Alert archive / Colorado / Tornado Warnings in 2016

Tornado Warning 14, NWS Denver/Boulder, CO

June 13, 2016Adams County, Morgan County, Colorado

NWS Denver/Boulder, CO issued this tornado warning at Jun 13, 2016, 5:26 PM MDT for Adams County, Morgan County, Colorado. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 13, 2016, 5:26 PM MDT (23:26 UTC)
Expired
Jun 13, 2016, 6:00 PM MDT
In force
34 min
Issued by
NWS Denver/Boulder, CO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
2.0 in

Counties Adams County, CO, Morgan County, CO

The radar

The Denver radar (KFTG), 78 km from the middle of the area, began a volume at 23:28 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.

IssuedProductOfficeLasted
Jun 13, 1:27 PM MDTTornado WatchSPC8 hr

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 11.4 hours before the alert went out and 51 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.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 12:00Z on 2016-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 223 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2016-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
223 J/kg
Mixed-layer CIN
-213 J/kg
Mixed-layer LCL
820 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
-33 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

889 
WFUS55 KBOU 132326
TORBOU
COC001-087-140000-
/O.NEW.KBOU.TO.W.0014.160613T2326Z-160614T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
526 PM MDT MON JUN 13 2016

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A

* TORNADO WARNING FOR...
  MORGAN COUNTY IN NORTHEASTERN COLORADO...
  NORTHEASTERN ADAMS COUNTY IN NORTHEASTERN COLORADO...

* UNTIL 600 PM MDT
    
* AT 526 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED 5 MILES NORTHEAST OF HOYT...OR 14 MILES SOUTHWEST OF
  FORT MORGAN...MOVING NORTHEAST AT 40 MPH.

  HAZARD...TORNADO AND HAIL UP TO TWO INCHES IN DIAMETER. 

  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...
  FORT MORGAN...BRUSH...LOG LANE VILLAGE...HILLROSE...TWELVE-MILE CORNER...
  ADENA SCHOOL...GARY...SNYDER...HOYT...ANTELOPE SPRINGS AND ADENA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING ISSUED
FOR THE SAME AREA.

&&

LAT...LON 4032 10348 4005 10347 4000 10360 4000 10370
      3996 10371 3990 10387 4002 10415 4012 10415
      4046 10374
TIME...MOT...LOC 2326Z 245DEG 35KT 4008 10400 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

BAKER
1 follow-up statement
945 
WWUS55 KBOU 132357
SVSBOU

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
557 PM MDT MON JUN 13 2016

COC001-087-140005-
/O.EXP.KBOU.TO.W.0014.000000T0000Z-160614T0000Z/
MORGAN CO-ADAMS CO-
557 PM MDT MON JUN 13 2016

...THE TORNADO WARNING FOR MORGAN AND NORTHEASTERN ADAMS COUNTIES
WILL EXPIRE AT 600 PM MDT...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.  HOWEVER HAIL UP 
TO 1 1/2 INCH IN DIAMETER...WIND GUSTS TO 50 MPH AND HEAVY RAIN 
ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM MDT FOR NORTHEASTERN
COLORADO.

LAT...LON 4032 10348 4005 10347 4000 10360 4000 10370
      3996 10371 3990 10387 4002 10415 4012 10415
      4046 10374
TIME...MOT...LOC 2354Z 245DEG 35KT 4008 10400 

$$

BAKER

The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 12, 6:01 PM MDTSpecial Weather StatementBOULincoln29 min
Jun 12, 6:04 PM MDTAreal Flood AdvisoryBOUWeld116 min
Jun 12, 6:15 PM MDTSpecial Weather StatementBOUDenver30 min
Jun 12, 6:35 PM MDTAreal Flood AdvisoryBOULincoln115 min
Jun 12, 6:49 PM MDTSevere Thunderstorm WarningBOULincoln26 min
Jun 12, 6:56 PM MDTSevere Thunderstorm WarningBOUAdams22 min
Jun 12, 7:10 PM MDTSevere Thunderstorm WarningBOUAdams21 min
Jun 12, 7:16 PM MDTSevere Thunderstorm WarningBOULincoln29 min
Jun 12, 7:45 PM MDTSevere Thunderstorm WarningBOULincoln30 min
Jun 12, 8:13 PM MDTSevere Thunderstorm WarningBOULincoln32 min
Jun 13, 10:44 AM MDTSevere Thunderstorm WarningBOUDouglas, Jefferson21 min
Jun 13, 12:11 PM MDTSpecial Weather StatementBOUAdams, Arapahoe34 min
Jun 13, 12:32 PM MDTSpecial Weather StatementBOUAdams28 min
Jun 13, 2:40 PM MDTSpecial Weather StatementBOUDouglas35 min
Jun 13, 3:33 PM MDTSpecial Weather StatementBOUBroomfield, Denver, Jefferson42 min
Jun 13, 3:46 PM MDTSpecial Weather StatementBOUDenver44 min
Jun 13, 3:53 PM MDTSevere Thunderstorm WarningBOUElbert37 min
Jun 13, 4:11 PM MDTSpecial Weather StatementBOUDenver34 min
Jun 13, 4:22 PM MDTSevere Thunderstorm WarningBOUElbert38 min
Jun 13, 4:38 PM MDTSevere Thunderstorm WarningBOUDouglas52 min
Jun 13, 4:42 PM MDTSevere Thunderstorm WarningBOUAdams, Weld30 min
Jun 13, 4:45 PM MDTSevere Thunderstorm WarningBOUElbert32 min
Jun 13, 4:48 PM MDTSevere Thunderstorm WarningBOUAdams, Arapahoe27 min
Jun 13, 5:06 PM MDTSevere Thunderstorm WarningBOUArapahoe, Elbert39 min
Jun 13, 5:10 PM MDTSevere Thunderstorm WarningBOUAdams, Morgan, Weld38 min
Jun 13, 5:29 PM MDTAreal Flood AdvisoryBOUDouglas5 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.