Alert archive / Minnesota / Flash Flood Watches in 2019

Flash Flood Watch 2, NWS Twin Cities, MN

July 1, 2019Eau Claire County, Pepin County, Pierce County, Wisconsin; 17 counties in Minnesota

NWS Twin Cities, MN issued this flash flood watch at Jul 1, 2019, 1:34 PM CDT for Eau Claire County, Pepin County, Pierce County, Wisconsin; 17 counties in Minnesota. It took effect at Jul 1, 2019, 4:00 PM CDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jul 1, 2019, 1:34 PM CDT (18:34 UTC)
In effect from
Jul 1, 2019, 4:00 PM CDT
Expired
Jul 1, 2019, 8:14 PM CDT
In force
4 hr
Issued by
NWS Twin Cities, MN
Flood severity
None

Counties Blue Earth County, MN, Brown County, MN, Dakota County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Le Sueur County, MN, Martin County, MN, Nicollet County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sibley County, MN, Steele County, MN, Waseca County, MN, Watonwan County, MN, Eau Claire County, WI, Pepin County, WI, Pierce County, WI

The radar

The Minneapolis radar (KMPX), 63 km from the middle of the area, began a volume at 18:36 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

Aberdeen, SD (KABR), launched 12:00Z, 6.6 hours before the alert went out and 382 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 2019-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2019-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -73 square meters per square second.193958Sfc1 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
982 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
-73 m²/s²
0-3 km storm-relative helicity
-90 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

774 
WGUS63 KMPX 011834
FFAMPX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Twin Cities/Chanhassen MN
134 PM CDT Mon Jul 1 2019

...ANOTHER ROUND OF HEAVY RAIN THIS AFTERNOON AND EVENING...

.Thunderstorms are expected to develop and train along a front
stalled out near the I-90 corridor. Rainfall amounts through
tonight are expected to range from 1 to 3 inches, with amounts
near 5 inches possible in the watch area. The watch is in effect 
for locations along and south of a line from Redwood Falls, to 
Belle Plaine, to Hastings in Minnesota and over to Eau Claire, WI.

MNZ065-067-069-070-073>078-082>085-091>093-020245-
/O.NEW.KMPX.FF.A.0002.190701T2100Z-190702T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Renville-Sibley-Scott-Dakota-Redwood-Brown-Nicollet-Le Sueur-Rice-
Goodhue-Watonwan-Blue Earth-Waseca-Steele-Martin-Faribault-
Freeborn-
Including the cities of Olivia, Gaylord, Shakopee, Hastings, 
Redwood Falls, New Ulm, St Peter, Le Sueur, Faribault, Red Wing, 
St James, Mankato, Waseca, Owatonna, Fairmont, Blue Earth, 
and Albert Lea
134 PM CDT Mon Jul 1 2019

...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...

The National Weather Service in Twin Cities/Chanhassen has issued
a

* Flash Flood Watch for portions of southern Minnesota, including
  the following counties, Renville, Sibley, Dakota, Scott, Blue
  Earth, Brown, Faribault, Freeborn, Le Sueur, Martin, Nicollet,
  Rice, Steele, Waseca, Watonwan, Goodhue, and Redwood. 

* Through late tonight

* Thunderstorms with heavy rainfall. 1 to 3 inches of rain
  expected, with isolated amounts near 5 inches possible

* Flash flooding is possible along area streams, as well as in
  urban and low-lying areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

WIZ024-026-028-020245-
/O.NEW.KMPX.FF.A.0002.190702T0000Z-190702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pierce-Pepin-Eau Claire-
Including the cities of River Falls, Prescott, Durand, 
and Eau Claire
134 PM CDT Mon Jul 1 2019

...FLASH FLOOD WATCH IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH
TUESDAY MORNING...

The National Weather Service in Twin Cities/Chanhassen has issued
a

* Flash Flood Watch for a portion of west central Wisconsin,
  including the following counties, Eau Claire, Pepin, and 
  Pierce.
  

* From 7 PM CDT this evening through Tuesday morning

* Thunderstorms with heavy rainfall. 1 to 3 inches of rain
  expected, with isolated amounts near 5 inches possible

* Flash flooding is possible along area streams, as well as in
  urban and low-lying areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$
2 follow-up statements
130 
WGUS63 KMPX 020001
FFAMPX

Flood Watch
National Weather Service Twin Cities/Chanhassen MN
701 PM CDT Mon Jul 1 2019

...ANOTHER ROUND OF HEAVY RAIN THIS EVENING...

.Thunderstorms will continue this evening and may train across 
southern Minnesota. Rainfall amounts through tonight are expected
to range from 1 to 3 inches, with higher totals not out of the
question. The watch is in effect for locations along and south of
a line from Saint James to Mankato and Owatonna. 

MNZ065-067-069-070-073>078-020115-
/O.CAN.KMPX.FF.A.0002.000000T0000Z-190702T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Renville-Sibley-Scott-Dakota-Redwood-Brown-Nicollet-Le Sueur-Rice-
Goodhue-
Including the cities of Olivia, Gaylord, Shakopee, Hastings, 
Redwood Falls, New Ulm, St Peter, Le Sueur, Faribault, 
and Red Wing
701 PM CDT Mon Jul 1 2019

...FLASH FLOOD WATCH IS CANCELLED...

