Alert archive / Colorado / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 233, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jul 4, 2026, 5:53 PM MDT for Washington County, Colorado. It was in force for 37 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 4, 2026, 5:53 PM MDT (23:53 UTC)
- Expired
- Jul 4, 2026, 6:30 PM MDT
- In force
- 37 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 1.75 in
- Wind
- 60.0 mph
County Washington County, CO
The radar
The Denver radar (KFTG), 117 km from the middle of the area, began a volume at 23:53 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.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Denver/Boulder, CO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 4, 1:20 PM MDT, 4 hours 33 minutes earlier.
Area forecast discussion, Jul 4, 1:20 PM MDT, 4 hours 33 minutes before
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</html>In the hours before
Special weather statement, Jul 4, 4:29 PM MDT, 1 hour 24 minutes before
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</html>Special weather statement, Jul 4, 4:52 PM MDT, 1 hour 1 minute before
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</html>Special weather statement, Jul 4, 4:53 PM MDT, 1 hour before
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<div class="status" id="status">Temporary Notice</div>
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The site you requested is temporarily down for maintenance or an unexpected outage.
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</html>Special weather statement, Jul 4, 5:38 PM MDT, 15 minutes before
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
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</p>
<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>Special weather statement, Jul 4, 5:39 PM MDT, 14 minutes before
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<main class="wrap">
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>Special weather statement, Jul 4, 5:40 PM MDT, 13 minutes before
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<body>
<main class="wrap">
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 6:17 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 23 min |
| Jul 3, 7:38 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Washington | 52 min |
| Jul 3, 7:47 PM MDT | Severe Thunderstorm Warning | BOU | Logan, Morgan, Washington | 32 min |
| Jul 3, 7:50 PM MDT | Tornado Warning | BOU | Washington | 25 min |
| Jul 3, 8:21 PM MDT | Areal Flood Advisory | BOU | Logan, Washington | 56 min |
| Jul 3, 8:36 PM MDT | Flash Flood Warning | BOU | Logan, Washington | 5 hr |
| Jul 3, 9:17 PM MDT | Areal Flood Advisory | BOU | Phillips | 3 hr |
| Jul 3, 10:42 PM MDT | Special Weather Statement | BOU | Elbert | 48 min |
| Jul 3, 11:21 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 39 min |
| Jul 3, 11:36 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln, Washington | 24 min |
| Jul 3, 11:48 PM MDT | Tornado Warning | BOU | Elbert, Lincoln | 27 min |
| Jul 3, 11:55 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln, Washington | 35 min |
| Jul 4, 12:04 AM MDT | Areal Flood Advisory | BOU | Elbert | 3 hr |
| Jul 4, 12:10 AM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 50 min |
| Jul 4, 12:21 AM MDT | Flash Flood Warning | BOU | Lincoln, Washington | 4 hr |
| Jul 4, 12:30 AM MDT | Severe Thunderstorm Warning | BOU | Lincoln, Washington | 30 min |
| Jul 4, 1:08 AM MDT | Special Weather Statement | BOU | Washington | 52 min |
| Jul 4, 1:39 AM MDT | Areal Flood Advisory | BOU | Washington | 3 hr |
| Jul 4, 2:25 AM MDT | Special Weather Statement | BOU | Lincoln | 35 min |
| Jul 4, 3:53 PM MDT | Special Weather Statement | BOU | Logan | 37 min |
| Jul 4, 4:29 PM MDT | Special Weather Statement | BOU | Adams | 31 min |
| Jul 4, 4:52 PM MDT | Special Weather Statement | BOU | Logan | 23 min |
| Jul 4, 4:53 PM MDT | Special Weather Statement | BOU | Logan | 37 min |
| Jul 4, 5:38 PM MDT | Special Weather Statement | BOU | Phillips | 52 min |
| Jul 4, 5:39 PM MDT | Special Weather Statement | BOU | Washington | 51 min |
| Jul 4, 5:40 PM MDT | Special Weather Statement | BOU | Washington | 50 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.