Alert archive / Michigan / Flood Watches in 2011

Flood Watch 2, NWS Grand Rapids, MI

April 26, 201123 counties in Michigan

NWS Grand Rapids, MI issued this flood watch at Apr 26, 2011, 3:21 PM EDT for 23 counties in Michigan. It took effect at Apr 27, 2011, 8:00 AM EDT. It was in force for 27 hr.

The area

The counties it named.

The facts

Issued
Apr 26, 2011, 3:21 PM EDT (19:21 UTC)
In effect from
Apr 27, 2011, 8:00 AM EDT
Expired
Apr 28, 2011, 10:53 AM EDT
In force
27 hr
Issued by
NWS Grand Rapids, MI
Flood severity
None
All 23 counties

Allegan County, MI, Barry County, MI, Calhoun County, MI, Clare County, MI, Clinton County, MI, Eaton County, MI, Gratiot County, MI, Ingham County, MI, Ionia County, MI, Isabella County, MI, Jackson County, MI, Kalamazoo County, MI, Kent County, MI, Lake County, MI, Mason County, MI, Mecosta County, MI, Montcalm County, MI, Muskegon County, MI, Newaygo County, MI, Oceana County, MI, Osceola County, MI, Ottawa County, MI, Van Buren County, MI

The radar

The Grand Rapids radar (KGRR), 27 km from the middle of the area, began a volume at 19:21 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, 7.4 hours before the alert went out and 165 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 2011-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 2011-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 687 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
547 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
687 m²/s²
0-3 km storm-relative helicity
744 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

372 
WGUS63 KGRR 261921
FFAGRR

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
321 PM EDT TUE APR 26 2011

...FLOOD WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY 
EVENING...

MIZ037>040-043>046-050>052-056>059-064>067-071>074-270330-
/O.NEW.KGRR.FA.A.0002.110427T1200Z-110429T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF...LUDINGTON...BALDWIN...REED CITY...
CLARE...HART...FREMONT...BIG RAPIDS...MOUNT PLEASANT...MUSKEGON...
GREENVILLE...ALMA...JENISON...GRAND RAPIDS...IONIA...ST. JOHNS...
HOLLAND...HASTINGS...CHARLOTTE...LANSING...SOUTH HAVEN...
KALAMAZOO...BATTLE CREEK...JACKSON
321 PM EDT TUE APR 26 2011

...FLOOD WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY
EVENING...

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A

* FLOOD WATCH FOR PORTIONS OF CENTRAL MICHIGAN...SOUTH CENTRAL 
  MICHIGAN...SOUTHWEST MICHIGAN AND WEST CENTRAL MICHIGAN... 
  INCLUDING THE FOLLOWING AREAS...IN CENTRAL MICHIGAN...CLARE... 
  GRATIOT...ISABELLA...MECOSTA...MONTCALM AND OSCEOLA. IN SOUTH 
  CENTRAL MICHIGAN...CALHOUN...CLINTON...EATON...INGHAM...IONIA 
  AND JACKSON. IN SOUTHWEST MICHIGAN...ALLEGAN...BARRY... 
  KALAMAZOO...KENT...OTTAWA AND VAN BUREN. IN WEST CENTRAL 
  MICHIGAN...LAKE...MASON...MUSKEGON...NEWAYGO AND OCEANA. 

* FROM WEDNESDAY MORNING THROUGH THURSDAY EVENING

* A SERIES OF LOW PRESSURE SYSTEMS MOVING THROUGH THE AREA WILL
  BRING PERIODS OF RAIN TO THE AREA. ADDITIONAL RAINFALL AMOUNTS
  IN EXCESS OF TWO INCHES DURING THIS PERIOD...COMBINED WITH
  ALREADY SATURATED GROUND AND ELEVATED RIVERS...WILL ENHANCE THE
  POTENTIAL FOR AREAS OF FLOODING IN LOW-LYING AREAS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.

YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

&&

$$


TJT
6 follow-up statements
679 
WGUS63 KGRR 270153
FFAGRR

FLOOD WATCH
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
953 PM EDT TUE APR 26 2011

...FLOOD WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY
EVENING...

MIZ037>040-043>046-050>052-056>059-064>067-071>074-271000-
/O.CON.KGRR.FA.A.0002.110427T1200Z-110429T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF...LUDINGTON...BALDWIN...REED CITY...
CLARE...HART...FREMONT...BIG RAPIDS...MOUNT PLEASANT...MUSKEGON...
GREENVILLE...ALMA...JENISON...GRAND RAPIDS...IONIA...ST. JOHNS...
HOLLAND...HASTINGS...CHARLOTTE...LANSING...SOUTH HAVEN...
KALAMAZOO...BATTLE CREEK...JACKSON
953 PM EDT TUE APR 26 2011

...FLOOD WATCH REMAINS IN EFFECT FROM 8 AM EDT WEDNESDAY THROUGH
THURSDAY EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL MICHIGAN...SOUTH CENTRAL MICHIGAN... 
  SOUTHWEST MICHIGAN AND WEST CENTRAL MICHIGAN...INCLUDING THE 
  FOLLOWING AREAS...IN CENTRAL MICHIGAN...CLARE...GRATIOT... 
  ISABELLA...MECOSTA...MONTCALM AND OSCEOLA. IN SOUTH CENTRAL 
  MICHIGAN...CALHOUN...CLINTON...EATON...INGHAM...IONIA AND 
  JACKSON. IN SOUTHWEST MICHIGAN...ALLEGAN...BARRY...KALAMAZOO...
   KENT...OTTAWA AND VAN BUREN. IN WEST CENTRAL MICHIGAN...
  LAKE... MASON...MUSKEGON...NEWAYGO AND OCEANA. 

