Alert archive / Minnesota / Flood Watches in 2006

Flood Watch 2, NWS Twin Cities, MN

September 1, 20067 counties in Minnesota

NWS Twin Cities, MN issued this flood watch at Sep 1, 2006, 1:51 PM CDT for 7 counties in Minnesota. It took effect at Sep 1, 2006, 2:00 PM CDT. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Sep 1, 2006, 1:51 PM CDT (18:51 UTC)
In effect from
Sep 1, 2006, 2:00 PM CDT
Expired
Sep 2, 2006, 8:44 AM CDT
In force
19 hr
Issued by
NWS Twin Cities, MN
Flood severity
None

Counties Chippewa County, MN, Douglas County, MN, Lac qui Parle County, MN, Pope County, MN, Stevens County, MN, Swift County, MN, Yellow Medicine County, MN

The radar

The Minneapolis radar (KMPX), 178 km from the middle of the area, began a volume at 18:52 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 12:00Z, 6.9 hours before the alert went out and 175 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 2006-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2006-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1027 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
20 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 
WGUS63 KMPX 011851
FFAMPX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
151 PM CDT FRI SEP 1 2006

...FLOOD WATCH IN EFFECT THROUGH SATURDAY MORNING FOR WEST CENTRAL
MINNESOTA...

.A NEARLY STATIONARY FRONT WILL REMAIN ACROSS WEST CENTRAL
MINNESOTA TONIGHT AND EARLY SATURDAY. SHOWERS AND EMBEDDED
THUNDERSTORMS WILL CONTINUE TO TRAIN NORTHWARD ALONG THE FRONT
FROM CANBY TO ALEXANDRIA TONIGHT AND EARLY SATURDAY. RAIN AMOUNTS
OF UP TO 2 INCHES ARE POSSIBLE THROUGH SATURDAY MORNING.
HOWEVER...HEAVIER RAIN AMOUNTS ARE POSSIBLE IF THUNDERSTORMS
BECOME MORE WIDESPREAD. THE AREA FROM CANBY TO ALEXANDRIA HAS ALREADY
RECEIVED FROM 1 TO 3.5 INCHES OF RAIN TODAY WITH THE GROUND
BECOMING SATURATED IN MANY AREAS.

MNZ041-047-048-054>056-064-020300-
/O.NEW.KMPX.FA.A.0002.060901T1900Z-060902T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DOUGLAS-STEVENS-POPE-LAC QUI PARLE-SWIFT-CHIPPEWA-YELLOW MEDICINE-
INCLUDING THE CITIES OF...ALEXANDRIA...MORRIS...GLENWOOD...
MADISON...BENSON...MONTEVIDEO...GRANITE FALLS
151 PM CDT FRI SEP 1 2006

...FLOOD WATCH IN EFFECT THROUGH SATURDAY MORNING...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A

* FLOOD WATCH FOR A PORTION OF WEST CENTRAL MINNESOTA...
  INCLUDING THE FOLLOWING AREAS...IN WEST CENTRAL MINNESOTA...
  CHIPPEWA...DOUGLAS...LAC QUI PARLE...POPE...STEVENS...SWIFT 
  AND YELLOW MEDICINE.

* THROUGH SATURDAY MORNING

* SHOWERS AND EMBEDDED THUNDERSTORMS WILL CONTINUE TO MOVE
  NORTHWARD ACROSS WEST CENTRAL MINNESOTA TONIGHT AND EARLY
  SATURDAY. TWO INCHES OF RAIN ARE POSSIBLE TONIGHT AND EARLY
  SATURDAY FROM CANBY ON NORTHWARD TO ALEXANDRIA. HEAVIER AMOUNTS
  ARE POSSIBLE IF THUNDERSTORMS BECOME MORE WIDESPREAD.

* FLOODING WILL BE POSSIBLE ON ROADWAYS AND IN LOW LYING AREAS.
  URBAN AREAS WILL ALSO BE AT RISK FOR FLOODING...ESPECIALLY IN
  CONSTRUCTION AREAS AND UNDERPASSES.

