Alert archive / Indiana / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 262, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Sep 2, 1993, 7:55 PM EST for Union County, Indiana. It was in force for 35 min.
The area
The counties it named.
The facts
- Issued
- Sep 2, 1993, 7:55 PM EST (00:55 UTC)
- Expired
- Sep 2, 1993, 8:30 PM EST
- In force
- 35 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Union County, IN
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 00:00Z, 0.9 hours before the alert went out and 69 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
- 2344 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 672 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 135 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 6.0
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 2, 5:09 PM EST, 2 hours 46 minutes before
INZ008>010-013-022310- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 507 PM EST THU SEP 2 1993 THE SEVERE THUNDERSTORM WATCH FOR PORTIONS OF CENTRAL AND EASTERN INDIANA IS NO LONGER IN EFFECT NORTH OF A LINE FROM RICHMOND TO 20 MILES SOUTHEAST OF INDIANAPOLIS. THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE REST OF THE WATCH AREA UNTIL 8 PM EST. AT 506 PM EST WEATHER SERVICE RADAR SHOWED THE LEADING EDGE OF A LINE OF THUNDERSTORMS EXTENDING FROM CONNERSVILLE THROUGH RUSHVILLE AND TO SHELBYVILLE. THE LINE OF STORMS WAS MOVING TO THE EAST SOUTHEAST AT 25 MILES AN HOUR. THE STRONGEST THUNDERSTORMS WILL PRODUCE VERY HEAVY RAINFALL...FREQUENT LIGHTNING...GUSTY WINDS OF 35 TO 40 MILES AN HOUR AND POSSIBLY SMALL HAIL. PEOPLE IN THE WATCH AREA ACROSS EASTERN INDIANA SHOULD REMAIN ALERT TO THREATENING WEATHER CONDITIONS AND BE PREPARED TO TAKE SHELTER IF A STORM APPROACHES OR A WARNING IS ISSUED. AT 506 PM EST WEATHER RADAR ALSO INDICATED A LARGE AREA OF LIGHT TO MODERATE RAIN COVERING NORTHERN AND CENTRAL INDIANA. THE AREA OF RAIN WAS MOVING TO THE EAST AT 25 MILES AN HOUR. TMA
Local storm report, Sep 2, 5:31 PM EST, 2 hours 24 minutes before
LOCAL STORM REPORT SUMMARY
NATIONAL WEATHER SERVICE KANSAS CITY MISSOURI
530 PM CDT THU SEP 2 1993
TIME COUNTY EVENT
403 PM CDT JOHNSON/KS 8 TELEPHONE POLES KNOCKED DOWN IN OLATHE.
REPORTED BY CWSU METEOROLOGIST.Special weather statement, Sep 2, 6:30 PM EST, 1 hour 25 minutes before
INZ010-013-030030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 630 PM EST THU SEP 2 1993 A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR A SMALL PORTION OF CENTRAL AND EASTERN INDIANA UNTIL 8 PM EST. AT 628 PM EST WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL EXTENDING FROM 10 MILES SOUTH OF RICHMOND TO BLOOMINGTON. THE LINE OF STORMS WAS MOVING TO THE EAST SOUTHEAST AT 25 MILES AN HOUR. AT 625 PM EST RADAR ESTIMATES WERE SHOWING THESE THUNDERSTORMS WERE PRODUCING 1 TO 2 INCHES OF RAINFALL PER HOUR. SOME MINOR FLOODING MAY OCCUR ACROSS PORTIONS OF SOUTH CENTRAL AND SOUTHEAST INDIANA AS THESE STORMS MOVE THROUGH THIS EVENING. IN ADDITION TO THE VERY HEAVY RAINFALL...THE STRONGEST THUNDERSTORMS WILL PRODUCE FREQUENT LIGHTNING AND GUSTY WINDS OF 30 TO 40 MILES AN HOUR. . PEOPLE IN CENTRAL AND EASTERN INDIANA SHOULD CONTINUE TO REMAIN ALERT TO THREATENING WEATHER CONDITIONS THIS EVENING AND BE PREPARED TO TAKE SHELTER IF A STORM APPROACHES OR A WARNING IS ISSUED. TMA
