Alert archive / Minnesota / River Flood Warnings in 2020

River Flood Warning 28, NWS Twin Cities, MN

May 18, 2020Brown County, Minnesota

NWS Twin Cities, MN issued this river flood warning at May 18, 2020, 9:16 AM CDT for Brown County, Minnesota. It took effect at May 19, 2020, 11:00 AM CDT. It was in force for 3 days.

The area

The outline as issued.

The facts

Issued
May 18, 2020, 9:16 AM CDT (14:16 UTC)
In effect from
May 19, 2020, 11:00 AM CDT
Expired
May 22, 2020, 3:00 PM CDT
In force
3 days
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Flood severity
Minor

County Brown County, MN

The river

Written for the forecast point Cottonwood River (MN) at New Ulm (NWUM5). The gauge peaked at 10.69 ft at May 19, 2020, 9:00 AM CDT.

actionminormoderate6810121405/1805/1905/2005/2105/2205/23
Action stage
9 ft
Minor stage
11 ft
Moderate stage
13 ft
Major stage
16 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05317000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted.

957 
WGUS43 KMPX 181416
FLWMPX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Twin Cities/Chanhassen MN
ISSUED BY NATIONAL WEATHER SERVICE DULUTH MN
916 AM CDT Mon May 18 2020

...The National Weather Service in Duluth has issued a flood warning 
for the following rivers in Minnesota... 

  Cottonwood River at New Ulm affecting Brown County


.This river forecast is based on observed precipitation of 2 to 3 
inches over the past 48 hours. Heavy rains could cause river levels
to rise even higher than predicted. The National Weather Service will
monitor this developing situation and issue followup statements as 
conditions or forecasts change.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive cars through flooded areas.  Turn Around...Don't Drown. 

Stay tuned to NOAA Weather Radio or your local radio or TV station 
for the latest information concerning this flood event.

&&

MNC015-192016-
/O.NEW.KMPX.FL.W.0028.200519T1800Z-200522T2000Z/
/NWUM5.1.ER.200519T1800Z.200520T1800Z.200522T0200Z.NO/
916 AM CDT Mon May 18 2020

The National Weather Service in Duluth has issued a 

* Flood Warning for 
  The Cottonwood River at New Ulm.
* from Tuesday afternoon to Friday afternoon.
* At  8:00 AM Monday the stage was 9.5 feet.
* Minor flooding is forecast.
* Flood stage is 11.0 feet.
* Forecast...Rise above flood stage by tomorrow early afternoon and 
  continue to rise to near 11.5 feet by Wednesday early afternoon. 
  The river will fall below flood stage by Thursday before midnight.
* Impact...At 11.0 feet...Flood waters begin to impact low lying 
  areas...and some roads along the river.

&&
 
LAT...LON 4433 9448 4427 9441 4422 9470 4430 9470

$$

Huyck
2 follow-up statements
662 
WGUS83 KMPX 190707
FLSMPX
Flood Statement
National Weather Service Twin Cities/Chanhassen MN
207 AM CDT Tue May 19 2020

...The flood warning continues for the following rivers in 
Minnesota...
 
  Cottonwood River at New Ulm affecting Brown County 
  Cottonwood River Above Springfield  affecting Brown County 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive cars through flooded areas.  Turn Around...Don't Drown. 

Stay tuned to NOAA Weather Radio or your local radio or TV station 
for the latest information concerning this flood event.

&&

MNC015-201306-
/O.EXT.KMPX.FL.W.0028.200519T1600Z-200522T0200Z/
/NWUM5.1.ER.200519T1600Z.200520T1200Z.200521T0800Z.NO/
207 AM CDT Tue May 19 2020

...Flood Warning now expected to end Thursday evening...The Flood 
Warning continues for
  The Cottonwood River at New Ulm.
* from this morning to Thursday evening.
* At 100 AM Tuesday, the stage was 10.5 feet.
* Minor flooding is forecast.
* Flood stage is 11.0 feet.
* Forecast...Rise above flood stage by late this morning and continue
  to rise to near 11.5 feet by tomorrow morning.the river will fall 
  below flood stage by Thursday morning.
* Impact...At 11.0 feet...Flood waters begin to impact low lying 
  areas...and some roads along the river.

&&
 
LAT...LON 4433 9448 4427 9441 4422 9470 4430 9470

$$

MNC015-201306-
/O.EXT.KMPX.FL.W.0027.000000T0000Z-200521T0224Z/
/SPFM5.1.ER.200519T0848Z.200519T1800Z.200520T0824Z.NO/
207 AM CDT Tue May 19 2020

...Flood Warning now expected to end Wednesday evening...The Flood 
Warning continues for
  The Cottonwood River Above Springfield .
* until Wednesday evening.
* At 130 AM Tuesday, the stage was 21.6 feet.
* Minor flooding is forecast.
* Flood stage is 22.0 feet.
* Forecast...Rise above flood stage by early this morning and 
  continue to rise to near 22.6 feet by this afternoon.the river will
  fall below flood stage by early tomorrow.

&&
 
LAT...LON 4421 9510 4425 9497 4425 9490 4421 9490 4417 9510

$$
989 
WGUS83 KMPX 191520
FLSMPX
Flood Statement
National Weather Service Twin Cities/Chanhassen MN
1020 AM CDT Tue May 19 2020

...The flood warning is cancelled for the following rivers in 
Minnesota...
 
  Cottonwood River at New Ulm affecting Brown County
  Cottonwood River Above Springfield  affecting Brown County

.Overview...The rivers are cresting just below minor flood stage.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive cars through flooded areas.  Turn Around...Don't Drown. 

Stay tuned to NOAA Weather Radio or your local radio or TV station 
for the latest information concerning this flood event.

&&

MNC015-191550-
/O.CAN.KMPX.FL.W.0028.000000T0000Z-200522T0200Z/
/NWUM5.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1020 AM CDT Tue May 19 2020

The Flood Warning is cancelled for
  The Cottonwood River at New Ulm.
* At 10:00 AM Tuesday the stage was 10.6 feet.
* Flood stage is 11.0 feet.
* Forecast...The river will crest below flood stage at 10.9 feet this
  evening.
* Impact...At 11.0 feet...Flood waters begin to impact low lying 
  areas...and some roads along the river.

&&
 
LAT...LON 4433 9448 4427 9441 4422 9470 4430 9470

$$

MNC015-191550-
/O.CAN.KMPX.FL.W.0027.000000T0000Z-200521T0224Z/
/SPFM5.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1020 AM CDT Tue May 19 2020

The Flood Warning is cancelled for
  The Cottonwood River Above Springfield .
* At 9:30 AM Tuesday the stage was 21.4 feet.
* Flood stage is 22.0 feet.
* Forecast...The river crested below flood stage at 21.6 feet. The 
  river will fall to 20.6 feet by tomorrow morning.

&&
 
LAT...LON 4421 9510 4425 9497 4425 9490 4421 9490 4417 9510

$$

CEO

The office that day

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

IssuedProductOfficeCountiesLasted
May 18, 6:47 PM CDTAreal Flood WarningMPXSibley24 hr

Nearby

River Flood Warnings in Minnesota, 2020Every river flood warning in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the gauge from the NWS water service and the USGS.