Alert archive / Minnesota / Flash Flood Warnings in 2014

Flash Flood Warning 2, NWS Twin Cities, MN

May 31, 2014Morrison County, Stearns County, Todd County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at May 31, 2014, 6:05 PM CDT for Morrison County, Stearns County, Todd County, Minnesota. It was in force for 6 hr. 3 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
May 31, 2014, 6:05 PM CDT (23:05 UTC)
Expired
Jun 1, 2014, 12:00 AM CDT
In force
6 hr
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Flood severity
None

Counties Morrison County, MN, Stearns County, MN, Todd County, MN

The radar

The Minneapolis radar (KMPX), 136 km from the middle of the area, began a volume at 23:04 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
May 31, 7:30 PM CDTFLASH FLOOD3 W Melrose, MNWATER FLOWING OVER COUNTY ROAD 4 NEAR THE SAUK RIVER.
May 31, 8:01 PM CDTFLASH FLOOD5 Wnw Meire Grove, MNFLOODING WAS REPORTED ALONG US-71 SOUTH OF SAUK CENTRE. TO THIS POINT THE ROAD REMAINS OPEN.
May 31, 8:53 PM CDTHEAVY RAIN 4.433 Sse Sauk Centre, MN24 HOUR TOTAL AT THE SAUK CENTRE MUNICIPAL AIRPORT.

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

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.1 hours before the alert went out and 134 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 12:00Z on 2014-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 532 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, Minneapolis, MN at 12:00Z on 2014-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -122 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
532 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
1106 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-122 m²/s²
0-3 km storm-relative helicity
-84 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.

499 
WGUS53 KMPX 312305
FFWMPX
MNC097-145-153-010500-
/O.NEW.KMPX.FF.W.0002.140531T2305Z-140601T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
605 PM CDT SAT MAY 31 2014

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN TODD COUNTY IN CENTRAL MINNESOTA...
  SOUTHWESTERN MORRISON COUNTY IN CENTRAL MINNESOTA...
  WESTERN STEARNS COUNTY IN CENTRAL MINNESOTA...

* UNTIL MIDNIGHT CDT

* AT 600 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE   
  WARNED AREA. THIS AREA RECEIVED 3 TO 6 INCHES OF RAIN THIS MORNING...
  AND CURRENT ROUND OF STORMS WILL PRODUCE ANOTHER 1 TO 3 INCHES  
  THROUGH THE NEXT 2 TO 3 HOURS. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...LONG
  PRAIRIE AND SAUK CENTRE.

MANY AREAS OF NORTHERN STEARNS COUNTY HAD FLOODING WITH RAINFALL THIS 
MORNING...AND SOILS REMAIN SATURATED WITH THIS ADDITIONAL RAINFALL GOING
STRAIGHT TO RUNOFF. THIS WILL LIKELY LEAD TO FURTHER FLASH FLOODING OF 
WATER IN LOW LYING AREAS AND RISES ON AREA CREEKS AND STREAMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 4592 9429 4542 9483 4544 9510 4552 9514
      4567 9514 4608 9481

$$

MPG
2 follow-up statements
490 
WGUS73 KMPX 010252
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
952 PM CDT SAT MAY 31 2014

MNC097-145-153-010500-
/O.CON.KMPX.FF.W.0002.000000T0000Z-140601T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORRISON MN-STEARNS MN-TODD MN-
952 PM CDT SAT MAY 31 2014

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHEASTERN TODD...
WESTERN STEARNS AND SOUTHWESTERN MORRISON COUNTIES UNTIL MIDNIGHT
CDT...

AT 951 PM CDT...WHILE THE RAIN HAS SLOWED CONSIDERABLY...NATIONAL 
WEATHER SERVICE DOPPLER RADAR INDICATES 5 TO 8 INCHES OF RAIN HAVE 
FALLEN TODAY ACROSS THE WARNED AREA. ANY FLOODED AREAS MAY BE SLOW 
TO RECEDE TONIGHT.

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 4592 9429 4542 9483 4544 9510 4552 9514
      4567 9514 4608 9481

$$

BORGHOFF
949 
WGUS73 KMPX 010456
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1156 PM CDT SAT MAY 31 2014

MNC097-145-153-010507-
/O.EXP.KMPX.FF.W.0002.000000T0000Z-140601T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORRISON MN-STEARNS MN-TODD MN-
1156 PM CDT SAT MAY 31 2014

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHEASTERN
TODD...WESTERN STEARNS AND SOUTHWESTERN MORRISON COUNTIES WILL BE
ALLOWED TO EXPIRE AT MIDNIGHT CDT...

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.

ALTHOUGH THE FLOODING HAS ENDED...SEVERAL COUNTY ROADS IN THE WARNED 
AREA HAVE DEBRIS ON THEM AND SOME ARE CLOSED DUE TO THE DEBRIS. SOME 
OF THESE COUNTY ROADS WERE IN SAUK CENTER TOWNSHIP...GROVE TOWNSHIP 
AND GETTY TOWNSHIP IN STEARNS COUNTY. IN ADDITION...COUNTY ROADS HAD 
DEBRIS ON THEM IN SOUTHERN TODD COUNTY. PLEASE BE AWARE THAT SOME OF 
THE ROADS WILL BE CLOSED UNTIL FURTHER NOTICE. PLEASE CONTACT THE 
LOCAL HIGHWAY DEPARTMENT FOR MORE INFORMATION. 

LAT...LON 4592 9429 4542 9483 4544 9510 4552 9514
      4567 9514 4608 9481

$$

JLT

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 7:19 AM CDTSpecial Weather StatementMPXBenton, Morrison, Pope, Stearns, Todd116 min
May 31, 7:33 AM CDTFlash Flood WarningMPXMorrison, Stearns4 hr
May 31, 2:05 PM CDTFlash Flood WatchMPXAnoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more37 hr

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.