* FROM 8 AM EDT WEDNESDAY THROUGH THURSDAY EVENING

* A SERIES OF LOW PRESSURE SYSTEMS WILL BRING PERIODS OF RAIN TO
  THE AREA. ADDITIONAL RAINFALL AMOUNTS IN EXCESS OF TWO INCHES
  DURING THIS PERIOD...COMBINED WITH ALREADY SATURATED GROUND AND
  ELEVATED RIVERS...WILL ENHANCE THE POTENTIAL FOR AREAS OF
  FLOODING IN LOW-LYING AREAS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.

YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

&&

$$

OSTUNO
697 
WGUS63 KGRR 270816
FFAGRR

FLOOD WATCH
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
416 AM EDT WED APR 27 2011

...FLOOD WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY
EVENING...

MIZ037>040-043>046-050>052-056>059-064>067-071>074-271630-
/O.CON.KGRR.FA.A.0002.110427T1200Z-110429T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF...LUDINGTON...BALDWIN...REED CITY...
CLARE...HART...FREMONT...BIG RAPIDS...MOUNT PLEASANT...MUSKEGON...
GREENVILLE...ALMA...JENISON...GRAND RAPIDS...IONIA...ST. JOHNS...
HOLLAND...HASTINGS...CHARLOTTE...LANSING...SOUTH HAVEN...
KALAMAZOO...BATTLE CREEK...JACKSON
416 AM EDT WED APR 27 2011

...FLOOD WATCH REMAINS IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THURSDAY EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL MICHIGAN...SOUTH CENTRAL MICHIGAN... 
  SOUTHWEST MICHIGAN AND WEST CENTRAL MICHIGAN...INCLUDING THE 
  FOLLOWING AREAS...IN CENTRAL MICHIGAN...CLARE...GRATIOT... 
  ISABELLA...MECOSTA...MONTCALM AND OSCEOLA. IN SOUTH CENTRAL 
  MICHIGAN...CALHOUN...CLINTON...EATON...INGHAM...IONIA AND 
  JACKSON. IN SOUTHWEST MICHIGAN...ALLEGAN...BARRY...KALAMAZOO...
   KENT...OTTAWA AND VAN BUREN. IN WEST CENTRAL MICHIGAN...
  LAKE... MASON...MUSKEGON...NEWAYGO AND OCEANA. 

* FROM 8 AM EDT THIS MORNING THROUGH THURSDAY EVENING

* A SERIES OF LOW PRESSURE SYSTEMS WILL BRING PERIODS OF HEAVY
  RAIN TO THE AREA. ADDITIONAL RAINFALL AMOUNTS IN EXCESS OF AN
  INCH DURING THIS PERIOD...COMBINED WITH ALREADY SATURATED
  GROUND AND ELEVATED RIVERS...WILL ENHANCE THE POTENTIAL FOR
  AREAS OF FLOODING IN LOW-LYING AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.

YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

&&

$$

JK
973 
WGUS63 KGRR 272009
FFAGRR

FLOOD WATCH
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
409 PM EDT WED APR 27 2011

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...

MIZ046-051-052-056>059-064>067-071>074-280415-
/O.CON.KGRR.FA.A.0002.000000T0000Z-110429T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ISABELLA-MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-
EATON-INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF...MOUNT PLEASANT...GREENVILLE...ALMA...
JENISON...GRAND RAPIDS...IONIA...ST. JOHNS...HOLLAND...HASTINGS...
CHARLOTTE...LANSING...SOUTH HAVEN...KALAMAZOO...BATTLE CREEK...
JACKSON
409 PM EDT WED APR 27 2011

...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL MICHIGAN...SOUTH CENTRAL MICHIGAN AND 
  SOUTHWEST MICHIGAN...INCLUDING THE FOLLOWING AREAS...IN 
  CENTRAL MICHIGAN...GRATIOT...ISABELLA AND MONTCALM. IN SOUTH 
  CENTRAL MICHIGAN...CALHOUN...CLINTON...EATON...INGHAM...IONIA 
  AND JACKSON. IN SOUTHWEST MICHIGAN...ALLEGAN...BARRY... 
  KALAMAZOO...KENT...OTTAWA AND VAN BUREN. 

* THROUGH THURSDAY EVENING

* ANOTHER AREA OF RAIN WILL MOVE SWEEP ACROSS THE REGION BEGINNING
  AROUND MIDNIGHT TONIGHT...WHICH WILL BRING AN ADDITIONAL INCH OR
  MORE OF PRECIPITATION BY AROUND SUNRISE THURSDAY MORNING. THE
  GROUND ALREADY IS EXTREMELY SATURATED FROM EARLIER RAINS AND
  MANY STREAMS AND CREEKS ARE AT BANKFULL. A FLOOD ADVISORY
  ALREADY IS IN EFFECT UNTIL 130 PM EDT.

* ADDITIONAL ROAD CLOSURES AND FLOODING OF LOW-LYING AREAS WILL BE
  POSSIBLE BY THE THURSDAY MORNING COMMUTE. LOCALIZED RAINFALL
  AMOUNTS APPROACHING TWO INCHES ALSO WILL BE POSSIBLE...WHICH
  COULD RESULT IN FLOOD WARNINGS BEING ISSUED THURSDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS. MONITOR FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

BE ESPECIALLY CAUTIOUS WHILE DRIVING THURSDAY MORNING AND BE
PREPARED FOR ADDITIONAL ROAD CLOSURES TO AFFECT THE COMMUTE.
FLOODED ROADWAYS OFTEN ARE DIFFICULT TO SEE...ESPECIALLY AT NIGHT.
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.

