Alert archive / Indiana / Flash Flood Warnings in 1991
Flash Flood Warning 2, NWS Northern Indiana
NWS Northern Indiana issued this flash flood warning at May 30, 1991, 10:29 PM EST for 4 counties in Indiana. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- May 30, 1991, 10:29 PM EST (03:29 UTC)
- Expired
- May 31, 1991, 1:30 AM EST
- In force
- 3 hr
- Issued by
- NWS Northern Indiana
- Area
- Whole counties
Counties Adams County, IN, Grant County, IN, Huntington County, IN, Wells County, IN
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 00:00Z, 3.5 hours before the alert went out and 131 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
- 2324 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1089 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KFWA 310329
FFWFWA
INC001-053-069-179-310630-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FORT WAYNE IN
1029 PM EST THU MAY 30 1991
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 130 AM EST FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE NORTHEAST PART OF INDIANA
NORTHERN ADAMS...NORTHEAST GRANT...SOUTHERN HUNTINGTON...
WELLS
AT 1025 PM EST THUNDERSTORMS WITH VERY HEAVY RAIN WERE 5 MILES
NORTHEAST OF MARION INDIANA MOVING NORTHEAST AT 20 MPH. THEY WILL
MOVE ACROSS SOUTHEAST HUNTINGTON...WELLS AND INTO NORTHERN ADAMS
COUNTIES OF NORTHEAST INDIANA BY 1115 PM EST.
THESE STORMS CONTAIN DANGEROUS LIGHTNING. STAY INSIDE AS THEY PASS.
A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT. TAKE NECESSARY
PRECAUTIONS AGAINST FLOODING IMMEDIATELY.
DO NOT ATTEMPT TO CROSS A FLOWING STREAM ON FOOT OR IN A VEHICLE,
RAPIDLY RISING WATER MAY SWEEP YOU AWAY.
WHEN FLOOD WATERS INUNDATE URBAN STREETS, DO NOT ENTER UNDERGROUND
GARAGES, BASEMENTS AND ELEVATORS.
HAYESWhat forecasters said that day
The local office's own words before this flash flood 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 30, 7:42 PM EST, 2 hours 47 minutes before
INZ001-002-004-005-MIZ001-007-008-310130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SOUTH BEND IN 740 PM EST THU MAY 30 1991 ...SEVERE THUNDERSTORM WATCH FOR NORTHERN INDIANA UNTIL 9PM EST... AT 730 PM EST...STRONG THUNDERSTORMS WERE MOVING THROUGH PARTS OF NORTH CENTRAL INDIANA AND SOUTHWEST LOWER MICHIGAN. STRONG THUNDERSTORMS PRODUCING VERY HEAVY RAIN WERE LOCATED FROM LAPORTE...THROUGH SOUTH BEND...AND THEN TO OSCEOLA INDIANA...OR FROM 18 MILES WEST TO 11 MILES EAST OF SOUTH BEND. OTHER STRONG THUNDERSTORMS WERE ALONG THE LAKE MICHIGAN SHORELINE NEAR BENTON HARBOR MICHIGAN. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 20 MPH. IN ADDITION TO HEAVY RAIN...THESE STORMS WILL PRODUCE DANGEROUS LIGHTNING...AND POSSIBLY STRONG GUSTY WINDS AND SMALL HAIL AS THEY MOVE THROUGH BENTON HARBOR...SOUTH BEND...ELKHART...AND NILES BY 830 PM EST/930 PM EDT. IF THREATENING WEATHER APPROACHES YOUR AREA...MOVE TO A SAFE SHELTER IMMEDIATELY. REPORT SEVERE WEATHER TO YOUR LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. MS
Special weather statement, May 30, 9:18 PM EST, 1 hour 11 minutes before
INZ001-002-004-005-MIZ001-007-008-310315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SOUTH BEND IN 915 PM EST THU MAY 30 1991 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR NORTH CENTRAL INDIANA UNTIL 200 AM EST FRIDAY MORNING... ...A FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST FOR NORTH CENTRAL INDIANA... AT 910 PM EST...THUNDERSTORMS EXTENDED FROM AROUND THE SOUTH BEND AREA NORTHWARD TO KALAMAZOO MICHIGAN. THE STRONGEST THUNDERSTORM WAS LOCATED NEAR DOWAGIAC MICHIGAN...WHICH IS LOCATED 19 MILES NORTH NORTHEAST OF SOUTH BEND. THIS THUNDERSTORM WAS MOVING TO THE EAST AROUND 25 MPH AND WILL PRODUCE VERY HEAVY RAIN...DANGEROUS LIGHTNING...AND POSSIBLY STRONG GUSTY WINzDS AND SMALL HAIL AS IT MOVES THROUGH MARCELLUS...WAKELEE...AND HOWARDSVILLE BY 1015 PM EST/1115 PM EDT. . MS
Special weather statement, May 30, 10:17 PM EST, 12 minutes before
INZ001-002-004-005-MIZ001-007-008-310415- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SOUTH BEND IN 1015 PM EST THU MAY 30 1991 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR NORTH CENTRAL INDIANA UNTIL 200 AM EST FRIDAY MORNING... ...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR NORTH CENTRAL INDIANA UNTIL MIDNIGHT EST... AT 1010 PM EST...THUNDERSTORMS WERE SCATTERED ACROSS NORTH CENTRAL INDIANA AND SOUTHWEST LOWER MICHIGAN. THE STRONGEST THUNDERSTORMS WERE LOCATED 12 MILES SOUTH SOUTHEAST OF SOUTH BEND...NEAR THE TOWN OF WYATT..AND OVER LAKE MICHIGAN 20 MILES SOUTHWEST OF BENTON HARBOR. THESE THUNDERSTORMS WERE MOVING TO THE EAST AT 25 MPH. THEY WILL LIKELY PRODUCE VERY HEAVY RAIN AND DANGEROUS LIGHTNING AS THEY AFFECT AREAS AROUND WAKARUSA INDIANA AND BRIDGMAN AND BERRIEN SPRINGS MICHIGAN BY 1115 PM EST/ 1215 AM EDT. STRONG WINDS AND SMALL HAIL ARE ALSO POSSIBLE WITH THESE STORMS. . MS
The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 8:05 PM EST | Tornado Warning | IWX | Huntington | 25 min |
| May 31, 3:33 AM EST | Flash Flood Warning | IWX | Allen | 4 hr |
Nearby
Flash Flood Warnings in Indiana, 1991Every flash flood warning in 1991
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.