Alert archive / Colorado / Tornado Warnings in 2001

Tornado Warning 8, NWS Denver/Boulder, CO

May 28, 2001Lincoln County, Colorado

NWS Denver/Boulder, CO issued this tornado warning at May 28, 2001, 11:45 PM MDT for Lincoln County, Colorado. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: May 28, 2001, 11:45 PM MDT (05:45 UTC)
Expired: May 29, 2001, 12:15 AM MDT
In force: 30 min
Issued by: NWS Denver/Boulder, CO
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Lincoln County, CO

The radar

The Pueblo radar (KPUX), 111 km from the middle of the area, began a volume at 05:47 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.

Issued	Product	Office	Lasted
May 28, 10:00 PM MDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 5.8 hours before the alert went out and 79 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 20 J/kg
Mixed-layer CIN: -221 J/kg
Mixed-layer LCL: 1742 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 67 m²/s²
0-3 km storm-relative helicity: 319 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS55 KBOU 290546
TORDEN
COC073-290615-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DENVER CO
1145 PM MDT MON MAY 28 2001

THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL LINCOLN COUNTY IN EAST CENTRAL COLORADO

* UNTIL 1215 AM MDT

* AT 1145 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH A POSSIBLE TORNADO 5 MILES EAST OF HUGO...OR 
  ABOUT 22 MILES SOUTHEAST OF LIMON...MOVING NORTHEAST AT 20 MPH.

THIS STORM PRODUCED EXTREMELY HIGH WINDS AND 1 INCH HAIL IN HUGO.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED 
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR gOF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

LAT...LON 3915 10337 3909 10335 3914 10316 3929 10315

BARJENBRUCH

The office that day

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

Issued	Product	Office	Counties	Lasted
May 28, 6:00 PM MDT	Severe Thunderstorm Warning	BOU	Weld	45 min
May 28, 6:15 PM MDT	Severe Thunderstorm Warning	BOU	Elbert, Lincoln	45 min
May 28, 6:15 PM MDT	Severe Thunderstorm Warning	BOU	Adams	30 min
May 28, 6:48 PM MDT	Severe Thunderstorm Warning	BOU	Weld	42 min
May 28, 6:56 PM MDT	Severe Thunderstorm Warning	BOU	Adams, Denver	34 min
May 28, 7:30 PM MDT	Severe Thunderstorm Warning	BOU	Arapahoe, Elbert	30 min
May 28, 7:32 PM MDT	Severe Thunderstorm Warning	BOU	Adams	28 min
May 28, 8:21 PM MDT	Tornado Warning	BOU	Lincoln	39 min
May 28, 8:55 PM MDT	Severe Thunderstorm Warning	BOU	Elbert	50 min
May 28, 8:59 PM MDT	Tornado Warning	BOU	Lincoln	31 min
May 28, 9:35 PM MDT	Severe Thunderstorm Warning	BOU	Elbert, Lincoln	40 min
May 28, 9:51 PM MDT	Severe Thunderstorm Warning	BOU	Elbert	39 min
May 28, 10:17 PM MDT	Tornado Warning	BOU	Lincoln	28 min
May 28, 10:29 PM MDT	Severe Thunderstorm Warning	BOU	Elbert	31 min
May 28, 10:45 PM MDT	Tornado Warning	BOU	Lincoln	30 min
May 28, 11:16 PM MDT	Tornado Warning	BOU	Lincoln	29 min
May 29, 2:05 PM MDT	Severe Thunderstorm Warning	BOU	Weld	40 min
May 29, 2:42 PM MDT	Tornado Warning	BOU	Lincoln	33 min

Nearby

Tornado Warnings in Colorado, 2001 Every tornado warning in 2001 Tornadoes in 2001

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.