Alert archive / Minnesota / Flash Flood Warnings in 2014

Flash Flood Warning 13, NWS Twin Cities, MN

June 19, 2014Hennepin County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at Jun 19, 2014, 7:06 AM CDT for Hennepin County, Minnesota. It was in force for 6 hr. 2 reports 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 19, 2014, 7:06 AM CDT (12:06 UTC)
Expired
Jun 19, 2014, 1:00 PM CDT
In force
6 hr
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Flood severity
None

County Hennepin County, MN

The radar

The Minneapolis radar (KMPX), 21 km from the middle of the area, began a volume at 12:06 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 19, 10:58 AM CDTHEAVY RAIN 5.12Minnetonka, MN24 HOUR PRECIPITATION MEASURED ONE MILE WEST OF THE GLEN LAKES AREA.
Jun 19, 12:09 PM CDTHEAVY RAIN 5.122 S The Lake Minnetonk, MN

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

The nearest sounding before it

Aberdeen, SD (KABR), launched 12:00Z, 0.1 hours before the alert went out and 400 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, Aberdeen, SD at 12:00Z on 2014-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 49 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, Aberdeen, SD at 12:00Z on 2014-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 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
49 J/kg
Mixed-layer CIN
-189 J/kg
Mixed-layer LCL
836 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
2 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.

016 
WGUS53 KMPX 191206
FFWMPX
MNC053-191800-
/O.NEW.KMPX.FF.W.0013.140619T1206Z-140619T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
706 AM CDT THU JUN 19 2014

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTH CENTRAL HENNEPIN COUNTY IN EAST CENTRAL MINNESOTA...

* UNTIL 100 PM CDT

* AT 702 AM CDT...THUNDERSTORMS  WITH VERY HEAVY RAINFALL ACROSS THE 
  WARNED AREA. 2 TO 4 INCHES OF RAIN HAS FALLEN OVER MINNEHAHA CREEK 
  AND HAS CAUSED WATER LEVELS TO RISE QUICKLY.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...     
  EDINA...MINNETONKA AND SOUTH MINNEAPOLIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

FLOOD WATERS ARE MOVING DOWN MINNEHAHA CREEK FROM LAKE MINNETONKA TO 
THE MISSISSIPPI RIVER.

&&

LAT...LON 4494 9321 4489 9320 4489 9321 4489 9322
      4489 9339 4490 9357 4494 9353 4493 9335

$$

FRANKS
1 follow-up statement
583 
WGUS73 KMPX 191652
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1152 AM CDT THU JUN 19 2014

MNC053-191800-
/O.CON.KMPX.FF.W.0013.000000T0000Z-140619T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HENNEPIN MN-
1152 AM CDT THU JUN 19 2014

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL HENNEPIN
COUNTY UNTIL 100 PM CDT...

AT 1151 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 
BETWEEN 2 AND 5 INCHES OF RAIN FELL ACROSS THE AREA OVERIGHT AND 
THIS MORNING. ADDITIONAL RAINFALL IS EXPECTED LATER TODAY... SO 
REMAIN AWARE FOR THE POSSIBILITY OF ADDITIONAL WARNINGS AFTER 
CURRENT WARNINGS EXPIRE.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CONTINUE TO CAUSE FLASH 
FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING 
INCLUDE...MINNETONKA AND SOUTH MINNEAPOLIS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 4494 9321 4489 9320 4489 9321 4489 9322
      4489 9339 4490 9357 4494 9353 4493 9335

