Alert archive / Iowa / River Flood Warnings in 2020

River Flood Warning 59, NWS Sioux Falls, SD

March 29, 2020Lyon County, Sioux County, Iowa; Lincoln County, South Dakota

NWS Sioux Falls, SD issued this river flood warning at Mar 29, 2020, 3:21 PM CDT for Lyon County, Sioux County, Iowa; Lincoln County, South Dakota. It was in force for 23 hr.

The area

The outline as issued.

The facts

Issued
Mar 29, 2020, 3:21 PM CDT (20:21 UTC)
Expired
Mar 30, 2020, 2:30 PM CDT
In force
23 hr
Issued by
NWS Sioux Falls, SD
Area
Storm-based polygon
Flood severity
Minor

Counties Lyon County, IA, Sioux County, IA, Lincoln County, SD

The radar

The Sioux Falls radar (KFSD), 35 km from the middle of the area, began a volume at 20:26 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 Big Sioux River above Canton (CBSS2).

Action stage
1233 ft
Minor stage
1235 ft
Moderate stage
1238 ft
Major stage
1245 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, 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.

406 
WGUS43 KFSD 292021
FLWFSD
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Sioux Falls SD
321 PM CDT Sun Mar 29 2020

...The National Weather Service in Sioux Falls has issued a flood 
warning for the following rivers in Iowa...South Dakota...

  Big Sioux River near Canton
  Big Sioux River at Fairview
 
.The following river forecasts include forecast precipitation through
tonight. Any additional future rains could affect the crest 
forecasts. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Safety message...Do not drive cars through flooded areas. the water 
depth and road condition may be unsafe.

Additional information is available at 
 
http://water.weather.gov/ahps2/index.php?wfo=fsd

Stay tuned for further updates by listening to NOAA weather radio...
or your local radio and TV stations.

The next scheduled statement will be issued tomorrow morning.

&&

IAC119-167-SDC083-310020-
/O.NEW.KFSD.FL.W.0059.200329T2021Z-000000T0000Z/
/CBSS2.1.ER.200329T1941Z.200329T2000Z.000000T0000Z.NO/
321 PM CDT Sun Mar 29 2020

The National Weather Service in Sioux Falls has issued a 

* Flood Warning for 
  The Big Sioux River near Canton.
* until further notice.
* At 03PM Sunday the stage was 1235.01 feet.
* Flood stage is 1235.00 feet.
* At stages near 1235 feet...Flooding begins to affect crop and 
  pasture land. 

&&
 
LAT...LON 4339 9658 4338 9648 4327 9648 4327 9652
          4324 9652 4320 9652 4321 9661
          4332 9660 4331 9656

$$

IAC167-SDC083-310020-
/O.NEW.KFSD.FL.W.0060.200329T2021Z-000000T0000Z/
/FVWS2.1.ER.200329T1845Z.200329T2000Z.000000T0000Z.NO/
321 PM CDT Sun Mar 29 2020

The National Weather Service in Sioux Falls has issued a 

* Flood Warning for 
  The Big Sioux River at Fairview.
* until further notice.
* At 03PM Sunday the stage was 1202.08 feet.
* Flood stage is 1202.00 feet.

&&
 
LAT...LON 4324 9652 4323 9643 4313 9639 4307 9640
          4308 9654 4313 9650 4320 9652

$$

&& 
Location Flood     Latest  Observed   
         Stage      Stage  Time       

BIG SIOUX RIVER
CBSS2    1235.0   1235.01  Sun 3 PM    
FVWS2    1202.0   1202.08  Sun 3 PM
2 follow-up statements
658 
WGUS83 KFSD 301358
FLSFSD
Flood Statement
National Weather Service Sioux Falls SD
858 AM CDT Mon Mar 30 2020

...The Flood Warning continues for the following rivers in South 
Dakota...Iowa...

  Big Sioux River near Estelline
  Big Sioux River Near Bruce
  Big Sioux River Near Brookings
  Big Sioux River below Dell Rapids
  Big Sioux River At Sioux Falls I-90
  Big Sioux River at Brandon
  Big Sioux River near Canton
  Big Sioux River at Fairview
  Big Sioux River above Hawarden
  Big Sioux River At Akron
  Little Sioux River near Milford
  Little Sioux River Above Spencer / Highway 18
  Little Sioux River at Spencer
 
.The following river forecasts include forecast precipitation through
tonight. Any additional future rains could affect the crest 
forecasts. 
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

Safety message...Do not drive cars through flooded areas. the water 
depth and road condition may be unsafe.

Additional information is available at 
 
http://water.weather.gov/ahps2/index.php?wfo=fsd

Stay tuned for further updates by listening to NOAA weather radio...
or your local radio and TV stations.

The next scheduled statement will be issued tomorrow morning.

&&

SDC011-057-311757-
/O.CON.KFSD.FL.W.0057.000000T0000Z-000000T0000Z/
/BSES2.1.ER.200329T1345Z.200330T0900Z.000000T0000Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Big Sioux River near Estelline.
* until further notice.
* At 08AM Monday the stage was 1644.33 feet.
* Flood stage is 1644.00 feet.
* At stages near 1644 feet...Significant flooding of crop and pasture
land begins. 

&&
 
LAT...LON 4460 9700 4464 9695 4451 9683 4451 9690

$$

SDC011-311757-
/O.CON.KFSD.FL.W.0042.000000T0000Z-000000T0000Z/
/BRCS2.1.ER.200325T0000Z.200330T1300Z.000000T0000Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Big Sioux River Near Bruce.
* until further notice.
* At 08AM Monday the stage was 8.72 feet.
* Flood stage is 8.00 feet.
* At stages near 8.0 feet...The lower banks on the left side of the 
river overflow. 

