Flooding in South Dakota, September 11 to 21, 2019

Name: Flooding in South Dakota, September 11 to 21, 2019
Start: 2019-09-11T16:15
End: 2019-09-21T06:00
Location: South Dakota

September 11 to 21, 2019 · NWS FSD · 7 events in 4 counties and zones

Spurred by a period of excessive precipitation from September 10-12 that saw from 4 to 8 inches of rainfall in upper portions of the Vermillion River Basin, extreme rises into major to record stages occurred mid-month.

Where it happened

Every event with a place to put it. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: $330,000
Crop damage: None recorded
Events: 7

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS FSD wrote it up.

What forecasters said that day

The local office's own words before the first event, 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 the first event at Sep 11, 3:11 PM CST, 1 hour 4 minutes earlier.

Area forecast discussion, Sep 11, 3:11 PM CST, 1 hour 4 minutes before

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Hazardous weather outlook, Sep 11, 4:55 AM CST, 11 hours 20 minutes before

Hazardous Weather Outlook
National Weather Service Sioux Falls SD
555 AM CDT Wed Sep 11 2019

IAZ002-003-012>014-020>022-031-032-NEZ013-014-SDZ050-063-068>071-
121100-
Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-Buena Vista-
Woodbury-Ida-Dixon-Dakota-Gregory-Charles Mix-Bon Homme-Yankton-
Union-
555 AM CDT Wed Sep 11 2019

This Hazardous Weather Outlook is for northwest Iowa, west central
Iowa, northeast Nebraska, south central South Dakota and southeast
South Dakota.

.DAY ONE...Today and tonight.

A few morning thunderstorms remain possible, but these storms should
not produce severe weather.

By late afternoon, isolated to scattered thunderstorms could begin
to develop. If storms develop, they will do so rapidly, and could
quickly become severe. Storms through early evening would contain a
threat for large hail up to golf ball size and winds to 70 mph, and
an isolated tornado will be possible. By later evening and into the
overnight, a line of storms will again approach from the west, with
the main threat for damaging winds to 70 mph.

With expected rainfall rates of 1 to 2 inches per hour, and the areas
of heavy rainfall from this past night, flash flooding will be
possible tonight, mainly for smaller creeks and urban areas.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed between 6 pm and 2 am.

IAZ001-MNZ080-081-089-090-097-098-SDZ055-056-059>062-064>067-121100-
Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-Lake-Moody-
Davison-Hanson-McCook-Minnehaha-Douglas-Hutchinson-Turner-Lincoln-
555 AM CDT Wed Sep 11 2019

This Hazardous Weather Outlook is for northwest Iowa, southwest
Minnesota, east central South Dakota, south central South Dakota
and southeast South Dakota.

.DAY ONE...Today and tonight.

By late afternoon, isolated to scattered thunderstorms could begin
to develop near and south of Interstate 90. If storms develop, they
will do so rapidly, and could quickly become severe. Storms through
early evening would contain a threat for large hail up to golf ball
size and winds to 70 mph, and an isolated tornado will be possible,
especially south of Interstate 90. By later evening and into the
overnight, a line of storms will again approach from the west, with
the main threat for damaging winds to 70 mph.

With expected rainfall rates of 1 to 2 inches per hour, and the areas
of heavy rainfall from this past night, flash flooding will be
possible tonight, mainly for smaller creeks and urban areas.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed between 6 pm and 2 am.

SDZ053-054-058-121100-
Sanborn-Miner-Aurora-
555 AM CDT Wed Sep 11 2019

This Hazardous Weather Outlook is for east central South Dakota and
south central South Dakota.

.DAY ONE...Today and tonight.

A few morning thunderstorms remain possible, but these storms should
not produce severe weather.

By late afternoon, isolated to scattered thunderstorms could begin
to develop. Storms will become more widespread by later in the
evening and continue through early overnight hours. Storms through
evening would contain a threat for large hail up to half dollar size
and winds to 70 mph. By later evening and into the overnight, a line
of storms will again approach from the west, with the main threat
for damaging winds to 70 mph.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed between 6 pm and midnight.

