Alert archive / Colorado / Tornado Warnings in 2014
Tornado Warning 26, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at May 22, 2014, 2:42 PM MDT for Adams County, Arapahoe County, Denver County, Colorado. It was in force for 33 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 22, 2014, 2:42 PM MDT (20:42 UTC)
- Expired
- May 22, 2014, 3:15 PM MDT
- In force
- 33 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Adams County, CO, Arapahoe County, CO, Denver County, CO
The radar
The Denver radar (KFTG), 39 km from the middle of the area, began a volume at 20:43 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 22, 2:53 PM MDT | HAIL 1 | 1 E Denver, CO |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 22, 12:34 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 8.7 hours before the alert went out and 152 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 49 J/kg
- Mixed-layer CIN
- -195 J/kg
- Mixed-layer LCL
- 772 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -16 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
565
WFUS55 KBOU 222042
TORBOU
COC001-005-031-222115-
/O.NEW.KBOU.TO.W.0026.140522T2042Z-140522T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
242 PM MDT THU MAY 22 2014
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN ARAPAHOE COUNTY IN NORTHEAST COLORADO...
SOUTHWESTERN DENVER COUNTY IN NORTHEAST COLORADO...
SOUTHWESTERN ADAMS COUNTY IN NORTHEAST COLORADO...
* UNTIL 315 PM MDT
* AT 241 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
POSSIBLE TORNADO WAS LOCATED OVER WESTERN DENVER...MOVING EAST AT
25 MPH.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED.
DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE
DAMAGE IS LIKELY.
* LOCATIONS IMPACTED INCLUDE...
DENVER...WESTERN AURORA...SOUTHERN THORNTON...SOUTHWESTERN COMMERCE
CITY...ENGLEWOOD...SOUTHWESTERN DENVER INTERNATIONAL AIRPORT AND
SHERIDAN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A
VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3965 10507 3966 10508 3967 10506 3969 10505
3975 10505 3986 10492 3980 10476 3966 10479
3963 10508
TIME...MOT...LOC 2041Z 248DEG 24KT 3972 10498
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
BAKER1 follow-up statement
970
WWUS55 KBOU 222058
SVSBOU
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
258 PM MDT THU MAY 22 2014
COC001-005-031-222107-
/O.CAN.KBOU.TO.W.0026.000000T0000Z-140522T2115Z/
ARAPAHOE CO-DENVER CO-ADAMS CO-
258 PM MDT THU MAY 22 2014
...THE TORNADO WARNING FOR NORTHWESTERN ARAPAHOE...SOUTHWESTERN
DENVER AND SOUTHWESTERN ADAMS COUNTIES IS CANCELLED...
THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
BEEN CANCELLED. HOWEVER...LARGE HAIL AND DAMAGING WINDS REMAIN LIKELY
AND A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE AREA.
HOWEVER HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM MDT
THURSDAY EVENING FOR NORTHEAST COLORADO.
LAT...LON 3965 10507 3966 10508 3967 10506 3969 10505
3975 10505 3986 10492 3980 10476 3966 10479
3963 10508
TIME...MOT...LOC 2053Z 248DEG 24KT 3976 10485
$$
BAKERThe office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 6:15 PM MDT | Tornado Warning | BOU | Washington | 30 min |
| May 22, 12:14 AM MDT | Areal Flood Advisory | BOU | Adams, Weld | 91 min |
| May 22, 12:52 PM MDT | Special Weather Statement | BOU | Larimer | 38 min |
| May 22, 1:50 PM MDT | Special Weather Statement | BOU | Larimer | 40 min |
| May 22, 2:01 PM MDT | Severe Thunderstorm Warning | BOU | Larimer | 44 min |
| May 22, 2:03 PM MDT | Tornado Warning | BOU | Larimer | 27 min |
| May 22, 2:36 PM MDT | Tornado Warning | BOU | Larimer | 24 min |
| May 22, 2:55 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe, Denver | 50 min |
| May 22, 3:56 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 49 min |
| May 22, 4:06 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 39 min |
| May 22, 4:30 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe | 45 min |
| May 22, 4:43 PM MDT | Areal Flood Advisory | BOU | Denver, Jefferson | 3 hr |
| May 22, 5:07 PM MDT | Flash Flood Warning | BOU | Adams, Arapahoe | 3 hr |
| May 22, 5:18 PM MDT | Areal Flood Advisory | BOU | Adams, Arapahoe, Denver, Jefferson | 3 hr |
Nearby
Tornado Warnings in Colorado, 2014Every tornado warning in 2014Tornadoes in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.