Alert archive / Michigan / Flash Flood Warnings in 2011

Flash Flood Warning 6, NWS Gaylord, MI

June 21, 2011Emmet County, Michigan

NWS Gaylord, MI issued this flash flood warning at Jun 21, 2011, 11:01 PM EDT for Emmet County, Michigan. It was in force for 6 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
Jun 21, 2011, 11:01 PM EDT (03:01 UTC)
Expired
Jun 22, 2011, 5:00 AM EDT
In force
6 hr
Issued by
NWS Gaylord, MI
Area
Storm-based polygon
Flood severity
None

County Emmet County, MI

The radar

The NCL Michigan radar (KAPX), 88 km from the middle of the area, began a volume at 03:03 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.

What was reported inside it

TimeReportWhereRemark
Jun 22, 2:18 AM EDTHEAVY RAIN 4.244 Wnw Pellston, MI24 HR TOTAL THRU 2 AM. 2.41 INCHES IN THE PAST 2 HRS.

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

The nearest sounding before it

Alpena, MI (KAPX), launched 00:00Z, 3.0 hours before the alert went out and 213 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, Alpena, MI at 00:00Z on 2011-06-22Temperature 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, Alpena, MI at 00:00Z on 2011-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 202 square meters per square second.193958Sfc1 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
462 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
202 m²/s²
0-3 km storm-relative helicity
304 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

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

651 
WGUS53 KAPX 220301
FFWAPX
MIC047-220900-
/O.NEW.KAPX.FF.W.0006.110622T0301Z-110622T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
1101 PM EDT TUE JUN 21 2011

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN EMMET COUNTY IN NORTHERN LOWER MICHIGAN...

* UNTIL 500 AM EDT WEDNESDAY

* AT 1059 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. RADAR HAS ESTIMATED OVER TWO INCHES OF RAIN IN THE 
  PAST HOUR.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  PELLSTON...BLISS...BRUTUS...CARP LAKE...CROSS VILLAGE...GOOD
  HART...LEVERING...PLEASANT VIEW...STUTSMANVILLE AND WILDERNESS
  STATE PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE 
WARNED AREA.

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.

&&

LAT...LON 4564 8508 4566 8503 4571 8496 4575 8499
      4576 8508 4577 8509 4578 8508 4576 8480
      4579 8480 4579 8474 4546 8474 4545 8508
      4553 8513 4559 8513

$$

JH
3 follow-up statements
424 
WGUS73 KAPX 220501
FFSAPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
101 AM EDT WED JUN 22 2011

MIC047-220900-
/O.CON.KAPX.FF.W.0006.000000T0000Z-110622T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EMMET MI-
101 AM EDT WED JUN 22 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHERN EMMET COUNTY
UNTIL 500 AM EDT...

AT 1255 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
ANOTHER AREA OF HEAVY RAIN WAS MOVING ACROSS THE WARNING AREA. THIS 
RAIN WILL DEPOSIT UP TO ONE ADDITIONAL INCH. AFTER THIS RAIN 
DEPARTS...A BREAK WILL OCCUR BEFORE ADDITIONAL HEAVY RAIN MOVES IN 
AFTER 3 AM EDT.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PELLSTON...BLISS...BRUTUS...CARP LAKE...CROSS VILLAGE...GOOD 
HART...LEVERING...PLEASANT VIEW...STUTSMANVILLE AND WILDERNESS STATE 
PARK.

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.

&&

LAT...LON 4564 8508 4566 8503 4571 8496 4575 8499
      4576 8508 4577 8509 4578 8508 4576 8480
      4579 8480 4579 8474 4546 8474 4545 8508
      4553 8513 4559 8513

$$

JH
828 
WGUS73 KAPX 220628
FFSAPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
228 AM EDT WED JUN 22 2011

MIC047-220900-
/O.CON.KAPX.FF.W.0006.000000T0000Z-110622T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EMMET MI-
228 AM EDT WED JUN 22 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHERN EMMET COUNTY
UNTIL 500 AM EDT...

AT 226 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THAT 
HEAVY RAIN HAS ENDED. A WEATHER STATION 4 MILES WEST-NORTHWEST OF 
THE PELLSTON AIRPORT MEASURED 2.41 INCHES OF RAIN SINCE MIDNIGHT... 
AND A 24 HOUR TOTAL OF 4.24 INCHES. 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...PELLSTON...
BLISS...BRUTUS...CARP LAKE...CROSS VILLAGE...GOOD HART...LEVERING...
PLEASANT VIEW...STUTSMANVILLE AND WILDERNESS STATE PARK.

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.

&&

LAT...LON 4564 8508 4566 8503 4571 8496 4575 8499
      4576 8508 4577 8509 4578 8508 4576 8480
      4579 8480 4579 8474 4546 8474 4545 8508
      4553 8513 4559 8513

$$

JH
028 
WGUS73 KAPX 220900
FFSAPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
500 AM EDT WED JUN 22 2011

MIC047-220914-
/O.EXP.KAPX.FF.W.0006.000000T0000Z-110622T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EMMET MI-
500 AM EDT WED JUN 22 2011

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT NORTHERN EMMET COUNTY
WILL BE ALLOWED TO EXPIRE AT 500 AM EDT...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

ADDITIONAL RAINFALL IS STILL EXPECTED THIS MORNING...AND A FLASH 
FLOOD WATCH REMAINS IN EFFECT FOR EMMET COUNTY UNTIL 11 AM.

LAT...LON 4564 8508 4566 8503 4571 8496 4575 8499
      4576 8508 4577 8509 4578 8508 4576 8480
      4579 8480 4579 8474 4546 8474 4545 8508
      4553 8513 4559 8513

$$



JZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 8:12 PM EDTFlash Flood WatchAPXAlcona, Alpena, Antrim, Arenac, Benzie, Cheboygan and 16 more14 hr
Jun 21, 8:49 PM EDTFlash Flood WarningAPXManistee, Wexford6 hr
Jun 22, 1:34 PM EDTSpecial Marine WarningAPX56 min
Jun 22, 1:36 PM EDTSevere Thunderstorm WarningAPXAntrim, Grand Traverse, Kalkaska27 min
Jun 22, 1:59 PM EDTSpecial Marine WarningAPX96 min
Jun 22, 2:28 PM EDTSevere Thunderstorm WarningAPXCrawford, Kalkaska, Otsego47 min
Jun 22, 4:07 PM EDTSpecial Marine WarningAPX83 min
Jun 22, 4:18 PM EDTSpecial Marine WarningAPX87 min

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.