MNZ071-072-SDZ038>040-052-057-121100-
Lincoln-Lyon-Beadle-Kingsbury-Brookings-Jerauld-Brule-
555 AM CDT Wed Sep 11 2019

This Hazardous Weather Outlook is for southwest Minnesota, central
South Dakota, east central South Dakota and south central South
Dakota.

.DAY ONE...Today and tonight.

Isolated to scattered thunderstorms could begin to develop by late
afternoon, with increasing chance for storms during the evening hours.
Storms will have potential for large hail up to half dollar size and
winds to 70 mph.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed between 6 pm and 2 am.

In the hours before

Local storm report, Sep 11, 1:00 PM CST, 3 hours 15 minutes before

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Local storm report, Sep 11, 1:08 PM CST, 3 hours 7 minutes before

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Local storm report, Sep 11, 1:18 PM CST, 2 hours 57 minutes before

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Local storm report, Sep 11, 1:38 PM CST, 2 hours 37 minutes before

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Local storm report, Sep 11, 3:01 PM CST, 1 hour 14 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
401 PM CDT WED SEP 11 2019

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

0855 PM     TSTM WND GST     STICKNEY                43.59N 98.44W
09/10/2019  E70 MPH          AURORA             SD   TRAINED SPOTTER

            WINDS STRONG ENOUGH TO PUSH A PICKUP TRUCK
            SIDEWAYS. RAINFALL AVERAGED 2.70 INCHES
            AROUND TOWN.

&&

TRM

Local storm report, Sep 11, 3:59 PM CST, 16 minutes before

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE SIOUX FALLS SD
459 PM CDT WED SEP 11 2019

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

0630 PM     TSTM WND GST     18 S PUKWANA            43.52N 99.17W
09/10/2019  E60 MPH          BRULE              SD   TRAINED SPOTTER

            IN ADDITION TO THE ESTIMATED 60 MPH WIND
            GUSTS, 3.60 INCHES OF RAINFALL AND PEA SIZED
            HAIL OCCURRED.

0635 PM     TSTM WND GST     6 SSW PUKWANA           43.70N 99.23W
09/10/2019  E60 MPH          BRULE              SD   TRAINED SPOTTER

            IN ADDITION TO THE STRONG WINDS, HEAVY RAINS
            HAVE FLOODED MOST OF THE GRAVEL ROADS.
            SPOTTER HAD 1.60 INCH RAINFALL.

0700 PM     HAIL             GREGORY                 43.23N 99.43W
09/10/2019  M0.70 INCH       GREGORY            SD   TRAINED SPOTTER

            .

0726 PM     TSTM WND GST     14 W PLATTE             43.39N 99.12W
09/10/2019  M71 MPH          CHARLES MIX        SD   MESONET

            REPORT VIA SD RWIS STATION.

0809 PM     HAIL             PLATTE                  43.39N 98.84W
09/10/2019  E1.00 INCH       CHARLES MIX        SD   TRAINED SPOTTER

0813 PM     TORNADO          5 SSW AVON              42.94N 98.10W
09/10/2019                   BON HOMME          SD   TRAINED SPOTTER

            REPORTED BRIEF TOUCHDOWN 5 MILES SOUTH OF
            AVON LOOKING WEST.

0813 PM     TORNADO          5 SSW AVON              42.94N 98.10W
09/10/2019                   BON HOMME          SD   TRAINED SPOTTER

            REPORTED BRIEF TOUCHDOWN 5 MILES SOUTH OF
            AVON LOOKING WEST.

0820 PM     TSTM WND DMG     7 W HARRISON            43.43N 98.67W
09/10/2019                   DOUGLAS            SD   TRAINED SPOTTER

            BARN BLOWN APART NORTH OF JOUBERT. WIND
            GUSTS ESTIMATED AT 60-70 MPH, AND RAINFALL
            ABOUT 3 INCHES AT SPOTTERS HOUSE.

