Alert archive / Colorado / Tornado Warnings in 1998
Tornado Warning 23, NWS Goodland, KS
NWS Goodland, KS issued this tornado warning at Jun 22, 1998, 9:37 PM MDT for Yuma County, Colorado. It was in force for 63 min. 2 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
- Jun 22, 1998, 9:37 PM MDT (03:37 UTC)
- Expired
- Jun 22, 1998, 10:40 PM MDT
- In force
- 63 min
- Issued by
- NWS Goodland, KS
- Area
- Whole counties
County Yuma County, CO
The radar
The Goodland radar (KGLD), 94 km from the middle of the area, began a volume at 03:41 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 22, 10:10 PM MDT | Hail 2.75 | Yuma, CO | Hail up to baseball size damaged windows, windshields, roofs, siding, and vehicles. Hail started as dime size at 2100 MST. |
| Jun 22, 10:30 PM MDT | Hail 1.75 | Yuma, CO | At Eckley, golfball to baseball size hail damaged windows, vehicles, and roofs. At 4S of Eckley, a house suffered window and skylight damage and a calf sustained a spinal cord injury due to hail. |
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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 22, 7:45 PM MDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 3.6 hours before the alert went out and 70 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.
- Mixed-layer CAPE
- 411 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 2892 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 121 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
305 WFUS1 KGLD 230338 RRA TORGLD COC125-230440- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE GOODLAND KS 937 PM MDT MON JUN 22 1998 THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A * TORNADO WARNING FOR... NORTHWESTERN YUMA COUNTY IN NORTHEASTERN COLORADO * UNTIL 1040 PM MDT * AT 936 PM MDT... GOODLAND DOPPLER RADAR INDICATED A DEVELOPING TORNADO 34 MILES WEST OF WRAY OR 7 MILES WEST OF YUMA MOVING SOUTHEAST AT 20 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... YUMA AROUND 955 PM MDT GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR MARTELLO/MANNING
What forecasters said that day
The local office's own words before this tornado 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 tornado warning went out at Jun 22, 2:01 PM MDT, 7 hours 36 minutes earlier.
Area forecast discussion, Jun 22, 2:01 PM MDT, 7 hours 36 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GOODLAND KS 201 PM MDT (301 PM CDT) MON JUN 22 1998 ...FORECAST CONCERNS ARE CONVECTION TONIGHT AND TEMPERATURES THROUGH REMAINDER OF PERIOD... IN THE SHORT TERM...ALL SYNOPTIC MODELS MISS THE 500 VORT CENTER THAT IS FORECAST BY THE RUC/RUC2 TO MOVE INTO EASTERN COLORADO/WESTERN KANSAS TONIGHT. THE ETA TO SOME EXTENT PICKED UP ON THE SURFACE REFLECTION WITH A 1005 LOW CENTER OVER EASTERN COLORADO. THIS WILL BE KEY TO WHERE THE CONVECTION DEVELOPS TONIGHT. BELIEVE THAT WARM FRONT WILL EXTEND FROM THIS LOW ALONG OR NEAR THE KANSAS/NEBRASKA BORDER WITH GOOD UPWARD MOTION AND UPPER LEVEL SUPPORT. ALREADY SEEING CU/TCU DEVELOPING ON VISIBLE SATELLITE IN THE ABOVE MENTIONED AREA WHERE LAPS SHOWS THETA/E AXIS. HIT THOSE AREAS PRETTY GOOD WITH 50 AND 60 POPS. TO THE SOUTH MENTIONED 30 POPS. FOR TUESDAY AND WEDNESDAY...SHORTWAVES CONTINUE TO EJECT FROM THE WESTERN US TROUGH. HEIGHTS BUILD A BIT AND TEMPERATURES WARM WITH RESPECTABLE DEWPOINTS. MENTIONED A 20 POP FOR TUESDAY. WILL LEAVE OUT MENTION OF TRW WEDNESDAY WITH LIMITED MOISTURE. WINDS SHIFT TO THE SOUTHWEST AND ACCORDING TO THE FWC GUIDANCE...INCREASE IN SPEED. FROM PAST EXPERIENCE THIS SPRING...THE GUIDANCE HAS DONE VERY WELL. WILL MENTION BREEZY FOR TUESDAY AND WEDNESDAY. LATER SHIFTS MAY HAVE TO MENTION WINDY AS HLC AND GLD INDICATE 23 KTS FOR WEDNESDAY. IN THE EXTENDED...MRF CONTINUES TO EJECT SHORTWAVES IN THE ACTIVE SOUTHWEST FLOW. ONLY PROBLEM IS MOISTURE IS UP AT 500 MB. IT WILL CONTINUE TO BE HOT WITH NIL PRECIPITATION. .GLD...NONE THEDE
In the hours before
Special weather statement, Jun 22, 7:49 PM MDT, 1 hour 48 minutes before
