WWA Summary for Flood Warning Issued by BIS

Flood Warning

Flood Warning
National Weather Service Aberdeen SD
118 AM CDT Thu Aug 7 2025

...The National Weather Service in Aberdeen SD has issued a Flood
Warning for the following rivers in South Dakota...

  North Fork Whetstone River near Milbank affecting Grant County.

.For sites with a river forecast, the forecast includes
precipitation through the next 24 hours. Any future precipitation
could affect the forecasts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Additional information is available at www.weather.gov/abr.

The next statement will be issued by Friday morning at 930 AM CDT.

&&

SDC051-081430-
/O.NEW.KABR.FL.W.0024.250807T0618Z-000000T0000Z/
/NWMS2.1.ER.250807T0458Z.250807T0515Z.000000T0000Z.UU/
118 AM CDT Thu Aug 7 2025

...FLOOD WARNING IN EFFECT FROM EARLY THIS MORNING UNTIL FURTHER
NOTICE...

* WHAT...Minor flooding is occurring.

* WHERE...North Fork Whetstone River near Milbank.

* WHEN...From early this morning until further notice.

* IMPACTS...At 1056.0 feet, Significant agricultural flooding begins.

* ADDITIONAL DETAILS...
  - At 12:15 AM CDT Thursday the stage was 1056.1 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 12:15 AM CDT Thursday was 1056.1 feet.
  - Flood stage is 1056.0 feet.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4528 9657 4526 9660 4532 9669 4532 9663


$$

Vipond

Flood Statement
National Weather Service Grand Forks ND
827 PM CDT Wed Aug 6 2025

...The Flood Warning is extended for the following rivers in North
Dakota...

  Maple River near Mapleton (South of I-94) affecting Cass County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Safety message - Turn around, don`t drown. Don`t travel through
flooded areas. Most flood deaths occur in vehicles.

Additional information is available at www.weather.gov.

&&

NDC017-080730-
/O.EXT.KFGF.FL.W.0005.250807T0720Z-250810T0200Z/
/MPLN8.1.ER.250807T0720Z.250808T0000Z.250808T2000Z.NO/
827 PM CDT Wed Aug 6 2025

...FLOOD WARNING NOW IN EFFECT FROM LATE TONIGHT TO LATE SATURDAY
EVENING...

* WHAT...Minor flooding is forecast.

* WHERE...Maple River near Mapleton (South of I-94).

* WHEN...From late tonight to late Saturday evening.

* IMPACTS...At 20.0 feet, Flooding begins on high ground near gage.

* ADDITIONAL DETAILS...
  - At 7:15 PM CDT Wednesday the stage was 16.2 feet.
  - Forecast...The river is expected to rise above flood stage
    just after midnight tonight to a crest of 19.4 feet tomorrow
    evening. It will then fall below flood stage Friday
    afternoon.
  - Flood stage is 18.0 feet.


&&

LAT...LON 4700 9698 4690 9691 4670 9722 4679 9732
      4694 9710


$$

Perroux

Flood Statement
National Weather Service Grand Forks ND
826 PM CDT Wed Aug 6 2025

...The Flood Warning continues for the following rivers in
Minnesota...North Dakota...

  Red River of the North at Fargo affecting Clay and Cass Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Safety message - Turn around, don`t drown. Don`t travel through
flooded areas. Most flood deaths occur in vehicles.

Additional information is available at www.weather.gov.

&&

MNC027-NDC017-080730-
/O.EXT.KFGF.FL.W.0003.250807T1500Z-250810T1500Z/
/FGON8.1.ER.250807T1500Z.250808T0600Z.250809T0900Z.NO/
826 PM CDT Wed Aug 6 2025

...FLOOD WARNING NOW IN EFFECT FROM THURSDAY MORNING TO LATE SUNDAY
MORNING...

* WHAT...Minor flooding is forecast.

* WHERE...Red River of the North at Fargo.

* WHEN...From Thursday morning to late Sunday morning.

* IMPACTS...At 18.0 feet, MINOR FLOOD. Elm St between 14th and 15th
  Ave N is closed (Fargo). Storm sewer pump stations are beginning
  to operate (Fargo).

* ADDITIONAL DETAILS...
  - At 7:15 PM CDT Wednesday the stage was 17.5 feet.
  - Forecast...The river is expected to rise above flood stage
    late tomorrow morning to a crest of 18.3 feet early Friday
    morning. It will then fall below flood stage early Saturday
    morning.
  - Flood stage is 18.0 feet.


&&

LAT...LON 4677 9671 4676 9689 4724 9694 4724 9683
      4715 9673


$$

Perroux

Flood Warning
National Weather Service Aberdeen SD
500 PM CDT Wed Aug 6 2025

SDC029-071500-
/O.EXT.KABR.FA.W.0025.000000T0000Z-250807T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Codington SD-
500 PM CDT Wed Aug 6 2025

...FLOOD WARNING NOW IN EFFECT UNTIL 10 AM CDT THURSDAY...

* WHAT...Flooding caused by excessive rainfall continues.

* WHERE...A portion of northeast South Dakota, including the
  following county, Codington.

* WHEN...Until 1000 AM CDT Thursday.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
  and flood-prone locations is imminent or occurring. Streams
  continue to stay steady or rise due to excess runoff from earlier
  rainfall.