0828 PM     HAIL             2 N AVON                43.03N 98.06W
09/10/2019  E1.00 INCH       BON HOMME          SD   FIRE DEPT/RESCUE

0846 PM     TSTM WND DMG     STICKNEY                43.59N 98.44W
09/10/2019                   AURORA             SD   TRAINED SPOTTER

            SEVERAL SMALL TREE LIMBS DOWN.

0855 PM     TSTM WND GST     STICKNEY                43.59N 98.44W
09/10/2019  E70 MPH          AURORA             SD   TRAINED SPOTTER

            WINDS STRONG ENOUGH TO PUSH A PICKUP TRUCK
            SIDEWAYS. RAINFALL AVERAGED 2.70 INCHES
            AROUND TOWN.

0900 PM     HAIL             TRIPP                   43.23N 97.97W
09/10/2019  E0.88 INCH       HUTCHINSON         SD   TRAINED SPOTTER

            IN ADDITION TO THE HAIL, THERE WAS 4.75 INCH
            RAINFALL, AND 40-45 MPH WIND GUSTS.

1000 PM     HEAVY RAIN       3 W GEDDES              43.26N 98.76W
09/10/2019  M2.10 INCH       CHARLES MIX        SD   MESONET

1013 PM     HEAVY RAIN       2 N MITCHELL            43.77N 98.03W
09/10/2019  M1.96 INCH       DAVISON            SD   ASOS

1035 PM     HEAVY RAIN       4 S PARKSTON            43.34N 97.99W
09/10/2019  M4.40 INCH       HUTCHINSON         SD   PUBLIC

            REPORT VIA SOCIAL MEDIA.

1055 PM     TSTM WND GST     3 S CANISTOTA           43.56N 97.29W
09/10/2019  E60 MPH          MCCOOK             SD   EMERGENCY MNGR

1115 PM     HEAVY RAIN       3 S SALEM               43.68N 97.39W
09/10/2019  M3.20 INCH       MCCOOK             SD   EMERGENCY MNGR

1123 PM     TSTM WND DMG     4 NE TEA                43.49N 96.77W
09/10/2019                   LINCOLN            SD   PUBLIC

            REPORT FROM MPING: 1-INCH TREE LIMBS BROKEN;
            SHINGLES BLOWN OFF.

1125 PM     TORNADO          4 NW HARRISBURG         43.48N 96.74W
09/10/2019                   LINCOLN            SD   NWS EMPLOYEE

            *** 8 INJ ***
            CORRECTS PREVIOUS TORNADO REPORT FROM 4 NW
            HARRISBURG. CONFIRMED TORNADO SOUTH SIDE OF
            SIOUX FALLS.

1125 PM     TORNADO          4 NW HARRISBURG         43.48N 96.74W
09/10/2019                   LINCOLN            SD   NWS EMPLOYEE

            *** 8 INJ *** CORRECTS PREVIOUS TORNADO
            REPORT FROM 4 NW HARRISBURG. CONFIRMED
            TORNADO SOUTH SIDE OF SIOUX FALLS.

1125 PM     TORNADO          4 NW HARRISBURG         43.48N 96.74W
09/10/2019                   LINCOLN            SD   NWS EMPLOYEE

            CONFIRMED TORNADO SOUTH SIDE OF SIOUX FALLS.

1128 PM     TSTM WND GST     4 S SIOUX FALLS         43.49N 96.71W
09/10/2019  E70 MPH          LINCOLN            SD   PUBLIC

            LIMB DAMAGE ON MEDIUM SIZED ASH TREE, WOULD
            ESTIMATE 70 MPH WIND.

1130 PM     TSTM WND GST     3 SSE SIOUX FALLS       43.50N 96.70W
09/10/2019  M70 MPH          LINCOLN            SD   MESONET

            RECORDED BY SDSU MESONET.