&&

$$

MIZ037>040-043>045-050-280415-
/O.CON.KGRR.FA.A.0002.000000T0000Z-110429T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-MUSKEGON-
INCLUDING THE CITIES OF...LUDINGTON...BALDWIN...REED CITY...
CLARE...HART...FREMONT...BIG RAPIDS...MUSKEGON
409 PM EDT WED APR 27 2011

...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL MICHIGAN AND WEST CENTRAL MICHIGAN...
  INCLUDING THE FOLLOWING AREAS...IN CENTRAL MICHIGAN...CLARE...
  MECOSTA AND OSCEOLA. IN WEST CENTRAL MICHIGAN...LAKE...MASON...
  MUSKEGON...NEWAYGO AND OCEANA.

* THROUGH THURSDAY EVENING

* ANOTHER AREA OF RAIN WILL MOVE SWEEP ACROSS THE REGION BEGINNING
  AROUND MIDNIGHT TONIGHT...WHICH WILL BRING AN ADDITIONAL INCH OR
  MORE OF PRECIPITATION BY AROUND SUNRISE THURSDAY MORNING. THE
  GROUND ALREADY IS EXTREMELY SATURATED FROM EARLIER RAINS AND
  MANY STREAMS AND CREEKS ARE AT BANKFULL. A FLOOD ADVISORY
  ALREADY IS IN EFFECT UNTIL 130 PM EDT.

* ADDITIONAL ROAD CLOSURES AND FLOODING OF LOW-LYING AREAS ARE
  POSSIBLE BY THE THURSDAY MORNING COMMUTE. RAINFALL AMOUNTS
  RANGING FROM HALF AN INCH TO AN INCH MAY ALSO INCREASE NUISANCE
  FLOODING NEAR CREEKS AND STREAMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS. MONITOR FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

BE ESPECIALLY CAUTIOUS WHILE DRIVING THURSDAY MORNING AND BE
PREPARED FOR ADDITIONAL ROAD CLOSURES TO AFFECT THE COMMUTE.
FLOODED ROADWAYS OFTEN ARE DIFFICULT TO SEE...ESPECIALLY AT NIGHT.
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.

&&

$$

TJT
627 
WGUS63 KGRR 280301
FFAGRR

FLOOD WATCH
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1101 PM EDT WED APR 27 2011

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...

MIZ046-051-052-056>059-064>067-071>074-281115-
/O.CON.KGRR.FA.A.0002.000000T0000Z-110429T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ISABELLA-MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-
EATON-INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF...MOUNT PLEASANT...GREENVILLE...ALMA...
JENISON...GRAND RAPIDS...IONIA...ST. JOHNS...HOLLAND...HASTINGS...
CHARLOTTE...LANSING...SOUTH HAVEN...KALAMAZOO...BATTLE CREEK...
JACKSON
1101 PM EDT WED APR 27 2011

...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL MICHIGAN...SOUTH CENTRAL MICHIGAN AND 
  SOUTHWEST MICHIGAN...INCLUDING THE FOLLOWING AREAS...IN 
  CENTRAL MICHIGAN...GRATIOT...ISABELLA AND MONTCALM. IN SOUTH 
  CENTRAL MICHIGAN...CALHOUN...CLINTON...EATON...INGHAM...IONIA 
  AND JACKSON. IN SOUTHWEST MICHIGAN...ALLEGAN...BARRY... 
  KALAMAZOO...KENT...OTTAWA AND VAN BUREN. 

* THROUGH THURSDAY EVENING

* ANOTHER AREA OF RAIN WILL SWEEP ACROSS THE REGION TONIGHT.
  ADDITIONAL OVERNIGHT RAINFALL AMOUNTS SHOULD VARY FROM AROUND AN
  INCH OVER SOUTH CENTRAL LOWER MICHIGAN...AROUND JACKSON...TO
  AROUND A HALF OF AN INCH OF RAIN OVER WEST LOWER MICHIGAN...
  AROUND GRAND RAPIDS. THE GROUND IS SATURATED FROM EARLIER RAINS
  AND MANY RIVERS AND STREAMS ARE NEAR BANK FULL. ALSO...A FLOOD
  ADVISORY IS IN EFFECT UNTIL 130 PM EDT THURSDAY.

* ADDITIONAL ROAD CLOSURES AND FLOODING OF LOW-LYING AREAS WILL BE
  POSSIBLE BY THE THURSDAY MORNING COMMUTE. THE ADDITIONAL
  OVERNIGHT RAIN COULD RESULT IN FLOOD WARNINGS BEING ISSUED INTO
  THURSDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS. MONITOR FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

BE ESPECIALLY CAUTIOUS WHILE DRIVING THURSDAY MORNING AND BE
PREPARED FOR ADDITIONAL ROAD CLOSURES TO AFFECT THE COMMUTE.
FLOODED ROADWAYS OFTEN ARE DIFFICULT TO SEE...ESPECIALLY AT
NIGHT. 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.

&&

$$

MIZ037>040-043>045-050-281115-
/O.CON.KGRR.FA.A.0002.000000T0000Z-110429T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-MUSKEGON-
INCLUDING THE CITIES OF...LUDINGTON...BALDWIN...REED CITY...
CLARE...HART...FREMONT...BIG RAPIDS...MUSKEGON
1101 PM EDT WED APR 27 2011

...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL MICHIGAN AND WEST CENTRAL MICHIGAN... 
  INCLUDING THE FOLLOWING AREAS...IN CENTRAL MICHIGAN...CLARE... 
  MECOSTA AND OSCEOLA. IN WEST CENTRAL MICHIGAN...LAKE...MASON...
   MUSKEGON...NEWAYGO AND OCEANA. 

