Alert archive / Nebraska / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 12, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Mar 28, 1998, 7:59 PM MST for Box Butte County, Nebraska. It was in force for 41 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
- Mar 28, 1998, 7:59 PM MST (02:59 UTC)
- Expired
- Mar 28, 1998, 8:40 PM MST
- In force
- 41 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Box Butte County, NE
The radar
The Cheyenne radar (KCYS), 186 km from the middle of the area, began a volume at 03:01 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.
The nearest sounding before it
Rapid City, SD (KUNR), launched 00:00Z, 3.0 hours before the alert went out and 206 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 549 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 88 m²/s²
- 0-3 km storm-relative helicity
- 166 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
421 WUUS1 KCYS 290359 RRA SVRCYS NEC013-290440- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 859 PM MDT SUN MAR 28 1998 THE NATIONAL WEATHER SERVICE IN CHEYENNE WYOMING HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR SOUTHEAST AND EAST CENTRAL BOX BUTTE COUNTY IN THE NEBRASKA PANHANDLE * UNTIL 940 PM MDT * AT 856 PM DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES WEST OF ALLIANCE. THIS STORM WAS MOVING TO THE NORTHEAST AT 20 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... ALLIANCE BY 905 PM LARGE HAIL IS LIKELY WITH THIS STORM. SEEK SHELTER INSIDE A STURDY BUILDING AWAY FROM ALL WINDOWS UNTIL THE STORM PASSES. WEILAND
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, Mar 28, 5:55 PM MST, 2 hours 4 minutes before
NEZ003-021-290200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 555 PM MST SAT MAR 28 1998 ...AN INTENSE THUNDERSTORM WAS OVER THE NORTHWEST CORNER OF MORRILL COUNTY... AT 550 PM...DOPPLER RADAR IN CHEYENNE INDICATED AN INTENSE THUNDERSTORM IN THE NORTHWEST CORNER OF MORRILL COUNTY...ABOUT 20 MILES TO THE NORTHEAST OF BRIDGEPORT. THE INTENSE STORM WAS MOVING TO THE NORTHEAST AT 20 MPH. THIS STORM WAS LIKELY PRODUCING HAIL UP TO ONE HALF INCH IN DIAMETER... WIND GUSTS TO 40 MPH AND BRIEF HEAVY RAIN. AT ITS CURRENT MOVEMENT...THE THUNDERSTORM WILL MOVE INTO SOUTH CENTRAL BOX BUTTE COUNTY BY 610 PM AND THEN MOVE TOWARDS NORTHEAST BOX BUTTE COUNTY. THE INTENSE STORM IS EXPECTED TO MOVE JUST TO THE WEST OF ALLIANCE. PEOPLE IN NORTHWEST MORRILL COUNTY AS WELL AS BOX BUTTE COUNTY SHOULD BE PREPARED FOR THUNDERSTORM. TAKE APPROPRIATE SHELTER IF THIS STORM APPROACHES. WEILAND
Special weather statement, Mar 28, 5:55 PM MST, 2 hours 4 minutes before
NEZ003-021-290200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 555 PM MST SAT MAR 28 1998 ...AN INTENSE THUNDERSTORM WAS OVER THE NORTHWEST CORNER OF MORRILL COUNTY... AT 550 PM...DOPPLER RADAR IN CHEYENNE INDICATED AN INTENSE THUNDERSTORM IN THE NORTHWEST CORNER OF MORRILL COUNTY...ABOUT 20 MILES TO THE NORTHEAST OF BRIDGEPORT. THE INTENSE STORM WAS MOVING TO THE NORTHEAST AT 20 MPH. THIS STORM WAS LIKELY PRODUCING HAIL UP TO ONE HALF INCH IN DIAMETER... WIND GUSTS TO 40 MPH AND BRIEF HEAVY RAIN. AT ITS CURRENT MOVEMENT...THE THUNDERSTORM WILL MOVE INTO SOUTH CENTRAL BOX BUTTE COUNTY BY 610 PM AND THEN MOVE TOWARDS NORTHEAST BOX BUTTE COUNTY. THE INTENSE STORM IS EXPECTED TO MOVE JUST TO THE WEST OF ALLIANCE. PEOPLE IN NORTHWEST MORRILL COUNTY AS WELL AS BOX BUTTE COUNTY SHOULD BE PREPARED FOR THUNDERSTORM. TAKE APPROPRIATE SHELTER IF THIS STORM APPROACHES. WEILAND