1131 PM     TSTM WND GST     3 SE SIOUX FALLS        43.50N 96.70W
09/10/2019  E70 MPH          MINNEHAHA          SD   PUBLIC

            60 TO 70 MPH WINDS,.

1131 PM     TSTM WND DMG     1 E SIOUX FALLS         43.54N 96.71W
09/10/2019                   MINNEHAHA          SD   PUBLIC

            TREES UPROOTED OR SNAPPED; ROOF BLOWN OFF.

1132 PM     TSTM WND GST     4 N TEA                 43.51N 96.84W
09/10/2019  E70 MPH          MINNEHAHA          SD   TRAINED SPOTTER

1137 PM     HAIL             3 SW ROWENA             43.50N 96.61W
09/10/2019  M0.50 INCH       LINCOLN            SD   PUBLIC

            REPORT FROM MPING: HALF-INCH (0.50 IN.).

1142 PM     FLOOD            1 NW SIOUX FALLS        43.55N 96.74W
09/10/2019                   MINNEHAHA          SD   PUBLIC

            .

1144 PM     FLASH FLOOD      SIOUX FALLS             43.54N 96.73W
09/10/2019                   MINNEHAHA          SD   TRAINED SPOTTER

            STREET FLOODING NEAR MINNESOTA AND 33RD
            STREET.

1145 PM     TSTM WND DMG     2 W SIOUX FALLS         43.54N 96.77W
09/10/2019                   MINNEHAHA          SD   EMERGENCY MNGR

            STRUCTURAL COLLAPSE WITH PEOPLE TRAPPED
            INSIDE.

1145 PM     HEAVY RAIN       5 NE SALEM              43.78N 97.32W
09/10/2019  M3.25 INCH       MCCOOK             SD   CO-OP OBSERVER

1147 PM     TSTM WND DMG     3 SE SIOUX FALLS        43.50N 96.70W
09/10/2019                   LINCOLN            SD   PUBLIC

            TREE LIMBS DOWN.

1151 PM     FLASH FLOOD      BROOKINGS               44.30N 96.79W
09/10/2019                   BROOKINGS          SD   PUBLIC

            REPORT FROM MPING: STREET/ROAD FLOODING;
            STREET/ROAD CLOSED; VEHICLES STRANDED.

1159 PM     FLOOD            5 W SIOUX FALLS         43.53N 96.84W
09/10/2019                   MINNEHAHA          SD   PUBLIC

            REPORT FROM MPING: RIVER/CREEK OVERFLOWING;
            CROPLAND/YARD/BASEMENT FLOODING.

1159 PM     FLOOD            5 W SIOUX FALLS         43.53N 96.84W
09/10/2019                   MINNEHAHA          SD   PUBLIC

            REPORT FROM MPING: RIVER/CREEK OVERFLOWING;
            CROPLAND/YARD/BASEMENT FLOODING.

1200 AM     FLASH FLOOD      DELMONT                 43.27N 98.16W
09/11/2019                   DOUGLAS            SD   EMERGENCY MNGR

            ALL ROADS LEADING INTO DELMONT WERE
            IMPASSABLE DUE TO SEVERAL INCHES OF WATER
            FLOWING OVER THE ROADS. NUMEROUS TOWNSHIP
            ROADS IN SOUTHEAST DOUGLAS COUNTY UNDER
            WATER WITH WASHED OUT CULVERTS. ESTIMATED
            TIME OF FIRST ROAD CLOSURES.

1215 AM     FLASH FLOOD      BROOKINGS               44.31N 96.79W
09/11/2019                   BROOKINGS          SD   LAW ENFORCEMENT

            SEVERAL STREETS AROUND TOWN UNDER WATER.

1255 AM     TSTM WND DMG     5 N ELK POINT           42.75N 96.71W
09/11/2019                   UNION              SD   PUBLIC

            1-INCH TREE LIMBS BROKEN; SHINGLES BLOWN
            OFF.

1255 AM     TSTM WND DMG     5 N ELK POINT           42.76N 96.68W
09/11/2019                   UNION              SD   PUBLIC

            UPDATED REPORT TO INCLUDE A FEW ENTIRE TREE
            TRUNKS SNAPPED SEVERAL FEET ABOVE THE
            GROUND. LOTS OF TREE LIMBS BROKEN AND
            SHINGLES BLOWN OFF.

