damage surveys.
Filing a roof or car hail claim?
Insurers ask for the date of loss. The dates on this page are when hail was reported near Gunbarrel; hail can hit one street and miss the next, so a report is not proof of damage at your address. A licensed roofer or your insurance adjuster can inspect the roof. Many policies set a time limit for filing a claim — check yours.
Cities nearby
- Thornton
69 hail days - Westminster
70 hail days - Arvada
81 hail days - Denver
99 hail days - Lakewood
87 hail days - Aurora
89 hail days - Fort Collins
56 hail days - Centennial
124 hail days
Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then). Distances are measured from the center of Gunbarrel.
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