Alert archive / Michigan / Flash Flood Warnings in 2008

Flash Flood Warning 9, NWS Gaylord, MI

June 22, 2008Alcona County, Michigan

NWS Gaylord, MI issued this flash flood warning at Jun 22, 2008, 6:53 PM EDT for Alcona County, Michigan. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 22, 2008, 6:53 PM EDT (22:53 UTC)
Expired
Jun 22, 2008, 10:00 PM EDT
In force
3 hr
Issued by
NWS Gaylord, MI
Area
Storm-based polygon
Flood severity
None

County Alcona County, MI

The radar

The NCL Michigan radar (KAPX), 108 km from the middle of the area, began a volume at 22:54 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

Alpena, MI (KAPX), launched 12:00Z, 10.9 hours before the alert went out and 102 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 12:00Z on 2008-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 255 joules per kilogram.LCLLFCEL10008507005003002001001 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, Alpena, MI at 12:00Z on 2008-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
255 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
860 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
81 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 KAPX 222256
FFWAPX
MIC001-230200-
/O.NEW.KAPX.FF.W.0009.080622T2253Z-080623T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
655 PM EDT SUN JUN 22 2008

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

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

* UNTIL 1000 PM EDT

* AT 650 PM EDT...HEAVY RAIN HAS ENDED...BUT RUNOFF PROBLEMS
  LIKELY ARE PERSISTING. NATIONAL WEATHER SERVICE DOPPLER RADAR
  INDICATES THAT 3 TO 7 INCHES OF RAIN FELL THIS AFTERNOON
  ACROSS FAR SOUTHERN ALCONA COUNTY...BETWEEN GLENNIE AND LAKE
  HURON. SECONDHAND REPORTS HAVE BEEN RECEIVED OF DRIVEWAYS
  WASHING OUT NEAR MIKADO...AND VERY HIGH WATER LEVELS ON
  CREEKS AND STREAMS.

* FLASH FLOODING REMAINS A THREAT ALONG CREEKS AND STREAMS IN 
  GREENBUSH...MIKADO...AND EASTERN CURTIS TOWNSHIPS IN ALCONA
  COUNTY. THIS INCLUDES MUCH OF THE SOUTH BRANCH OF THE PINE RIVER.

THIS EXTENDS THE EARLIER FLASH FLOOD WARNING.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

LAT...LON 4451 8332 4452 8349 4451 8350 4451 8378
      4462 8377 4462 8331 4456 8331 4453 8331
TIME...MOT...LOC 2253Z 180DEG 0KT 4457 8356

$$


JZ
2 follow-up statements
000
WGUS73 KAPX 222342
FFSAPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
740 PM EDT SUN JUN 22 2008

MIC001-230200-
/O.CON.KAPX.FF.W.0009.000000T0000Z-080623T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ALCONA MI-
740 PM EDT SUN JUN 22 2008

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1000 PM EDT FOR
ALCONA COUNTY...

AT 734 PM EDT...LOCAL EMERGENCY MANAGEMENT OFFICIALS REPORTED 
SIGNIFICANT FLOODING IN MIKADO TOWNSHIP. SEVERAL HOMES HAVE BEEN 
FLOODED...AND A NUMBER OF ROADS WASHED OUT.

THIS FLOODING IS THE RESULT OF 3 TO 7 INCHES OF RAIN THAT FELL THIS 
AFTERNOON IN SOUTHERN ALCONA COUNTY. NO ADDITIONAL HEAVY RAIN IS 
EXPECTED...BUT RUNOFF FROM EARLIER RAIN COULD STILL PRODUCE RAPID 
RISES ON AREA CREEKS AND RIVERS...ESPECIALLY ALONG THE SOUTH BRANCH 
OF THE PINE RIVER.

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

LAT...LON 4451 8332 4452 8349 4451 8350 4451 8378
      4462 8377 4462 8331 4456 8331 4453 8331
TIME...MOT...LOC 2340Z 180DEG 0KT 4457 8356

$$


JZ
000
WGUS73 KAPX 230107
FFSAPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
909 PM EDT SUN JUN 22 2008

MIC001-230200-
/O.CON.KAPX.FF.W.0009.000000T0000Z-080623T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ALCONA MI-
909 PM EDT SUN JUN 22 2008

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1000 PM EDT FOR
ALCONA COUNTY...

AT 904 PM EDT...SIGNIFICANT FLOODING WAS STILL OCCURRING IN MIKADO 
TOWNSHIP. SEVERAL HOMES WERE FLOODED EARLIER IN THE DAY...AND A 
NUMBER OF ROADS WASHED OUT.

THIS FLOODING IS THE RESULT OF 3 TO 7 INCHES OF RAIN THAT FELL THIS 
AFTERNOON IN SOUTHERN ALCONA COUNTY. NO ADDITIONAL HEAVY RAIN IS 
EXPECTED...BUT RUNOFF FROM EARLIER RAIN COULD STILL PRODUCE RAPID 
RISES ON AREA CREEKS AND RIVERS...ESPECIALLY ALONG THE SOUTH BRANCH 
OF THE PINE RIVER.

FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE 
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME 
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR 
CREEKS.

LAT...LON 4451 8332 4452 8349 4451 8350 4451 8378
      4462 8377 4462 8331 4456 8331 4453 8331
TIME...MOT...LOC 0109Z 180DEG 0KT 4457 8356

$$


JZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 8:27 PM EDTSevere Thunderstorm WarningAPXAlpena18 min
Jun 22, 12:49 PM EDTSevere Thunderstorm WarningAPXManistee, Wexford26 min
Jun 22, 12:51 PM EDTSevere Thunderstorm WarningAPXAlpena24 min
Jun 22, 1:17 PM EDTSevere Thunderstorm WarningAPXAlcona, Alpena, Montmorency43 min
Jun 22, 1:34 PM EDTSevere Thunderstorm WarningAPXMissaukee41 min
Jun 22, 1:41 PM EDTSpecial Marine WarningAPX94 min
Jun 22, 2:01 PM EDTSevere Thunderstorm WarningAPXAlcona, Alpena59 min
Jun 22, 2:06 PM EDTTornado WarningAPXAlcona39 min
Jun 22, 2:17 PM EDTSevere Thunderstorm WarningAPXGrand Traverse, Kalkaska, Missaukee, Wexford58 min
Jun 22, 2:39 PM EDTSevere Thunderstorm WarningAPXAlcona, Iosco66 min
Jun 22, 2:55 PM EDTSevere Thunderstorm WarningAPXArenac, Iosco32 min
Jun 22, 2:58 PM EDTSpecial Marine WarningAPX43 min
Jun 22, 3:25 PM EDTSevere Thunderstorm WarningAPXMontmorency39 min
Jun 22, 3:43 PM EDTSevere Thunderstorm WarningAPXAlcona, Iosco, Ogemaw, Oscoda50 min
Jun 22, 3:46 PM EDTSpecial Marine WarningAPX45 min
Jun 22, 3:52 PM EDTSevere Thunderstorm WarningAPXCheboygan, Emmet38 min
Jun 22, 4:01 PM EDTFlash Flood WarningAPXAlcona, Iosco9 min
Jun 22, 4:03 PM EDTFlash Flood WarningAPXAlcona3 hr
Jun 22, 4:17 PM EDTFlash Flood WarningAPXWexford3 hr
Jun 22, 5:19 PM EDTSevere Thunderstorm WarningAPXCheboygan, Presque Isle30 min
Jun 22, 6:34 PM EDTSevere Thunderstorm WarningAPXOgemaw29 min

Nearby

Flash Flood Warnings in Michigan, 2008Every flash flood warning in 2008

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.