COZ090-KSZ001-002-NEZ079-080-230540- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GOODLAND KS 748 PM MDT (848 PM CDT) MON JUN 22 1998 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 2 AM MDT (3 AM CDT)... AT 744 PM MDT (844 PM CDT)...CONDITIONS HAVE BECOME FAVORABLE FOR THE DEVELOPMENT OF STRONG TO SEVERE THUNDERSTORMS OVER PORTIONS OF NORTHEAST COLORADO...EXTREME SOUTHWEST NEBRASKA AND EXTREME NORTHWEST KANSAS. LARGE HAIL AND DAMAGING WINDS ARE POSSIBLE WITH THE SEVERE THUNDERSTORMS. SEVERE THUNDERSTORM WATCH NUMBER 642 HAS BEEN POSTED FOR YUMA COUNTY IN NORTHEAST COLORADO...DUNDY AND HITCHCOCK COUNTIES IN EXTREME SOUTHWEST NEBRASKA...AND CHEYENNE AND RAWLINS COUNTIES IN EXTREME NORTHWEST KANSAS UNTIL 2 AM MDT (3 AM CDT). SOME CITIES IN THE SEVERE THUNDERSTORM WATCH INCLUDE IN NORTHEAST COLORADO...YUMA AND WRAY... IN EXTREME SOUTHWEST NEBRASKA...BENKELMAN...TRENTON AND STRATTON... IN EXTREME NORTHWEST KANSAS...ST FRANCIS AND ATWOOD. A SEVERE THUNDERSTORM WATCH MEANS SEVERE THUNDERSTORMS ARE POSSIBLE IN AND NEAR THE WATCH AREA. PERSONS SHOULD WATCH FOR THREATENING WEATHER AND LISTEN TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION FOR FURTHER INFORMATION AND POSSIBLE WARNINGS. 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. TURNER
Special weather statement, Jun 22, 8:36 PM MDT, 1 hour 1 minute before
KSZ003-004-015-016-029-230635- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GOODLAND KS 835 PM MDT (935 PM CDT) MON JUN 22 1998 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 4 AM CDT... AT 932 PM CDT...CONDITIONS HAVE BECOME FAVORABLE FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS OVER EASTERN PORTIONS OF NORTHWEST KANSAS LATE THIS EVENING INTO THE EARLY MORNING HOURS. THE SEVERE THUNDERSTORMS WILL BE CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS. SEVERE THUNDERSTORM WATCH NUMBER 643 IS IN EFFECT FOR DECATUR... NORTON...SHERIDAN...GRAHAM AND GOVE COUNTIES OF NORTHWEST KANSAS UNTIL 4 AM CDT. SOME CITIES IN THE SEVERE THUNDERSTORM WATCH INCLUDE OBERLIN...NORTON...HOXIE...HILL CITY...QUINTER AND GOVE. 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. TURNER
Special weather statement, Jun 22, 9:12 PM MDT, 25 minutes before
COZ090-KSZ001>004-015-016-029-NEZ079-080-230605- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GOODLAND KS 911 PM MDT (1011 PM CDT) MON JUN 22 1998 ...SEVERE THUNDERSTORM WATCHES REMAIN IN EFFECT FOR PORTIONS OF THE REGION... AT 908 PM MDT (1008 PM CDT)...WHILE NO SEVERE WEATHER WAS DETECTED BY THE GOODLAND DOPPLER RADAR...CONDITIONS REMAIN FAVORABLE FOR THE DEVELOPMENT OF THUNDERSTORMS. A MOIST SOUTHEAST FLOW COMBINED WITH A WEAK UPPER LEVEL DISTURBANCE WILL COMBINE TO TRIGGER THUNDERSTORMS ACROSS MUCH OF THE REGION LATE THIS EVENING INTO THE EARLY MORNING HOURS. SOME OF THESE THUNDERSTORM MAY BECOME SEVERE...PRODUCING LARGE HAIL AND DAMAGING WINDS. SEVERE THUNDERSTORM WATCH NUMBER 642 REMAIN IN EFFECT UNTIL 2 AM MDT (3 AM CDT) FOR YUMA COUNTY OF NORTHEAST COLORADO...DUNDY AND HITCHCOCK COUNTIES OF EXTREME SOUTHWEST NEBRASKA...AND CHEYENNE AND RAWLINS COUNTIES OF EXTREME NORTHWEST KANSAS. SEVERE THUNDERSTORM WATCH NUMBER 643 REMAINS IN EFFECT UNTIL 4 AM CDT FOR DECATUR...NORTON...SHERIDAN...GRAHAM AND GOVE COUNTIES OF NORTHWEST KANSAS. THE THREAT OF SEVERE WEATHER IS EXPECTED TO DIMINISH LATER THIS MORNING AS THE ATMOSPHERE BECOMES MORE STABLE. UNTIL THEN...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. TURNER
The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 9:27 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 63 min |
| Jun 22, 10:15 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 65 min |
| Jun 22, 10:53 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 62 min |
| Jun 22, 11:07 PM MDT | Tornado Warning | GLD | Yuma | 33 min |
Nearby
Tornado Warnings in Colorado, 1998Every tornado warning in 1998Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.