Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 31, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jun 12, 1990, 9:51 PM CDT for Boone County, Nebraska. It was in force for 39 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
- Jun 12, 1990, 9:51 PM CDT (02:51 UTC)
- Expired
- Jun 12, 1990, 10:30 PM CDT
- In force
- 39 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
County Boone County, NE
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 12, 10:20 PM CDT | Hail 0.75 | Boone, NE |
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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 2.9 hours before the alert went out and 148 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
- 3586 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 227 m²/s²
- 0-3 km storm-relative helicity
- 349 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KOFK 130251
SVROFK
NEC011-130330-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORFOLK NE
951 PM CDT TUE JUN 12 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1030 PM CDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE NORTHEAST PART OF NEBRASKA
BOONE
AT 947 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 50 MILES
SOUTHWEST OF NORFOLK MOVING NORTHEAST AT 50 MPH.
THIS WARNING INCLUDES ALL TOWNS IN BOONE COUNTY.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...DEADLY
LIGHTNING AND VERY HEAVY RAIN THAT CAN QUICKLY FLOOD A LOW LYING
AREA. SEVERE THUNDERSTORMS CAN ALSO PRODUCE A TORNADO WITH LITTLE
OR NO WARNING.
PEOPLE IN THE PATH OF THIS STORM SHOULD MOVE INSIDE A STRONG
BUILDING. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS QUICKLY FLOOD
ROADWAYS...DO NOT DRIVE INTO WATER COVERED ROADWAYS.
A TORNADO WATCH REMAINS IN EFFECT FOR MOST OF NORTHEAST NEBRASKA
UNTIL 100 AM CDT WEDNESDAY.
MILLERWhat 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, Jun 12, 6:15 PM CDT, 3 hours 36 minutes before
NEZ006-012-130000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 610 PM CDT TUE JUN 12 1990 PERSONS IN SOUTHWEST PORTIONS OF NEBRASKA SHOULD PREPARE FOR WINDS SHIFTING SHARPLY FROM THE SOUTH TO THE WEST OR NORTHWEST AND INCREASING TO 25 TO 35 MILES AN HOUR THIS EVENING FOR A PERIOD OF A COUPLE HOURS. BOATERS AND THOSE WITH OUTDOOR INTERESTS ON LAKE MCCONAUGHY SHOULD TAKE THE NECESSARY PRECAUTIONS BEFORE THESE STRONG WINDS hARRIVE. WIND GUSTS IN EXCESS OF 40 MILES AN HOUR HAVE ALREADY BEEN REPORTED ACROSS THE PANHANDLE...ALONG WITH PARTS OF NORTH CENTRAL AND CENTRAL NEBRASKA. SJC
Special weather statement, Jun 12, 9:11 PM CDT, 40 minutes before
NEZ007-012-130245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 906 PM CDT TUE JUN 12 1990 THUNDERSTORMS HAD DEVELOPED RAPIDLY OVER A SMALL PART OF EASTERN LINCOLN COUNTY...NEAR THE TOWN OF BRADY NEBRASKA. BRADY IS LOCATED 15 MILES EAST SOUTHEAST OF NORTH PLATTE. THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AROUND 45 MILES AN HOUR. THESE THUNDERSTORMS MAY CONTAIN BRIEF HEAVY RAIN...SMALL HAIL... AND GUSTY WINDS...AND WILL BE MOVING INTO SOUTHERN AND CENTRAL CUSTER COUNTY...INCLUDING BROKEN BOW...BY AROUND 945 PM CDT. SJC
Special weather statement, Jun 12, 9:14 PM CDT, 37 minutes before
NEZ007-012-130245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 906 PM CDT TUE JUN 12 1990 AT 900 PM CDT THUNDERSTORMS HAD DEVELOPED RAPIDLY OVER A SMALL PART OF EASTERN LINCOLN COUNTY...NEAR THE TOWN OF BRADY NEBRASKA. BRADY IS LOCATED 15 MILES EAST SOUTHEAST OF NORTH PLATTE. THE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AROUND 45 MILES AN HOUR. THESE THUNDERSTORMS MAY CONTAIN BRIEF HEAVY RAIN...SMALL HAIL... AND GUSTY WINDS...AND WILL BE MOVING INTO SOUTHERN AND CENTRAL CUSTER COUNTY...INCLUDING BROKEN BOW...BY AROUND 945 PM CDT. SJC
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 8:35 PM CDT | Tornado Warning | LBF | Boone, Platte | 25 min |
| Jun 12, 9:00 PM CDT | Tornado Warning | LBF | Boone, Madison, Platte | 30 min |
| Jun 12, 9:21 PM CDT | Tornado Warning | LBF | Madison, Stanton, Wayne | 39 min |
| Jun 12, 9:32 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 58 min |
| Jun 12, 10:01 PM CDT | Tornado Warning | LBF | Custer | 29 min |
| Jun 12, 10:31 PM CDT | Severe Thunderstorm Warning | LBF | Madison, Platte, Stanton | 44 min |
| Jun 12, 10:31 PM CDT | Severe Thunderstorm Warning | LBF | Boone | 44 min |
| Jun 12, 11:16 PM CDT | Severe Thunderstorm Warning | LBF | Cuming, Madison, Pierce, Stanton, Wayne | 59 min |
| Jun 12, 11:16 PM CDT | Severe Thunderstorm Warning | LBF | Platte | 59 min |
| Jun 13, 12:13 AM CDT | Severe Thunderstorm Warning | LBF | Colfax, Cuming, Stanton | 62 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1990Every severe thunderstorm warning in 1990
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.