&&
 
LAT...LON 4451 9690 4451 9683 4441 9688 4433 9686
          4433 9692 4443 9696 4448 9690

$$

SDC011-101-311757-
/O.EXT.KFSD.FL.W.0043.000000T0000Z-200404T1500Z/
/BRKS2.1.ER.200327T1445Z.200401T1800Z.200403T1500Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Big Sioux River Near Brookings.
* until Saturday morning.
* At 08AM Monday the stage was 9.32 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 9.00 feet.
* Forecast...The river will crest near 9.7 feet by Wednesday April 
  01. The river will fall below flood stage Friday April 03.
* At stages near 10.0 feet...Flooding begins to affect agricultural 
lands along the right bank of the river. 

&&
 
LAT...LON 4417 9678 4420 9675 4414 9659 4410 9658
          4410 9666 4411 9666

$$

SDC099-101-311757-
/O.CON.KFSD.FL.W.0046.000000T0000Z-200331T1800Z/
/DERS2.1.ER.200330T0840Z.200330T1245Z.200330T1800Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Big Sioux River below Dell Rapids.
* until Tuesday afternoon.
* At 08AM Monday the stage was 12.06 feet.
* Flood stage is   12.00 feet.
* Recent activity...The river rose above flood stage on Monday March 
  30.
* Forecast...The river is cresting now and will fall below flood 
  stage by this evening.
* At stages near 12.0 feet...Agricultural lands along the lower banks
of the river begin to flood. 

&&
 
LAT...LON 4382 9674 4381 9672 4369 9671 4369 9676
          4373 9678 4379 9676

$$

SDC099-311757-
/O.CON.KFSD.FL.W.0045.000000T0000Z-000000T0000Z/
/SFLS2.1.ER.200329T0622Z.200330T1800Z.000000T0000Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Big Sioux River At Sioux Falls I-90.
* until further notice.
* At 08AM Monday the stage was 12.53 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 12.00 feet.
* Forecast...The river will crest near 12.6 feet by Monday March 30 
  then begin falling.
* At stages near 12.0 feet...Some agricultural land between 60th 
Street North and Interstate 90 begins to flood. 

&&
 
LAT...LON 4369 9676 4369 9671 4362 9672 4358 9672
          4356 9672 4357 9674 4359 9673 4360 9675
          4363 9676

$$

IAC119-SDC099-311757-
/O.CON.KFSD.FL.W.0056.000000T0000Z-000000T0000Z/
/BBSS2.1.ER.200329T0303Z.200330T0415Z.000000T0000Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Big Sioux River at Brandon.
* until further notice.
* At 08AM Monday the stage was 1304.59 feet.
* Flood stage is 1304.00 feet.
* At stages near 1304 feet...Significant flooding of crop and pasture
land begins. Access to the north end of the Big Sioux Recreation Area
on the west side of Brandon is limited. 

&&
 
LAT...LON 4359 9665 4362 9664 4360 9657 4345 9656
          4338 9646 4339 9658 4343 9662 4358 9662

$$

IAC119-167-SDC083-311757-
/O.CON.KFSD.FL.W.0059.000000T0000Z-000000T0000Z/
/CBSS2.1.ER.200329T1941Z.200330T0630Z.000000T0000Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Big Sioux River near Canton.
* until further notice.
* At 08AM Monday the stage was 1235.08 feet.
* Flood stage is 1235.00 feet.
* At stages near 1235 feet...Flooding begins to affect crop and 
pasture land. 

&&
 
LAT...LON 4339 9658 4338 9648 4327 9648 4327 9652
          4324 9652 4320 9652 4321 9661
          4332 9660 4331 9656

$$

IAC167-SDC083-311757-
/O.CON.KFSD.FL.W.0060.000000T0000Z-000000T0000Z/
/FVWS2.1.ER.200329T1845Z.200330T1300Z.000000T0000Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Big Sioux River at Fairview.
* until further notice.
* At 08AM Monday the stage was 1202.50 feet.
* Flood stage is 1202.00 feet.
* Recent activity...The river rose above flood stage on Sunday March 
  29.

&&
 
LAT...LON 4324 9652 4323 9643 4313 9639 4307 9640
          4308 9654 4313 9650 4320 9652

$$

IAC149-167-SDC127-311757-
/O.EXT.KFSD.FL.W.0048.000000T0000Z-200402T2248Z/
/HWDI4.1.ER.200329T1430Z.200330T1800Z.200401T2248Z.NO/
858 AM CDT Mon Mar 30 2020

...Flood Warning extended until Thursday April 02... 
The Flood Warning continues for
  The Big Sioux River above Hawarden.
* until Thursday afternoon.
* At 08AM Monday the stage was 22.65 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 20.50 feet.
* Forecast...The river will crest near 22.8 feet by Monday March 30. 
  The river will fall below flood stage Wednesday April 01.
* At stages near 24.0 feet...Some farm houses on the South Dakota 
side of the river are isolated by high water. 

&&
 
LAT...LON 4308 9654 4308 9641 4302 9646 4291 9649
          4291 9658

$$

IAC149-SDC127-311757-
/O.EXT.KFSD.FL.W.0049.000000T0000Z-200403T1600Z/
/AKRI4.1.ER.200330T0030Z.200331T0600Z.200402T1600Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Big Sioux River At Akron.
* until Friday morning.
* At 08AM Monday the stage was 16.79 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 16.00 feet.
* Forecast...The river will crest near 17.4 feet by Tuesday March 31.
  The river will fall below flood stage Thursday April 02.
* At stages near 17.0 feet...About 6500 acres of farm land are 
flooded. 

