Alert archive / Indiana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 267, NWS Indianapolis, IN

August 17, 1995Martin County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Aug 17, 1995, 5:27 PM EST for Martin County, Indiana. It was in force for 26 min.

The area

The counties it named.

The facts

Issued
Aug 17, 1995, 5:27 PM EST (22:27 UTC)
Expired
Aug 17, 1995, 5:53 PM EST
In force
26 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Martin County, IN

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 10.5 hours before the alert went out and 223 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.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 1995-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1210 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 1995-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1210 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
1060 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
7 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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, Aug 17, 2:41 PM EST, 2 hours 46 minutes before
INZ018-026-027-033-034-041-042-049-050-056>059-062>066-
070>074-172030-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
238 PM EST THU AUG 17 1995  //CORRECT TIME IN 3RD TEXT LINE//

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL
8 PM EST FOR PARTS OF CENTRAL AND EAST CENTRAL INDIANA...

AT 235 PM EST THE STRONGEST THUNDERSTORMS WERE OVER EAST
CENTRAL INDIANA BETWEEN FORT WAYNE AND WINCHESTER. THESE
STORMS CONTAINED FLOODING RAINS AND POSSIBLY SOME SMALL
HAIL. MOVEMENT WAS EAST AT 20 TO 25 MPH.

OTHER STORMS WITH VERY HEAVY RAINFALL WERE LINED UP FROM
THE RICHMOND AREA...TO AROUND RUSHVILLE...GREENSBURG AND
COLUMBUS. MOVEMENT WAS EAST AROUND 20 MPH.

NO REPORTS OF SEVERE WEATHER HAVE BEEN RECIEVED AT THE
NATIONAL WEATHER SERVICE AT INDIANAPOLIS.

STRONG THUNDERSTORMS WILL AFFECT THE AREAS AROUND SEYMOUR
...BEDFORD AND NORTH VERNON BEFORE 3 PM EST.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY
FOR RELAY TO THE NATIONAL WEATHER SERVICE.
PBG
Special weather statement, Aug 17, 3:18 PM EST, 2 hours 9 minutes before
INZ042-049>053-056>080-172130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
318 PM EST THU AUG 17 1995

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL
8 PM EST FOR PARTS OF CENTRAL AND EAST CENTRAL INDIANA...

AT 315 PM EST...STRONG THUNDERSTORMS CONTINUED OVER PARTS
EAST CENTRAL AND SOUTH CENTRAL INDIANA.

THUNDERSTORMS WITH VERY HEAVY RAIN WERE OCCURRING FROM
AROUND RICHMOND...TO CONNERSVILLE...TO GREENSBURG AND
SEYMOUR. MOVEMENT WAS EAST AT 20 TO 25 MPH.

OTHER STORMS WERE DEVELOPING OVER WESTERN INDIANA GENERALLY
BETWEEN TERRE HAUTE AND VINCENNES. MOVEMENT WAS EAST AT
20 MPH.

JUST BEFORE 3 PM EST...THE INDIANA STATE POLICE REPORTED
HAIL SLIGHTLY LARGER THAN PEA SIZE ALONG WITH VERY HEAVY
RAIN.

PERSONS IN THE SEVERE THUNDERSTORM WATCH AREA SHOULD REMAIN
ALERT FOR ANY THREATENNING WEATHER CONDITIONS THAT MIGHT
DEVELOP LATE THIS AFTERNOON.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY
FOR RELAY TO THE NATIONAL WEATHER SERVICE.
PBG
Special weather statement, Aug 17, 3:39 PM EST, 1 hour 48 minutes before
INZ028>030-033>089-180300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
340 PM EST THU AUG 17 1995

...A HEAT ADVISORY CONTINUES THROUGH SATURDAY FOR CENTRAL AND
SOUTHERN INDIANA...

STIFLING HEAT AND HUMIDITIES WILL PERSIST ACROSS CENTRAL AND SOUTHERN
INDIANA THROUGH SATURDAY. HIGH TEMPERATURES ON FRIDAY AND SATURDAY
SHOULD BE IN THE 90S ACROSS CENTRAL AND SOUTHERN INDIANA. OVERNIGHT
LOW TEMPERATURES TONIGHT AND FRIDAY NIGHT WILL ONLY FALL INTO THE
70S.

THE COMBINATION OF THE HOT TEMPERATURES AND HIGH HUMIDITIES WILL
PRODUCE HEAT INDEX VALUES OF 105 TO 110 ACROSS CENTRAL AND SOUTHEAST
INDIANA ON FRIDAY AND SATURDAY. SOUTHWEST INDIANA WILL LIKELY SEE
HEAT INDICES AS HIGH AS 115 BOTH DAYS.

THE HEAT INDEX IS A MEASURE OF WHAT THE COMBINED HEAT AND HUMIDITY
FEEL LIKE.

