Alert archive / Minnesota / River Flood Warnings in 2017

River Flood Warning 8, NWS Twin Cities, MN

August 18, 2017Redwood County, Minnesota

NWS Twin Cities, MN issued this river flood warning at Aug 18, 2017, 8:53 PM CDT for Redwood County, Minnesota. It took effect at Aug 19, 2017, 7:00 PM CDT. It was in force for 54 hr.

The area

The outline as issued.

The facts

Issued
Aug 18, 2017, 8:53 PM CDT (01:53 UTC)
In effect from
Aug 19, 2017, 7:00 PM CDT
Expired
Aug 22, 2017, 1:00 AM CDT
In force
54 hr
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Flood severity
Minor

County Redwood County, MN

The radar

The Minneapolis radar (KMPX), 137 km from the middle of the area, began a volume at 01:54 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 river

Written for the forecast point Redwood River at Redwood Falls (RWDM5). The gauge peaked at 5.88 ft at Aug 19, 2017, 12:00 PM CDT.

actionminormoderatemajor5101508/1908/2008/2108/2208/23
Action stage
5 ft
Minor stage
6 ft
Moderate stage
15 ft
Major stage
16 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05316500, 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.

364 
WGUS43 KMPX 190153
FLWMPX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Twin Cities/Chanhassen MN
853 PM CDT Fri Aug 18 2017

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

  Redwood River near Redwood Falls affecting Redwood County


.This river forecast is based on observed precipitation of 9.50 inches
on August 16 through August 17. In addition, the area received up to  
2.5 inches today, August 18. 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.

&&

MNC127-200753-
/O.NEW.KMPX.FL.W.0008.170820T0000Z-170822T0600Z/
/RWDM5.1.ER.170820T0000Z.170820T2100Z.170822T0600Z.NO/
853 PM CDT Fri Aug 18 2017

The National Weather Service in Chanhassen has issued a 

* Flood Warning for 
  The Redwood River near Redwood Falls.
* from Saturday evening to Tuesday evening.
* At  7:30 PM Friday the stage was 5.4 feet.
* Minor flooding is forecast.
* Flood stage is 6.0 feet.
* Forecast...Rise above flood stage by tomorrow evening and continue 
  to rise to near 6.3 feet on Sunday afternoon. The river will 
  fall below flood stage by early Tuesday morning.
* Impact...At 6.0 feet...Low lying areas, mainly farmland, and some 
  roads along the river begin to experience flooding.

&&
 
LAT...LON 4458 9514 4453 9505 4444 9539 4451 9546

$$
AMK
2 follow-up statements
737 
WGUS83 KMPX 191459
FLSMPX
Flood Statement
National Weather Service Twin Cities/Chanhassen MN
959 AM CDT Sat Aug 19 2017

...The flood warning continues for the following rivers in 
Minnesota...
 
  Redwood River near Redwood Falls affecting Redwood County 

.Overview...This river forecast is based on observed heavy rainfall of 
7 TO 10 inches from Wednesday August 16 through Thursday August 17. 
The area has received even more rainfall since Thursday. 
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.

&&

MNC127-202059-
/O.EXT.KMPX.FL.W.0008.170820T0600Z-170821T1800Z/
/RWDM5.1.ER.170820T0600Z.170820T0600Z.170821T0000Z.NO/
959 AM CDT Sat Aug 19 2017

...Flood Warning now expected to end Monday afternoon...The Flood 
Warning continues for the Redwood River near Redwood Falls.
* from late tonight to Monday afternoon.
* At 9:30 AM Saturday the stage was 5.9 feet.
* Minor flooding is forecast.
* Flood stage is 6.0 feet.
* Forecast...The river is expected to rise to flood stage after midnight 
  tonight.
* Impact...At 6.0 feet, Low lying areas, mainly farmland, and some roads 
  along the river begin to experience flooding.

&&
 
LAT...LON 4458 9514 4453 9505 4444 9539 4451 9546

$$

CARLYON
239 
WGUS83 KMPX 200100
FLSMPX
Flood Statement
National Weather Service Twin Cities/Chanhassen MN
800 PM CDT Sat Aug 19 2017

...The flood warning is cancelled for the following rivers in 
Minnesota...
 
  Redwood River near Redwood Falls affecting Redwood County

.Overview...

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.

&&

MNC127-200130-
/O.CAN.KMPX.FL.W.0008.000000T0000Z-170821T1800Z/
/RWDM5.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
800 PM CDT Sat Aug 19 2017

The Flood Warning is cancelled for
  The Redwood River near Redwood Falls.
* At  7:30 PM Saturday the stage was 5.7 feet.
* Flood stage is 6.0 feet.
* Forecast...The river will crest below flood stage at 5.9 feet by
  Monday morning.
* Impact...At 6.0 feet...Low lying areas, mainly farmland, and some 
  roads along the river begin to experience flooding.

&&
 
LAT...LON 4458 9514 4453 9505 4444 9539 4451 9546

$$
AMK

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 7:02 PM CDTSpecial Weather StatementMPXCottonwood28 min
Aug 18, 7:26 PM CDTSevere Thunderstorm WarningMPXBrown, Martin, Watonwan34 min
Aug 18, 8:30 PM CDTSpecial Weather StatementMPXMartin30 min

Nearby

River Flood Warnings in Minnesota, 2017Every river flood warning in 2017

Sources

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