&&
 
LAT...LON 4291 9658 4291 9649 4281 9654 4277 9659
          4278 9665

$$

IAC041-059-311757-
/O.CON.KFSD.FL.W.0052.000000T0000Z-000000T0000Z/
/MIFI4.1.ER.200329T0453Z.200331T0600Z.000000T0000Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Little Sioux River near Milford.
* until further notice.
* At 08AM Monday the stage was 12.57 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 12.00 feet.
* Recent activity...The river rose above flood stage on Saturday 
  March 28.
* Forecast...The river will crest near 12.9 feet by Tuesday March 31 
  then begin falling.
* At stages near 12.0 feet...Minor flooding of low lying agricultural
lands begins. 

&&
 
LAT...LON 4341 9527 4341 9521 4334 9520 4331 9515
          4324 9517 4329 9524

$$

IAC041-311757-
/O.CON.KFSD.FL.W.0058.000000T0000Z-000000T0000Z/
/SPII4.1.ER.200329T1437Z.200330T1145Z.000000T0000Z.UU/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Little Sioux River Above Spencer / Highway 18.
* until further notice.
* At 08AM Monday the stage was 1322.31 feet.
* Flood stage is 1322.00 feet.
* Recent activity...The river rose above flood stage on Sunday March 
  29.

&&
 
LAT...LON 4329 9524 4324 9517 4321 9517 4314 9523
          4324 9529

$$

IAC041-311757-
/O.CON.KFSD.FL.W.0053.000000T0000Z-200402T1200Z/
/SPWI4.1.ER.200329T1100Z.200330T1215Z.200401T1200Z.NO/
858 AM CDT Mon Mar 30 2020

The Flood Warning continues for
  The Little Sioux River at Spencer.
* until Thursday morning.
* At 08AM Monday the stage was 10.93 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Flood stage is 10.00 feet.
* Recent activity...The river rose above flood stage on Sunday March 
  29.
* Forecast...The river will crest near 11.0 feet by Monday March 30. 
  The river will fall below flood stage Wednesday April 01.
* At stages near 10.0 feet...The right bank overflows, and minor 
flooding of the Spencer city park and some rural agricultural areas 
begins. 

&&
 
LAT...LON 4321 9517 4314 9503 4299 9503 4302 9510
          4310 9511 4314 9523

$$

&& 
Location Flood    Latest Observed     Maximum Forecast  Recent Observed
         Stage    Stage  Time         Stage  Time       Crest Time

BIG SIOUX RIVER
BSES2    1644.0   1644.33 Mon 8 AM                      1644.4  Sun Mar 29
BRCS2       8.0      8.72 Mon 9 AM                         8.7  Mon Mar 30
BRKS2       9.0      9.32 Mon 9 AM     9.7  Wed 1 PM    
DERS2      12.0     12.06 Mon 8 AM                        12.1  Mon Mar 30
SFLS2      12.0     12.53 Mon 8 AM    12.6  Mon 1 PM     
BBSS2    1304.0   1304.59 Mon 8 AM                      1304.7  Sun Mar 29
CBSS2    1235.0   1235.08 Mon 8 AM                      1235.2  Mon Mar 30
FVWS2    1202.0   1202.50 Mon 8 AM                      1202.5  Mon Mar 30
HWDI4      20.5     22.65 Mon 8 AM    22.8  Mon 1 PM    
AKRI4      16.0     16.79 Mon 8 AM    17.4  Tue 1 AM    

LITTLE SIOUX RIVER
MIFI4      12.0     12.57 Mon 8 AM    12.9  Tue 1 AM    
SPII4    1322.0   1322.31 Mon 8 AM                      1322.4  Mon Mar 30
SPWI4      10.0     10.93 Mon 8 AM    11.0  Mon 1 PM  

MG
061 
WGUS83 KFSD 301930
FLSFSD
Flood Statement
National Weather Service Sioux Falls SD
230 PM CDT Mon Mar 30 2020

...The Flood Warning is cancelled for the following rivers in Iowa...
South Dakota...

  Big Sioux River near Canton
 
.The following river forecasts include forecast precipitation through
tonight. Any additional future rains could affect the crest 
forecasts. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Safety message...Do not drive cars through flooded areas. the water 
depth and road condition may be unsafe.

Additional information is available at 
 
http://water.weather.gov/ahps2/index.php?wfo=fsd

Stay tuned for further updates by listening to NOAA weather radio...
or your local radio and TV stations.

The next scheduled statement will be issued tomorrow morning.

&&

IAC119-167-SDC083-302000-
/O.CAN.KFSD.FL.W.0059.000000T0000Z-200330T1930Z/
/CBSS2.1.ER.200329T1941Z.200330T0630Z.200330T1522Z.NO/
230 PM CDT Mon Mar 30 2020

The Flood Warning is cancelled for
  The Big Sioux River near Canton.
* At 02 PM Monday the stage was 1234.89 feet.
* Flood stage is 1235.00 feet.
* At stages near 1235 feet...Flooding begins to affect crop and 
  pasture land. 

&&
 
LAT...LON 4339 9658 4338 9648 4327 9648 4327 9652
          4324 9652 4320 9652 4321 9661
          4332 9660 4331 9656

$$

&& 
Location Flood    Latest Observed    
         Stage    Stage  Time        

BIG SIOUX RIVER
CBSS2    1235.0   1234.89 Mon 2 PM

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Sioux Falls, SD wrote its last area forecast discussion before this river flood warning went out at Mar 29, 12:13 PM CDT, 3 hours 8 minutes earlier.