* THROUGH THURSDAY EVENING

* ANOTHER AREA OF RAIN WILL SWEEP ACROSS THE REGION TONIGHT.
  ADDITIONAL OVERNIGHT RAINFALL AMOUNTS SHOULD BE AROUND A QUARTER
  INCH. THE GROUND IS SATURATED FROM EARLIER RAINS AND MANY
  RIVERS AND STREAMS ARE NEAR BANK FULL. ALSO...A FLOOD ADVISORY IS
  IN EFFECT UNTIL 130 PM EDT THURSDAY.

* ADDITIONAL ROAD CLOSURES AND FLOODING OF LOW-LYING AREAS ARE
  POSSIBLE BY THE THURSDAY MORNING COMMUTE. THE ADDITIONAL
  OVERNIGHT RAIN MAY INCREASE NUISANCE FLOODING NEAR CREEKS AND
  STREAMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS. MONITOR FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

BE ESPECIALLY CAUTIOUS WHILE DRIVING THURSDAY MORNING AND BE
PREPARED FOR ADDITIONAL ROAD CLOSURES TO AFFECT THE COMMUTE.
FLOODED ROADWAYS OFTEN ARE DIFFICULT TO SEE...ESPECIALLY AT
NIGHT. 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.

&&

$$
195 
WGUS63 KGRR 280822
FFAGRR

FLOOD WATCH
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
422 AM EDT THU APR 28 2011

...FLOOD WATCH IN EFFECT THROUGH THURSDAY EVENING...

MIZ046-051-052-056>059-064>067-071>074-281630-
/O.CON.KGRR.FA.A.0002.000000T0000Z-110429T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ISABELLA-MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-
EATON-INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF...MOUNT PLEASANT...GREENVILLE...ALMA...
JENISON...GRAND RAPIDS...IONIA...ST. JOHNS...HOLLAND...HASTINGS...
CHARLOTTE...LANSING...SOUTH HAVEN...KALAMAZOO...BATTLE CREEK...
JACKSON
422 AM EDT THU APR 28 2011

...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL MICHIGAN...SOUTH CENTRAL MICHIGAN AND 
  SOUTHWEST MICHIGAN...INCLUDING THE FOLLOWING AREAS...IN 
  CENTRAL MICHIGAN...GRATIOT...ISABELLA AND MONTCALM. IN SOUTH 
  CENTRAL MICHIGAN...CALHOUN...CLINTON...EATON...INGHAM...IONIA 
  AND JACKSON. IN SOUTHWEST MICHIGAN...ALLEGAN...BARRY... 
  KALAMAZOO...KENT...OTTAWA AND VAN BUREN. 

* THROUGH THIS EVENING

* STEADY RAIN WILL TAPER OFF THIS MORNING. HOWEVER FLOOD POTENTIAL
  WILL STILL REMAIN DUE TO THE HEAVY RAINS OVER THE PAST COUPLE OF
  DAYS. SOME AREAS RECEIVED UP TO THREE INCHES OF RAIN AND THE
  GROUND REMAINS SATURATED AND RIVER LEVELS REMAIN HIGH. MANY
  RIVERS ARE APPROACHING...OR HAVE EXCEEDED BANK FULL. ALSO...A
  FLOOD ADVISORY IS IN EFFECT UNTIL 130 PM EDT THIS AFTERNOON.

* ADDITIONAL ROAD CLOSURES AND FLOODING OF LOW-LYING AREAS WILL BE
  POSSIBLE TODAY. THE ADDITIONAL RAIN FROM LAST NIGHT COULD RESULT
  IN FLOOD WARNINGS BEING ISSUED TODAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS. MONITOR FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

BE ESPECIALLY CAUTIOUS WHILE DRIVING THIS MORNING AND BE PREPARED
FOR ADDITIONAL ROAD CLOSURES TO AFFECT THE COMMUTE. FLOODED
ROADWAYS OFTEN ARE DIFFICULT TO SEE...ESPECIALLY AT NIGHT. 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.

&&

$$

MIZ037>040-043>045-050-281630-
/O.CON.KGRR.FA.A.0002.000000T0000Z-110429T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-MUSKEGON-
INCLUDING THE CITIES OF...LUDINGTON...BALDWIN...REED CITY...
CLARE...HART...FREMONT...BIG RAPIDS...MUSKEGON
422 AM EDT THU APR 28 2011

...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL MICHIGAN AND WEST CENTRAL MICHIGAN... 
  INCLUDING THE FOLLOWING AREAS...IN CENTRAL MICHIGAN...CLARE... 
  MECOSTA AND OSCEOLA. IN WEST CENTRAL MICHIGAN...LAKE...MASON...
   MUSKEGON...NEWAYGO AND OCEANA. 

* THROUGH THIS EVENING

* STEADY RAIN WILL TAPER OFF LATE THIS MORNING. HOWEVER FLOOD
  POTENTIAL WILL STILL REMAIN DUE TO THE HEAVY RAINS OVER THE PAST
  COUPLE OF DAYS. SOME AREAS RECEIVED UP TO THREE INCHES OF RAIN
  AND THE GROUND REMAINS SATURATED AND RIVER LEVELS REMAIN HIGH.
  MANY RIVERS ARE APPROACHING...OR HAVE EXCEEDED BANK FULL.
  ALSO...A FLOOD ADVISORY IS IN EFFECT UNTIL 130 PM EDT THIS
  AFTERNOON.