0600 AM     HEAVY RAIN       CLAYTON                 43.45N 97.66W
09/11/2019  M5.54 INCH       HUTCHINSON         SD   COCORAHS

            COCORAHS STATION SD-HT-16 EMERY 10.8 S.

0700 AM     HEAVY RAIN       11 N COLMAN             44.14N 96.80W
09/11/2019  M2.85 INCH       MOODY              SD   COCORAHS

            COCORAHS STATION SD-MY-11 COLMAN 10.6 N.

0700 AM     HEAVY RAIN       4 SSE SIOUX FALLS       43.49N 96.71W
09/11/2019  M2.01 INCH       LINCOLN            SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION FUHS2 4 SSE SIOUX
            FALLS.

0700 AM     HEAVY RAIN       MADISON                 44.01N 97.11W
09/11/2019  M3.23 INCH       LAKE               SD   COCORAHS

            COCORAHS STATION SD-LK-9 MADISON 0.2 NW.

0700 AM     HEAVY RAIN       5 NNW TRIPP             43.30N 97.99W
09/11/2019  M5.15 INCH       HUTCHINSON         SD   COCORAHS

            COCORAHS STATION SD-HT-2 PARKSTON 6.6 S.

0700 AM     HEAVY RAIN       4 ESE DELMONT           43.24N 98.08W
09/11/2019  M4.15 INCH       HUTCHINSON         SD   COCORAHS

            COCORAHS STATION SD-HT-8 DELMONT 4.2 ESE.

0700 AM     HEAVY RAIN       6 WSW PARKSTON          43.37N 98.11W
09/11/2019  M4.14 INCH       HUTCHINSON         SD   COCORAHS

            COCORAHS STATION SD-DG-4 PARKSTON 6.5 WSW.

0700 AM     HEAVY RAIN       5 W ARMOUR              43.33N 98.44W
09/11/2019  M2.22 INCH       DOUGLAS            SD   COCORAHS

            COCORAHS STATION SD-DG-2 ARMOUR 4.6 W.

0700 AM     HEAVY RAIN       HUBBARD                 42.39N 96.59W
09/11/2019  M2.39 INCH       DAKOTA             NE   COCORAHS

            COCORAHS STATION DAKO003 HUBBARD 0.1 NW.

0700 AM     HEAVY RAIN       RUSSELL                 44.32N 95.95W
09/11/2019  M3.93 INCH       LYON               MN   MESONET

            MESONET STATION RUSM5 REDWOOD RIVER.

0800 AM     HEAVY RAIN       BURKE                   43.18N 99.30W
09/11/2019  M3.20 INCH       GREGORY            SD   COCORAHS

            COCORAHS STATION SD-GY-8 BURKE 0.3 W.

0800 AM     HEAVY RAIN       2 ESE HARRISON          43.43N 98.49W
09/11/2019  M3.85 INCH       DOUGLAS            SD   COCORAHS

            COCORAHS STATION SD-DG-12 CORSICA 4.3 W.

0800 AM     HEAVY RAIN       4 N MOUNT VERNON        43.77N 98.25W
09/11/2019  M4.13 INCH       DAVISON            SD   MESONET

            MESONET STATION MTVS2 5 N MT VERNON.

0800 AM     HEAVY RAIN       3 S DANTE               42.99N 98.19W
09/11/2019  M4.10 INCH       CHARLES MIX        SD   COCORAHS

            COCORAHS STATION SD-CM-5 DANTE 3.1 S.

0800 AM     HEAVY RAIN       4 ENE KIMBALL           43.76N 98.88W
09/11/2019  M2.05 INCH       BRULE              SD   COCORAHS

            COCORAHS STATION SD-BL-8 KIMBALL 3.9 ENE.

