Alert archive / Kansas / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 183, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Sep 10, 1986, 5:20 PM CDT for Ottawa County, Kansas. It was in force for 60 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
- Sep 10, 1986, 5:20 PM CDT (22:20 UTC)
- Expired
- Sep 10, 1986, 6:20 PM CDT
- In force
- 60 min
- Issued by
- NWS Topeka, KS
- Area
- Whole counties
County Ottawa 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 |
|---|---|---|---|
| Sep 10, 5:25 PM CDT | Hail 1.75 | Ottawa, KS | |
| Sep 10, 5:38 PM CDT | Hail 1.75 | Ottawa, 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, 10.3 hours before the alert went out and 174 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
- 1188 J/kg
- Mixed-layer CIN
- -147 J/kg
- Mixed-layer LCL
- 700 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 270 m²/s²
- 0-3 km storm-relative helicity
- 302 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 11.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Sep 10, 11:29 AM CDT, 5 hours 51 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 1130 AM CDT WED SEP 10 1986 ...STRONG STORM SYSTEM TO BRING THREAT OF SEVERE THUNDERSTORMS AND LOCALLY HEAVY RAINS TO EASTERN KANSAS... THERE IS A RISK OF SEVERE THUNDERSTORMS AND LOCALLY HEAVY RAINS FOR ROUGHLY THE EASTERN HALF OF KANSAS LATE THIS AFTERNON AND TONIGHT. AT MID DAY...A STRONG LOW PRESSURE SYSTEM WAS CENTERED OVER NORTHEAST NEBRASKA WITH A COLDFRONT TRAILING SOUTHWEST TO NORTHWEST KANSAS AND SOUTHWEST COLORADO. A STRONG UPPER LEVEL LOW PRESSURE SYSTEM WAS OVER THE SOUTHWESTERN STATES. STRONG AND GUSTY SOUTHERLY WINDS OF 20 TO 30 MILES AN HOUR WERE ACROSS KANSAS...BRINGING VERY MOIST AND UNSTABLE AIR ACROSS ALL OF CENTRAL AND EASTERN KANSAS. AS THE FRONT MOVES SOUTHEAST ACROSS KANSAS THIS AFTERNOON AND TONIGHT... THE UPPER LEVEL LOW OVER THE SOUTHWEST WILL MOVE NORTHEAST TOWARD THE PLAINS. THIS WILL TRIGGER SHOWERS AND THUNDERSTORMS...ESPECIALLY OVER CENTRAL AND EASTERN KANSAS...BY LATE THIS AFTERNOON INTO TONIGHT WITH THE POTENTIAL FOR SOME SEVERE STORMS AND LOCALLY HEAVY RAINS. BY THURSDAY MORNING...THE FRONT SHOULD BE OVER EASTERN KANSAS. CONSEQUENTLY...THUNDERSHOWERS MAY LINGER INTO gTHURSDAY MORNING OVER THE EAST BEFORE EXITING THE STATE BY NOON. BILLS
Special weather statement, Sep 10, 5:11 PM CDT, 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 510 PM CDT WED SEP 10 1986 ...TORNADO WATCH FOR MOST OF NORTHEAST KANSAS UNTIL 11PM... A TORNADO WATCH HAS BEEN ISSUED FOR MUCH OF NORTHEAST KANSAS UNTIL 11PM CDT TONIGHT. THE WATCH INCLUDES THE CITIES OF TOPEKA...MANHATTAN ...JUNCTION CITY...EMPORIA AND ATCHISON. AT 510PM A LINE OF STRONG THUNDERSTORMS REACHED FROM WYMORE NEBRASKA TO NEAR CLAY CENTER TO NEAR SALINA KANSAS. THE LINE WAS MOVING EAST AT ABOUT 20 TO 30 MPH AND WILL BE MOVING ACROSS MARSHALL AND RILEY COUNTIES BETWEEN 530PM AND 630PM THIS EVENING. ALTHOUGH NO REPORTS OF SEVERE WEATHER HAVE YET OCCURRED...HAIL...HIGH WINDS...DANGEROUS LIGHTNING AND POSSIBLY A TORNADO ARE POSSIBLE. RESIDENTS OF NORTHEAST KANSAS SHOULD BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. AKULOW
The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 10, 5:20 PM CDT | Severe Thunderstorm Warning | TOP | Clay, Washington | 60 min |
| Sep 10, 5:45 PM CDT | Severe Thunderstorm Warning | TOP | Ellsworth | 60 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 1986Every severe thunderstorm warning in 1986
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.