* ADDITIONAL DETAILS...
  - At 457 PM CDT, emergency management reported heavy rain of 2
    to 3 inches over the warned area due to thunderstorms Tuesday
    night. Flooding is already occurring.
  - Flooding impacts will continue, but no additional rainfall is
    expected.
  - Some locations that will experience flooding include...
    Watertown, Florence, Rauville, South Shore, Waverly,
    Kranzburg, Wallace, Dakota Sioux Casino, Watertown City Park,
    Lake Kampeska, Memorial Park Camping Site, Sandy Shore Rec
    Area, Medicine Lake, Grass Lake, Long Lake and southern Lake
    Traverse Reservation.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.

&&

LAT...LON 4489 9749 4514 9748 4514 9689 4489 9689


$$

06

Flood Warning
National Weather Service Aberdeen SD
1239 PM CDT Wed Aug 6 2025

...The National Weather Service in Aberdeen SD has issued a Flood
Warning for the following rivers in South Dakota...

  Big Sioux River Near Watertown affecting Codington County.

.For sites with a river forecast, the forecast includes
precipitation through the next 24 hours. Any future precipitation
could affect the forecasts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Additional information is available at www.weather.gov/abr.

The next statement will be issued by Thursday evening at 845 PM CDT.

&&

SDC029-080145-
/O.NEW.KABR.FL.W.0021.250806T1851Z-250808T1400Z/
/WTRS2.1.ER.250806T1851Z.250807T1200Z.250808T0800Z.NO/
1239 PM CDT Wed Aug 6 2025

...FLOOD WARNING IN EFFECT UNTIL LATE FRIDAY MORNING...

* WHAT...Minor flooding is forecast.

* WHERE...Big Sioux River near Watertown.

* WHEN...Until late Friday morning.

* IMPACTS...At 9.0 feet, The lowest banks are overtopped and minimal
  areas of pasture land will be flooded
  At 11.5 feet, Significant amounts of pasture and crop land are
  flooded

* ADDITIONAL DETAILS...
  - At 12:00 PM CDT Wednesday the stage was 10.0 feet.
  - Forecast...The river will fall below flood stage to 9.9 feet
    this afternoon. It will then rise above flood stage this
    afternoon to 10.9 feet tomorrow morning. It will fall below
    flood stage again early Friday morning.
  - Flood stage is 10.0 feet.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4512 9720 4512 9715 4498 9713 4497 9717


$$

13

Flood Warning
National Weather Service Aberdeen SD
1105 AM CDT Wed Aug 6 2025

...The National Weather Service in Aberdeen SD has issued a Flood
Warning for the following rivers in South Dakota...

  South Branch Tributary Mud Creek near Rauville affecting
  Codington County.

.For sites with a river forecast, the forecast includes
precipitation through the next 24 hours. Any future precipitation
could affect the forecasts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov/abr.

The next statement will be issued by Thursday evening at 715 PM CDT.

&&

SDC029-080015-
/O.NEW.KABR.FL.W.0020.250806T1605Z-000000T0000Z/
/RVLS2.1.ER.250806T1346Z.250806T1500Z.000000T0000Z.NO/
1105 AM CDT Wed Aug 6 2025

...FLOOD WARNING IN EFFECT FROM THIS MORNING UNTIL FURTHER NOTICE...

* WHAT...Minor flooding is occurring.

* WHERE...South Branch Tributary Mud Creek near Rauville.

* WHEN...From this morning until further notice.

* ADDITIONAL DETAILS...
  - At 10:00 AM CDT Wednesday the stage was 4.7 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 10:00 AM CDT Wednesday was 4.7 feet.
  - Flood stage is 4.0 feet.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4497 9706 4494 9707 4494 9712 4497 9713


$$

13

Flood Warning
National Weather Service Aberdeen SD
651 AM CDT Wed Aug 6 2025

...The National Weather Service in Aberdeen SD has issued a Flood
Warning for the following rivers in South Dakota...

  Mud Creek near Rauville affecting Codington County.

.For sites with a river forecast, the forecast includes
precipitation through the next 24 hours. Any future precipitation
could affect the forecasts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Additional information is available at www.weather.gov/abr.

The next statement will be issued by Thursday afternoon at 300 PM
CDT.

&&

SDC029-072000-
/O.NEW.KABR.FL.W.0019.250806T1151Z-000000T0000Z/
/RAUS2.1.ER.250806T1015Z.250806T1100Z.000000T0000Z.NO/
651 AM CDT Wed Aug 6 2025

...FLOOD WARNING IN EFFECT FROM THIS MORNING UNTIL FURTHER NOTICE...

* WHAT...Minor flooding is occurring.

* WHERE...Mud Creek near Rauville.

* WHEN...From this morning until further notice.

* ADDITIONAL DETAILS...
  - At 6:00 AM CDT Wednesday the stage was 9.6 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 6:00 AM CDT Wednesday was 9.6 feet.
  - Flood stage is 9.0 feet.
  - http://www.weather.gov/safety/flood

&&

LAT...LON 4503 9706 4498 9709 4497 9713 4500 9713
      4504 9711


$$

20