The Flash Flood Watch for portions of central Minnesota, east
central Minnesota, south central Minnesota, southeast Minnesota,
and southwest Minnesota has been cancelled. 

$$

WIZ024-026-028-020115-
/O.CAN.KMPX.FF.A.0002.000000T0000Z-190702T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Pierce-Pepin-Eau Claire-
Including the cities of River Falls, Prescott, Durand, 
and Eau Claire
701 PM CDT Mon Jul 1 2019

...FLASH FLOOD WATCH IS CANCELLED...

The Flash Flood Watch for a portion of west central Wisconsin has
been cancelled. 

$$

MNZ082>085-091>093-020815-
/O.CON.KMPX.FF.A.0002.000000T0000Z-190702T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Watonwan-Blue Earth-Waseca-Steele-Martin-Faribault-Freeborn-
Including the cities of St James, Mankato, Waseca, Owatonna, 
Fairmont, Blue Earth, and Albert Lea
701 PM CDT Mon Jul 1 2019

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 4 AM CDT TUESDAY...

The Flash Flood Watch continues for

* A portion of south central Minnesota, including the following 
  areas, Blue Earth, Faribault, Freeborn, Martin, Steele, 
  Waseca, and Watonwan. 

* Until 4 AM CDT Tuesday.

* Thunderstorms with heavy rainfall. 1 to 3 inches of rain
  expected, with localized higher amounts possible.

* Flash flooding is possible along area streams, as well as in 
  urban and low-lying areas. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

Borghoff
228 
WGUS63 KMPX 020114
FFAMPX

Flood Watch
National Weather Service Twin Cities/Chanhassen MN
814 PM CDT Mon Jul 1 2019

...HEAVY RAIN AND FLOOD THREAT DECREASING...

.Thunderstorm activity has decreased significantly this evening and
is not expected to reintensify overnight. Therefore, the flood
threat has diminished and the Flash Flood Watch is cancelled.

MNZ082>085-091>093-020215-
/O.CAN.KMPX.FF.A.0002.000000T0000Z-190702T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Watonwan-Blue Earth-Waseca-Steele-Martin-Faribault-Freeborn-
Including the cities of St James, Mankato, Waseca, Owatonna, 
Fairmont, Blue Earth, and Albert Lea
814 PM CDT Mon Jul 1 2019

...FLASH FLOOD WATCH IS CANCELLED...

The Flash Flood Watch for a portion of south central Minnesota
has been cancelled. 

$$

Borghoff

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 12:42 AM CDTSevere Thunderstorm WarningMPXPierce33 min
Jul 1, 1:56 AM CDTFlash Flood WatchMPXPepin, Pierce7 hr
Jun 30, 7:58 PM CDTSevere Thunderstorm WarningMPXRedwood, Renville, Yellow Medicine31 min
Jun 30, 10:17 PM CDTSpecial Weather StatementMPXRedwood, Renville43 min
Jun 30, 10:29 PM CDTSevere Thunderstorm WarningMPXRedwood, Renville46 min
Jun 30, 10:50 PM CDTSevere Thunderstorm WarningMPXBrown, McLeod, Nicollet, Renville, Sibley40 min
Jun 30, 10:56 PM CDTTornado WarningMPXMcLeod, Renville, Sibley34 min
Jun 30, 11:29 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Sibley46 min
Jun 30, 11:54 PM CDTSevere Thunderstorm WarningMPXHennepin, Scott32 min
Jul 1, 12:22 AM CDTSpecial Weather StatementMPXDakota, Goodhue, Ramsey, Rice, Washington38 min
Jul 1, 2:10 AM CDTSpecial Weather StatementMPXRenville, Yellow Medicine3 hr
Jul 1, 2:42 AM CDTSevere Thunderstorm WarningMPXRedwood, Renville, Yellow Medicine33 min
Jul 1, 3:55 AM CDTSpecial Weather StatementMPXBrown, Nicollet, Sibley50 min
Jul 1, 4:37 AM CDTFlash Flood WarningMPXRedwood, Renville, Yellow Medicine3 hr
Jul 1, 6:56 AM CDTSpecial Weather StatementMPXMorrison2 hr
Jul 1, 7:01 AM CDTRiver Flood WarningMPXRenville24 days
Jul 1, 7:31 AM CDTAreal Flood WarningMPXBrown, Redwood, Renville, Sibley, Yellow Medicine9 hr
Jul 1, 9:41 AM CDTRiver Flood WarningMPXBrown7 days
Jul 1, 9:41 AM CDTRiver Flood WarningMPXBrown6 days
Jul 1, 9:41 AM CDTRiver Flood WarningMPXChippewa, Lac qui Parle, Yellow Medicine24 days
Jul 1, 9:41 AM CDTRiver Flood WarningMPXRedwood21 days
Jul 1, 3:27 PM CDTSevere Thunderstorm WarningMPXWatonwan50 min
Jul 1, 3:30 PM CDTSpecial Weather StatementMPXWaseca30 min
Jul 1, 3:36 PM CDTSevere Thunderstorm WarningMPXFaribault, Freeborn54 min
Jul 1, 4:09 PM CDTTornado WarningMPXFreeborn36 min
Jul 1, 4:16 PM CDTSpecial Weather StatementMPXBlue Earth, Martin29 min
Jul 1, 4:21 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Nicollet39 min
Jul 1, 4:45 PM CDTTornado WarningMPXFreeborn45 min
Jul 1, 5:04 PM CDTSevere Thunderstorm WarningMPXFaribault, Freeborn, Steele, Waseca45 min

Nearby

Flash Flood Watches in Minnesota, 2019Flash Flood Watches in Wisconsin, 2019Every flash flood watch in 2019

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.