Alert archive / Colorado / Special Weather Statements in 2012

Special Weather Statement, NWS Goodland, KS

August 1, 2012Yuma County, Colorado

NWS Goodland, KS issued this special weather statement at Aug 1, 2012, 6:06 PM MDT for Yuma County, Colorado. It was in force for 14 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 1, 2012, 6:06 PM MDT (00:06 UTC)
Expired
Aug 1, 2012, 6:20 PM MDT
In force
14 min
Issued by
NWS Goodland, KS

County Yuma County, CO

The radar

The Goodland radar (KGLD), 90 km from the middle of the area, began a volume at 00:07 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, 0.1 hours before the alert went out and 53 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 2012-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 26 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 00:00Z on 2012-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -38 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
26 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
2432 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-38 m²/s²
0-3 km storm-relative helicity
129 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.

272 
WWUS83 KGLD 020006
SPSGLD

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
606 PM MDT WED AUG 1 2012

COZ090-091-020020-
KIT CARSON COUNTY-YUMA COUNTY-
606 PM MDT WED AUG 1 2012

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT 
WEATHER ADVISORY FOR NORTH CENTRAL KIT CARSON COUNTY IN EAST CENTRAL 
COLORADO AND SOUTHERN YUMA COUNTY IN NORTHEAST COLORADO...

AT 602 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING 
A LINE OF STRONG THUNDERSTORM OUTFLOW WINDS ALONG A LINE EXTENDING 
FROM HEARTSTRONG TO JOES...MOVING SOUTHEAST AT 45 MPH.

WINDS GUSTS TO 55 MPH ARE EXPECTED WITH THESE STORMS.


&&

LAT...LON 3957 10285 3958 10281 3966 10281 3999 10266
      3996 10215 3944 10242 3953 10287
TIME...MOT...LOC 0004Z 293DEG 37KT 3992 10255 3959 10270

$$

LUNDQUIST

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 6:47 PM MDTSpecial Weather StatementGLDCheyenne28 min
Aug 1, 10:04 PM MDTSpecial Weather StatementGLDDecatur11 min
Aug 1, 10:15 PM MDTSpecial Weather StatementGLDDecatur30 min
Aug 1, 10:42 PM MDTSpecial Weather StatementGLDNorton33 min
Aug 2, 2:17 PM MDTSpecial Weather StatementGLDSherman28 min
Aug 2, 2:45 PM MDTSpecial Weather StatementGLDThomas30 min
Aug 2, 2:59 PM MDTSpecial Weather StatementGLDThomas31 min
Aug 2, 3:21 PM MDTSpecial Weather StatementGLDLogan24 min
Aug 2, 3:43 PM MDTSevere Thunderstorm WarningGLDLogan47 min
Aug 2, 3:49 PM MDTSpecial Weather StatementGLDWallace26 min
Aug 2, 4:27 PM MDTSevere Thunderstorm WarningGLDGove, Logan38 min
Aug 1, 6:00 PM MDTSevere Thunderstorm WarningGLDYuma30 min
Aug 1, 6:22 PM MDTSpecial Weather StatementGLDYuma23 min
Aug 1, 7:03 PM MDTSpecial Weather StatementGLDYuma27 min
Aug 1, 7:41 PM MDTSpecial Weather StatementGLDKit Carson34 min
Aug 1, 8:27 PM MDTSpecial Weather StatementGLDHitchcock8 min
Aug 1, 8:35 PM MDTSpecial Weather StatementGLDHitchcock25 min
Aug 1, 9:34 PM MDTSpecial Weather StatementGLDRed Willow26 min

Nearby

Special Weather Statements in Colorado, 2012Every special weather statement in 2012

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.