Alert archive / Colorado / Flash Flood Warnings in 1998

Flash Flood Warning 10, NWS Pueblo, CO

August 9, 1998Kiowa County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 9, 1998, 8:36 PM MDT for Kiowa County, Colorado. It was in force for 119 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 9, 1998, 8:36 PM MDT (02:36 UTC)
Expired
Aug 9, 1998, 10:35 PM MDT
In force
119 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Kiowa County, CO

The radar

The Pueblo radar (KPUX), 126 km from the middle of the area, began a volume at 02:35 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 nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 2.6 hours before the alert went out and 165 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 1998-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 325 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 1998-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 square meters per square second.193958Sfc1 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
325 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
2136 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
73 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.

741 
RWUS01 KPUB 100238 RRA
FFWPUB
COC061-100435-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
836 PM MDT SUN AUG 9 1998

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL AND EASTERN KIOWA COUNTY IN SOUTHEASTERN COLORADO

* UNTIL 1035 PM MDT

* AT 835 PM MDT...DOPPLER RADAR ESTIMATED OVER 2 INCHES OF RAIN IN
  THE PAST HOUR NORTHWEST OF EADS AND SPOTTER REPORTS OF HEAVY
  RAIN AND 1/2 INCH DIAMETER HAIL IN EADS. THE HEAVY RAIN WAS
  ADVANCING EAST AT 20 MPH.

* THUNDERSTORMS WILL BRING FLOODING RAIN TO THE EADS AREA AND ALONG
  HIGHWAY 96 BETWEEN EADS AND SHERIDAN LAKE THROUGH 930 PM.

IF YOU ARE IN OR CLOSE TO THE WARNED AREA GO TO HIGHER GROUND
IMMEDIATELY.  DO NOT DRIVE OR WALK THROUGH WATER.  YOU NEVER KNOW
HOW DEEP THE WATER REALLY IS.  KEEP CHILDREN AWAY FROM DRAINAGE
DITCHES AND SWIFTLY FLOWING WATER.

TM

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 6:09 PM MDTSevere Thunderstorm WarningPUBCrowley61 min
Aug 10, 1:55 PM MDTSevere Thunderstorm WarningPUBLas Animas60 min
Aug 10, 4:18 PM MDTSevere Thunderstorm WarningPUBLas Animas62 min
Aug 10, 5:52 PM MDTSevere Thunderstorm WarningPUBLas Animas58 min

Nearby

Flash Flood Warnings in Colorado, 1998Every flash flood warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.