Alert archive / Colorado / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 22, NWS Goodland, KS

May 5, 1998Kit Carson County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at May 5, 1998, 7:41 PM MDT for Kit Carson County, Colorado. It was in force for 34 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: May 5, 1998, 7:41 PM MDT (01:41 UTC)
Expired: May 5, 1998, 8:15 PM MDT
In force: 34 min
Issued by: NWS Goodland, KS
Area: Whole counties

County Kit Carson County, CO

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 5, 6:00 PM MDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 1.7 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: 351 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 1870 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 20 m²/s²
0-3 km storm-relative helicity: 141 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

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.

NWS Goodland, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at May 5, 2:31 AM MDT, 17 hours 10 minutes earlier.

Area forecast discussion, May 5, 2:31 AM MDT, 17 hours 10 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GOODLAND KS
231 AM MDT (331 AM CDT) TUE MAY 5 1998

...THUNDERSTORMS CHANCES ARE THE CHALLENGE...

06Z SFC ANALYSIS INDICATED COLD FRONT THRU THE CWA AND RESTING
SOMEWHERE VCNTY OF GCK TO LHX LINE...FAR IN ITS WAKE WAS A 1012 MB
LOCATED OVER SW ND. 700 MB UA ANALYSIS SHOWED A 700 MB LOW OVER
CENTRAL CO AND THIS CIRCULATION WAS SHOWN IN WATER VAPOR IMAGERY AND
CAUGHT BY THE MODELS. RESULT WAS CONTINUING CONVECTION OVER ERN
CO/WRN KS EARLY THIS MORNING. 500 MB CHART SHOWED DIFLUENT FLOW OVER
NE CO PRECEEDING AN EWD PROGRESSING UPPER LOW PROGGED TO FILL 60 M
OR SO AS IT SETTLES OVER CA/NV AREA BY 48 HRS. MEANWHILE...FOCUS
WILL BE MAINLY IN THE LOWER ATMOSPHERE AS RETURN FLOW SETS UP LATE
TDY...AND WE PREPARE FOR ANOTHER FRONTAL SURGE LATE WEDS AFTN/EARLY
EVE.

CURRENTLY FAVOR AN NGM/AVN COMPROMISE...LEANING MORE TOWARD THE NGM.
ETA LOOKS TO MOVE ENERGY TO FAR EAST TOO FAST AND DEVELOPS A
QUESTIONABLE UPPER LOW OVER IOWA BY H48. NGM/AVN SHOW CONTINUING
ENERGY MOVING NE OVER THE CWA AT 700 MB THROUGH WEDS MORNING. THIS
OVER THE TOP OF A MOIST LOWER ATMOSPHERE IN FAIR INSTABILITY FROM
500-700 LAPSE RATES OF 7-8 DEG C/KM. THUS WILL KEEP POPS GOING IN
THE FCST. WILL GO AT OR ABOVE FWC...LEANING A BIT TOWARD AVN NUMBERS.

FWC TEMPS LOOK A BIT WARM IN UPSLOPE FLOW AND CLOUDY SKIES OVER RAIN
SOAKED GROUND...SO WILL CUT SOME FOR TDYS HIGH. WEDNESDAY SHOULD
BRING ENOUGH SUN TO ALLOW TEMPS TO RISE TO FWC. WILL LIKELY LEAVE
EXTENDED ALONE FOR NOW.

.GLD...NONE.
STAVISH

In the hours before

Special weather statement, May 5, 5:59 PM MDT, 1 hour 42 minutes before

COZ090>092-KSZ001-002-013-014-027-028-041-042-060600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
559 PM MDT (659 PM CDT) TUE MAY 5 1998

THE STORM PREDICTION CENTER IN NORMAN OKLAHOMA HAS ISSUED A SEVERE
THUNDERSTORM WATCH FOR AREAS IN EXTREME EASTERN COLORADO AND
NORTHWEST KANSAS.

THE WATCH IS IN EFFECT UNTIL MIDNIGHT MDT (1 AM CDT) FOR THE
FOLLOWING AREAS:
    IN COLORADO:  YUMA...KIT CARSON...AND CHEYENNE COUNTIES
    IN KANSAS:  CHEYENNE...RAWLINS...SHERMAN...THOMAS...WALLACE...
       LOGAN...GREELEY...AND WICHITA COUNTIES

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.  FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION
OR CABLE TELEVISION FOR LATER STATEMENTS OR WARNINGS CONCERNING THIS
SEVERE WEATHER SITUATION.

HARMON

Local storm report, May 5, 7:04 PM MDT, 37 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KANSAS
704 PM MDT TUE MAY 05 1998

TIME(MDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0441 PM    6 SSW JOES                CO   .75 INCH HAIL
05/05/98   YUMA                           HALF INCH HAIL ALSO AT 4
                                          SW JOES

0525 PM    9 N STRATTON              CO   TORNADO
05/05/98   KIT CARSON                     BRIEF TOUCHDOWN

0622 PM    7 N STRATTON              CO   .88 INCH HAIL
05/05/98   KIT CARSON                     NICKEL HAIL 7 N AND 4 E OF
                                          STRATTON CO

0622 PM    BETHUNE                   CO   TORNADO
05/05/98   KIT CARSON                     TORNADO ON GROUND TO THE
                                          NORTHWEST OF BETHUNE

Local storm report, May 5, 7:04 PM MDT, 37 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KANSAS
704 PM MDT TUE MAY 05 1998

TIME(MDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0441 PM    6 SSW JOES                CO   .75 INCH HAIL
05/05/98   YUMA                           HALF INCH HAIL ALSO AT 4
                                          SW JOES

0525 PM    9 N STRATTON              CO   TORNADO
05/05/98   KIT CARSON                     BRIEF TOUCHDOWN

0622 PM    7 N STRATTON              CO   .88 INCH HAIL
05/05/98   KIT CARSON                     NICKEL HAIL 7 N AND 4 E OF
                                          STRATTON CO

0622 PM    BETHUNE                   CO   TORNADO
05/05/98   KIT CARSON                     TORNADO ON GROUND TO THE
                                          NORTHWEST OF BETHUNE

The office that day

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

Issued	Product	Office	Counties	Lasted
May 5, 8:14 PM MDT	Severe Thunderstorm Warning	GLD	Wallace	61 min
May 6, 2:10 PM MDT	Severe Thunderstorm Warning	GLD	Wallace	50 min
May 6, 2:26 PM MDT	Severe Thunderstorm Warning	GLD	Logan	64 min
May 5, 6:10 PM MDT	Severe Thunderstorm Warning	GLD	Kit Carson	60 min
May 5, 6:22 PM MDT	Tornado Warning	GLD	Kit Carson	48 min
May 5, 7:11 PM MDT	Tornado Warning	GLD	Kit Carson	34 min

Nearby

Severe Thunderstorm Warnings in Colorado, 1998 Every severe thunderstorm 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.