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.

YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

$$

RAH
3 follow-up statements
000 
WGUS63 KMPX 020246
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
946 PM CDT FRI SEP 1 2006

...FLOOD WATCH IN EFFECT THROUGH SATURDAY MORNING FOR WEST
CENTRAL MINNESOTA...

.AN AREA OF RAIN WILL BE EXPANDING IN COVERAGE OVER EASTERN SOUTH
DAKOTA INTO WESTERN MINNESOTA OVERNIGHT. SOME OF THE RAIN COULD
BE HEAVY AT TIMES...WHICH COULD CAUSE LOCALIZED FLOODING OVER
AREAS THAT RECEIVED HEAVY RAIN DURING SATURDAY. ADDITIONAL
RAINFALL AMOUNTS OF AN INCH ARE POSSIBLE...WITH ISOLATED SPOTS
RECEIVING UP TO 2 INCHES. AN AREA OF LOW PRESSURE WILL BE IN PLACE
FROM IOWA INTO SOUTHWEST AND SOUTH CENTRAL MINNESOTA. THE
POTENTIAL FOR HEAVY RAIN WILL BE JUST TO THE WEST OF THE LOW
PRESSURE TROUGH...OVER WEST CENTRAL MINNESOTA.

MNZ041-047-048-054>056-064-021100-
/O.CON.KMPX.FA.A.0002.000000T0000Z-060902T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DOUGLAS-STEVENS-POPE-LAC QUI PARLE-SWIFT-CHIPPEWA-YELLOW MEDICINE-
INCLUDING THE CITIES OF...ALEXANDRIA...MORRIS...GLENWOOD...
MADISON...BENSON...MONTEVIDEO...GRANITE FALLS
946 PM CDT FRI SEP 1 2006

...FLOOD WATCH REMAINS IN EFFECT THROUGH SATURDAY MORNING...

THE FLOOD WATCH CONTINUES FOR

* A PORTION OF WEST CENTRAL MINNESOTA...INCLUDING THE FOLLOWING 
  AREAS...IN WEST CENTRAL MINNESOTA...CHIPPEWA...DOUGLAS...LAC 
  QUI PARLE...POPE...STEVENS...SWIFT AND YELLOW MEDICINE.

* THROUGH SATURDAY MORNING

* SHOWERS AND AND AN ISOLATED THUNDERSTORM WILL CONTINUE TO MOVE
  NORTHWARD ACROSS WEST CENTRAL MINNESOTA TONIGHT AND EARLY
  SATURDAY. ONE TO TWO INCHES OF RAIN ARE POSSIBLE TONIGHT AND
  EARLY SATURDAY FROM CANBY ON NORTHWARD TO ALEXANDRIA.

* FLOODING WILL BE POSSIBLE ON ROADWAYS AND IN LOW LYING AREAS. 
  URBAN AREAS WILL ALSO BE AT RISK FOR FLOODING...ESPECIALLY IN 
  CONSTRUCTION AREAS AND UNDERPASSES. 

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.

YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

$$
JPR
000 
WGUS63 KMPX 020853
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
353 AM CDT SAT SEP 2 2006

...FLOOD WATCH IN EFFECT THROUGH SATURDAY MORNING FOR WEST
CENTRAL MINNESOTA...

.AN AREA OF MODERATE TO OCCASIONALLY HEAVY RAINFALL PUSHING INTO FAR
WESTERN MINNESOTA EARLY THIS SATURDAY MORNING...HAS BEEN SHOWING
SIGNS OF DECREASING ITS EASTWARD PROGRESS ON LOOPS OF SATELLITE
IMAGERY. CONSEQUENTLY...SOME LOCALLY HEAVY RAINFALL TOTALS OF AN
INCH OR TWO CAN BE EXPECTED FROM 4 AM CDT THIS SATURDAY MORNING THROUGH
ABOUT 10 AM CDT. THE ADDITIONAL HEAVY RAINFALL MAY VERY WELL SET
OFF SOME LOCALIZED FLOODING OVER AREAS THAT RECEIVED HEAVY RAIN TOTALS
OVERNIGHT. THE RAINFALL IS BEING CAUSED BY A SLOW MOVING CUTOFF
LOW PRESSURE SYSTEM THAT IS MORE CHARACTERISTIC OF THE COLD SEASON
THAN EARLY SEPTEMBER.

