Alert archive / Minnesota / Flash Flood Warnings in 2013

Flash Flood Warning 19, NWS Twin Cities, MN

June 23, 2013Wright County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at Jun 23, 2013, 6:57 AM CDT for Wright County, Minnesota. 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 23, 2013, 6:57 AM CDT (11:57 UTC)
Expired
Jun 23, 2013, 10:00 AM CDT
In force
3 hr
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Flood severity
None

County Wright County, MN

The radar

The Minneapolis radar (KMPX), 43 km from the middle of the area, began a volume at 11:57 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

Minneapolis, MN (KMPX), launched 00:00Z, 12.0 hours before the alert went out and 42 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, Minneapolis, MN at 00:00Z on 2013-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 526 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, Minneapolis, MN at 00:00Z on 2013-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 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
526 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
1124 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
212 m²/s²
Significant tornado parameter
0.3
Supercell composite
4.4

Open this sounding in Storm Lab

The text

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

551 
WGUS53 KMPX 231157
FFWMPX
MNC171-231500-
/O.NEW.KMPX.FF.W.0019.130623T1157Z-130623T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
657 AM CDT SUN JUN 23 2013

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EAST CENTRAL WRIGHT COUNTY IN CENTRAL MINNESOTA...

* UNTIL 1000 AM CDT

* AT 648 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH
  FLOODING ACROSS NORTHEASTERN WRIGHT COUNTY.
 
  HEAVY RAIN OCCURRED IN BETWEEN 5 AND 7 AM WITH THE HEAVIEST
  RAIN OCCURRING BETWEEN 5 AND 6 AM. RAINFALL AMOUNTS OF 1 TO 2.5 
  INCHES CAUSED TO STREET FLOODING AND ROAD CLOSURES IN ALBERTVILLE 
  AND ST MICHAEL.
 
* THE MAIN AREA OF RAIN HAS PUSHED EAST...SO THE FLASH FLOODING WILL 
  RECEDE THROUGH THE MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...
COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND
OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING.

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...ON FOOT OR IN A VEHICLE.

&&

LAT...LON 4529 9357 4524 9352 4521 9365 4516 9365
      4514 9369 4519 9382 4530 9376

$$

DFC
1 follow-up statement
198 
WGUS73 KMPX 231452
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
952 AM CDT SUN JUN 23 2013

MNC171-231507-
/O.EXP.KMPX.FF.W.0019.000000T0000Z-130623T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WRIGHT MN-
952 AM CDT SUN JUN 23 2013

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EAST CENTRAL WRIGHT
COUNTY WILL BE ALLOWED TO EXPIRE AT 1000 AM CDT...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. IF 
FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW 
ENFORCEMENT AGENCY.

LAT...LON 4529 9357 4524 9352 4521 9365 4516 9365
      4514 9369 4519 9382 4530 9376

$$

BORGHOFF

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 23, 12:33 AM CDTSpecial Weather StatementMPXRedwood42 min
Jun 23, 12:54 AM CDTSevere Thunderstorm WarningMPXRedwood, Renville51 min
Jun 23, 2:19 AM CDTAreal Flood WarningMPXChippewa, Lac qui Parle, Redwood, Renville, Yellow Medicine6 hr
Jun 23, 2:32 AM CDTSpecial Weather StatementMPXLac qui Parle, Yellow Medicine58 min
Jun 23, 2:39 AM CDTSpecial Weather StatementMPXRenville51 min
Jun 23, 3:11 AM CDTRiver Flood WarningMPXRedwood4 days
Jun 23, 4:16 AM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, McLeod, Scott, Sibley, Wright59 min
Jun 23, 4:41 AM CDTSevere Thunderstorm WarningMPXBlue Earth, Brown, Faribault, Le Sueur, Martin, Nicollet and 2 more49 min
Jun 23, 4:58 AM CDTAreal Flood WarningMPXCarver, McLeod, Meeker, Sibley, Wright6 hr
Jun 23, 5:47 AM CDTAreal Flood WarningMPXAnoka, Dakota, Hennepin, Ramsey, Scott, Washington3 hr
Jun 23, 6:15 AM CDTSpecial Weather StatementMPXChisago, Kanabec, Mille Lacs30 min
Jun 23, 6:16 AM CDTFlash Flood WarningMPXMcLeod3 hr
Jun 23, 10:22 AM CDTRiver Flood WatchMPXCarver11 hr
Jun 23, 10:22 AM CDTRiver Flood WatchMPXWright26 hr
Jun 23, 10:22 AM CDTRiver Flood WatchMPXHennepin, Wright26 hr

Nearby

Flash Flood Warnings in Minnesota, 2013Every flash flood warning in 2013

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.