Alert archive / Indiana / Flash Flood Warnings in 2008

Flash Flood Warning 2, NWS Northern Indiana

January 8, 2008Carroll County, White County, Indiana

NWS Northern Indiana issued this flash flood warning at Jan 8, 2008, 7:18 AM EST for Carroll County, White County, Indiana. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jan 8, 2008, 7:18 AM EST (12:18 UTC)
Expired
Jan 8, 2008, 7:15 PM EST
In force
12 hr
Issued by
NWS Northern Indiana
Area
Storm-based polygon
Flood severity
Major

Counties Carroll County, IN, White County, IN

The radar

The Northern Indiana radar (KIWX), 112 km from the middle of the area, began a volume at 12:19 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 0.3 hours before the alert went out and 169 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 2008-01-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2008-01-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -35 square meters per square second.19395878Sfc1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
727 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
-35 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KIWX 081227
FFWIWX
INC015-181-081815-
/O.NEW.KIWX.FF.W.0002.080108T1218Z-080108T1815Z/
/00000.3.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
718 AM EST TUE JAN 8 2008

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* FLASH FLOOD WARNING FOR A DAM FAILURE IN...
  CARROLL COUNTY IN NORTH CENTRAL INDIANA
  WHITE COUNTY IN NORTHWEST INDIANA

* UNTIL 115 PM EST TUESDAY AFTERNOON

* AT 718 AM EST... THE FLOW THROUGH NORWAY DAM WAS 22883 CUBIC FEET 
  PER SECOND. THIS IS A FLOOD EMERGENCY. THIS IS RECORD FLOODING AND 
  FAILURE OF THE NORWAY DAM AND RESULTANT FLASH FLOODING DOWNSTREAM 
  OF THE DAM IS BECOMING MORE LIKELY. IF THE DAM FAILS...FLOOD 
  CRESTS OF 20 TO 25 FEET ABOVE NORMAL TAILWATER FLOW DOWNSTREAM OF 
  NORWAY DAM WILL OCCUR. COMMUNITIES NEEDED TO BE EVACUATED INCLUDE 
  NORWAY... MOTICELLO... EAST MONTICELLO... UPPER SUNSET PARK... 
  GINGRICH ADDITION... RICHY PARK... SANDY BEACH... HORSE SHOE 
  BEND... TIPPECANOE ESTATES... TECUMSEH BEND AND UNICORPORATED 
  AREAS OF CARROLL ... WHITE... AND TIPPECANOE COUNTIES. 

PEOPLE BELOW THE DAM SHOULD TAKE IMMEDIATE ACTION BY MONITORING LOCAL
RADIO OR TELEVISION AND FOLLOWING INSTRUCTIONS FOR ANY REQUIRED
EVACUATION AS OUTLINED BY LOCAL EMERGENCY OFFICIALS.

PEOPLE IN LOW LYING AREAS BELOW THE DAM ARE URGED TO MOVE TO HIGHER
GROUND IMMEDIATELY. DO NOT ATTEMPT TO DRIVE ACROSS FLOODED ROADWAYS.

PEOPLE IN LOW LYING AREAS BELOW THE DAM ARE URGED TO TAKE IMMEDIATE
ACTION TO SAFEGUARD LIFE AND PROPERTY.

FURTHER STATEMENTS WILL BE ISSUED AS MORE INFORMATION BECOMES
AVAILABLE.

LAT...LON 4080 8674 4065 8674 4067 8679 4079 8679

$$
1 follow-up statement
000 
WGUS53 KIWX 081801
FFWIWX
INC015-181-090015-
/O.EXT.KIWX.FF.W.0002.000000T0000Z-080109T0015Z/
/00000.U.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
1254 PM EST TUE JAN 8 2008

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* FLASH FLOOD WARNING FOR EXCESSIVE RAIN IN...
  CARROLL COUNTY IN NORTH CENTRAL INDIANA
  WHITE COUNTY IN NORTHWEST INDIANA

* UNTIL 715 PM EST TUESDAY EVENING

* AT 1254 PM EST...THE NORWAY DAM OPERATOR REPORTED FLOW OF 23157 
  CUBIC FEET PER SECOND THROUGH THE NORWAY DAM. FLOODING WAS 
  OCCURRING DOWNSTREAM OF THE DAM ON THE TIPPECANOE RIVER AND 
  EVACUATIONS OF HOMES IN THIS AREA WERE TAKING PLACE. THE EXCESSIVE 
  FLOWS WERE CAUSED BY OVER 5 INCHES OF RAIN UPSTREAM OF THE DAM 
  OVERNIGHT AND THIS MORNING. ADDITIONAL RAINFALL IS EXPECTED THIS 
  AFTERNOON. 

PEOPLE IN LOW LYING AREAS BELOW THE DAM ARE URGED TO TAKE IMMEDIATE
ACTION TO SAFEGUARD LIFE AND PROPERTY.

FURTHER STATEMENTS WILL BE ISSUED AS MORE INFORMATION BECOMES
AVAILABLE.

LAT...LON 4080 8674 4065 8674 4067 8679 4079 8679

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 7, 7:23 PM ESTSevere Thunderstorm WarningIWXLaPorte67 min
Jan 7, 8:23 PM ESTSevere Thunderstorm WarningIWXFulton, LaPorte, Marshall, Pulaski, Starke, White67 min
Jan 7, 8:55 PM ESTSevere Thunderstorm WarningIWXElkhart, LaGrange, Saint Joseph65 min
Jan 7, 9:22 PM ESTSevere Thunderstorm WarningIWXElkhart, Fulton, Kosciusko, Marshall, Miami, Wabash38 min
Jan 7, 10:06 PM ESTFlash Flood WarningIWXElkhart, LaPorte, Saint Joseph6 hr
Jan 8, 5:53 AM ESTRiver Flood WarningIWXElkhart, Noble5 days
Jan 8, 5:53 AM ESTRiver Flood WarningIWXElkhart12 days
Jan 8, 5:53 AM ESTRiver Flood WarningIWXElkhart, Saint Joseph9 days
Jan 8, 5:53 AM ESTRiver Flood WarningIWXElkhart, Saint Joseph10 days
Jan 8, 10:04 AM ESTRiver Flood WarningIWXCass, Miami, Wabash5 days
Jan 8, 11:17 AM ESTRiver Flood WarningIWXElkhart24 hr

Nearby

Flash Flood Warnings in Indiana, 2008Every flash flood warning in 2008

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; radar from the NEXRAD Level II archive.