* ADDITIONAL ROAD CLOSURES AND FLOODING OF LOW-LYING AREAS ARE
  POSSIBLE TODAY. THE ADDITIONAL RAIN FROM LAST NIGHT COULD RESULT
  IN AN INCREASE IN NUISANCE FLOODING NEAR CREEKS AND STREAMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS. MONITOR FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

BE ESPECIALLY CAUTIOUS WHILE DRIVING THURSDAY MORNING AND BE
PREPARED FOR ADDITIONAL ROAD CLOSURES TO AFFECT THE COMMUTE.
FLOODED ROADWAYS OFTEN ARE DIFFICULT TO SEE...ESPECIALLY AT
NIGHT. 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.

&&

$$

JK
259 
WGUS63 KGRR 281453
FFAGRR

FLOOD WATCH
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1053 AM EDT THU APR 28 2011


MIZ037>040-043>046-050>052-056>059-064>067-071>074-281600-
/O.CAN.KGRR.FA.A.0002.000000T0000Z-110429T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
INCLUDING THE CITIES OF...LUDINGTON...BALDWIN...REED CITY...
CLARE...HART...FREMONT...BIG RAPIDS...MOUNT PLEASANT...MUSKEGON...
GREENVILLE...ALMA...JENISON...GRAND RAPIDS...IONIA...ST. JOHNS...
HOLLAND...HASTINGS...CHARLOTTE...LANSING...SOUTH HAVEN...
KALAMAZOO...BATTLE CREEK...JACKSON
1053 AM EDT THU APR 28 2011

...FLOOD WATCH IS CANCELLED...

THE FLOOD WATCH FOR PORTIONS OF CENTRAL MICHIGAN...SOUTH CENTRAL
MICHIGAN...SOUTHWEST MICHIGAN AND WEST CENTRAL MICHIGAN HAS BEEN
CANCELLED. THE HEAVY RAIN HAS ENDED. WATER LEVELS WILL REMAIN
HIGH ON AREA STREAMS AND RIVERS FOR THE NEXT FEW DAYS...HOWEVER
ADDITIONAL HEAVY RAIN IS NOT EXPECTED INTO SATURDAY.

$$

MJS

What forecasters said that day

The local office's own words before this flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Grand Rapids, MI wrote its last area forecast discussion before this flood watch went out at Apr 26, 1:40 PM EDT, 1 hour 41 minutes earlier.

Area forecast discussion, Apr 26, 1:40 PM EDT, 1 hour 41 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
140 PM EDT TUE APR 26 2011

LATEST UPDATE...AVIATION...

.SYNOPSIS...(1155 AM EDT TUE APR 26 2011)
AN ACTIVE PATTERN WILL CONTINUE. A THREAT FOR SEVERE WEATHER THIS
EVENING WILL GIVE WAY TO A PROLONGED PERIOD OF RAIN TONIGHT THOUGH
THURSDAY. HEAVY RAIN IS POSSIBLE WEDNESDAY...WHICH MAY LEAD TO RIVER
FLOODING BY THE END OF THE WORK WEEK. TEMPERATURES WILL BE MILD
TODAY AND WEDNESDAY WITH HIGHS MAINLY IN THE 60S...BUT THEN IT WILL
COOL OFF BY THURSDAY WITH HIGHS ONLY FROM 45 TO 50. THE EARLY PART
OF THIS COMING WEEKEND LOOKS DRY WITH INCREASING RAIN CHANCES
BEGINNING SUNDAY.

&&

.SHORT TERM...(1155 AM EDT TUE APR 26 2011)
(THIS AFTERNOON)
THE SEVERE THREAT APPEARS TO BE REDUCED...BUT NOT ELIMINATED...FOR
OUR AREA. THE HEAVY RAIN THREAT ALSO APPEARS TO BE DECREASING.

WATER VAPOR IMAGERY SHOWS INTENSE PV MAX BEGINNING TO OVERSPREAD SW
LOWER MI. SHOWERS HAVE BEGUN TO FORM OVER NRN IN BENEATH THE BEST
UPPER POTENTIAL VORT ADVECTION. UPSTREAM SOUNDINGS SHOW UNIMPRESSIVE
LAPSE RATES BENEATH THE DRY SLOT...OWING TO A FAIRLY DEEP SATURATED
LAYER BELOW 500 MB. SURFACE DEWPOINTS UPSTREAM IN THE MID 50S
SUGGEST FAIRLY HIGH LCL HEIGHT THIS AFTERNOON. LOW LEVEL SHEAR IS
LACKING...BUT SUFFICIENT EFFECTIVE SHEAR THROUGH A DEEPER LAYER /40
KT/ COULD BE REALIZED. THIS ALL SUGGESTS THAT OUR PRIMARY THREAT
THIS AFTERNOON WOULD BE HAIL WITH DISCRETE STORMS. THE BIG QUESTION
MARK IS HOW MUCH CLEARING AND INSOLATION WE WILL SEE THIS AFTERNOON.
WE STILL BELIEVE THE BEST THREAT WILL BE IN THE 4 PM TO 8 PM
TIMEFRAME.

THERE IS A DECREASING HEAVY RAIN THREAT...OWING TO STRONG
UNIDIRECTIONAL FLOW...LITTLE IF ANY EXPECTED LOW-LEVEL MOIST FLUX
CONVERGENCE AND DECREASING PWAT VALUES. AS NOTED IN THE PREVIOUS
DISCUSSION...THERE IS A BETTER THREAT FARTHER NORTH OF I-96...BUT
ANTECEDENT RAINS THERE THIS MORNING HAVE BEEN LIMITED.