0816 AM     HEAVY RAIN       PLATTE                  43.38N 98.84W
09/11/2019  M2.59 INCH       CHARLES MIX        SD   MESONET

            MESONET STATION EW6057 PLATTE.

0900 AM     HEAVY RAIN       4 WSW SIOUX FALLS       43.53N 96.80W
09/11/2019  M2.92 INCH       MINNEHAHA          SD   COCORAHS

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

0900 AM     HEAVY RAIN       13 WNW PLATTE           43.49N 99.06W
09/11/2019  M2.93 INCH       CHARLES MIX        SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION ACYS2 ACADEMY 2 NE.

0300 PM     HEAVY RAIN       6 SSW HUDSON            43.05N 96.49W
09/11/2019  M3.48 INCH       UNION              SD   MESONET

            MESONET STATION HWDI4 BIG SIOUX RIVER.

0300 PM     HEAVY RAIN       8 SSW AURORA            44.18N 96.75W
09/11/2019  M4.07 INCH       MOODY              SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION BRKS2 BROOKINGS 10
            SE.

0300 PM     HEAVY RAIN       2 SW MARSHALL           44.43N 95.83W
09/11/2019  M2.76 INCH       LYON               MN   MESONET

            MESONET STATION MSHM5 REDWOOD RIVER.

0300 PM     HEAVY RAIN       RUSSELL                 44.32N 95.95W
09/11/2019  M3.93 INCH       LYON               MN   MESONET

            MESONET STATION RUSM5 REDWOOD RIVER.

0341 PM     HEAVY RAIN       3 W GEDDES              43.26N 98.76W
09/11/2019  M2.76 INCH       CHARLES MIX        SD   MESONET

            MESONET STATION RLAS2 LAKE ANDES RAWS.

0346 PM     HEAVY RAIN       6 E FLANDREAU           44.06N 96.49W
09/11/2019  M2.19 INCH       MOODY              SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION FCRS2 FLANDREAU.

0352 PM     HEAVY RAIN       2 SW SERGEANT BLUFF     42.38N 96.38W
09/11/2019  M2.21 INCH       WOODBURY           IA   ASOS

            ASOS STATION KSUX SIOUX GATEWAY AIRPORT.

0400 PM     HEAVY RAIN       4 NNE PARKER            43.45N 97.11W
09/11/2019  M3.14 INCH       TURNER             SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION VRPS2 E.FORK
            VERMILLION RVR.

0400 PM     HEAVY RAIN       3 SSW SIOUX FALLS       43.50N 96.75W
09/11/2019  M3.35 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION WAVS2 SIOUX FALLS
            WESTERN AVENUE.

0400 PM     HEAVY RAIN       3 NNE HARTFORD          43.66N 96.92W
09/11/2019  M3.77 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION HTFS2 SKUNK CREEK.

0400 PM     HEAVY RAIN       WALL LAKE               43.53N 96.95W
09/11/2019  M3.53 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION WLPS2 WALL LAKE
            PRECIPITATION.

0400 PM     HEAVY RAIN       3 WSW SIOUX FALLS       43.53N 96.79W
09/11/2019  M5.60 INCH       MINNEHAHA          SD   MESONET

            MESONET STATION SIFS2 SKUNK CREEK.

0400 PM     HEAVY RAIN       4 SSE OLIVET            43.19N 97.64W
09/11/2019  M3.30 INCH       HUTCHINSON         SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION SCOS2 JAMES RIVER.

0400 PM     HEAVY RAIN       4 SSE OLIVET            43.19N 97.64W
09/11/2019  M1.92 INCH       HUTCHINSON         SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION SCOS2 JAMES RIVER.

0400 PM     HEAVY RAIN       8 WSW PLATTE            43.33N 98.97W
09/11/2019  M3.78 INCH       CHARLES MIX        SD   MESONET

            MESONET STATION PCPS2 PLATTE CREEK.

0400 PM     HEAVY RAIN       5 SSW JASPER            43.78N 96.44W
09/11/2019  M2.50 INCH       ROCK               MN   MESONET

            MESONET STATION JSPM5 SPLIT ROCK CREEK.

