Alert archive / Kansas / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 84, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Jun 8, 1990, 4:50 PM CDT for Brown County, Kansas. It was in force for 40 min. 2 reports 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 8, 1990, 4:50 PM CDT (21:50 UTC)
- Expired
- Jun 8, 1990, 5:30 PM CDT
- In force
- 40 min
- Issued by
- NWS Topeka, KS
- Area
- Whole counties
County Brown County, KS
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 8, 5:02 PM CDT | Hail 1.5 | Brown, KS | |
| Jun 8, 5:17 PM CDT | Hail 1.5 | Brown, KS |
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
Topeka, KS (KTOP), launched 12:00Z, 9.8 hours before the alert went out and 92 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
- 1373 J/kg
- Mixed-layer CIN
- -248 J/kg
- Mixed-layer LCL
- 1115 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 257 m²/s²
- 0-3 km storm-relative helicity
- 234 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KTOP 082152
SVRTOP
KSC013-082230-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
450 PM CDT FRI JUN 8 1990
THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN NORTHEAST KANSAS
...BROWN
AT 446 PM WEATHER RADAR SHOWED A SEVERE THUNDERSTORM OVER NORTHERN
BROWN COUNTY... OR ABOUT 20 MILES WEST-NORTHWEST OF ST. JOSEPH
MISSOURI. THE STORM WAS MOVING TO THE EAST-SOUTHEAST AROUND 30 MPH.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.
MAYWhat 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 8, 12:03 PM CDT, 4 hours 47 minutes before
KSZ013>016-081800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 1202 PM CDT FRI JUN 8 1990 AT 1155AM CDT THUNDERSTORMS WERE DEVELOPING OVER NORTHEAST KANSAS. VERY HEAVY RAINS AND POSSIBLY SOME SMALL HAIL WERE INDICATED AROUND 20 MILES NORTH OF TOPEKA NEAR VALLEY FALLS AND AROUND 20 MILES NORTH OF LAWRENCE NORTHEAST OF PERRY RESERVOIR. THESE STORMS WERE PART OF A LARGER AREA OF DEVELOPING THUNDERSTORMS THAT STRETCHED FROM AROUND 15 MILES NORTHWEST OF TOPEKA NORTH OF ROSSVILLE THROUGH NORTHERN JEFFERSON COUNTY NORTH OF PERRY RESERVOIR THEN NORTHEAST INTO NORTHWEST MISSOURI. THE THUNDERSTORMS WERE SHIFTING EAST AROUND 40 MPH. FURTHER THUNDERSTORMS WILL BE DEVELOPING OVERg NORTHEAST KANSAS THROUGH THE AFTERNOON. KAYS
Special weather statement, Jun 8, 1:07 PM CDT, 3 hours 43 minutes before
KSZ007-008-010-011-081900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CONCORDIA KS 105 PM CDT FRI JUN 8 1990 .THUNDERSTORMS ARE DEVELOPOING RAPIDLY IN NORTHEAST KANSAS... AT 105 PM CONCORDIA RADAR INDICATED A THUNDERSTORM WITH HEAVY RAIN 10 MILES SOUTHEAST OF MARYSVILLE AND 5 TO 10 MILES NORTHWEST OF HOLTON. THESE THUNDERSTORM ARE MOVING TO THE EAST AT 25 MPH AND LIKELY CONTAIN BRIEF BUT HEAVY RAIN...DANGEROUS LIGHTNING AND POSSIBLE HAIL. THESE STORMS COULD MOVE TO THE SENECA AND HORTON AREAS BY 2 PM. MP
Special weather statement, Jun 8, 3:07 PM CDT, 1 hour 43 minutes before
KSZ013>016-082100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 305 PM CDT FRI JUN 8 1990 THE SEVERE THUNDERSTORM WARNING FOR BROWN COUNTY EXPIRED AT 3PM CDT AND WILL NOT BE EXTENDED. NO SEVERE STORM REPORTS HAVE BEEN RECEIVED SINCE 230PM. THUNDERSTORMS CONTINUE OVER EASTERN BROWN COUNTY AROUND 50 MILES NORTH OF TOPEKA BUT THEY WERE WEAKENING AS THEY MOVED EAST AROUND 40 MPH. A TORNADO WATCH CONTINUES FOR NORTHEAST KANSAS UNTIL 8PM CDT. THUNDERSTORMS COULD DEVELOP RAPIDLY WITHIN THE WATCH AREA AND CITIZENS SHOULD BE ALERT TO WEATHER CHANGES AND BE PREPARED TO MOVE QUICKLY TO A PLACE OF SAFETY SHOULD THUNDERSTORMS THREATEN. KAYS
Special weather statement, Jun 8, 3:54 PM CDT, 56 minutes before
KSZ013>016-082200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 355 PM CDT FRI JUN 8 1990 A TORNADO WATCH CONTINUES FOR NORTHEAST KANSAS UNTIL 8PM CDT. NO THUNDERSTORMS WERE IN NORTHEAST OR EASTCENTRAL KANSAS AT 350PM CDT. HOWEVER THE ATMOSPHERE REMAINS VERY UNSTABLE AND THUNDERSTORMS COULD DEVELOP RAPIDLY. CITIZENS SHOULD BE ALERT AND BE PREPARED TO MOVE TO A PLACE OF SAFETY SHOULD THUNDERSTORMS THREATEN. KAYS
The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 7:12 PM CDT | Tornado Warning | TOP | Lyon | 48 min |
| Jun 7, 7:26 PM CDT | Severe Thunderstorm Warning | TOP | Douglas, Shawnee | 34 min |
| Jun 7, 7:31 PM CDT | Tornado Warning | TOP | Osage | 29 min |
| Jun 7, 7:51 PM CDT | Severe Thunderstorm Warning | TOP | Shawnee | 69 min |
| Jun 7, 8:01 PM CDT | Tornado Warning | TOP | Lyon, Osage | 59 min |
| Jun 7, 8:13 PM CDT | Tornado Warning | TOP | Shawnee | 47 min |
| Jun 7, 8:30 PM CDT | Tornado Warning | TOP | Shawnee | 45 min |
| Jun 7, 8:36 PM CDT | Severe Thunderstorm Warning | TOP | Jackson, Jefferson | 39 min |
| Jun 7, 8:55 PM CDT | Severe Thunderstorm Warning | TOP | Lyon, Osage | 65 min |
| Jun 7, 9:03 PM CDT | Severe Thunderstorm Warning | TOP | Atchison | 57 min |
| Jun 7, 9:20 PM CDT | Flash Flood Warning | TOP | Lyon, Osage | 5 hr |
| Jun 7, 9:20 PM CDT | Flash Flood Warning | TOP | Douglas, Shawnee | 5 hr |
| Jun 7, 9:46 PM CDT | Severe Thunderstorm Warning | TOP | Coffey | 44 min |
| Jun 8, 1:29 PM CDT | Severe Thunderstorm Warning | TOP | Atchison, Brown, Jackson | 61 min |
| Jun 8, 1:29 PM CDT | Severe Thunderstorm Warning | TOP | Nemaha | 61 min |
| Jun 8, 2:27 PM CDT | Severe Thunderstorm Warning | TOP | Brown | 33 min |
| Jun 8, 5:23 PM CDT | Severe Thunderstorm Warning | TOP | Brown | 37 min |
| Jun 8, 6:35 PM CDT | Severe Thunderstorm Warning | TOP | Coffey, Lyon, Osage | 55 min |
| Jun 8, 6:51 PM CDT | Tornado Warning | TOP | Lyon | 39 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 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.