PEOPLE WORKING OUTDOORS...THOSE LIVING IN PLACES WITH LITTLE
VENTILATION...AND THOSE IN POOR HEALTH SHOULD TAKE PRECAUTIONS AS
PROLONGED EXPOSURE TO THESE CONDITIONS MAY LEAD TO HEAT EXHAUSTION OR
POSSIBLY HEAT STROKE. CHILDREN AND THE ELDERLY ARE ESPECIALLY
SUSCEPTIBLE TO THE HEAT. FRIENDS...RELATIVES AND NEIGHBORS SHOULD
PERIODICALLY CHECK ON PEOPLE AT RISK. DO NOT LEAVE CHILDREN OR PETS
IN PARKED CARS.

REDUCE OUTDOOR ACTIVITIES...DRINK PLENTY OF WATER...WEAR LIGHT
COLORED...LIGHT WEIGHT CLOTHES AND...IF POSSIBLE...SPEND MORE TIME IN
AIR CONDITIONED OR WELL VENTILATED PLACES. BE SURE TO PROVIDE PETS
WITH SHADE AND PLENTY OF 0WATER.

SGE
Special weather statement, Aug 17, 3:40 PM EST, 1 hour 47 minutes before
INZ028>030-033>089-180300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
340 PM EST THU AUG 17 1995

...A HEAT ADVISORY CONTINUES THROUGH SATURDAY FOR CENTRAL AND
SOUTHERN INDIANA...

STIFLING HEAT AND HUMIDITIES WILL PERSIST ACROSS CENTRAL AND SOUTHERN
INDIANA THROUGH SATURDAY. HIGH TEMPERATURES ON FRIDAY AND SATURDAY
SHOULD BE IN THE 90S ACROSS CENTRAL AND SOUTHERN INDIANA. OVERNIGHT
LOW TEMPERATURES TONIGHT AND FRIDAY NIGHT WILL ONLY FALL INTO THE
70S.

THE COMBINATION OF THE HOT TEMPERATURES AND HIGH HUMIDITIES WILL
PRODUCE HEAT INDEX VALUES OF 105 TO 110 ACROSS CENTRAL AND SOUTHEAST
INDIANA ON FRIDAY AND SATURDAY. SOUTHWEST INDIANA WILL LIKELY SEE
HEAT INDICES AS HIGH AS 115 BOTH DAYS.

THE HEAT INDEX IS A MEASURE OF WHAT THE COMBINED HEAT AND HUMIDITY
FEEL LIKE.

PEOPLE WORKING OUTDOORS...THOSE LIVING IN PLACES WITH LITTLE
VENTILATION...AND THOSE IN POOR HEALTH SHOULD TAKE PRECAUTIONS AS
PROLONGED EXPOSURE TO THESE CONDITIONS MAY LEAD TO HEAT EXHAUSTION OR
POSSIBLY HEAT STROKE. CHILDREN AND THE ELDERLY ARE ESPECIALLY
SUSCEPTIBLE TO THE HEAT. FRIENDS...RELATIVES AND NEIGHBORS SHOULD
PERIODICALLY CHECK ON PEOPLE AT RISK. DO NOT LEAVE CHILDREN OR PETS
IN PARKED CARS.

REDUCE OUTDOOR ACTIVITIES...DRINK PLENTY OF WATER...WEAR LIGHT
COLORED...LIGHT WEIGHT CLOTHES AND...IF POSSIBLE...SPEND MORE TIME IN
AIR CONDITIONED OR WELL VENTILATED PLACES. BE SURE TO PROVIDE PETS
WITH SHADE AND PLENTY OF WATER.

SGE
Special weather statement, Aug 17, 4:25 PM EST, 1 hour 2 minutes before
INZ042-049>053-056>080-172230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
430 PM EST THU AUG 17 1995

...THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT...

THUNDERSTORMS HAD MOVED OUT OF CENTRAL AND EAST CENTRAL INDIANA AT
420 PM. WHILE A FEW THUNDERSTORMS ARE STILL POSSIBLE OVER THAT AREA
THE REST OF THE AFTERNOON AND EARLY THIS EVENING...SEVERE STORMS ARE
NO LONGER A THREAT.

AT 420 PM...THUNDERSTORMS WERE OVER SOUTH INDIANA...JUST NORTH OF THE
OHIO RIVER OVER THE SOUTHEAST...AND AROUND VINCENNES AND LINTON OVER
THE SOUTHWEST. THE STORMS WERE MOVING SOUTHEAST.

DS
Special weather statement, Aug 17, 4:30 PM EST, 57 minutes before
INZ042-049>053-056>080-172230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
430 PM EST THU AUG 17 1995

...THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT...

THUNDERSTORMS HAD MOVED OUT OF CENTRAL AND EAST CENTRAL INDIANA AT
420 PM. WHILE A FEW THUNDERSTORMS ARE STILL POSSIBLE OVER THAT AREA
THE REST OF THE AFTERNOON AND EARLY THIS EVENING...SEVERE STORMS ARE
NO LONGER A THREAT.

AT 420 PM...THUNDERSTORMS WERE OVER SOUTH INDIANA...JUST NORTH OF THE
OHIO RIVER OVER THE SOUTHEAST...AND AROUND VINCENNES AND LINTON OVER
THE SOUTHWEST. THE STORMS WERE MOVING SOUTHEAST.

DS

Nearby

Severe Thunderstorm Warnings in Indiana, 1995Every severe thunderstorm warning in 1995

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.