(TONIGHT THROUGH THURSDAY)
TONIGHT THERE SHOULD BE A LULL IN THE STEADY RAINS AS WE FALL UNDER
THE DRY SLOT AND THE LIFT WEAKENS BEHIND THE DEPARTING VORT MAX.
SOME STEADIER RAINS WILL APPROACH AGAIN TOWARD DAYBREAK IN THE SOUTH
WITH THE APPROACH OF A SECONDARY LOW AND LOW LEVEL JET.  WEDNESDAY
AND WEDNESDAY NIGHT LOOKS QUITE WET ACROSS MOST AREAS...WITH THE
HEAVIEST RAINS IN THE SE CWA.

FEEL WE STILL HAVE TIME TO CONTINUE TO EVALUATE THE SITUATION...
GIVEN THAT THE HEAVIEST RAIN DOES NOT COME IN UNTIL WEDNESDAY
MORNING.  WE WILL HAVE TO SEE HOW THE RAINS FALL TODAY...THEN SEE IF
THE MODELS REMAIN CONSISTENT WITH BRINGING 1-2 INCHES OF RAIN OVER
THE SE CWA FOR WEDNESDAY AND WEDNESDAY NIGHT.

MAIN FORECAST ADJUSTMENTS WHERE TO INCREASE POPS FOR THIS AFTERNOON
ACROSS THE NORTHERN CWA AS THE RAINS SHOULD CONTINUE MUCH OF THE DAY
THERE.  THEN FOR TONIGHT ADJUSTED THE TIMING OF THE RAIN ACROSS THE
CWA.  THE RAIN SHOULD CONTINUE IN THE NORTH THROUGH THE
EVENING...THEN MOVE OUT.  THEN ANOTHER SURGE OF RAIN WILL APPROACH
THE SOUTH LATE TONIGHT AND CONTINUE INTO WEDNESDAY.

&&

.LONG TERM...(446 AM EDT TUE APR 26 2011)
(THURSDAY NIGHT THROUGH MONDAY)
UPPER LOW OF THE SHORT TERM WILL BE SLOWLY SLIDING EAST OF THE AREA
THURSDAY NIGHT TO BEGIN THE LONG TERM. UPPER RIDGING GRADUALLY
BUILDS INTO THE REGION FRIDAY AND FRIDAY NIGHT. MAINTAINED THE
CHANCE FOR RAIN SHOWERS THURSDAY NIGHT FOLLOWED BY DRY WEATHER
FRIDAY AND FRIDAY NIGHT ASSOCIATED WITH THE RIDGE.

SATURDAY INTO SUNDAY THE MODELS INDICATE AN UPPER LOW SHIFTING FROM
THE NORTHERN PLAINS TOWARD THE NORTHERN GREAT LAKES. THE EUROPEAN IS
SLOWER AND LESS WRAPPED UP AND WILL USE ITS SOLUTION. A FRONT
ASSOCIATED WITH THE UPPER LOW PUSHES INTO WESTERN LOWER MICHIGAN
SATURDAY NIGHT. HAVE SHOWERS BEGINNING SATURDAY AFTERNOON...WITH A
BETTER CHANCE OF BOTH SHOWERS AND STORMS SATURDAY NIGHT INTO
SUNDAY. USING THE SLOWER EUROPEAN HAVE LINGERED SOME SHOWERS INTO
MONDAY AS WELL. SATURDAY CONTINUES TO LOOK LIKE THE WARMEST DAY OF
THE LONG TERM WITH SOUTHERLY FLOW AHEAD OF THE COLD FRONT.

&&

.AVIATION...(140 PM EDT TUE APR 26 2011)
EXPECT SCT TSRA TO DEVELOP THIS AFTN...ESPECIALLY FOR THE TERMINALS
SE OF KMKG. STORMS SHOULD THERE IS A SLIGHT /LESS THAN 10 PERCENT/
CHANCE OF S-SW TSTM WIND GUSTS GREATER THAN 50KT OR HAIL APPROACHING
1 INCH IN DIAMETER.

THERE IS UNCERTAINTY ABOUT HOW QUICKLY WE WILL SEE LOW CIGS/VSBYS
DEVELOP TNGT. LIFR IS NOT OUT OF THE QUESTION FOR KAZO-KBTL-KJXN
TERMINALS AFT 06Z. THOUGH NOT MENTIONED IN THE TAFS...SHRA IS
EXPECTED AGAIN AFTER 27/12Z.

&&

.MARINE...(446 AM EDT TUE APR 26 2011)
WIND COULD APPROACH GALES THIS MORNING...BUT THEN SIMMER DOWN THIS
AFTERNOON.  HAVE NOT GONE WITH A GALE WARNING DUE TO THE SHORT
WINDOW OF OPPORTUNITY...BUT THIS WILL BE CLOSE.  OTHERWISE AS THE
SURFACE LOW APPROACHES TONIGHT AND WEDNESDAY WINDS WILL CONTINUE TO
LOWER AS THE PRESSURE GRADIENT BECOMES BAGGY.

&&

.HYDROLOGY...(446 AM EDT TUE APR 26 2011)
RAINFALL THROUGH THURSDAY SHOULD BE AROUND TWO INCHES ESPECIALLY IN
THE EASTERN CWA.  THIS WILL COME IN TWO PARTS...TODAY AND THEN
WEDNESDAY INTO WEDNESDAY NIGHT.  GIVEN THE LULL TONIGHT AND THE LONG
DURATION OF THE RAIN WE WILL NOT ISSUE A FLOOD WATCH AT THIS TIME.
HOWEVER...IF THE EXPECTED RAINS DO OCCUR SOME HYDRO ISSUES WILL BE
REALIZED.