Area forecast discussion, Mar 29, 12:13 PM CDT, 3 hours 8 minutes before
AREA FORECAST DISCUSSION
National Weather Service Sioux Falls SD
1213 PM CDT Sun Mar 29 2020

.SHORT TERM...(Today and Tonight)
Issued at 223 AM CDT Sun Mar 29 2020

Light precipitation continues to move away from the forecast area
early this morning, and winds are gradually subsiding. Still seeing
some gusts approach 40 knots in areas near Spencer, so will continue
the wind advisory for another hour or two.  Otherwise, mid-lvl
clouds continue to clear from west to east, with cirrus drifting
back westward. Temperatures will drop a couple degrees lower than
previously forecast.

Today: A quiet and warmer Sunday is anticipated across the region.
Winds are expected to remain breezy in areas along and east of I-29
into the early afternoon hours.  With a good deal of sunshine and
warming 925 mb temperatures, we should climb above normal in most
locations.

Tonight: Surface high pressure moves across the region into Monday
morning. With light winds and wet ground do  have some concerns for
fog.  Short term models not picking up on that potential yet, but
are more suggestive of lower stratus developing across northeastern
South Dakota and central Minnesota drifting southwest by Monday
morning.

.LONG TERM...(Monday through Saturday)
Issued at 223 AM CDT Sun Mar 29 2020

Monday: Mid-lvl ridging will lead to another dry day on Monday, as a
southeast surface wind develops.  Once again, with slightly warmer
925 mb temperatures and more sun than clouds, we should see
temperatures climb above the seasonal normals and into the 50s.
Clouds will increase across central Nebraska and central South
Dakota by the afternoon hours, as broad low-lvl warm advection
intensifies and a tongue of moisture lifts northward into the area.

Monday night: Warm advection will try to spread eastward Monday
night, but it will run into a bit more dry air as it does so. A
fairly steady southeast to east 850 mb flow will advect lower dew
points westward and serve to limit the eastward extension of
precipitation into Tuesday. Temperatures will fall near their
seasonal normals.

Tuesday: Dissipating low-lvl moisture will gradually clear by mid-
day Tuesday as we see increasing southwesterly surface and low-lvl
flow develop.  Warm advection and slightly deeper mixing should push
temperatures Tuesday towards the 60s.  Have nudged up winds a bit
higher than guidance suggests for Tuesday afternoon and evening.

Tuesday Night: Broad upper diffluence will move into the region on
the nose of a 120 kt 250 mb jet. Shortwave energy and associated
warm advection entering the Plains Tuesday night will help produce
showers and light rain into Wednesday morning. QPF amounts will
remain light, but PoPs have increased slightly tonight.

Wednesday-Friday: Medium range guidance remains supportive of
increasing PoPs for the second half of the week as southwesterly
flow aloft develops due to deeper troughing over the Northern
Rockies and Pacific Northwest. Still some questions as far as
where an inverted surface trough will develop on Wednesday, and
this has kept PoPs on the lower end of guidance given model
spread.

Colder air begins to move southeast into the area on Thursday, and
we should begin to see temperatures fall back to normal or
slightly below normal levels into next weekend. With the broad
southwesterly flow persisting aloft, and baroclinic zone moving
from northwest to southeast Thursday and Thursday night, this
timeframe will likely feature the highest risks for precipitation
into Friday. Based on the overnight guidance, PoPs will likely
increase over the upcoming days.

Saturday: At this point it looks as if drier and cooler temperatures
will setting into the region for the upcoming weekend.

&&

.AVIATION...(For the 18Z TAFS through 18Z Monday afternoon)
Issued at 1209 PM CDT Sun Mar 29 2020

Clear skies prevail, with northwest winds slowly decreasing
throughout the day. Gusts end around sunset. Light and variable
winds are expected overnight with mostly clear skies continuing.
Fog does not look to be a concern for Monday morning. Light
southeast winds develop by late morning Monday.

&&

.FSD WATCHES/WARNINGS/ADVISORIES...
SD...NONE.
MN...NONE.
IA...NONE.
NE...NONE.
&&

SHORT TERM...Dux
LONG TERM...Dux
AVIATION...VandenBoogart
Hazardous weather outlook, Mar 29, 4:02 AM CDT, 11 hours 19 minutes before
Hazardous Weather Outlook
National Weather Service Sioux Falls SD
402 AM CDT Sun Mar 29 2020

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-300915-
Lyon-Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-
Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-
McCook-Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-
Yankton-Union-
402 AM CDT Sun Mar 29 2020

This Hazardous Weather Outlook is for portions of northwest Iowa,
west central Iowa, southwest Minnesota, northeast Nebraska,
central South Dakota, east central South Dakota, south central
South Dakota, and southeast South Dakota.

.DAY ONE...Today and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Local storm report, Mar 29, 9:36 AM CDT, 5 hours 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
936 AM CDT SUN MAR 29 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0900 AM     SNOW             HILLS                   43.53N 96.36W
03/29/2020  M0.1 INCH        ROCK               MN   COCORAHS

            COCORAHS STATION MN-RK-5 HILLS 0.2 NW.

0842 AM     SNOW             1 NNW CANTON            43.31N 96.59W
03/29/2020  E1.0 INCH        LINCOLN            SD   CO-OP OBSERVER

0815 AM     SNOW             3 WSW SIOUX FALLS       43.52N 96.79W
03/29/2020  M0.5 INCH        MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-23 SIOUX FALLS 3.4
            WSW.

