Alert archive / Michigan / Flash Flood Warnings in 2011

Flash Flood Warning 14, NWS Grand Rapids, MI

July 28, 2011Barry County, Michigan

NWS Grand Rapids, MI issued this flash flood warning at Jul 28, 2011, 12:35 AM EDT for Barry County, Michigan. It was in force for 9 hr. 5 reports 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 28, 2011, 12:35 AM EDT (04:35 UTC)
Expired
Jul 28, 2011, 9:47 AM EDT
In force
9 hr
Issued by
NWS Grand Rapids, MI
Area
Storm-based polygon
Flood severity
None

County Barry County, MI

The radar

The Grand Rapids radar (KGRR), 33 km from the middle of the area, began a volume at 04:36 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 28, 7:00 AM EDTHEAVY RAIN 1.74 Sse Middleville, MI24 HOUR TOTAL
Jul 28, 7:00 AM EDTHEAVY RAIN 2.013 Sse Middleville, MI
Jul 28, 7:00 AM EDTHEAVY RAIN 2.13Hastings, MI24 HOUR TOTAL
Jul 28, 7:00 AM EDTHEAVY RAIN 3.491 E Middleville, MI24 HOUR TOTAL
Jul 28, 9:29 AM EDTHEAVY RAIN 6.84 N Nashville, MI24 HOUR TOTAL

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 00:00Z, 4.6 hours before the alert went out and 158 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 00:00Z on 2011-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 159 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 00:00Z on 2011-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 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
159 J/kg
Mixed-layer CIN
-86 J/kg
Mixed-layer LCL
634 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
206 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

460 
WGUS53 KGRR 280435
FFWGRR
MIC015-281630-
/O.NEW.KGRR.FF.W.0014.110728T0435Z-110728T1630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1235 AM EDT THU JUL 28 2011

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BARRY COUNTY IN SOUTHWEST MICHIGAN...

* UNTIL 1230 PM EDT

* AT 1231 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
  WARNED AREA. RAINFALL AMOUNTS OF AROUND 3 INCHES HAS FALLEN ACROSS
  NORTHEAST BARRY COUNTY IN THE LAST COUPLE OF HOURS. 

* RAINFALL IS EXPECTED TO DIMINISH TEMPORARILY BETWEEN 1 AND 3 AM.  
  RAINFALL IS THEN EXPECTED TO MOVE BACK IN AFTER 3 AM...AND BECOME 
  HEAVY AT TIMES WITH RAINFALL RATES OF 1 TO 2 INCHES PER HOUR. 
  RAINFALL IS NOT EXPECTED TO END UNTIL MID MORNING. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  HASTINGS...MIDDLEVILLE...NASHVILLE...BOWENS MILL...CARLTON
  CENTER...CEDAR CREEK...CLOVERDALE...COATS GROVE...CROOKED LAKE...
  DOSTER...GUN LAKE...HASTINGS MUNI ARPT...MAPLE GROVE...MILO...
  PRAIRIEVILLE...QUIMBY...SCHULTZ...WELCOME CORNERS AND YANKEE
  SPRINGS.



PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.

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.

&&

LAT...LON 4277 8555 4277 8508 4242 8507 4242 8554

$$

NJJ
2 follow-up statements
294 
WGUS73 KGRR 280851
FFSGRR

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
451 AM EDT THU JUL 28 2011

MIC015-281630-
/O.CON.KGRR.FF.W.0014.000000T0000Z-110728T1630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARRY MI-
451 AM EDT THU JUL 28 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR BARRY COUNTY UNTIL 1230
PM EDT...

AT 448 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH LOCALLY HEAVY RAINFALL ACROSS THE WARNED AREA. 

DOPPLER RADAR INDICATES THAT THE HEAVIEST RAINFALL ACROSS THE COUNTY 
FELL NORTH OF A LINE FROM MIDDLEVILLE TO HASTINGS AND NASHVILLE. 
RADAR ESTIMATES RAINFALL AMOUNTS OF UP TO 5 INCHES ACROSS THOSE 
AREAS.

