Alert archive / Michigan / Flash Flood Warnings in 2005

Flash Flood Warning 3, NWS Northern Indiana

July 16, 2005Cass County, Michigan

NWS Northern Indiana issued this flash flood warning at Jul 16, 2005, 4:29 PM EST for Cass County, Michigan. It was in force for 4 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 16, 2005, 4:29 PM EST (21:29 UTC)
Expired
Jul 16, 2005, 8:30 PM EST
In force
4 hr
Issued by
NWS Northern Indiana
Area
Counties, with a storm outline in the text

County Cass County, MI

The radar

The Northern Indiana radar (KIWX), 62 km from the middle of the area, began a volume at 21:32 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.

What was reported inside it

TimeReportWhereRemark
Jul 16, 5:30 PM ESTFLASH FLOOD2 S Marcellus, MIHIGHWAY 40 WAS FLOODED

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 9.5 hours before the alert went out and 222 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, Detroit, MI at 12:00Z on 2005-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1281 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, Detroit, MI at 12:00Z on 2005-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
1281 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
645 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
52 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 
WGUS53 KIWX 162130
FFWIWX
MIC027-170130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
529 PM EDT SAT JUL 16 2005

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN CASS COUNTY IN MICHIGAN

* UNTIL 930 PM EDT

* AT 527 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA.

* LOCATIONS IMPACTED INCLUDE...MARCELLUS.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

LAT...LON 4180 8597 4179 8577 4205 8577 4205 8597

$$
2 follow-up statements
000 
WGUS73 KIWX 162245
FFSIWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
533 PM EST SAT JUL 16 2005

MIC027-170130-
CASS MI-
633 PM EDT SAT JUL 16 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 930 PM EDT FOR CASS
COUNTY...

LOCATIONS IN THE WARNING INCLUDE MARCELLUS...WAKELEE AND VANDALIA

AT 633 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED UP 
TO 5 INCHES OF RAIN HAD FALLEN SINCE 430 PM EDT OVER EASTERN CASS 
COUNTY MICHIGAN. THE HEAVIEST RAINFALL WAS NORTHEAST OF CASSOPOLIS 
AND NORTH OF VANDALIA. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES 
ARE EXPECTED IN THE WARNED AREA. BE ALERT FOR RAPID RUNOFF AND 
QUICKLY RISING STREAMS. SOME ROADS MAY BE FLOODED IN THIS AREA.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

IF YOU HAVE SEVERE WEATHER TO REPORT...YOU CAN CALL YOUR LOCAL LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4180 8597 4179 8577 4205 8577 4205 8597

$$

SKIP
000 
WGUS73 KIWX 170107
FFSIWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
800 PM EST SAT JUL 16 2005

MIC027-170110-
CASS MI-
900 PM EDT SAT JUL 16 2005

...THE FLASH FLOOD WARNING FOR CASS COUNTY MICHIGAN HAS BEEN 
CANCELLED...

THE STORMS THAT PRODUCED THE VERY HEAVY RAIN HAVE WEAKENED AND MOVE 
EAST OF THE AREA. HIGHWAY 40 WAS REPORTED FLOODED BY CASS COUNTY 
MICHIGAN SHERIFF DEPARTMENT.  DOPPLER RADAR ESTIMATED THAT 5 TO 6 
INCHES OF RAIN FELL IN EASTERN CASS COUNTY MICHIGAN LATE THIS 
AFTERNOON AND EARLY THIS EVENING.

NO FURTHER REPORTS OF FLOODING HAVE BEEN RECEIVED AND WATERS ARE IN 
THE PROCESS OF RECEEDING.

WITH STORMS WELL EAST OF THE AREA AND NO FURTHER DEVELOPMENT 
EXPECTED THE FLASH FLOOD WARNING HAS BEEN CANCELED.

LAT...LON 4180 8597 4179 8577 4205 8577 4205 8597

$$

GLL

Nearby

Flash Flood Warnings in Michigan, 2005Every flash flood warning in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.