0813 AM     SNOW             2 NE WORTHINGTON        43.64N 95.58W
03/29/2020  M1.0 INCH        NOBLES             MN   CO-OP OBSERVER

0800 AM     SNOW             3 ESE SIOUX FALLS       43.52N 96.67W
03/29/2020  M0.2 INCH        MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-1 SIOUX FALLS 5.0 SE
            ARPT.

0800 AM     SNOW             3 ESE SIOUX FALLS       43.53N 96.67W
03/29/2020  M0.4 INCH        MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-20 SIOUX FALLS 3.4
            ESE.

0737 AM     SNOW             WINDOM                  43.87N 95.12W
03/29/2020  M0.6 INCH        COTTONWOOD         MN   CO-OP OBSERVER

0700 AM     SNOW             1 SE VERMILLION         42.77N 96.91W
03/29/2020  M1.3 INCH        CLAY               SD   COCORAHS

            COCORAHS STATION SD-CY-10 VERMILLION 1.4 SE.

0700 AM     SNOW             2 NNE LAKEFIELD         43.70N 95.15W
03/29/2020  M1.7 INCH        JACKSON            MN   CO-OP OBSERVER

            CO-OP OBSERVER STATION LKFM5 LAKEFIELD 2 NE.

0600 AM     SNOW             NEWCASTLE               42.65N 96.88W
03/29/2020  M1.0 INCH        DIXON              NE   CO-OP OBSERVER

            CO-OP OBSERVER STATION NEWN1 NEWCASTLE.

0900 PM     SNOW             AVOCA                   43.95N 95.65W
03/28/2020  E2.0 INCH        MURRAY             MN   PUBLIC

            REPORT VIA SOCIAL MEDIA.

0900 PM     SNOW             BERESFORD               43.08N 96.78W
03/28/2020  E3.0 INCH        UNION              SD   PUBLIC

            REPORT VIA SOCIAL MEDIA.

0900 PM     SNOW             LUVERNE                 43.65N 96.21W
03/28/2020  E0.5 INCH        ROCK               MN   PUBLIC

            REPORT VIA SOCIAL MEDIA.

0630 PM     SNOW             CONCORD                 42.38N 96.99W
03/28/2020  M0.4 INCH        DIXON              NE   CO-OP OBSERVER

            TOTAL THROUGH 1830 ON SNOW BOARD.

0613 PM     SNOW             1 E VERMILLION          42.79N 96.92W
03/28/2020  E0.2 INCH        CLAY               SD   PUBLIC

&&
Local storm report, Mar 29, 9:58 AM CDT, 5 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
958 AM CDT SUN MAR 29 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0942 AM     SNOW             6 SW ALCESTER           42.96N 96.71W
03/29/2020  M1.9 INCH        UNION              SD   PUBLIC

            REPORT VIA SOCIAL MEDIA.

&&
Local storm report, Mar 29, 1:35 PM CDT, 1 hour 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
135 PM CDT SUN MAR 29 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1240 PM     HEAVY RAIN       3 W PONCA               42.57N 96.77W
03/29/2020  E3.17 INCH       DIXON              NE   PUBLIC

            REPORT FROM SOCIAL MEDIA.

1100 AM     HEAVY RAIN       1 SSE VERMILLION        42.76N 96.92W
03/29/2020  M1.94 INCH       CLAY               SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION VRMS2 1.4 S
            VERMILLION.

1058 AM     HEAVY RAIN       5 W SIOUX FALLS         43.53N 96.82W
03/29/2020  M1.31 INCH       MINNEHAHA          SD   MESONET

            MESONET STATION DW0687 SIOUX FALLS.

1056 AM     HEAVY RAIN       2 NE YANKTON            42.92N 97.37W
03/29/2020  M1.13 INCH       YANKTON            SD   AWOS

            AWOS STATION KYKN YANKTON MUNICIPAL AIRPORT.

1056 AM     HEAVY RAIN       3 NNW SIOUX FALLS       43.58N 96.75W
03/29/2020  M1.10 INCH       MINNEHAHA          SD   ASOS

            ASOS STATION KFSD SIOUX FALLS AIRPORT.

1055 AM     HEAVY RAIN       1 SSW HAWARDEN          42.99N 96.49W
03/29/2020  M1.49 INCH       SIOUX              IA   MESONET

            MESONET STATION FW6302 HAWARDEN.

1055 AM     HEAVY RAIN       4 SSW SIOUX FALLS       43.49N 96.75W
03/29/2020  M1.40 INCH       LINCOLN            SD   MESONET

            MESONET STATION EW3716 SIOUX FALLS.

1046 AM     HEAVY RAIN       3 WSW LUVERNE           43.64N 96.26W
03/29/2020  M1.18 INCH       ROCK               MN   MESONET

            MESONET STATION FW5856 LUVERNE.

1045 AM     HEAVY RAIN       6 NW HINTON             42.69N 96.37W
03/29/2020  M1.10 INCH       PLYMOUTH           IA   CO-OP OBSERVER

            CO-OP OBSERVER STATION PCMI4 6.2 NW HINTON.

1016 AM     HEAVY RAIN       4 ESE SIOUX FALLS       43.51N 96.65W
03/29/2020  M1.46 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION HMDS2 SIOUX FALLS
            HARMONDON PARK.

1011 AM     HEAVY RAIN       4 SSE WESTFIELD         42.70N 96.58W
03/29/2020  M1.04 INCH       PLYMOUTH           IA   MESONET

            MESONET STATION BKTI4 LOESS HILLS TNC
            BROKEN.