Special weather statement, Mar 28, 6:16 PM MST, 1 hour 43 minutes before
WYZ068-290200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 616 PM MST SAT MAR 28 1998 ...AN INTENSE THUNDERSTORM HAS DEVELOPED OVER EAST CENTRAL GOSHEN COUNTY... SINCE 550 PM...AN INTENSE THUNDERSTORM HAS DEVELOPED OVER CENTRAL GOSHEN COUNTY. AT THAT TIME THE CENTER OF THE STORM WAS TWO MILES EAST OF YODER...OR ABOUT 12 MILES OF TORRINGTON. THIS STORM WAS MOVING TO THE NORTHEAST AT 20 MPH AND AT ITS CURRENT MOVEMENT WILL MOVE THROUGH TORRINGTON AROUND 635 PM. AT 602 PM...PEA SIZED HAIL WAS REPORTED 1 MILES SOUTHWEST OF YODER. THIS STORM WILL PRODUCE HAIL UP TO ONE HALF INCH IN DIAMETER...WIND GUSTS TO 40 MPH AND BRIEF HEAVY RAIN. PEOPLE IN EAST CENTRAL GOSHEN COUNTY EARLY THIS EVENING SHOULD BE PREPARED FOR THE THUNDERSTORM. IF THE STORM APPROACHES...MOVE TO A SAFE SHELTER. WCJIN-WYSE WEILAND
Special weather statement, Mar 28, 6:18 PM MST, 1 hour 41 minutes before
WYZ068-290200- SPECIAL WEATHER STATEMENT..CORRECTED NATIONAL WEATHER SERVICE CHEYENNE WY 618 PM MST SAT MAR 28 1998 ...AN INTENSE THUNDERSTORM HAS DEVELOPED OVER EAST CENTRAL GOSHEN COUNTY... SINCE 550 PM...AN INTENSE THUNDERSTORM HAS DEVELOPED OVER CENTRAL GOSHEN COUNTY. AT THAT TIME THE CENTER OF THE STORM WAS TWO MILES EAST OF YODER...OR ABOUT 12 MILES SOUTHWEST OF TORRINGTON. THIS STORM WAS MOVING TO THE NORTHEAST AT 20 MPH AND AT ITS CURRENT MOVEMENT WILL MOVE THROUGH TORRINGTON AROUND 635 PM. AT 602 PM...PEA SIZED HAIL WAS REPORTED 1 MILES SOUTHWEST OF YODER. THIS STORM WILL PRODUCE HAIL UP TO ONE HALF INCH IN DIAMETER...WIND GUSTS TO 40 MPH AND BRIEF HEAVY RAIN. PEOPLE IN EAST CENTRAL GOSHEN COUNTY EARLY THIS EVENING SHOULD BE PREPARED FOR THE THUNDERSTORM. IF THE STORM APPROACHES...MOVE TO A SAFE SHELTER. WCJIN-WYSE WEILAND
Special weather statement, Mar 28, 7:29 PM MST, 30 minutes before
NEZ001-003-019>021-290330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 729 PM MST SAT MAR 28 1998 ...THUNDERSTORMS WERE LOCATED OVER THE FAR WESTERN NEBRASKA PANHANDLE... AT 720 PM...A LINE OF THUNDERSTORMS EXTENDED FROM 20 MILES NORTH OF SCOTTSBLUFF TO SOUTHEAST OF HARRISBURG. THIS LINE OF STORMS WAS MOVING TO THE EAST AT 20 MPH AND SHOULD MOVE THROUGH SOUTHEAST SIOUX... SCOTTS BLUFF AND BANNER COUNTIES THROUGH 8 PM. ADDITIONAL STORMS WERE OBSERVED BY DOPPLER RADAR IN NORTHERN MORRILL COUNTY. ALL OF THESE STORMS WILL LIKELY PRODUCE SMALL HAIL...BRIEF HEAVY RAIN AND WIND GUSTS TO 35 MPH. PEOPLE IN PARTS OF THE WESTERN NEBRASKA PANHANDLE SHOULD STILL REMAIN AWARE OF THE POSSIBILITY OF THUNDERSTORMS FOR THE REST OF THE EVENING. IF A STORM APPROACHES...BE SAFE AND SEEK SHELTER. WEILAND
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 28, 5:40 PM MST | Severe Thunderstorm Warning | CYS | Box Butte | 30 min |
| Mar 28, 7:10 PM MST | Severe Thunderstorm Warning | CYS | Banner, Scotts Bluff | 40 min |
| Mar 28, 8:35 PM MST | Severe Thunderstorm Warning | CYS | Scotts Bluff, Sioux | 40 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1998Every 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; radar from the NEXRAD Level II archive.