Alert archive / Michigan / Flash Flood Warnings in 2008

Flash Flood Warning 13, NWS Gaylord, MI

July 22, 2008Gladwin County, Michigan

NWS Gaylord, MI issued this flash flood warning at Jul 22, 2008, 4:06 PM EDT for Gladwin County, Michigan. It was in force for 114 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 22, 2008, 4:06 PM EDT (20:06 UTC)
Expired
Jul 22, 2008, 6:00 PM EDT
In force
114 min
Issued by
NWS Gaylord, MI
Area
Storm-based polygon
Flood severity
None

County Gladwin County, MI

The radar

The NCL Michigan radar (KAPX), 95 km from the middle of the area, began a volume at 20:07 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, 8.1 hours before the alert went out and 171 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 2008-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 292 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 2008-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.1939587897Sfc1 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
292 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
817 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
51 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 222006
FFWAPX
MIC051-222200-
/O.NEW.KAPX.FF.W.0013.080722T2006Z-080722T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
406 PM EDT TUE JUL 22 2008

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

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

* UNTIL 600 PM EDT

* AT 359 PM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH   
  FLOODING FROM EARLIER THUNDERSTORM OVER NORTHERN GLADWIN COUNTY.
  EARLIER...FLOODING WAS REPORTED ON SUGAR RIVER ROAD WEST OF 
  LEATONVILLE ROAD. LOCAL ROAD COMMISSIONS HAVE REPORTED THAT SEVERAL
  ROADS HAVE WASHED OUT OVER THE LAST HOUR...ESPECIALLY IN BUTMAN
  TOWNSHIP.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO   
  BOWMANVILLE AND SUGAR SPRINGS.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

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 4401 8455 4417 8462 4417 8418 4402 8429

$$


JZ
3 follow-up statements
000
WGUS73 KAPX 222038
FFSAPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
438 PM EDT TUE JUL 22 2008

MIC051-222200-
/O.CON.KAPX.FF.W.0013.000000T0000Z-080722T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GLADWIN MI-
438 PM EDT TUE JUL 22 2008

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM EDT FOR
GLADWIN COUNTY...

AT 432 PM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH 
FLOODING IN NORTHERN GLADWIN COUNTY. SEVERAL REPORTS OF WASHOUTS 
WERE RECEIVED. EARLIER IN THE AFTERNOON...SUGAR RIVER ROAD WAS 
FLOODED JUST WEST OF LEATONVILLE ROAD.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BOWMANVILLE 
AND SUGAR SPRINGS.

DOPPLER RADAR RAINFALL ESTIMATES BETWEEN 2 AND 4 INCHES HAVE FALLEN 
IN MUCH OF BUTMAN TOWNSHIP BETWEEN 1 AND 3 PM. FLOODING IS BELIEVED 
TO BE ONGOING ON SOME RIVERS AND STREAMS IN THE AREA. IN 
PARTICULAR...HIGH WATER IS POSSIBLE ON THE SUGAR RIVER AND ON THE 
WEST BRANCH OF THE TITTABAWASSEE 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 4401 8455 4417 8462 4417 8418 4402 8429

$$


JZ
000
WGUS73 KAPX 222112
FFSAPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
512 PM EDT TUE JUL 22 2008

MIC051-222200-
/O.CON.KAPX.FF.W.0013.000000T0000Z-080722T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GLADWIN MI-
512 PM EDT TUE JUL 22 2008

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM EDT FOR
GLADWIN COUNTY...

AT 510 PM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH 
FLOODING IN NORTHERN GLADWIN COUNTY. SEVERAL REPORTS OF WASHOUTS 
WERE RECEIVED. EARLIER IN THE AFTERNOON...SUGAR RIVER ROAD WAS 
FLOODED JUST WEST OF LEATONVILLE ROAD.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BOWMANVILLE 
AND SUGAR SPRINGS.

DOPPLER RADAR RAINFALL ESTIMATES BETWEEN 2 AND 4 INCHES HAVE FALLEN 
IN MUCH OF BUTMAN TOWNSHIP BETWEEN 1 AND 3 PM. FLOODING IS BELIEVED 
TO BE ONGOING ON SOME RIVERS AND STREAMS IN THE AREA. IN 
PARTICULAR...HIGH WATER IS POSSIBLE ON THE SUGAR RIVER AND ON THE 
WEST BRANCH OF THE TITTABAWASSEE RIVER.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
GAYLORD.

LAT...LON 4401 8455 4417 8462 4417 8418 4402 8429

$$


JZ
000
WGUS73 KAPX 222203
FFSAPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
603 PM EDT TUE JUL 22 2008

MIC051-222208-
/O.EXP.KAPX.FF.W.0013.000000T0000Z-080722T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GLADWIN MI-
603 PM EDT TUE JUL 22 2008

...THE FLASH FLOOD WARNING EXPIRED AT 600 PM EDT FOR GLADWIN 
COUNTY...

LOCAL LAW ENFORCEMENT REPORTS THAT FLOODING IN THE NORTH END OF 
GLADWIN COUNTY HAS RECEDED IN MOST PLACES LATE THIS AFTERNOON. THUS 
THE FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE.

FLASH FLOODING DEVELOPED AFTER 215 PM THIS AFTERNOON...AS BUTMAN 
TOWNSHIP PICKED UP 2 TO 4 INCHES OF RAIN BETWEEN 1 AND 3 PM. 
SUBSTANTIAL ROADBED EROSION IMPACTED HOCKADAY ROAD...RITCHIE 
ROAD...CEMETERY ROAD...AND BUTMAN ROAD. 

NO ROADS IN THE AREA ARE KNOWN TO BE FULLY CLOSED AT THIS TIME...BUT 
SOME LANES ARE RESTRICTED DUE TO ROADBED EROSION. TRAVELERS SHOULD 
OBEY ALL POSTED BARRICADES...AND USE EXTRA CAUTION WHEN TRAVELING AT 
NIGHT...WHEN IT MAY BE DIFFICULT TO SEE ERODED ROADWAYS AND 
SHOULDERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATEST
WEATHER INFORMATION.

LAT...LON 4401 8455 4417 8462 4417 8418 4402 8429

$$


JZ

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.