1000 AM     HEAVY RAIN       7 E AVOCA               43.95N 95.51W
03/29/2020  M1.83 INCH       MURRAY             MN   MESONET

            MESONET STATION AVOM5 7.5 S DOVRAY.

1000 AM     HEAVY RAIN       2 N VERMILLION          42.82N 96.92W
03/29/2020  M1.74 INCH       CLAY               SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION VERS2 2.4 N
            VERMILLION.

1000 AM     HEAVY RAIN       1 SSE ROCK RAPIDS       43.42N 96.16W
03/29/2020  M1.14 INCH       LYON               IA   CO-OP OBSERVER

            CO-OP OBSERVER STATION RAPI4 0.5 S ROCK
            RAPIDS.

1000 AM     HEAVY RAIN       2 NNE SIOUX FALLS       43.57N 96.71W
03/29/2020  M1.11 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION SXFS2 1.8 NE SIOUX
            FALLS.

1000 AM     HEAVY RAIN       4 W HINTON              42.62N 96.37W
03/29/2020  M1.10 INCH       PLYMOUTH           IA   MESONET

            MESONET STATION PCHI4 4.0 W HINTON.

1000 AM     HEAVY RAIN       3 WSW SIOUX FALLS       43.53N 96.79W
03/29/2020  M1.00 INCH       MINNEHAHA          SD   MESONET

            MESONET STATION SIFS2 3.1 W SIOUX FALLS.

0945 AM     HEAVY RAIN       AKRON                   42.83N 96.55W
03/29/2020  M1.37 INCH       PLYMOUTH           IA   CO-OP OBSERVER

            CO-OP OBSERVER STATION AKRI4 BIG SIOUX
            RIVER.

0945 AM     HEAVY RAIN       1 NNE ROCK VALLEY       43.21N 96.29W
03/29/2020  M1.04 INCH       SIOUX              IA   MESONET

            MESONET STATION RKVI4 0.7 N ROCK VALLEY.

0930 AM     HEAVY RAIN       3 SSW SIOUX FALLS       43.50N 96.75W
03/29/2020  M1.50 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION WAVS2 3.1 SW SIOUX
            FALLS.

0900 AM     HEAVY RAIN       6 NNE ELK POINT         42.76N 96.65W
03/29/2020  M1.59 INCH       UNION              SD   COCORAHS

            COCORAHS STATION SD-UN-2 ELK POINT 5.6 NNE.

0900 AM     HEAVY RAIN       4 SE SIOUX FALLS        43.50N 96.67W
03/29/2020  M1.55 INCH       MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-85 SIOUX FALLS 4.0
            SE.

0900 AM     HEAVY RAIN       2 SSE DAVIS             43.24N 96.98W
03/29/2020  M1.30 INCH       TURNER             SD   CO-OP OBSERVER

0900 AM     HEAVY RAIN       4 WSW SIOUX FALLS       43.53N 96.80W
03/29/2020  M1.24 INCH       MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-35 SIOUX FALLS 3.7
            WSW.

0900 AM     HEAVY RAIN       4 NNE LESTER            43.49N 96.30W
03/29/2020  M1.20 INCH       LYON               IA   COCORAHS

            COCORAHS STATION IA-LY-10 ROCK RAPIDS 7.7
            WNW.

0900 AM     HEAVY RAIN       6 SSW HUDSON            43.05N 96.49W
03/29/2020  M1.16 INCH       UNION              SD   MESONET

            MESONET STATION HWDI4 3.4 N HAWARDEN.

0900 AM     HEAVY RAIN       HILLS                   43.53N 96.36W
03/29/2020  M1.06 INCH       ROCK               MN   COCORAHS

            COCORAHS STATION MN-RK-5 HILLS 0.2 NW.

0815 AM     HEAVY RAIN       3 WSW SIOUX FALLS       43.52N 96.79W
03/29/2020  M1.22 INCH       MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-23 SIOUX FALLS 3.4
            WSW.

0800 AM     HEAVY RAIN       3 NE LENNOX             43.38N 96.85W
03/29/2020  M1.61 INCH       LINCOLN            SD   COCORAHS

            COCORAHS STATION SD-LN-12 LENNOX 3.3 NE.

0800 AM     HEAVY RAIN       3 ESE LESTER            43.42N 96.28W
03/29/2020  M1.60 INCH       LYON               IA   COCORAHS

            COCORAHS STATION IA-LY-11 ROCK RAPIDS 5.6 W.

0800 AM     HEAVY RAIN       1 NNW CANTON            43.31N 96.59W
03/29/2020  M1.48 INCH       LINCOLN            SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION CNNS2 CANTON.

0800 AM     HEAVY RAIN       3 ESE SIOUX FALLS       43.53N 96.67W
03/29/2020  M1.43 INCH       MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-20 SIOUX FALLS 3.4
            ESE.

0800 AM     HEAVY RAIN       4 SW SIOUX FALLS        43.50N 96.79W
03/29/2020  M1.43 INCH       MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-41 SIOUX FALLS 3.9
            SW.

0800 AM     HEAVY RAIN       3 ESE SIOUX FALLS       43.52N 96.67W
03/29/2020  M1.36 INCH       MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-1 SIOUX FALLS 5.0 SE
            ARPT.

0800 AM     HEAVY RAIN       1 N MARSHALL            44.47N 95.79W
03/29/2020  M1.35 INCH       LYON               MN   CO-OP OBSERVER

            CO-OP OBSERVER STATION MMLM5 MARSHALL.

