Alert archive / Nebraska / Tornado Warnings in 1998
Tornado Warning 23, NWS Cheyenne, WY
NWS Cheyenne, WY issued this tornado warning at Jul 5, 1998, 3:48 PM MDT for Kimball County, Nebraska. It was in force for 17 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 5, 1998, 3:48 PM MDT (21:48 UTC)
- Expired
- Jul 5, 1998, 4:05 PM MDT
- In force
- 17 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Kimball County, NE
The radar
The Cheyenne radar (KCYS), 91 km from the middle of the area, began a volume at 21:52 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 5, 3:55 PM MDT | Tornado F0 | Kimball, NE | A tornado touched down 12 miles west of Kimball over open country and quickly dissipated. |
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 nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 9.8 hours before the alert went out and 153 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
- 29 J/kg
- Mixed-layer CIN
- -305 J/kg
- Mixed-layer LCL
- 2094 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -20 m²/s²
- 0-3 km storm-relative helicity
- -26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
089 WFUS1 KCYS 052149 RRA TORCYS NEC105-052205- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 348 PM MDT SUN JUL 5 1998 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A * TORNADO WARNING FOR... EXTREME NORTHWESTERN KIMBALL COUNTY IN THE NEBRASKA PANHANDLE * UNTIL 405 PM MDT * AT 347 PM MDT... SPOTTERS INDICATED A TORNADO 6 MILES NORTHEAST OF PINE BLUFFS IN NEBRASKA... MOVING EAST AT 15 MPH.. THE TORNADO WILL REMAIN OVER RURAL AREAS. A TORNADO IS ON THE GROUND GO TO THE BASEMENT IF A BASEMENT IS NOT AVAILABLE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR BAKER &
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.
In the hours before
Special weather statement, Jul 5, 10:00 AM MDT, 5 hours 48 minutes before
WYZ061>070-NEZ001>003-019>021-054-055-060000- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 1000 AM MDT SUN JUL 5 1998 THE SEVERE WEATHER POTENTIAL IN SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE IS LOW TODAY. SPOTTER ACTIVATION WILL NOT BE NECESSARY. DISCUSSION...A DRIER AND LESS UNSTABLE AIR MASS WILL BE OVER THE AREA TODAY. ONLY ISOLATED WEAK THUNDERSTORMS ARE EXPECTED LATER THIS AFTERNOON AND EVENING. WCJIN-WYSE-WYNE TJLH
Special weather statement, Jul 5, 10:00 AM MDT, 5 hours 48 minutes before
WYZ061>070-NEZ001>003-019>021-054-055-060000- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 1000 AM MDT SUN JUL 5 1998 THE SEVERE WEATHER POTENTIAL IN SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE IS LOW TODAY. SPOTTER ACTIVATION WILL NOT BE NECESSARY. DISCUSSION...A DRIER AND LESS UNSTABLE AIR MASS WILL BE OVER THE AREA TODAY. ONLY ISOLATED WEAK THUNDERSTORMS ARE EXPECTED LATER THIS AFTERNOON AND EVENING. WCJIN-WYSE-WYNE TJLH
Nearby
Tornado Warnings in Nebraska, 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.