&&

.GRR WATCHES/WARNINGS/ADVISORIES...
MI...NONE.
LM...SMALL CRAFT ADVISORY THROUGH THIS EVENING.

&&

SYNOPSIS:    TJT
SHORT TERM:  JK TJT
LONG TERM:   DUKE
AVIATION:    DUKE
MARINE:      JK
HYDROLOGY:   JK
Hazardous weather outlook, Apr 26, 1:10 PM EDT, 2 hours 11 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED DAY ONE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
110 PM EDT TUE APR 26 2011

MIZ037>040-043>046-050>052-056>059-064>067-071>074-271100-
MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON-
MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON-
INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON-
110 PM EDT TUE APR 26 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THUNDERSTORMS ARE EXPECTED MAINLY BETWEEN 4 PM AND 10 PM THIS
AFTERNOON AND EVENING. SOME STORMS...ESPECIALLY THOSE SOUTHEAST OF A
SOUTH HAVEN TO ALMA LINE...MAY PRODUCE HAIL UP TO AN INCH
IN DIAMETER AND WIND GUSTS TO 60 MPH. FREQUENT LIGHTNING ALSO WILL
BE POSSIBLE. STORM MOTION WILL BE NORTHEAST AT 45 MPH.

ISOLATED FLOODING WILL BE A POSSIBILITY THIS EVENING WITH THE
STRONGER STORMS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THUNDERSTORMS ARE POSSIBLE AGAIN WEDNESDAY AND THURSDAY AS LOW
PRESSURE LIFTS NORTHEAST THROUGH THE GREAT LAKES. HEAVY RAIN WILL BE
THE MAIN THREAT...PARTICULARLY SOUTHEAST OF A SOUTH HAVEN TO GRAND
RAPIDS TO ALMA LINE. RAINFALL TOTALS FROM THROUGH THURSDAY COULD
EXCEED TWO INCHES IN SPOTS.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL BE POSSIBLE THIS AFTERNOON AND EVENING...
PARTICULARLY SOUTHEAST OF A SOUTH HAVEN TO ALMA LINE. RAINFALL AND
FLOODING REPORTS ARE REQUESTED TONIGHT THROUGH THURSDAY.

LMZ844>849-271100-
ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI-
HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI-
WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI-
110 PM EDT TUE APR 26 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT

WINDS AND WAVES WILL BE HAZARDOUS TO SMALLER CRAFT TODAY AS STIFF
EAST WINDS TO 30 KNOTS SHIFT TO THE SOUTH.

THUNDERSTORMS ARE POSSIBLE OUT OVER LAKE MICHIGAN TODAY INTO THIS
EVENING. HEAVY RAIN...CLOUD TO WATER LIGHTNING AND STRONG
THUNDERSTORM WIND GUSTS ARE ALL POSSIBLE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THUNDERSTORMS WILL CONTINUE TO BE POSSIBLE THROUGH THURSDAY WITH
CLOUD TO WATER LIGHTNING STRIKES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS POSSIBLE THIS AFTERNOON AND EVENING.

TJT

In the hours before

Local storm report, Apr 26, 12:36 PM EDT, 2 hours 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1236 PM EDT TUE APR 26 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1212 PM     HEAVY RAIN       SPARTA                  43.16N 85.71W
04/26/2011  M1.54 INCH       KENT               MI   TRAINED SPOTTER

            STORM TOTAL RAINFALL.

1212 PM     HEAVY RAIN       4 NNW GRAND RAPIDS      43.02N 85.70W
04/26/2011  M0.94 INCH       KENT               MI   BROADCAST MEDIA

            STORM TOTAL RAINFALL AT WZZMTV IN WALKER.

&&

HOVING
Local storm report, Apr 26, 1:02 PM EDT, 2 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
102 PM EDT TUE APR 26 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1230 PM     HEAVY RAIN       GRAND HAVEN             43.06N 86.22W
04/26/2011  M1.65 INCH       OTTAWA             MI   TRAINED SPOTTER

            STORM TOTAL RAINFALL IN DOWNTOWN GRAND HAVEN.

&&

HOVING
Local storm report, Apr 26, 2:19 PM EDT, 1 hour 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
219 PM EDT TUE APR 26 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0830 AM     HEAVY RAIN       5 NE MOUNT PLEASANT     43.65N 84.70W
04/26/2011  M1.09 INCH       ISABELLA           MI   TRAINED SPOTTER

            STORM TOTAL RAINFALL THROUGH 830AM.

0215 PM     HEAVY RAIN       4 NW MONTAGUE           43.46N 86.42W
04/26/2011  M1.07 INCH       MUSKEGON           MI   CO-OP OBSERVER

            RAINFALL SINCE 6PM MONDAY.

&&

HOVING
Local storm report, Apr 26, 2:20 PM EDT, 1 hour 1 minute before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
220 PM EDT TUE APR 26 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0632 AM     HEAVY RAIN       BANGOR                  42.31N 86.11W
04/26/2011  M1.00 INCH       VAN BUREN          MI   FIRE DEPT/RESCUE

            RAINFALL SINCE MIDNIGHT.

0700 AM     HEAVY RAIN       BLOOMINGDALE            42.38N 85.96W
04/26/2011  M1.09 INCH       VAN BUREN          MI   CO-OP OBSERVER

            24 HR RAINFALL.

0753 AM     HEAVY RAIN       EAST GRAND RAPIDS       42.94N 85.61W
04/26/2011  M0.99 INCH       KENT               MI   CO-OP OBSERVER

            THIS IS RAINFALL SINCE 1AM.

