Alert archive / Kansas / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 111, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Jul 2, 1993, 8:31 PM CDT for Lyon County, Kansas. It was in force for 44 min.
The area
The counties it named.
The facts
- Issued
- Jul 2, 1993, 8:31 PM CDT (01:31 UTC)
- Expired
- Jul 2, 1993, 9:15 PM CDT
- In force
- 44 min
- Issued by
- NWS Topeka, KS
- Area
- Whole counties
County Lyon County, KS
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 1.5 hours before the alert went out and 75 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
- 579 J/kg
- Mixed-layer CIN
- -226 J/kg
- Mixed-layer LCL
- 1378 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 190 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.6
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, Jul 2, 5:58 PM CDT, 2 hours 33 minutes before
KSZ013-014-015-016-030000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 558 PM CDT FRI JUL 2 1993 ...STRONG THUNDERSTORMS CONTINUE OVER EAST CENTRAL KANSAS... AT 555 PM CDT...THUNDERSTORMS WERE SCATTERED ALONG A LINE FROM 10 MILES SOUTH OF OTTAWA NEAR PRINCENTON...TO 10 MILES NORTH OF EMPORIA...TO SOUTH OF COUNCIL GROVE ALONG THE MORRIS/CHASE COUNTY LINE. THE STRONGEST STORMS WERE ALONG THE MORRIS COUNTY/CHASE COUNTY LINE. THE EASTERN PORTION OF THE LINE HAS SAGGED SOUTHWARD AT AROUND 10 MPH WHILE THE WESTERN PORTION HAS BEEN NEARLY STATIONARY. VERY HEAVY RAINS...SOME PEA TO MARBLE SIZE HAIL AND GUSTY WINDS TO 45 MILES AN HOUR WERE LIKELY WITH THE STRONGER STORMS. PEOPLE IN THE VICINITY OF THESE STORMS SHOULD STAY INDOORS AND AWAY FROM WINDOWS. THE HEAVY RAINS WITH THESE STORMS WILL CAUSE SMALL STREAM FLOODING AND PONDING OF WATER IN LOW LYING AREAS. MOTORISTS ARE CAUTIONED TO NOT DRIVE INTO WATER ACROSS ROADWASY...IT MAY BE DEEPER THAN YOU REALIZE. BILLS
Special weather statement, Jul 2, 6:45 PM CDT, 1 hour 46 minutes before
KSZ007-008-010-011-030000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CONCORDIA KS 651 PM CDT FRI JUL 2 1993 ...TORNADO WATCH FOR PORTIONS OF CENTRAL NORTHCENTRAL KANSAS THROUGH 11 PM CDT FOR THE FOLLOWING COUNTIES...BARTON...LINCOLN...DICKINSON...RUSSELL... MCPHERSON...SALINE...ELLSWORTH...RICE...CLAY...CLOUD...OTTAWA...MITCHELL... AND OSBORNE... ...FLASH FLOOD WATCH IS IN EFFECT FOR TONIGHT FOR ALL OF CENTRAL AND NORTH CENTRAL KANSAS... AT 651 PM CDT RADAR SHOWED WEAKENING THUNDERSTORMS OVER DICKINSON COUNTY 15 MILES NORTHEAST OF ABILENE AND ENTERING INTO SOUTHWEST OSBORNE AND NORTHWEST RUSSELL COUNTY NEAR NATOMA. MOVEMENT CONTINUES TO THE NORTHEAST AT 1t5 MPH. CONDITIONS REMAIN FAVORABLE FOR THUNDERSTORM DEVELOPMENT ACROSS THE REGION...SOME OF WHICH COULD QUICKLY BECOME SEVERE. CONTINUE TO MONITOR THIS WEATHER SITUATION AND LISTEN FOR LATER STATMENTS AND POSSIBLE WARNINGS. NOLES
Special weather statement, Jul 2, 6:57 PM CDT, 1 hour 34 minutes before
KSZ013-014-015-016-030100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 657 PM CDT FRI JUL 2 1993 ...A TORNADO WARNING REMAINS IN EFFECT FOR LYON COUNTY UNTIL 715 PM CDT... AT 655 \PM CDT...RADAR WAS CONTINUING TO INDICATE A POSSIBLE TORNADO TO THE WEST OF EMPORIA JUST TO THE NORTH OF PLYMOUTH. PEOPLE IN PLYMOUTH...AMERICUS AND EMPORIA SHOULD BE IN ASTORM SHELTER AT THIS TIME! BILLS
Special weather statement, Jul 2, 7:41 PM CDT, 50 minutes before
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</html>Special weather statement, Jul 2, 7:41 PM CDT, 50 minutes before
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</html>Special weather statement, Jul 2, 7:46 PM CDT, 45 minutes before
KSZ013-014-015-016-030145- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 747 PM CDT FRI JUL 2 1993 ...THE TORNADO WARNING FOR SOUTHERN LYON COUNTY AND THE CITY OF EMPORIA HAS BEEN ALLOWED TO EXPIRE... AT 745 PM...RADAR CONTINUED TO SHOW STRONG THUNDERSTORMS EXTENDING FROM 20 MILES WEST OF EMPORIA NEAR COTTONWOOD FALLS TO EMPORIA... TO 15 MILES EAST OF EMPORIA NEAR LEBO. NO TORNADOES HAVE BEEN CONFIRMED WITH THE STORMS IN LYON COUNTY. CONSEQUENTLY...THE WARNING HAS BEEN ALLOWED TO EXPIRE. VERY HEAVY RAINS...SOME HAIL AND GUSTY WINDS TO 50 MPH ARE STILL LIKELY WITH THESE STORMS AS THEY MOVE ONLY ABOUT 5 MPH TO THE SOUTH. BILLS
The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 7:14 PM CDT | Tornado Warning | TOP | Lyon | 31 min |
| Jul 2, 9:02 PM CDT | Flash Flood Warning | TOP | Lyon | 118 min |
| Jul 2, 9:39 PM CDT | Severe Thunderstorm Warning | TOP | Pottawatomie | 48 min |
| Jul 2, 9:39 PM CDT | Severe Thunderstorm Warning | TOP | Marshall, Nemaha | 66 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 1993Every severe thunderstorm warning in 1993
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.