Alert archive / Colorado / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 111, NWS Goodland, KS

July 27, 1990El Paso County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at Jul 27, 1990, 4:36 PM MDT for El Paso County, Colorado. It was in force for 69 min. 4 reports 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 27, 1990, 4:36 PM MDT (22:36 UTC)
Expired
Jul 27, 1990, 5:45 PM MDT
In force
69 min
Issued by
NWS Goodland, KS
Area
Whole counties

County El Paso County, CO

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Jul 27, 4:46 PM MDTHail 1El Paso, CO
Jul 27, 4:55 PM MDTHail 1El Paso, CO
Jul 27, 5:20 PM MDTHail 1.75El Paso, CO
Jul 27, 5:50 PM MDTHail 1.75El Paso, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Fort Carson/Butt, CO (KFCS), launched 12:00Z, 10.6 hours before the alert went out and 23 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, Fort Carson/Butt, CO at 12:00Z on 1990-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 170 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Carson/Butt, CO at 12:00Z on 1990-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -54 square meters per square second.1939Sfc1 km3 km6 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
170 J/kg
Mixed-layer CIN
-221 J/kg
Mixed-layer LCL
1112 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-54 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

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Jul 27, 12:04 PM MDT, 4 hours 32 minutes before
KSZ001-002-004-270915-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
100 PM CDT FRI JUL 27 1990

...SHOWERS AND THUNDERSTORMS ARE ONCE AGAIN BUILDING OVER PARTS OF
NORTHWEST KANSAS...
A 1255 PM CDT RADAR INDICATE A LINE OF SHOWERS AND THUNDERSTORMS 10
MILES EATHER SIDE OF A LINE FROM 65 MILES NORTHWEST OF GOODLAND OR
ABOLUT 10 MILES SOUTH OF OBERLIN SOUTHWEST TO 40 MILES SOUTHEAST OF
GOODLAND.  THE STRONGEST OF THESE THUNDERSTORMS WAS LOCATED ALONG THE
THOMAS...SHERIDAN COUNTY LINE.  THESE SHOWERS AND THUNDERSTORMS WERE
MOVING TO THE NORTHEAST AT 15 MPH.

OTHERS SHOWERS WERE LOCATED BETWEEN SHARON SPRINGS AND WINONA. THESE
WERE ALSO MOVING TO THE NORTHEAST.

JENNER
Special weather statement, Jul 27, 12:08 PM MDT, 4 hours 28 minutes before
KSZ001-002-004-270915-

SPECIAL WEATHER STATEMENT...CORRECTION TO LINE 5
NATIONAL WEATHER SERVICE GOODLAND KS
100 PM CDT FRI JUL 27 1990

...SHOWERS AND THUNDERSTORMS ARE ONCE AGAIN BUILDING OVER PARTS OF
NORTHWEST KANSAS...
A 1255 PM CDT RADAR INDICATE A LINE OF SHOWERS AND THUNDERSTORMS 10
MILES EATHER SIDE OF A LINE FROM 65 MILES NORTHWEST OF GOODLAND OR
ABOUT 10 MILES SOUTH OF OBERLIN...SOUTHWEST TO 40 MILES SOUTHEAST OF
GOODLAND.  THE STRONGEST OF THESE THUNDERSTORMS WAS LOCATED ALONG THE
THOMAS...SHERIDAN COUNTY LINE.  THESE SHOWERS AND THUNDERSTORMS WERE
MOVING TO THE NORTHEAST AT 15 MPH.

OTHERS SHOWERS WERE LOCATED BETWEEN SHARON SPRINGS AND WINONA. THESE
WERE ALSO MOVING TO TH$E NORTHEAST.