Special weather statement, Sep 2, 6:30 PM EST, 1 hour 25 minutes before
INZ010-013-030030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 630 PM EST THU SEP 2 1993 A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR A SMALL PORTION OF CENTRAL AND EASTERN INDIANA UNTIL 8 PM EST. AT 628 PM EST WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL EXTENDING FROM 10 MILES SOUTH OF RICHMOND TO BLOOMINGTON. THE LINE OF STORMS WAS MOVING TO THE EAST SOUTHEAST AT 25 MILES AN HOUR. AT 625 PM EST RADAR ESTIMATES WERE SHOWING THESE THUNDERSTORMS WERE PRODUCING 1 TO 2 INCHES OF RAINFALL PER HOUR. SOME MINOR FLOODING MAY OCCUR ACROSS PORTIONS OF SOUTH CENTRAL AND SOUTHEAST INDIANA AS THESE STORMS MOVE THROUGH THIS EVENING. IN ADDITION TO THE VERY HEAVY RAINFALL...THE STRONGEST THUNDERSTORMS WILL PRODUCE FREQUENT LIGHTNING AND GUSTY WINDS OF 30 TO 40 MILES AN HOUR. . PEOPLE IN CENTRAL AND EASTERN INDIANA SHOULD CONTINUE TO REMAIN ALERT TO THREATENING WEATHER CONDITIONS THIS EVENING AND BE PREPARED TO TAKE SHELTER IF A STORM APPROACHES OR A WARNING IS ISSUED. TMA
Special weather statement, Sep 2, 7:10 PM EST, 45 minutes before
INZ010-013-030110- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 710 PM EST THU SEP 2 1993 THE SEVERE THUNDERSTORM WATCH ISSUED EARLIER IS NO LONGER IN EFFECT FOR ANY PORTION OF INDIANA. AT 708 PM EST WEATHER SERVICE RADAR SHOWED AN AREA OF SHOWERS AND THUNDERSTORMS ACROSS MOST OF INDIANA. HOWEVER...THE THREAT FOR SEVERE WEATHER ACROSS INDIANA THIS EVENING HAS ENDED. AT 709 PM EST WEATHER RADAR WAS SHOWING THE STRONGEST THUNDERSTORMS EXTENDING FROM COLUMBUS TO BLOOMINGTON. THESE THUNDERSTORMS WERE PRODUCING VERY HEAVY RAINFALL AND SOME MINOR FLOODING IS POSSIBLE IN URBAN AND LOW LYING AREAS ACROSS PORTIONS OF SOUTH CENTRAL INDIANA THIS EVENING. GUSTY WINDS OF 30 TO 35 MILES AN HOUR AND FREQUENT LIGHTNING CAN ALSO BE EXPECTED WITH THESE THUNDERSTORMS. . TMA
Special weather statement, Sep 2, 7:10 PM EST, 45 minutes before
INZ010-013-030110- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 710 PM EST THU SEP 2 1993 THE SEVERE THUNDERSTORM WATCH ISSUED EARLIER IS NO LONGER IN EFFECT FOR ANY PORTION OF INDIANA. AT 708 PM EST WEATHER SERVICE RADAR SHOWED AN AREA OF SHOWERS AND THUNDERSTORMS ACROSS MOST OF INDIANA. HOWEVER...THE THREAT FOR SEVERE WEATHER ACROSS INDIANA THIS EVENING HAS ENDED. AT 709 PM EST WEATHER RADAR WAS SHOWING THE STRONGEST THUNDERSTORMS EXTENDING FROM COLUMBUS TO BLOOMINGTON. THESE THUNDERSTORMS WERE PRODUCING VERY HEAVY RAINFALL AND SOME MINOR FLOODING IS POSSIBLE IN URBAN AND LOW LYING AREAS ACROSS PORTIONS OF SOUTH CENTRAL INDIANA THIS EVENING. GUSTY WINDS OF 30 TO 35 MILES AN HOUR AND FREQUENT LIGHTNING CAN ALSO BE EXPECTED WITH THESE THUNDERSTORMS. . TMA
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 7:55 PM EST | Severe Thunderstorm Warning | IND | Fayette | 23 min |
| Sep 3, 5:06 AM EST | Flash Flood Warning | IND | Greene, Monroe, Owen | 4 hr |
Nearby
Severe Thunderstorm Warnings in Indiana, 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.