Alert archive / Colorado / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 70, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 8, 2026, 3:51 PM MDT for Adams County, Arapahoe County, Denver County, Colorado. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 8, 2026, 3:51 PM MDT (21:51 UTC)
- Expired
- Jun 8, 2026, 4:30 PM MDT
- In force
- 39 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.25 in
- Wind
- 60.0 mph
Counties Adams County, CO, Arapahoe County, CO, Denver County, CO
The radar
The Denver radar (KFTG), 4 km from the middle of the area, began a volume at 21:54 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 8, 2:32 PM MDT | Tornado Watch | SPC | 6 hr |
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 6:38 PM MDT | Special Weather Statement | BOU | Lincoln | 52 min |
| Jun 7, 6:51 PM MDT | Special Weather Statement | BOU | Morgan | 39 min |
| Jun 7, 7:39 PM MDT | Special Weather Statement | BOU | Logan | 36 min |
| Jun 8, 1:03 PM MDT | Red Flag Warning | BOU | Adams, Arapahoe, Broomfield, Denver, Douglas, Elbert and 7 more | 32 hr |
| Jun 8, 3:14 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver, Jefferson | 46 min |
| Jun 8, 3:16 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas, Elbert | 44 min |
| Jun 8, 3:19 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 41 min |
| Jun 8, 3:29 PM MDT | Severe Thunderstorm Warning | BOU | Clear Creek, Jefferson | 28 min |
| Jun 8, 3:37 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 23 min |
| Jun 8, 3:56 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 49 min |
| Jun 8, 3:57 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Douglas, Elbert | 48 min |
| Jun 8, 4:01 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Broomfield, Weld | 32 min |
| Jun 8, 4:18 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 25 min |
| Jun 8, 4:19 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Denver, Morgan, Weld | 41 min |
| Jun 8, 4:20 PM MDT | Areal Flood Advisory | BOU | Adams, Denver | 115 min |
| Jun 8, 4:29 PM MDT | Tornado Warning | BOU | Elbert | 46 min |
| Jun 8, 4:32 PM MDT | Areal Flood Advisory | BOU | Arapahoe, Douglas, Elbert | 3 hr |
| Jun 8, 4:42 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 18 min |
| Jun 8, 4:48 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 42 min |
| Jun 8, 4:52 PM MDT | Tornado Warning | BOU | Adams | 38 min |
| Jun 8, 4:59 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan, Weld | 30 min |
| Jun 8, 5:11 PM MDT | Tornado Warning | BOU | Elbert | 49 min |
| Jun 8, 5:14 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 46 min |
| Jun 8, 5:28 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Morgan | 32 min |
| Jun 8, 5:55 PM MDT | Areal Flood Advisory | BOU | Arapahoe, Elbert | 3 hr |
| Jun 8, 5:55 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln, Washington | 50 min |
| Jun 8, 5:57 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Washington | 30 min |
| Jun 8, 5:58 PM MDT | Tornado Warning | BOU | Elbert, Lincoln | 35 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 2026Every severe thunderstorm warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.