Alert archive / Indiana / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 4, NWS Northern Indiana

May 17, 1992DeKalb County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at May 17, 1992, 1:25 PM EST for DeKalb County, Indiana. It was in force for 50 min.

The area

The counties it named.

The facts

Issued
May 17, 1992, 1:25 PM EST (18:25 UTC)
Expired
May 17, 1992, 2:15 PM EST
In force
50 min
Issued by
NWS Northern Indiana
Area
Whole counties

County DeKalb County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 6.4 hours before the alert went out and 180 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, Dayton/James M C, OH at 12:00Z on 1992-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 418 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dayton/James M C, OH at 12:00Z on 1992-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -37 square meters per square second.193958Sfc1 km3 km6 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
418 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
1007 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
-37 m²/s²
0-3 km storm-relative helicity
-2 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KFWA 171825
SVRFWA
INC033-171915-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE FORT WAYNE IN
125 PM EST SUN MAY 17 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 215 PM EST FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTHEAST PART OF INDIANA
      DEKALB

AT 123 PM EST A SEVERE THUNDERSTORM WAS INDICATED 30 MILES NORTH
OF FORT WAYNE INDIANA OR JUST WEST OF AUBURN IN NORTHEAST INDIANA.

THIS THUNDERSTORM WAS MOVING NORTHEAST AT 35 MPH.

PEOPLE IN THE AREA AROUND THE  AUBURN INDIANA
SHOULD SEEK SHELTER IN A STRONG BUILDING.  DO NOT STAND NEAR WINDOWS.
DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS
PASSED.  MOTORISTS SHOULD AVOID LOW WATER CROSSINGS.

IF YOU ARE CAUGHT OUTSIDE...FIND SHELTER FROM THE WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

 MARSHALL

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, May 17, 7:27 AM EST, 5 hours 58 minutes before
INZ001-002-004-005-MIZ001-007-008-171425-

SPECIAL WEATHER STATEMENT AND MICHIANA AREA WEATHER UPDATE
NATIONAL WEATHER SERVICE SOUTH BEND IN
725 AM EST SUN MAY 17 1992

...SHOWERS AND THUNDERSTORMS MOVING INTO NORTH CENTRAL INDIANA...

AT 715 AM EST/ 815 AM EDT...A 20 MILE WIDE AREA OF THUNDERSTORMS WAS
DETECTED OVER NORTH CENTRAL INDIANA FROM 25 MILES SOUTHWEST OF
SOUTH BEND...NEAR GROVERTOWN AND EXTENDED TO 20 MILES NORTHWEST OF
LAFAYETTE INDIANA. SOME TO THE THUNDERSTORMS WILL PRODUCE BRIEF HEAVY
RAIN AND GUSTY WINDS AS THEY MOVE TO THE NORTHEAST AT 30 MPH.

BETWEEN 8 AND 9 AM EST...THE THUNDERSTORMS WILL BE LOCATED BETWEEN
SOUTH BEND AND ELKHART. ELESWHERE SKIES WILL BE MOSTLY CLOUDY.
TEMPERATURES WILL BE IN THE MIDDLE 70S AND WINDS WILL BE FROM THE
SOUTHWEST AROUND 15 MPH.

IF THUNDERSTORMS APPROACH...SEEK SHELTER INDOORS AND BE PREPARED FOR
BRIEF HEAVY RAIN...GUSTY WINDS AND LIGHTNING.

TA
Special weather statement, May 17, 8:37 AM EST, 4 hours 48 minutes before
INZ001-002-004-005-MIZ001-007-008-171535-

SPECIAL WEATHER STATEMENT AND MICHIANA AREA WEATHER UPDATE
NATIONAL WEATHER SERVICE SOUTH BEND IN
835 AM EST SUN MAY 17 1992

...SHOWERS AND THUNDERSTORMS MOVING OVER NORTH CENTRAL INDIANA...