MNZ041-047-048-054>056-064-021700-
/O.CON.KMPX.FA.A.0002.000000T0000Z-060902T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DOUGLAS-STEVENS-POPE-LAC QUI PARLE-SWIFT-CHIPPEWA-YELLOW MEDICINE-
INCLUDING THE CITIES OF...ALEXANDRIA...MORRIS...GLENWOOD...
MADISON...BENSON...MONTEVIDEO...GRANITE FALLS
353 AM CDT SAT SEP 2 2006

...FLOOD WATCH REMAINS IN EFFECT UNTIL NOON CDT TODAY...

THE FLOOD WATCH CONTINUES FOR

* A PORTION OF WEST CENTRAL MINNESOTA...INCLUDING THE FOLLOWING 
  AREAS...IN WEST CENTRAL MINNESOTA...CHIPPEWA...DOUGLAS...LAC 
  QUI PARLE...POPE...STEVENS...SWIFT AND YELLOW MEDICINE.

* UNTIL NOON CDT TODAY

* SHOWERS AND ISOLATED THUNDERSTORMS WILL CONTINUE TO MOVE
  NORTHWARD ACROSS WEST CENTRAL MINNESOTA THROUGH LATE MORNING.
  ONE TO TWO INCHES OF ADDITIONAL RAINFALL ARE POSSIBLE FROM 4 AM
  CDT THROUGH NOON TODAY FROM CANBY ON NORTHWARD TO ALEXANDRIA.

* FLOODING WILL BE POSSIBLE ON ROADWAYS AND IN LOW LYING AREAS. 
  URBAN AREAS WILL ALSO BE AT RISK FOR FLOODING...ESPECIALLY IN 
  CONSTRUCTION AREAS AND UNDER PASSES. 

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.

YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE
FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE
PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP.

$$
000 
WGUS63 KMPX 021344
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
844 AM CDT SAT SEP 2 2006

...THE THREAT FOR HEAVY RAIN HAS MOVED EAST OF WEST CENTRAL MINNESOTA...

.THE FLOOD WATCH FOR WEST CENTRAL MINNESOTA HAS BEEN CANCELED.
ALTHOUGH SHOWERS AND ISOLATED THUNDERSTORMS WILL STILL OCCUR OVER
WEST CENTRAL MINNESOTA TODAY...THE THREAT FOR HEAVY RAIN HAS SHIFTED
EAST OF THE AREA.

MNZ041-047-048-054>056-064-021445-
/O.CAN.KMPX.FA.A.0002.000000T0000Z-060902T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DOUGLAS-STEVENS-POPE-LAC QUI PARLE-SWIFT-CHIPPEWA-YELLOW MEDICINE-
INCLUDING THE CITIES OF...ALEXANDRIA...MORRIS...GLENWOOD...
MADISON...BENSON...MONTEVIDEO...GRANITE FALLS
844 AM CDT SAT SEP 2 2006

...FLOOD WATCH IS CANCELLED...

THE FLOOD WATCH FOR A PORTION OF WEST CENTRAL MINNESOTA HAS BEEN
CANCELED. THE THREAT FOR HEAVY RAIN HAS MOVED TO THE EAST OF THE AREA.
SHOWERS AND ISOLATED THUNDERSTORMS WILL OCCUR TODAY...BUT RAIN
AMOUNTS ACROSS WEST CENTRAL MINNESOTA WILL BE LIGHT AND ON THE
ORDER OF A HALF INCH OR LESS. 

$$

RAH

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 6:58 AM CDTFlash Flood WarningMPXChippewa, Lac qui Parle, Yellow Medicine4 hr

Nearby

Flood Watches in Minnesota, 2006Every flood watch in 2006

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.