Alert archive / Kansas / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 8, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Apr 30, 1987, 8:05 PM CDT for McPherson County, Kansas. It was in force for 30 min.
The area
The counties it named.
The facts
- Issued
- Apr 30, 1987, 8:05 PM CDT (01:05 UTC)
- Expired
- Apr 30, 1987, 8:35 PM CDT
- In force
- 30 min
- Issued by
- NWS Topeka, KS
- Area
- Whole counties
County McPherson County, KS
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 1.1 hours before the alert went out and 187 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
- 2224 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 139 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 KCNK 010107 SVRCNK KSC113-010210- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CONCORDIA KS 805 PM CDT THU APR 30 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 910 PM CDT FOR THE FOLLOWING COUNTY OF CENTRAL KANSAS... MCPHERSON AT 805 PM CDT RADAR SHOWED A SEVERE THUNDERSTORM OVER MCPHERSON MOVING TO THE NORTHEAST AT 10 MPH THIS THUNDERSTORM WILL LIKELY PRODBUCE LARGE HAIL...HEAVY RAIN...DAMAGING WINDS AND DANGEROUS LIGHTNING. SEEK SHELTER FROM THIS STORM. STAPLETON
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, Apr 30, 5:52 PM CDT, 2 hours 13 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 550 PM CDT THU APR 30 1987 AT 545 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 15 MILES SOUTHEAST OF EMPORIA. THE STORM WAS OF SUFFICIENT INTENSITY THAT SMALL HAIL... GUSTY WINDS...BRIEF HEAVY RAINS AND DANGEROUS LIGHTNING. THE STORM WAS MOVING EASTNORTHEAST AT 15 MPH. THIS THUNDERSTORM WAS PART OF A LINE OF SHOWERS AND THUNDERSTORMS THAT EXTENDED FROM NEAR JOPLIN MISSOURI TO 30 MILES SOUTH OF SALINA KANSAS. THE LINE OF SHOWERS AND THUNDERSTORMS WAS MOVING EASTNORTHEAST AT 10 TO 15 MPH. WAVRIN
Special weather statement, Apr 30, 5:57 PM CDT, 2 hours 8 minutes before
SPECIAL WEATHER STATEMENT ...CORRECTION TO LINE 3. NATIONAL WEATHER SERVICE TOPEKA KS 550 PM CDT THU APR 30 1987 AT 545 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 15 MILES SOUTHEAST OF EMPORIA. THE STORM WAS OF SUFFICIENT INTENSITY THAT SMALL HAIL... GUSTY WINDS...BRIEF HEAVY RAINS AND DANGEROUS LIGHTNING MAY OCCUR. THE STORM WAS MOVING EAST NORTHEAST AT 15 MPH. THIS THUNDERSTORM WAS PART OF A LINE OF SHOWERS AND THUNDERSTORMS THAT EXTENDED FROM NEAR JOPLIN MISSOURI TO 30 MILES SOUTH OF SALINA KANSAS. THE LINE OF SHOWERS AND THUNDERSTORMS WAS MOVING EAST NORTHEAST AT 10 TO 15 MPH. WAVRIN
Special weather statement, Apr 30, 7:07 PM CDT, 58 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CONCORDIA KS 700 PM CDT THU APR 30 1987 AT 700 PM CDT SHOWERS AND THUNDERSTORMS WERE SOUTH O A LINE FORM 15 MILES SOUSTH OF HAYS KANSAS TO 15 MILES SOUTH OF SALINA TO OSAGE CITY KANSAS. THEY WERE MOVING TO THE EAST AT 10 TO 15 MILES AN HOUR. HEAVY RAIN GUSTY WINDS AND SOME PEA SIZE HAIL WAS REPORTED 7 MILES EAST OF MCPHERSON AT 700 PM CDT. THESE THUNDERSTORMS WILL BUILD UNTIL AFTER SUNSET THEN GRADUALLY DIE OUT. STAPLETON
Special weather statement, Apr 30, 7:48 PM CDT, 17 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CONCORDIA KS 745 PM CDT THU APR 30 1987 AT 745 PM CDT RADAR INDICATED SHOWERS AND THUNDERSTORMS IN CENTRAL KANSAS SOUTH OF A LINE FROM OSAGE CITY TO COUNCIL GROVE TO LINSBORG TO 20 MILES NORTHWEST OF GREAT BEND. THE STRONGEST THUNDERSTORMS WERE IN EASTERN MCPHERSON AND WESTERN MARION COUNTMES. THUNDERSTORMS WITH HEAVY RAIN AND DANGEROUS LIGHTNING AND SMALL HAIL WAS LOCATED 5 TO 10 MILES EAST O$F MCPHERSON AND 5 MILES NORTHWEST OF MCPHERSON. THE THUNDERSTORMS WERE MOVING TO THE EAST AT 10 MPH WHILE DEVELOPING TO THE WEST. PETERSEN
Nearby
Severe Thunderstorm Warnings in Kansas, 1987Every severe thunderstorm warning in 1987
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.