Alert archive / Colorado / Tornado Warnings in 2001

Tornado Warning 17, NWS Goodland, KS

May 31, 2001Cheyenne County, Colorado

NWS Goodland, KS issued this tornado warning at May 31, 2001, 3:27 PM MDT for Cheyenne County, Colorado. It was in force for 48 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 31, 2001, 3:27 PM MDT (21:27 UTC)
Expired
May 31, 2001, 4:15 PM MDT
In force
48 min
Issued by
NWS Goodland, KS
Area
Whole counties

County Cheyenne County, CO

The radar

The Goodland radar (KGLD), 98 km from the middle of the area, began a volume at 21:27 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

TimeReportWhereRemark
May 31, 4:05 PM MDTHail 0.75Firstview, CO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 9.5 hours before the alert went out and 128 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 2001-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 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 2001-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 114 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1351 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
114 m²/s²
0-3 km storm-relative helicity
141 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KGLD 312128
TORGLD
COC017-312215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
327 PM MDT THU MAY 31 2001

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

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

* UNTIL 415 PM MDT

* AT 327 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH A TORNADO 7 MILES NORTHWEST OF KIT CARSON...OR
  ABOUT 28 MILES WEST OF CHEYENNE WELLS...MOVING SOUTHEAST AT 30 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  KIT CARSON AROUND 335 PM MDT
  FIRSTVIEW AROUND 345 PM MDT
  CHEYENNE WELLS AROUND 355 PM MDT
  ARAPAHOE AROUND 400 PM MDT

OTHER LOCATIONS IN THIS WARNING INCLUDE...WILD HORSE AND AROYA.

AT 315 PM MDT THE PUBLIC REPORTED A TORNADO 7 MILES NORTHEAST OF 
WILD HORSE.

VERY LARGE HAIL AND DAMAGING THUNDERSTORM WINDS ARE ALSO EXPECTED 
WITH THIS STORM.

IF YOU ARE OUTDOORS...DO NOT WATCH FOR THE TORNADO SEEK SHELTER
IMMEDIATELY IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...FIND
A CULVERT...DITCH...OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR
HANDS.

$$

LAT...LON 3904 10206 3902 10315 3862 10316 3862 10206

VPAPOL

&

The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 31, 2:11 PM MDTSevere Thunderstorm WarningGLDKit Carson49 min
May 31, 2:38 PM MDTTornado WarningGLDKit Carson37 min
May 31, 2:45 PM MDTTornado WarningGLDCheyenne45 min

Nearby

Tornado Warnings in Colorado, 2001Every tornado warning in 2001Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.