0800 AM     HEAVY RAIN       4 E KENTWOOD            42.90N 85.51W
04/26/2011  M0.82 INCH       KENT               MI   OFFICIAL NWS OBS

            6 HR RAINFALL TOTAL AT NWS GRAND RAPIDS.

0830 AM     HEAVY RAIN       5 NE MOUNT PLEASANT     43.65N 84.70W
04/26/2011  M1.09 INCH       ISABELLA           MI   TRAINED SPOTTER

            STORM TOTAL RAINFALL THROUGH 830AM.

0834 AM     HEAVY RAIN       DORR                    42.73N 85.72W
04/26/2011  M1.03 INCH       ALLEGAN            MI   TRAINED SPOTTER

            RAINFALL OF 0.06 INCH BEFORE MIDNIGHT AND 0.97 INCH AFTER
            MIDNIGHT.

1030 AM     HEAVY RAIN       3 NW WHITE CLOUD        43.60N 85.81W
04/26/2011  M1.50 INCH       NEWAYGO            MI   TRAINED SPOTTER

            STORM TOTAL RAINFALL SINCE MIDNIGHT.

1142 AM     HEAVY RAIN       GRAND RAPIDS            42.96N 85.67W
04/26/2011  M1.34 INCH       KENT               MI   BROADCAST MEDIA

            STORM TOTAL RAINFALL AT WOODTV IN GRAND RAPIDS.

1212 PM     HEAVY RAIN       SPARTA                  43.16N 85.71W
04/26/2011  M1.54 INCH       KENT               MI   TRAINED SPOTTER

            STORM TOTAL RAINFALL.

1212 PM     HEAVY RAIN       4 NNW GRAND RAPIDS      43.02N 85.70W
04/26/2011  M0.94 INCH       KENT               MI   BROADCAST MEDIA

            STORM TOTAL RAINFALL AT WZZMTV IN WALKER.

1230 PM     HEAVY RAIN       GRAND HAVEN             43.06N 86.22W
04/26/2011  M1.65 INCH       OTTAWA             MI   TRAINED SPOTTER

            STORM TOTAL RAINFALL IN DOWNTOWN GRAND HAVEN.

0215 PM     HEAVY RAIN       4 NW MONTAGUE           43.46N 86.42W
04/26/2011  M1.07 INCH       MUSKEGON           MI   CO-OP OBSERVER

            RAINFALL SINCE 6PM MONDAY.

&&

HOVING
Local storm report, Apr 26, 3:08 PM EDT, 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
308 PM EDT TUE APR 26 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0100 PM     HEAVY RAIN       HUDSONVILLE             42.87N 85.87W
04/26/2011  M1.06 INCH       OTTAWA             MI   TRAINED SPOTTER

            STORM TOTAL RAINFALL THROUGH 1PM. STANDING WATER IN
            UNDRAINED AREAS.

&&

HOVING
Local storm report, Apr 26, 3:18 PM EDT, 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
318 PM EDT TUE APR 26 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0313 PM     HEAVY RAIN       4 SSE MUSKEGON          43.17N 86.21W
04/26/2011  M1.10 INCH       MUSKEGON           MI   AMATEUR RADIO

            STORM TOTAL RAINFALL.

&&

HOVING

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 11:16 AM EDTRiver Flood AdvisoryGRRKent10 days
Apr 26, 11:16 AM EDTRiver Flood AdvisoryGRROsceola37 hr
Apr 26, 4:16 PM EDTSpecial Weather StatementGRROttawa59 min
Apr 26, 5:27 PM EDTSpecial Weather StatementGRRKent63 min
Apr 26, 5:28 PM EDTRiver Flood AdvisoryGRRAllegan6 days
Apr 26, 5:34 PM EDTSevere Thunderstorm WarningGRRAllegan, Kent, Ottawa41 min
Apr 26, 5:44 PM EDTSevere Thunderstorm WarningGRRGratiot, Isabella, Montcalm46 min
Apr 26, 5:48 PM EDTAreal Flood AdvisoryGRRAllegan, Kent, Ottawa12 hr
Apr 26, 6:04 PM EDTSevere Thunderstorm WarningGRRKalamazoo, Van Buren56 min
Apr 26, 6:14 PM EDTSevere Thunderstorm WarningGRRIonia, Kent, Montcalm46 min
Apr 26, 6:35 PM EDTTornado WarningGRRIonia, Kent, Montcalm25 min
Apr 26, 6:43 PM EDTSevere Thunderstorm WarningGRRAllegan, Barry, Kent47 min
Apr 26, 6:48 PM EDTSevere Thunderstorm WarningGRRGratiot, Montcalm42 min
Apr 26, 6:59 PM EDTSevere Thunderstorm WarningGRRAllegan, Barry, Kalamazoo46 min
Apr 26, 7:04 PM EDTRiver Flood AdvisoryGRRIsabella15 hr
Apr 26, 7:07 PM EDTTornado WarningGRRGratiot, Montcalm23 min
Apr 26, 7:12 PM EDTSevere Thunderstorm WarningGRRKent31 min
Apr 26, 7:20 PM EDTTornado WarningGRRBarry, Calhoun, Kalamazoo25 min
Apr 26, 7:25 PM EDTSevere Thunderstorm WarningGRRGratiot, Isabella50 min
Apr 26, 7:37 PM EDTSevere Thunderstorm WarningGRRIonia, Montcalm38 min
Apr 26, 7:43 PM EDTTornado WarningGRRBarry, Eaton32 min

Nearby

Flood Watches in Michigan, 2011Every flood watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.