Alert archive / Nebraska / Tornado Warnings in 1997
Tornado Warning 13, NWS Hastings, NE
NWS Hastings, NE issued this tornado warning at Jun 20, 1997, 9:45 PM CDT for Merrick County, Polk County, Nebraska. It was in force for 30 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
- Jun 20, 1997, 9:45 PM CDT (02:45 UTC)
- Expired
- Jun 20, 1997, 10:15 PM CDT
- In force
- 30 min
- Issued by
- NWS Hastings, NE
- Area
- Whole counties
Counties Merrick County, NE, Polk County, NE
The radar
The Grand Island radar (KUEX), 110 km from the middle of the area, began a volume at 02:45 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 20, 8:00 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 2.8 hours before the alert went out and 121 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
- 5994 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1151 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 186 m²/s²
- Significant tornado parameter
- 4.8
- Supercell composite
- 25.7
The text
As transmitted, in the capitals the NWS used until 2016.
365 WFUS1 KGRI 210246 RRA TORGRI NEC121-143-210315- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE HASTINGS NE 945 PM CDT FRI JUN 20 1997 THE NATIONAL WEATHER SERVICE IN HASTINGS NE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 1015 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL NEBRASKA ...EASTERN MERRICK COUNTY IN EAST CENTRAL NEBRASKA ...WESTERN POLK COUNTY ...AT 943 PM A TORNADO WAS REPORTED ON THE GROUND 3 MILES SOUTH OF CLARKS BY THE COUNTY SHERIFF. TOWNS IN THE PATH OF THIS STORM INCLUDE CLARKS AND AREAS ALONG HIGHWAY 92. THE STORM WAS LOCATED 25 MILES NORHTWEST OF YORK MOVING EAST AT 10 MPH. YOU SHOULD BE IN YOUR TORNADO SHELTER NOW IF YOU ARE IN EASTERN MERRICK AND WESTERN POLK COUNTIES. IN ADDITION TO THE THREAT OF TORNADOES...LARGE HAIL AND DAMAGING WINDS ARE LIKELY WITH THIS STORM. TAKE COVER NOW. MORITZ &
The office that day
Everything else NWS Hastings, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 7:45 PM CDT | Severe Thunderstorm Warning | GID | Howard, Merrick, Nance | 45 min |
| Jun 20, 8:24 PM CDT | Severe Thunderstorm Warning | GID | Greeley | 51 min |
| Jun 20, 8:29 PM CDT | Severe Thunderstorm Warning | GID | Howard, Merrick, Nance | 46 min |
| Jun 20, 9:00 PM CDT | Tornado Warning | GID | Merrick | 45 min |
| Jun 20, 9:42 PM CDT | Tornado Warning | GID | Dawson | 48 min |
| Jun 20, 9:51 PM CDT | Severe Thunderstorm Warning | GID | Howard | 39 min |
| Jun 20, 10:04 PM CDT | Tornado Warning | GID | Howard | 41 min |
| Jun 20, 10:13 PM CDT | Severe Thunderstorm Warning | GID | Valley | 47 min |
| Jun 20, 10:15 PM CDT | Severe Thunderstorm Warning | GID | Nance | 45 min |
| Jun 20, 10:26 PM CDT | Severe Thunderstorm Warning | GID | Buffalo, Sherman | 49 min |
| Jun 20, 10:31 PM CDT | Tornado Warning | GID | Dawson | 44 min |
| Jun 20, 10:43 PM CDT | Severe Thunderstorm Warning | GID | Greeley, Howard | 32 min |
| Jun 20, 11:00 PM CDT | Severe Thunderstorm Warning | GID | Merrick, Nance | 45 min |
| Jun 20, 11:00 PM CDT | Severe Thunderstorm Warning | GID | Hall | 45 min |
| Jun 20, 11:06 PM CDT | Severe Thunderstorm Warning | GID | Adams, Kearney | 39 min |
| Jun 20, 11:10 PM CDT | Severe Thunderstorm Warning | GID | Clay, Hamilton | 50 min |
| Jun 20, 11:10 PM CDT | Severe Thunderstorm Warning | GID | Polk | 50 min |
| Jun 20, 11:23 PM CDT | Severe Thunderstorm Warning | GID | Buffalo | 37 min |
| Jun 20, 11:34 PM CDT | Severe Thunderstorm Warning | GID | Fillmore, York | 41 min |
| Jun 21, 12:19 AM CDT | Severe Thunderstorm Warning | GID | Clay, Fillmore | 41 min |
| Jun 21, 1:06 AM CDT | Severe Thunderstorm Warning | GID | Gosper | 39 min |
Nearby
Tornado Warnings in Nebraska, 1997Every tornado warning in 1997Tornadoes in 1997
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.