Alert archive / Colorado / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 328, NWS Goodland, KS

September 7, 2005Kit Carson County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at Sep 7, 2005, 9:29 PM MDT for Kit Carson County, Colorado. It was in force for 31 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: Sep 7, 2005, 9:29 PM MDT (03:29 UTC)
Expired: Sep 7, 2005, 10:00 PM MDT
In force: 31 min
Issued by: NWS Goodland, KS
Area: Counties, with a storm outline in the text

County Kit Carson County, CO

The radar

The Goodland radar (KGLD), 78 km from the middle of the area, began a volume at 03:29 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, 3.5 hours before the alert went out and 83 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 37 J/kg
Mixed-layer CIN: -51 J/kg
Mixed-layer LCL: 3326 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: -9 m²/s²
0-3 km storm-relative helicity: 24 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Goodland, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 7, 8:00 PM MDT, 1 hour 29 minutes earlier.

Area forecast discussion, Sep 7, 8:00 PM MDT, 1 hour 29 minutes before

AREA FORECAST DISCUSSION...UPDATE
NATIONAL WEATHER SERVICE GOODLAND KS
800 PM MDT WED SEP 7 2005

.DISCUSSION...JUST SENT OUT ANOTHER UPDATE...MAINLY FOR PRECIPITATION
CHANCES/COVERAGE. THUNDERSTORMS HAVE DEVELOPED OVER SOUTHERN AND
SOUTHEAST COUNTIES. RUC AND GFS WERE INDICATING SOMETHING EARLIER
BUT WAS NOT READY TO BITE. SURFACE ANALYSIS SHOWS A SUBTLE SURFACE
BOUNDARY/THETA-E CONVERGENCE IN THIS AREA. RUC IS MATCHING UP VERY
WELL WITH REALITY RIGHT NOW SO WILL ADD CHANCE POPS TO THIS AREA
THROUGH THE EVENING BASED ON IT.

ALSO INCREASED AREA OF SLIGHT CHANCE OF WESTERN AREAS. RUC WAS
CLOSEST TO THE SURFACE WINDS...AND UPDATED USING IT AND REALITY.
ALSO UPDATED SKY COVER BASED ON SATELLITE AND INCREASED AREA OF
PRECIPITATION. ALSO UPDATED HOURLY TRENDS ON TEMPERATURES AND
DEWPOINTS.

&&

.GLD WATCHES/WARNINGS/ADVISORIES...
KS...NONE.
NE...NONE.
CO...NONE.
&&

BULLER

Hazardous weather outlook, Sep 7, 11:05 AM MDT, 10 hours 24 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 7, 8:23 PM MDT	Severe Thunderstorm Warning	GLD	Kit Carson	67 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2005 Every severe thunderstorm warning in 2005

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.