Alert archive / Colorado / Tornado Warnings in 2000
Tornado Warning 20, NWS Goodland, KS
NWS Goodland, KS issued this tornado warning at Jul 21, 2000, 5:52 PM MDT for Yuma County, Colorado. It was in force for 38 min. 1 report 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 21, 2000, 5:52 PM MDT (23:52 UTC)
- Expired
- Jul 21, 2000, 6:30 PM MDT
- In force
- 38 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 23:55 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 |
|---|---|---|---|
| Jul 21, 6:05 PM MDT | Hail 1.75 | Yuma, 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 21, 2:15 PM MDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 11.9 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
- 780 J/kg
- Mixed-layer CIN
- -305 J/kg
- Mixed-layer LCL
- 1125 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 89 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
564 WFUS53 KGLD 212353 TORGLD COC125-220030- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE GOODLAND KS 552 PM MDT FRI JUL 21 2000 THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A * TORNADO WARNING FOR... SOUTHERN YUMA COUNTY IN NORTHEAST COLORADO * UNTIL 630 PM MDT * AT 552 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH A TORNADO 7 MILES NORTHWEST OF HEARTSTRONG...OR ABOUT 7 MILES SOUTH OF YUMA...MOVING SOUTH AT 25 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... HEARTSTRONG AROUND 605 PM MDT ABARR...VERNON AROUND 615 PM MDT OTHER LOCATIONS IN THIS WARNING INCLUDE...KIRK...JOES...IDALIA...HALE AND BONNY RESERVOIR. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OF ROOM SUCH AS A CLOSET OR BATHROOM. $$ SKIPPER LAT...LON 4006 10213 4005 10276 3960 10272 3960 10213
The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 6:02 PM MDT | Flash Flood Warning | GLD | Yuma | 4 hr |
| Jul 20, 7:00 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 60 min |
| Jul 21, 5:17 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 58 min |
Nearby
Tornado Warnings in Colorado, 2000Every tornado warning in 2000Tornadoes in 2000
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.