ADDITIONAL RAINFALL THIS MORNING COULD EXCEED AN INCH UNDER SOME 
HEAVIER DOWNPOURS BEFORE THE RAINFALL TAPERS OFF THIS MORNING. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
HASTINGS...MIDDLEVILLE...NASHVILLE...BOWENS MILL...CARLTON CENTER...
CEDAR CREEK...CLOVERDALE...COATS GROVE...CROOKED LAKE...GUN LAKE...
HASTINGS MUNI ARPT...MAPLE GROVE...MILO...PRAIRIEVILLE...QUIMBY...
SCHULTZ...WELCOME CORNERS AND YANKEE SPRINGS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

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.

&&

LAT...LON 4277 8555 4277 8508 4242 8507 4242 8554

$$

NJJ
119 
WGUS73 KGRR 281347
FFSGRR

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
947 AM EDT THU JUL 28 2011

MIC015-281402-
/O.CAN.KGRR.FF.W.0014.000000T0000Z-110728T1630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARRY MI-
947 AM EDT THU JUL 28 2011

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR BARRY COUNTY IS
CANCELLED...

HEAVY RAIN HAS MOVED OFF THIS MORNING AND FLASH FLOODING IS NO 
LONGER AN IMMEDIATE THREAT TO BARRY COUNTY. THUS...THE FLASH FLOOD 
WARNING HAS BEEN CANCELLED. STANDING WATER MAY STILL BE IN PLACE 
OVER SOME AREAS ROADS. IF YOU ENCOUNTER A FLOODED ROADWAY...TURN 
AROUND DONT DROWN. 

ADDITIONAL RAINFALL IS EXPECTED LATER TODAY THROUGH EARLY 
FRIDAY...AND A FLASH FLOOD WATCH REMAINS IN EFFECT FOR BARRY COUNTY 
THROUGH FRIDAY AFTERNOON. 


LAT...LON 4277 8555 4277 8508 4242 8507 4242 8554

$$

The office that day

Everything else NWS Grand Rapids, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 27, 8:35 PM EDTAreal Flood AdvisoryGRRClinton, Gratiot, Ionia, Kent, Montcalm, Muskegon and 1 more12 hr
Jul 27, 8:40 PM EDTSpecial Marine WarningGRR2 hr
Jul 27, 8:46 PM EDTFlash Flood WatchGRRAllegan, Barry, Calhoun, Clinton, Eaton, Gratiot and 9 more32 hr
Jul 27, 8:52 PM EDTSpecial Weather StatementGRRBarry, Eaton53 min
Jul 27, 9:57 PM EDTSpecial Marine WarningGRR2 hr
Jul 27, 10:09 PM EDTAreal Flood AdvisoryGRREaton, Ingham, Jackson56 min
Jul 27, 10:22 PM EDTSpecial Weather StatementGRRIngham68 min
Jul 27, 10:31 PM EDTSpecial Weather StatementGRROttawa89 min
Jul 27, 10:35 PM EDTFlash Flood WarningGRRKent10 hr
Jul 27, 10:38 PM EDTSpecial Weather StatementGRRKent2 hr
Jul 27, 10:51 PM EDTFlash Flood WarningGRREaton, Ingham, Ionia, Jackson11 hr
Jul 27, 11:47 PM EDTRiver Flood WarningGRRKent5 hr
Jul 28, 12:20 AM EDTSpecial Weather StatementGRRMuskegon, Oceana115 min
Jul 28, 1:53 AM EDTSpecial Weather StatementGRRMuskegon2 hr
Jul 28, 1:54 AM EDTFlash Flood WarningGRRGratiot, Kent, Montcalm, Muskegon, Newaygo8 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRREaton7 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRREaton7 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRIngham7 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRIonia7 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRIonia8 days
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRKent7 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRKent7 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRKent7 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRIngham17 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRIngham7 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRClinton7 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRBarry30 hr
Jul 28, 4:16 AM EDTRiver Flood AdvisoryGRRKent7 hr

Nearby

Flash Flood Warnings in Michigan, 2011Every flash flood warning in 2011

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.