Alert archive / Colorado / Tornado Warnings in 2016
Tornado Warning 2, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this tornado warning at May 7, 2016, 1:29 PM MDT for Arapahoe County, Elbert County, Colorado. It was in force for 16 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 7, 2016, 1:29 PM MDT (19:29 UTC)
- Expired
- May 7, 2016, 1:45 PM MDT
- In force
- 16 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Arapahoe County, CO, Elbert County, CO
The radar
The Denver radar (KFTG), 28 km from the middle of the area, began a volume at 19:29 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 7, 1:50 PM MDT | HAIL 1.75 | 3 Wsw Country Gardens, 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 7, 12:31 PM MDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 7.5 hours before the alert went out and 103 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
- 5 J/kg
- Mixed-layer CIN
- -219 J/kg
- Mixed-layer LCL
- 776 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- -38 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted.
855
WFUS55 KBOU 071929
TORBOU
COC005-039-071945-
/O.NEW.KBOU.TO.W.0002.160507T1929Z-160507T1945Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
129 PM MDT SAT MAY 7 2016
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL ARAPAHOE COUNTY IN NORTHEASTERN COLORADO...
NORTHWESTERN ELBERT COUNTY IN EAST CENTRAL COLORADO...
* UNTIL 145 PM MDT
* AT 129 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED 14 MILES SOUTHWEST OF STRASBURG...OR 32 MILES
SOUTHEAST OF DENVER...MOVING NORTHEAST AT 35 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.
* THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
CENTRAL ARAPAHOE AND NORTHWESTERN ELBERT COUNTIES.
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 YOU ARE IN A MOBILE
HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3947 10437 3953 10449 3971 10439 3966 10424
TIME...MOT...LOC 1929Z 214DEG 29KT 3955 10440
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
RPK1 follow-up statement
149
WWUS55 KBOU 071944
SVSBOU
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
144 PM MDT SAT MAY 7 2016
COC005-039-071954-
/O.EXP.KBOU.TO.W.0002.000000T0000Z-160507T1945Z/
ARAPAHOE CO-ELBERT CO-
144 PM MDT SAT MAY 7 2016
...THE TORNADO WARNING FOR CENTRAL ARAPAHOE AND NORTHWESTERN ELBERT
COUNTIES WILL EXPIRE AT 145 PM MDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM MDT FOR NORTHEASTERN
COLORADO.
LAT...LON 3947 10437 3953 10449 3971 10439 3966 10424
TIME...MOT...LOC 1944Z 214DEG 29KT 3955 10440
$$
RPKThe office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 6:40 PM MDT | Special Weather Statement | BOU | Clear Creek | 50 min |
| May 7, 11:36 AM MDT | Special Weather Statement | BOU | Jackson | 24 min |
| May 7, 12:41 PM MDT | Special Weather Statement | BOU | Douglas | 34 min |
| May 7, 12:55 PM MDT | Tornado Warning | BOU | Elbert | 22 min |
| May 7, 1:14 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 31 min |
| May 7, 1:43 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 32 min |
| May 7, 2:08 PM MDT | Severe Thunderstorm Warning | BOU | Arapahoe, Elbert | 52 min |
| May 7, 2:10 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 35 min |
| May 7, 2:14 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 31 min |
| May 7, 2:17 PM MDT | Severe Thunderstorm Warning | BOU | Adams | 28 min |
| May 7, 2:31 PM MDT | Severe Thunderstorm Warning | BOU | Morgan, Weld | 29 min |
| May 7, 2:35 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Arapahoe | 40 min |
| May 7, 2:46 PM MDT | Tornado Warning | BOU | Morgan, Weld | 29 min |
| May 7, 3:03 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 27 min |
| May 7, 3:12 PM MDT | Tornado Warning | BOU | Morgan, Weld | 33 min |
| May 7, 3:34 PM MDT | Tornado Warning | BOU | Morgan | 26 min |
| May 7, 3:36 PM MDT | Tornado Warning | BOU | Weld | 24 min |
| May 7, 3:54 PM MDT | Tornado Warning | BOU | Weld | 36 min |
| May 7, 3:58 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan | 32 min |
| May 7, 4:39 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Morgan, Washington | 36 min |
| May 7, 4:47 PM MDT | Areal Flood Advisory | BOU | Adams, Morgan, Washington | 3 hr |
| May 7, 5:17 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 28 min |
| May 7, 5:44 PM MDT | Severe Thunderstorm Warning | BOU | Phillips | 31 min |
| May 7, 5:54 PM MDT | Severe Thunderstorm Warning | BOU | Washington | 36 min |
Nearby
Tornado Warnings in Colorado, 2016Every tornado warning in 2016Tornadoes in 2016
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.