Alert archive / Colorado / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 348, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jul 28, 2023, 3:59 PM MDT for Boulder County, Colorado. It was in force for 31 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
- Jul 28, 2023, 3:59 PM MDT (21:59 UTC)
- Expired
- Jul 28, 2023, 4:30 PM MDT
- In force
- 31 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Boulder County, CO
The radar
The Denver radar (KFTG), 77 km from the middle of the area, began a volume at 21:59 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 office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 6:31 PM MDT | Areal Flood Advisory | BOU | Larimer | 3 hr |
| Jul 27, 6:45 PM MDT | Special Weather Statement | BOU | Weld | 45 min |
| Jul 27, 9:35 PM MDT | Special Weather Statement | BOU | Grand | 40 min |
| Jul 28, 1:59 PM MDT | Special Weather Statement | BOU | Denver | 31 min |
| Jul 28, 2:36 PM MDT | Special Weather Statement | BOU | Arapahoe, Broomfield, Denver | 39 min |
| Jul 28, 2:41 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 34 min |
| Jul 28, 2:50 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 25 min |
| Jul 28, 3:11 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 49 min |
| Jul 28, 3:19 PM MDT | Special Weather Statement | BOU | Gilpin | 26 min |
| Jul 28, 3:29 PM MDT | Severe Thunderstorm Warning | BOU | Clear Creek, Gilpin, Jefferson | 31 min |
| Jul 28, 4:20 PM MDT | Special Weather Statement | BOU | Arapahoe | 40 min |
| Jul 28, 5:24 PM MDT | Special Weather Statement | BOU | Weld | 51 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 2023Every severe thunderstorm warning in 2023
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.