AT 830 AM EST/ 930 AM EDT...A 20 MILE WIDE AREA OF THUNDERSTORMS WAS
MOVING OVER NORTH CENTRAL INDIANA NEAR NAPPPANEE...SOUTHWEST TO NEAR
BASS LAKE. SOME OF THE THUNDERSTORMS WILL PRODUCE BRIEF HEAVY RAIN AND
GUSTY WINDS AS THEY MOVE TO THE NORTHEAST AT 35 MPH.

BY 930 AM EST/1030 AM EDT...THE THUNDERSTORMS WILL MOVE TO NEAR LIGONIER.
ELESWHERE SKIES WILL BE MOSTLY CLOUDY. TEMPERATURES WILL BE IN THE
MIDDLE TO UPPER 70S AND WINDS WILL BE FROM THE SOUTHWEST AT 15 TO 20 MPH.

IF THUNDERSTORMS APPROACH...SEEK SHELTER INDOORS AND BE PREPARED FOR
BRIEF HEAVY RAIN...GUSTY WINDS AND LIGHTNING.

GRIFFIN
Special weather statement, May 17, 11:55 AM EST, 1 hour 30 minutes before
INZ003-005-006-OHZ001-171745-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WAYNE IN
1153 AM EST SUN MAY 17 1992

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR ALL OF NORTHEAST INDIANA
AND EXTREME NORTHWEST OHIO UNTIL 6 PM EST/7 PM EDT.

AT 1150 AM EST A LINE OF STRONG THUNDERSTORMS EXTENDED FROM 15 MILES
SOUTH OF MARION INDIANA TO 30 MILES NORTHWEST OF MARION INDIANA OR 10
MILES SOUTHWEST OF WABASH IN NORTHEAST INDIANA.

THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MPH AND CONTAINED STRONG
GUSTY WINDS...SMALL HAIL...HEAVY RAINS AND DANGEROUS LIGHTNING.

BY 1245 PM EST/145 PM EDT THESE THUNDERSTORMS WILL EXTEND FROM 30 MILES
WEST OF FORT WAYNE TO 25 MILES SOUTH OF FORT WAYNE OR 10 MILES SOUTH
OF BLUFFTON TO 25 MILES SOUTHEAST OF MARION INDIANA.

PERSONS IN NORTHEAST INDIANA AND EXTREME NORTHWEST OHIO SHOULD BE
TO MOVE TO A PLACE OF SHELTER SHOULD SEVERE WEATHER DEVELOPE.

MARSHALL
Special weather statement, May 17, 12:31 PM EST, 54 minutes before
INZ003-005-006-OHZ001-171830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WAYNE IN
1231 PM EST SUN MAY 17 1992

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF NORTHEAST INDIANA
AND EXTREME NORTHWEST OHIO UNTIL 6 PM EST/7 PM EDT THIS EVENING.

AT 1225 PM EST/ 125 PM EDT... A LINE OF STRONG THUNDERSTORMS PRODUCING
GUSTY WINDS... HEAVY RAINFALL AND SMALL HAIL WAS LOCATED FROM 30 MILES
WEST OF FORT WAYNE NEAR NORTH MANCHESTER TO 15 MILES SOUTHEAST OF MARION
INDIANA NEAR HARTFORD CITY.

THIS LINE OF STORMS WAS MOVING TO THE NORTHEAST NEAR 35 MILES AN HOUR.

BY 130 PM EST/230 PM EDT... IT WILL BE LOCATED FROM 35 MILES NORTHWEST
TO 10 MILES EAST TO 30 MILES SOUTHEAST OF FORT WAYNE.

PERSONS IN THE PATH OF THESE STORMS CAN EXPECT VERY HEAVY RAINFALL...
DANGEROUS LIGHTNING... SMALL HAIL AND STRONG WINDS. IF YOU ARE IN THE
ABOVE MENTIONED AREA... SEEK SHELTER IN A STRONG BUILDING AWAY FROM
WINDOWS. REMAIN THERE AND DO NOT USE ELECTRICAL APPLIANCES UNTIL THESE
STORMS HAVE PASSED YOUR LOCATION.

DUMEYER

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 17, 12:47 PM ESTSevere Thunderstorm WarningIWXAdams, Wells43 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1992Every severe thunderstorm warning in 1992

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.