Alert archive / Colorado / Tornado Warnings in 1998

Tornado Warning 7, NWS Pueblo, CO

July 23, 1998Bent County, Prowers County, Colorado

NWS Pueblo, CO issued this tornado warning at Jul 23, 1998, 7:37 PM MDT for Bent County, Prowers County, Colorado. It was in force for 33 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
Jul 23, 1998, 7:37 PM MDT (01:37 UTC)
Expired
Jul 23, 1998, 8:10 PM MDT
In force
33 min
Issued by
NWS Pueblo, CO
Area
Whole counties

Counties Bent County, CO, Prowers County, CO

What was reported inside it

TimeReportWhereRemark
Jul 23, 7:55 PM MDTHail 0.75Lamar, 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 00:00Z, 1.6 hours before the alert went out and 217 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 00:00Z on 1998-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 204 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 1998-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.1939Sfc1 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
204 J/kg
Mixed-layer CIN
-68 J/kg
Mixed-layer LCL
1168 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
57 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.

810 
WFUS1 KPUB 240138 RRA
TORPUB
COC011-099-240210-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
737 PM MDT THU JUL 23 1998

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN BENT COUNTY IN SOUTHEASTERN COLORADO
  NORTHWESTERN PROWERS COUNTY IN SOUTHEASTERN COLORADO

* UNTIL 810 PM MDT

* AT 736 PM MDT...RADAR SHOWED A DEVELOPING TORNADO 5 MILES WEST OF
  LAMAR MOVING NORTHEAST AT 20 MPH.

SOME LOCATIONS AFFECTED WILL BE WILEY AND OPEN COUNTRY JUST NORTH
OF LAMAR THROUGH 800 PM.  IF YOU ARE IN OR CLOSE TO THE WARNED AREA
GO TO SAFETY IN A SMALL INTERIOR ROOM AWAY FROM WINDOWS.  A
BASEMENT OFFERS THE BEST PROTECTION.  ABANDON VEHICLES AND MOBILE
HOMES FOR A DITCH...CULVERT OR REINFORCED BUILDING.

PW/SR

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 23, 6:56 PM MDTSevere Thunderstorm WarningPUBBent64 min
Jul 23, 8:11 PM MDTSevere Thunderstorm WarningPUBBent, Prowers64 min
Jul 24, 3:09 PM MDTSevere Thunderstorm WarningPUBBent61 min
Jul 24, 4:11 PM MDTSevere Thunderstorm WarningPUBProwers59 min

Nearby

Tornado Warnings in Colorado, 1998Every tornado warning in 1998Tornadoes in 1998

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.