Alert archive / Michigan / Flash Flood Warnings in 2007

Flash Flood Warning 2, NWS Detroit, MI

June 3, 2007Monroe County, Michigan

NWS Detroit, MI issued this flash flood warning at Jun 3, 2007, 7:59 PM EDT for Monroe County, Michigan. It was in force for 91 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
Jun 3, 2007, 7:59 PM EDT (23:59 UTC)
Expired
Jun 3, 2007, 9:30 PM EDT
In force
91 min
Issued by
NWS Detroit, MI
Area
Whole counties

County Monroe County, MI

The radar

The Detroit radar (KDTX), 87 km from the middle of the area, began a volume at 00:03 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

Detroit, MI (KDTX), launched 12:00Z, 12.0 hours before the alert went out and 89 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 2007-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 80 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 2007-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 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
80 J/kg
Mixed-layer CIN
-102 J/kg
Mixed-layer LCL
1227 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
35 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 KDTX 040002
FFWDTX
MIC115-040130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
759 PM EDT SUN JUN 3 2007

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MONROE COUNTY IN SOUTHEAST MICHIGAN

* UNTIL 930 PM EDT

* AT 755 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL ACROSS MOST OF MONROE 
COUNTY...MOVING NORTH AT 20 MPH.

DOPPLER RADAR ESTIMATES ONE TO TWO INCH PER HOUR RAINFALL RATES WITH 
THESE STORMS. DUE TO THEIR SLOW MOVEMENT AND DUE TO HEAVY RAINFALL 
THAT OCCURRED EARLIER IN THE DAY...FLOODING IS OF CONCERN WITH THESE 
STORMS. 

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

LAT...LON 4171 8370 4173 8342 4207 8322 4207 8379
      4171 8377

$$

SC
2 follow-up statements
000 
WGUS73 KDTX 040042
FFSDTX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
841 PM EDT SUN JUN 3 2007

MIC115-040130-
MONROE MI-
841 PM EDT SUN JUN 3 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM EDT FOR
MONROE COUNTY...

AT 835 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT THE THUNDERSTORMS PRODUCING THE HEAVY RAINFALL HAD WEAKENED. 
HOWEVER RADAR SHOWS A LARGE AREA OF MODERATE TO HEAVY RAIN EXTENDING 
ACROSS THE ENTIRE COUNTY SOUTH INTO THE TOLEDO AREA. DOPPLER RADAR 
ONE HOUR PRECIP ESTIMATES AROUND AN INCH OF RAIN ACROSS PORTIONS OF 
THE COUNTY...WITH STORM TOTAL PRECIP SINCE THIS MORNING INDICATING 1 
TO 3 INCHES ACROSS MUCH OF THE COUNTY.

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

LAT...LON 4171 8370 4173 8412 4207 8322 4207 8379
      4171 8377

$$

SC
000 
WGUS73 KDTX 040108
FFSDTX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
905 PM EDT SUN JUN 3 2007

MIC115-040115-
MONROE MI-
905 PM EDT SUN JUN 3 2007

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR MONROE COUNTY...

AT 9 PM...DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS THAT 
PROMPTED THE WARNING HAD MOVED NORTH AND WEAKENED. THUS THE FLASH 
FLOOD WARNING HAS BEEN CENCELLED. 

LAT...LON 4171 8370 4173 8412 4207 8322 4207 8379
      4171 8377

$$

SC

Nearby

Flash Flood Warnings in Michigan, 2007Every flash flood warning in 2007

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.