0400 PM     HEAVY RAIN       6 W PIPESTONE           43.99N 96.43W
09/11/2019  M4.77 INCH       PIPESTONE          MN   MESONET

            MESONET STATION PSTM5 PIPESTONE CREEK.

0400 PM     HEAVY RAIN       5 N PIPESTONE           44.08N 96.33W
09/11/2019  M5.17 INCH       PIPESTONE          MN   MESONET

            MESONET STATION PSNM5 NORTH BRANCH PIPESTONE
            CREEK NEA.

0400 PM     HEAVY RAIN       7 E AVOCA               43.95N 95.51W
09/11/2019  M3.35 INCH       MURRAY             MN   MESONET

            MESONET STATION AVOM5 WEST FORK DES MOINES
            RIVER NEAR.

0400 PM     HEAVY RAIN       1 NNW SIOUX CITY        42.52N 96.40W
09/11/2019  M2.36 INCH       WOODBURY           IA   CO-OP OBSERVER

            CO-OP OBSERVER STATION SIOI4 SIOUX CITY
            PERRY CREEK.

0400 PM     HEAVY RAIN       1 ESE HORNICK           42.23N 96.08W
09/11/2019  M2.38 INCH       WOODBURY           IA   MESONET

            MESONET STATION HOKI4 W FORK DITCH.

0415 PM     HEAVY RAIN       4 SSE FORESTBURG        43.97N 98.07W
09/11/2019  M2.92 INCH       SANBORN            SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION FORS2 JAMES RIVER.

0415 PM     HEAVY RAIN       4 N MOUNT VERNON        43.77N 98.25W
09/11/2019  M2.45 INCH       DAVISON            SD   MESONET

            MESONET STATION MTVS2 5 N MT VERNON.

0416 PM     HEAVY RAIN       2 SSW CROOKS            43.63N 96.83W
09/11/2019  M2.33 INCH       MINNEHAHA          SD   CO-OP OBSERVER

            CO-OP OBSERVER STATION WCCS2 WILLOW CREEK.

0421 PM     HEAVY RAIN       1 NNW PIPESTONE         44.01N 96.32W
09/11/2019  M2.42 INCH       PIPESTONE          MN   MESONET

            MESONET STATION RPPM5 REDSTONE RAWS.

0421 PM     HEAVY RAIN       2 N PIPESTONE           44.03N 96.32W
09/11/2019  M2.42 INCH       PIPESTONE          MN   CO-OP OBSERVER

            CO-OP OBSERVER STATION RPPM5 PIPESTONE RAWS.

0425 PM     HEAVY RAIN       3 N MITCHELL            43.77N 98.04W
09/11/2019  M2.52 INCH       DAVISON            SD   ASOS

            ASOS STATION KMHE MITCHELL MUNICIPAL
            AIRPORT.

0431 PM     HEAVY RAIN       1 WSW FAIRFAX           43.02N 98.90W
09/11/2019  M2.43 INCH       GREGORY            SD   MESONET

            MESONET STATION EW7290 BUTTE 8NNW.

0439 PM     HEAVY RAIN       VOLGA                   44.32N 96.92W
09/11/2019  M2.41 INCH       BROOKINGS          SD   MESONET

            MESONET STATION AT197 VOLGA.

0440 PM     HEAVY RAIN       5 S CANOVA              43.81N 97.49W
09/11/2019  M2.89 INCH       MCCOOK             SD   MESONET

            MESONET STATION FW2665 CANOVA.

0440 PM     HEAVY RAIN       9 SW PLATTE             43.29N 98.96W
09/11/2019  M2.56 INCH       CHARLES MIX        SD   MESONET

            MESONET STATION FW5808 PLATTE.

0441 PM     HEAVY RAIN       3 N MITCHELL            43.77N 98.04W
09/11/2019  M2.52 INCH       DAVISON            SD   ASOS

            ASOS STATION KMHE MITCHELL MUNICIPAL
            AIRPORT.