0800 AM     HEAVY RAIN       4 SSE GARRETSON         43.66N 96.47W
03/29/2020  M1.30 INCH       MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-78 GARRETSON 4.2 SSE.

0800 AM     HEAVY RAIN       3 N SIOUX CENTER        43.11N 96.18W
03/29/2020  M1.22 INCH       SIOUX              IA   COCORAHS

            COCORAHS STATION IA-SX-7 SIOUX CENTER 2.6 N.

0800 AM     HEAVY RAIN       1 S MARSHALL            44.44N 95.79W
03/29/2020  M1.18 INCH       LYON               MN   COCORAHS

            COCORAHS STATION MN-LY-2 MARSHALL 0.6 S.

0800 AM     HEAVY RAIN       5 NNW BRANDON           43.66N 96.62W
03/29/2020  M1.17 INCH       MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-5 GARRETSON 7.3 WSW.

0800 AM     HEAVY RAIN       3 E SIOUX FALLS         43.55N 96.66W
03/29/2020  M1.11 INCH       MINNEHAHA          SD   COCORAHS

            COCORAHS STATION SD-MH-96 SIOUX FALLS 3.3 E.

0800 AM     HEAVY RAIN       1 WNW EDGERTON          43.88N 96.14W
03/29/2020  M1.07 INCH       PIPESTONE          MN   COCORAHS

            COCORAHS STATION MN-PS-1 EDGERTON 0.5 W.

0800 AM     HEAVY RAIN       2 WNW JEFFERSON         42.62N 96.60W
03/29/2020  M1.05 INCH       UNION              SD   COCORAHS

            COCORAHS STATION SD-UN-11 JEFFERSON 2.1 WNW.

0800 AM     HEAVY RAIN       3 SSE WILDER            43.79N 95.18W
03/29/2020  M1.03 INCH       JACKSON            MN   COCORAHS

            COCORAHS STATION MN-JC-4 LAKEFIELD 7.8 N.

0800 AM     HEAVY RAIN       3 SSE LAKE PARK         43.40N 95.31W
03/29/2020  M1.02 INCH       DICKINSON          IA   COCORAHS

            COCORAHS STATION IA-DK-3 LAKE PARK 3.2 SSE.

0800 AM     HEAVY RAIN       3 SSE SIOUX FALLS       43.50N 96.70W
03/29/2020  M1.01 INCH       LINCOLN            SD   COCORAHS

            COCORAHS STATION SD-LN-1 SIOUX FALLS 4.0
            SSE.

0700 AM     HEAVY RAIN       1 SE VERMILLION         42.77N 96.91W
03/29/2020  M2.36 INCH       CLAY               SD   COCORAHS

            COCORAHS STATION SD-CY-10 VERMILLION 1.4 SE.

0700 AM     HEAVY RAIN       4 ENE TEA               43.48N 96.76W
03/29/2020  M1.45 INCH       LINCOLN            SD   COCORAHS

            COCORAHS STATION SD-LN-20 SIOUX FALLS 4.5
            SSW.

0700 AM     HEAVY RAIN       RUSSELL                 44.32N 95.95W
03/29/2020  M1.43 INCH       LYON               MN   MESONET

            MESONET STATION RUSM5 RUSSELL.

0700 AM     HEAVY RAIN       4 SSE HARDWICK          43.72N 96.16W
03/29/2020  M1.13 INCH       ROCK               MN   MESONET

            MESONET STATION HRDM5 4.3 SE HARDWICK.

0700 AM     HEAVY RAIN       3 N SIOUX FALLS         43.59N 96.73W
03/29/2020  M1.06 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION FSDS2 SIOUX FALLS
            NWS.

0700 AM     HEAVY RAIN       EDGERTON                43.87N 96.13W
03/29/2020  M1.00 INCH       PIPESTONE          MN   COCORAHS

            COCORAHS STATION MN-PS-6 EDGERTON 0.2 WSW.

0700 AM     HEAVY RAIN       2 NNE LAKEFIELD         43.70N 95.15W
03/29/2020  M1.00 INCH       JACKSON            MN   CO-OP OBSERVER

            CO-OP OBSERVER STATION LKFM5 LAKEFIELD 2 NE.

0630 AM     HEAVY RAIN       2 ESE YANKTON           42.88N 97.36W
03/29/2020  M1.21 INCH       YANKTON            SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION YTNS2 YANKTON 2 E.

0600 AM     HEAVY RAIN       NEWCASTLE               42.65N 96.88W
03/29/2020  M2.06 INCH       DIXON              NE   CO-OP OBSERVER

            CO-OP OBSERVER STATION NEWN1 NEWCASTLE.

0930 PM     HEAVY RAIN       3 W ARCO                44.39N 96.24W
03/28/2020  M1.03 INCH       LINCOLN            MN   MESONET

            MESONET STATION AT653 IVANHOE.

0930 PM     HEAVY RAIN       1 WSW FAIRFAX           43.02N 98.90W
03/28/2020  M1.46 INCH       GREGORY            SD   MESONET

            MESONET STATION EW7290 BUTTE 8NNW.

0930 PM     HEAVY RAIN       4 N SIOUX CITY          42.56N 96.40W
03/28/2020  M1.05 INCH       WOODBURY           IA   MESONET

            MESONET STATION AP032 SIOUX CITY.

0928 PM     HEAVY RAIN       5 W SIOUX FALLS         43.53N 96.82W
03/28/2020  M1.31 INCH       MINNEHAHA          SD   MESONET

            MESONET STATION DW0687 SIOUX FALLS.

