Alert archive / Indiana / Flash Flood Warnings in 1998
Flash Flood Warning 1, NWS Northern Indiana
NWS Northern Indiana issued this flash flood warning at Apr 9, 1998, 11:32 AM EST for Allen County, Indiana. It was in force for 118 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 9, 1998, 11:32 AM EST (16:32 UTC)
- Expired
- Apr 9, 1998, 1:30 PM EST
- In force
- 118 min
- Issued by
- NWS Northern Indiana
- Area
- Whole counties
County Allen County, IN
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 4.5 hours before the alert went out and 214 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
- 228 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 513 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- -77 m²/s²
- 0-3 km storm-relative helicity
- -87 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFWA 091649 COR FFWFWA INC003-091830- BULLETIN- EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE NORTHERN INDIANA...RESENT FOR WARNING POINT... 1132 AM EST THU APR 9 1998 THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A * FLASH FLOOD WARNING FOR PEOPLE IN THE FOLLOWING LOCATION... ALLEN COUNTY IN NORTHEASTERN INDIANA * UNTIL 130 PM EST * AT 1120 AM EST... NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUES TO SHOW A LARGE AREA OF HEAVY RAIN FROM OVER ALL OF ALLEN COUNTY... MOVING SLOWLY. * DOPPLER RADAR CONTINUES TO INDICATE MODERATE TO HEAVY RAIN OVER MUCH OF NORTHEAST INDIANA AND NORTHWEST OHIO. RAINFALL ESTIMATES OVER ALLEN COUNTY HAVE BEEN UP TO 1.0 INCHES PER HOUR. THIS WILL CONTINUE TO CAUSE WIDESPREAD FLOODING ESPECIALLY IN AND AROUND THE FORT WAYNE AREA. PERSONS LIVING IN FLOOD PRONE AREAS OF THE MAUMEE AND ST MARYS RIVERS SHOULD WATCH FOR RAPIDLY RISING WATERS. IF YOU ARE IN THESE AREAJS... BE PREPARED TO MOVE TO HIGHER GROUND. DO NOT DRIVE ACROSS FLOODED ROADS! JAL
What 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, Apr 9, 9:51 AM EST, 1 hour 41 minutes before
INZ009-017-018-025>027-032>034-OHZ004-015-016-024-025-091735- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTHERN INDIANA 951 AM EST THU APR 9 1998 ...AN URBAN AND SMALL STREAM ADVISORY REMAINS IN EFFECT FOR MUCH OF NORTHWEST OHIO AND NORTHEAST INDIANA... AN URBAN AND SMALL STREAM ADVISORY REMAINS IN EFFECT UNTIL 1205 PM EST OR 105 PM EDT FOR THE FOLLOWING COUNTIES... IN NORTHEAST INDIANA... DEKALB... WHITLEY... ALLEN... HUNTINGTON... WELLS... ADAMS... GRANT... BLACKFORD... AND JAY. IN NORTHWEST OHIO... DEFIANCE... PAULDING... PUTNAM... VAN WERT... AND ALLEN. HEAVY RAINFALL OVERNIGHT HAS RESULTED IN WIDESPREAD FLOODING OF ROADWAYS AND REPORTS OF STREAMS RISING TO BANKFULL ACROSS MUCH OF NORTHEAST INDIANA AND NORTHWEST OHIO. RAINFALL AMOUNTS OF 1 INCH TO 1.75 INCHES HAVE BEEN INDICATED BY RADAR IN DEFIANCE AND PAULDING COUNTIES IN OHIO SINCE 600 AM EST OR 700 AM EDT... AS WELL AS IN THE INDIANA COUNTIES OF ALLEN... DEKALB... HUNTINGTON... AND WABASH. PERIODS OF HEAVY RAIN WILL CONTINUE THROUGH EARLY AFTERNOON ACROSS PORTIONS OF NORTHEAST INDIANA AND NORTHWEST OHIO. SOME LOCATIONS WILL RECEIVE ANOTHER 1 TO 2 INCHES OF RAIN. PEOPLE IN THE ADVISORY AREA SHOULD BE PREPARED FOR FLOODING OF ROADS AND RAPID RISES IN CREEK LEVELS. BE PREPARED TO MOVE TO HIGHER GROUND... SHOULD FLOODWATERS THREATEN. JAH
Nearby
Flash Flood Warnings in Indiana, 1998Every flash flood warning in 1998
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.