&&

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

7 flood. Local standard time, as filed.

Flood, Turner

When: September 11, 4:15 PM CST to September 18, 2:30 AM CST
Where: Turner County, 1.65 mi NNE of Monroe to 4.74 mi NE of Monroe
Cause: Heavy Rain
Property damage: $25,000
Reported by: River/Stream Gage
Coordinates: 43.500, -97.202

After excessive two-day rainfall in the headwaters of the Vermillion River (6.78 inches 2 miles east of Montrose, 5.63 inches at Montrose), the East Fork of the Vermillion River near Parker (gage site VRPS2) reached the highest crest on record of 5.09 feet above flood stage on September 13. Numerous county roads and bridges from the gaging site upstream were inundated.

Flood, McCook

When: September 11, 4:15 PM CST to September 18, 2:30 AM CST
Where: McCook County, 4.24 mi ESE of Canistota to 7.63 mi SE of Canistota
Cause: Heavy Rain
Property damage: $25,000
Reported by: River/Stream Gage
Coordinates: 43.580, -97.220

Flood, Turner

When: September 11, 8:00 PM CST to September 17, 1:00 AM CST
Where: Turner County, 4.01 mi E of Dolton to 2.13 mi NW of Marion
Cause: Heavy Rain
Property damage: $50,000
Reported by: River/Stream Gage
Coordinates: 43.500, -97.300

After record two-day rainfall in the headwaters of the Vermillion River (7.13 inches at Howard, 5.90 inches 5 miles northeast of Salem), the West Fork of the Vermillion River near Parker (gage site PKRS2) reached the second highest crest on record at 4.13 feet above flood stage on September 13. Numerous township and county roads were inundated.

Flood, Turner

When: September 12, 3:00 AM CST to September 21, 6:00 AM CST
Where: Turner County, 1.51 mi E of Parker to 3.66 mi WSW of Centerville
Cause: Heavy Rain
Property damage: $100,000
Reported by: River/Stream Gage
Coordinates: 43.400, -97.100

Excessive rainfall from September 10-12 in upper portions of the Vermillion River Basin (6.78 inches 2 miles east of Montrose, 5.63 inches at Montrose) resulted in the fourth highest crest on record at Davis (gage site DVSS2) of 4.65 feet above flood stage on September 14. Highway 18 was closed due to high water, and flood waters surrounded several homes on the west side of Davis.

Flood, Lincoln

When: September 12, 3:00 AM CST to September 21, 6:00 AM CST
Where: Lincoln County, 7.06 mi SW of Lennox Skie Arpt to 8.82 mi SSW of Lennox Skie Arpt
Cause: Heavy Rain
Property damage: $100,000
Reported by: River/Stream Gage
Coordinates: 43.224, -96.924

Flood, Turner

When: September 13, 4:00 AM CST to September 18, 10:00 PM CST
Where: Turner County, 3.33 mi WSW of Centerville to 2.05 mi SW of Centerville
Cause: Heavy Rain
Property damage: $10,000
Reported by: River/Stream Gage
Coordinates: 43.100, -97.030

Excessive rainfall from September 10-12 in upper portions of the Vermillion River Basin (6.78 inches 2 miles east of Montrose, 5.63 inches at Montrose) resulted in a crest on the Vermillion River near Wakonda (gage site WKAS2) of 1.58 feet above flood stage on September 16. Highway 19 south of Centerville was closed due to high water, along with numerous other county roads.

Flood, Clay

When: September 13, 4:00 AM CST to September 18, 10:00 PM CST
Where: Clay County, 5.59 mi NE of Wakonda to 8.36 mi ESE of Wakonda
Cause: Heavy Rain
Property damage: $20,000
Reported by: River/Stream Gage
Coordinates: 43.084, -97.031

What these are

Flood: Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in South Dakota in 2019 Every state in 2019 This day in weather history Warnings in South Dakota, September 2019

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 852583, 852593, 852478, 852612, 852616, 855644, 855645.