JENNER
Special weather statement, Jul 27, 12:40 PM MDT, 3 hours 56 minutes before
KSZ001-002-004-271915-

SPECIAL WEATHER STATEMENT...CORRECTION TO LINE 5
NATIONAL WEATHER SERVICE GOODLAND KS
100 PM CDT FRI JUL 27 1990

...SHOWERS AND THUNDERSTORMS ARE ONCE AGAIN BUILDING OVER PARTS OF
NORTHWEST KANSAS...
A 1255 PM CDT RADAR INDICATE A LINE OF SHOWERS AND THUNDERSTORMS 10
MILES EATHER SIDE OF A LINE FROM 65 MILES NORTHWEST OF GOODLAND OR
ABOUT 10 MILES SOUTH OF OBERLIN...SOUTHWEST TO 40 MILES SOUTHEAST OF
GOODLAND.  THE STRONGEST OF THESE THUNDERSTORMS WAS LOCATED ALONG THE
THOMAS...SHERIDAN COUNTY LINE.  THESE SHOWERS AND THUNDERSTORMS WERE
MOVING TO THE NORTHEAST AT 15 MPH.

OTHERS SHOWERS WERE LOCATED BETWEEN SHARON SPRINGS AND WINONA. THESE
WERE ALSO MOVING TO THE NORTHEAST.

JENNER
Special weather statement, Jul 27, 12:47 PM MDT, 3 hours 49 minutes before
KSZ001-002-004-272000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
145 PM CDT FRI JUL 27 1990

AT 140 PM MDT RADAR INDICATED SHOWERS AND THUNDERSTORMS 10 MILES EITHER
SIDE OF A LINE F
Special weather statement, Jul 27, 12:49 PM MDT, 3 hours 47 minutes before
KSZ001-002-004-272000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
145 PM CDT FRI JUL 27 1990

AT 140 PM CDT RADAR INDICATED SHOWERS AND THUNDERSTORMS 10 MILES EITHER
SIDE OF A LINE FROM 70 MILES NORTHWEST OF GOODLAND JUST EAST OF DRESDEN
...EXTENDING SOUTHWEST TO 50 MILES SOUTHEAST OF GOODLAND JUST NORTH OF
LEOTI.  THE STRONGEST OF THESE THUNDERSTORMS WERE LOCATED JUST NORTHEAST
OF GRINNELL AND ONE 10 MILES SOUTHWEST OF HOXIE.  THE LINE OF SHOWERS AND
THUNDERSTORMS WERE MOVING TO THE EAST SOUTHEAST AT 15 TO 20 MPH.

ANOTHER LINE OF SHOWERS WERE LOCATED FROM 40 MILES EAST OF GOODLAND TO 25
MILES SOUTH OF GOODLAND.  THESE SHOWERS WERE ALSO MOVING TO THE EAST
SOUTHEAST AT 15 MPH.

JENNER
Special weather statement, Jul 27, 1:52 PM MDT, 2 hours 44 minutes before
KSZ001-002-004-005-007-272115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
250 PM CDT FRI JUL 27 1990

..SHOWERS AND LIGHT THUNDERSTORMS WERE DECREASING OVER NORTHWEST KANSAS..

AT 250 PM CDT RADAR INDICATED AN AREA OF SHOWERS AND THUNDERSTORMS 40 MILES
WIDE..FROM 15 MILES SOUTHEAST OF NORTON..TO 30 MILES SOUTH OF GOODLAND.

MOSTLY LIGHT RAIN WAS FALLING FROM THE SHOWER ACTIVITY. MOVEMENT WAS
EAST AT 15 MPH.

THIS WILL BE THE LAST STATEMENT FOR THE GOODLAND WEATHER OFFICE UNTIL
THUNDERSTORMS INTENSIFY.

FREIBURGER

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 26, 6:10 PM MDTSevere Thunderstorm WarningGLDGraham50 min
Jul 26, 7:00 PM MDTSevere Thunderstorm WarningGLDThomas60 min
Jul 27, 4:36 PM MDTSevere Thunderstorm WarningGLDElbert69 min
Jul 27, 5:42 PM MDTSevere Thunderstorm WarningGLDElbert, El Paso, Lincoln63 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1990Every severe thunderstorm warning in 1990

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.