0925 PM     HEAVY RAIN       4 SSW SIOUX FALLS       43.49N 96.75W
03/28/2020  M1.36 INCH       LINCOLN            SD   MESONET

            MESONET STATION EW3716 SIOUX FALLS.

0925 PM     HEAVY RAIN       1 SSW HAWARDEN          42.99N 96.49W
03/28/2020  M1.42 INCH       SIOUX              IA   MESONET

            MESONET STATION FW6302 HAWARDEN.

0918 PM     HEAVY RAIN       1 NNE SIOUX CENTER      43.08N 96.16W
03/28/2020  M1.02 INCH       SIOUX              IA   MESONET

            MESONET STATION AR437 SIOUX CENTER.

0915 PM     HEAVY RAIN       3 WSW LUVERNE           43.64N 96.26W
03/28/2020  M1.16 INCH       ROCK               MN   MESONET

            MESONET STATION FW5856 LUVERNE.

0911 PM     HEAVY RAIN       4 SSE WESTFIELD         42.70N 96.58W
03/28/2020  M1.07 INCH       PLYMOUTH           IA   MESONET

            MESONET STATION BKTI4 LOESS HILLS TNC
            BROKEN.

0900 PM     HEAVY RAIN       AKRON                   42.83N 96.55W
03/28/2020  M1.31 INCH       PLYMOUTH           IA   CO-OP OBSERVER

            CO-OP OBSERVER STATION AKRI4 BIG SIOUX
            RIVER.

0900 PM     HEAVY RAIN       1 NNE ROCK VALLEY       43.21N 96.29W
03/28/2020  M1.04 INCH       SIOUX              IA   MESONET

            MESONET STATION RKVI4 0.7 N ROCK VALLEY.

0856 PM     HEAVY RAIN       2 NE YANKTON            42.92N 97.37W
03/28/2020  M1.25 INCH       YANKTON            SD   AWOS

            AWOS STATION KYKN YANKTON MUNICIPAL AIRPORT.

0856 PM     HEAVY RAIN       3 NNW SIOUX FALLS       43.58N 96.75W
03/28/2020  M1.09 INCH       MINNEHAHA          SD   ASOS

            ASOS STATION KFSD SIOUX FALLS AIRPORT.

0846 PM     HEAVY RAIN       4 ESE SIOUX FALLS       43.51N 96.65W
03/28/2020  M1.43 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION HMDS2 SIOUX FALLS
            HARMONDON PARK.

0845 PM     HEAVY RAIN       3 SSW SIOUX FALLS       43.50N 96.75W
03/28/2020  M1.45 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION WAVS2 3.1 SW SIOUX
            FALLS.

0845 PM     HEAVY RAIN       2 SSW CROOKS            43.63N 96.83W
03/28/2020  M1.01 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION WCCS2 2.3 SW CROOKS.

0830 PM     HEAVY RAIN       VERMILLION              42.78N 96.93W
03/28/2020  M1.94 INCH       CLAY               SD   PUBLIC

            TOTAL LIQUID FOR TODAY.

0815 PM     HEAVY RAIN       6 NW HINTON             42.69N 96.37W
03/28/2020  M1.08 INCH       PLYMOUTH           IA   CO-OP OBSERVER

            CO-OP OBSERVER STATION PCMI4 6.2 NW HINTON.

0805 PM     HEAVY RAIN       4 SSW SIOUX FALLS       43.49N 96.75W
03/28/2020  M1.11 INCH       LINCOLN            SD   MESONET

            MESONET STATION EW3716 SIOUX FALLS.

0805 PM     HEAVY RAIN       1 SSW HAWARDEN          42.99N 96.49W
03/28/2020  M1.37 INCH       SIOUX              IA   MESONET

            MESONET STATION FW6302 HAWARDEN.

0804 PM     HEAVY RAIN       4 N SIOUX CITY          42.56N 96.40W
03/28/2020  M1.07 INCH       WOODBURY           IA   MESONET

            MESONET STATION AP032 SIOUX CITY.

0803 PM     HEAVY RAIN       1 NNE SIOUX CENTER      43.08N 96.16W
03/28/2020  M1.05 INCH       SIOUX              IA   MESONET

            MESONET STATION AR437 SIOUX CENTER.

0803 PM     HEAVY RAIN       5 W SIOUX FALLS         43.53N 96.82W
03/28/2020  M1.20 INCH       MINNEHAHA          SD   MESONET

            MESONET STATION DW0687 SIOUX FALLS.

0802 PM     HEAVY RAIN       3 WSW LUVERNE           43.64N 96.26W
03/28/2020  M1.10 INCH       ROCK               MN   MESONET

            MESONET STATION FW5856 LUVERNE.

0802 PM     HEAVY RAIN       1 WSW FAIRFAX           43.02N 98.90W
03/28/2020  M1.48 INCH       GREGORY            SD   MESONET

            MESONET STATION EW7290 BUTTE 8NNW.

0800 PM     HEAVY RAIN       2 SW MARSHALL           44.43N 95.83W
03/28/2020  M1.19 INCH       LYON               MN   MESONET

            MESONET STATION MSHM5 2.4 SW MARSHALL.

&&

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 28, 11:21 PM CDTRiver Flood WarningFSDLyon21 days
Mar 29, 1:36 PM CDTRiver Flood WarningFSDClay21 days
Mar 29, 3:21 PM CDTRiver Flood WarningFSDSioux21 days
Mar 29, 10:02 AM CDTRiver Flood WarningFSDBrookings, Hamlin21 days

Nearby

River Flood Warnings in Iowa, 2020River Flood Warnings in South Dakota, 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; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.