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 9:22 PM CDTSpecial Weather StatementMPXRedwood38 min
Jun 18, 9:36 PM CDTTornado WarningMPXRedwood, Yellow Medicine39 min
Jun 18, 10:10 PM CDTSpecial Weather StatementMPXBrown50 min
Jun 18, 10:20 PM CDTSevere Thunderstorm WarningMPXBrown, Redwood40 min
Jun 18, 10:40 PM CDTSevere Thunderstorm WarningMPXChippewa, Renville, Yellow Medicine35 min
Jun 18, 10:44 PM CDTFlash Flood WarningMPXYellow Medicine8 hr
Jun 18, 10:45 PM CDTTornado WarningMPXRedwood, Yellow Medicine30 min
Jun 18, 11:10 PM CDTSevere Thunderstorm WarningMPXRedwood, Renville, Yellow Medicine50 min
Jun 18, 11:21 PM CDTSpecial Weather StatementMPXLac qui Parle54 min
Jun 18, 11:34 PM CDTRiver Flood WarningMPXCarver12 days
Jun 18, 11:38 PM CDTSpecial Weather StatementMPXBrown52 min
Jun 18, 11:47 PM CDTFlash Flood WarningMPXRedwood4 hr
Jun 19, 1:05 AM CDTSevere Thunderstorm WarningMPXMcLeod, Sibley55 min
Jun 19, 3:28 AM CDTSpecial Weather StatementMPXCarver, Hennepin, Ramsey, Washington2 hr
Jun 19, 6:07 AM CDTSpecial Weather StatementMPXCarver, Hennepin, Ramsey, Scott113 min
Jun 19, 6:32 AM CDTSpecial Weather StatementMPXRenville43 min
Jun 19, 7:35 AM CDTAreal Flood WarningMPXBrown, Carver, Chippewa, Le Sueur, McLeod, Nicollet and 6 more3 days
Jun 19, 7:50 AM CDTSpecial Weather StatementMPXLac qui Parle70 min
Jun 19, 7:56 AM CDTRiver Flood WarningMPXScott3 days
Jun 19, 8:07 AM CDTSevere Thunderstorm WarningMPXLac qui Parle53 min
Jun 19, 8:21 AM CDTSpecial Weather StatementMPXSwift54 min
Jun 19, 8:45 AM CDTAreal Flood WarningMPXAnoka, Carver, Chisago, Dakota, Goodhue, Hennepin and 4 more3 days
Jun 19, 9:06 AM CDTAreal Flood WarningMPXMcLeod, Nicollet, Sibley6 hr
Jun 19, 9:08 AM CDTFlash Flood WarningMPXMcLeod, Nicollet, Sibley6 hr
Jun 19, 9:35 AM CDTFlash Flood WarningMPXCarver, Le Sueur, Scott, Sibley6 hr
Jun 19, 9:53 AM CDTFlash Flood WarningMPXDakota, Hennepin, Ramsey4 hr
Jun 19, 10:22 AM CDTFlash Flood WarningMPXCarver, Hennepin, Ramsey4 hr
Jun 19, 10:45 AM CDTSpecial Weather StatementMPXAnoka, Brown, Carver, Chippewa, Chisago, Dakota and 16 more2 hr
Jun 19, 11:47 AM CDTRiver Flood WarningMPXWright11 days
Jun 19, 12:07 PM CDTRiver Flood WarningMPXDakota, Ramsey, Washington16 days
Jun 19, 12:07 PM CDTRiver Flood WarningMPXDakota, Washington17 days
Jun 19, 12:07 PM CDTRiver Flood WarningMPXGoodhue14 days
Jun 19, 12:07 PM CDTRiver Flood WarningMPXGoodhue14 days
Jun 19, 12:11 PM CDTRiver Flood WarningMPXWashington11 days
Jun 19, 2:00 PM CDTSpecial Weather StatementMPXBrown, Martin, Watonwan60 min
Jun 19, 4:10 PM CDTTornado Warning Tornado observedMPXPope, Swift35 min
Jun 19, 4:15 PM CDTTornado Warning Tornado observedMPXDouglas, Pope, Stevens45 min
Jun 19, 4:40 PM CDTTornado Warning Tornado observedMPXChippewa, Renville35 min
Jun 19, 4:42 PM CDTTornado Warning Tornado observedMPXSwift48 min
Jun 19, 4:53 PM CDTTornado Warning Tornado observedMPXDouglas, Pope52 min

Nearby

Flash Flood Warnings in Minnesota, 2014Every flash flood warning in 2014

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.