Alert archive / Colorado / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 252, NWS Goodland, KS

August 4, 2008Kit Carson County, Yuma County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at Aug 4, 2008, 4:39 PM MDT for Kit Carson County, Yuma County, Colorado. It was in force for 50 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 4, 2008, 4:39 PM MDT (22:39 UTC)
Expired
Aug 4, 2008, 5:29 PM MDT
In force
50 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon

Counties Kit Carson County, CO, Yuma County, CO

The radar

The Goodland radar (KGLD), 55 km from the middle of the area, began a volume at 22:42 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
Aug 4, 5:00 PM MDTTSTM WND DMG19 Nne Burlington, CO6 POWER POLES DOWN, PORCH SUPPORTS TORN AWAY FROM HOUSE, SAUFET TORN OFF HOUSE AND WRAPPED AROUND SATELLITE DISH. ESTIMATED WINDS 75 MPH. QUARTER SIZED HAIL ALSO REPORTED. 0.75 INCHES OF RAIN FELL IN A 15 MINUTE TIME PERIOD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 10.7 hours before the alert went out and 88 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 2008-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 31 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 2008-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
31 J/kg
Mixed-layer CIN
-427 J/kg
Mixed-layer LCL
2310 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
43 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 
WUUS53 KGLD 042239
SVRGLD
COC063-125-042345-
/O.NEW.KGLD.SV.W.0252.080804T2239Z-080804T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
439 PM MDT MON AUG 4 2008

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN KIT CARSON COUNTY IN EAST CENTRAL COLORADO...
  SOUTHEASTERN YUMA COUNTY IN NORTHEAST COLORADO...

* UNTIL 545 PM MDT

* AT 437 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM PRODUCING QUARTER SIZE HAIL...AND DAMAGING
  WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 11 MILES SOUTH
  OF BONNY RESERVOIR...OR 9 MILES NORTHWEST OF KANORADO...MOVING
  NORTHWEST AT 9 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BONNY RESERVOIR AND HALE AROUND 545 PM MDT...

THIS INCLUDES HIGHWAY 385 BETWEEN MILE MARKERS 193 AND 215.

LAT...LON 3961 10250 3975 10205 3938 10206 3937 10236
TIME...MOT...LOC 2239Z 154DEG 8KT 3946 10212

$$

THEDE
2 follow-up statements
000 
WWUS53 KGLD 042255
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
455 PM MDT MON AUG 4 2008

COC063-125-042345-
/O.CON.KGLD.SV.W.0252.000000T0000Z-080804T2345Z/
KIT CARSON CO-YUMA CO-
455 PM MDT MON AUG 4 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM MDT
FOR SOUTHEASTERN YUMA AND NORTHEASTERN KIT CARSON COUNTIES...

AT 451 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED 7 MILES SOUTHWEST OF BONNY RESERVOIR...MOVING NORTHWEST AT 20
MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  RURAL SOUTHERN YUMA COUNTY AROUND 510 PM MDT...
  RURAL NORTHEASTERN KIT CARSON COUNTY AROUND 510 PM MDT...

THIS INCLUDES HIGHWAY 385 BETWEEN MILE MARKERS 193 AND 215.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

LAT...LON 3961 10250 3975 10205 3938 10206 3937 10236
TIME...MOT...LOC 2255Z 129DEG 18KT 3953 10225

$$

THEDE
000 
WWUS53 KGLD 042329
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
530 PM MDT MON AUG 4 2008

COC063-125-042340-
/O.CAN.KGLD.SV.W.0252.000000T0000Z-080804T2345Z/
KIT CARSON CO-YUMA CO-
530 PM MDT MON AUG 4 2008

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN YUMA AND
NORTHEASTERN KIT CARSON COUNTIES IS CANCELLED...

THIS INCLUDES HIGHWAY 385 BETWEEN MILE MARKERS 193 AND 215.

THE SEVERE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED AND IS
NO LONGER SEVERE.

LAT...LON 3961 10250 3975 10205 3938 10206 3937 10236
TIME...MOT...LOC 2330Z 312DEG 17KT 3954 10227

$$

THEDE

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 6:07 PM MDTSevere Thunderstorm WarningGLDYuma52 min
Aug 3, 6:57 PM MDTSevere Thunderstorm WarningGLDKit Carson36 min
Aug 4, 4:47 PM MDTSevere Thunderstorm WarningGLDYuma29 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2008Every severe thunderstorm warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.