Alert archive / Iowa / River Flood Warnings in 2024

River Flood Warning 64, NWS Sioux Falls, SD

June 21, 2024O'Brien County, Iowa

NWS Sioux Falls, SD issued this river flood warning at Jun 21, 2024, 6:24 AM CDT for O'Brien County, Iowa. It was in force for 9 days.

The area

The counties it named.

The facts

Issued: Jun 21, 2024, 6:24 AM CDT (11:24 UTC)
Expired: Jun 30, 2024, 10:18 AM CDT
In force: 9 days
Issued by: NWS Sioux Falls, SD
Area: Storm-based polygon
Flood severity: Minor

County O'Brien County, IA

The radar

The Sioux Falls radar (KFSD), 105 km from the middle of the area, began a volume at 11:28 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 Waterman Creek near Sutherland (SWCI4).

Action stage: 1235 ft
Minor stage: 1236 ft
Moderate stage: 1239 ft
Major stage: 1242 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.

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 Jun 21, 4:28 AM CDT, 1 hour 56 minutes earlier.

Area forecast discussion, Jun 21, 4:28 AM CDT, 1 hour 56 minutes before

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Hazardous weather outlook, Jun 20, 6:31 PM CDT, 11 hours 53 minutes before

Hazardous Weather Outlook
National Weather Service Sioux Falls SD
631 PM CDT Thu Jun 20 2024

SDZ050-057-058-063-064-212345-
Gregory-Brule-Aurora-Charles Mix-Douglas-
631 PM CDT Thu Jun 20 2024

This Hazardous Weather Outlook is for south central South Dakota.

.DAY ONE...Tonight.

Another round of showers and storms is expected to spread in from
central South Dakota tonight. There is a low risk of severe storms
this evening, and heavy downpours may lead to flash flooding
overnight.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Another round of showers and storms is likely Friday night with
scattered strong to severe storms possible. All hazards are possible
with storms Friday night, including flash flooding.

By Saturday, a widespread 1 to 3 inches of rain is expected with
isolated amounts of 5 or more inches. Multiple periods of locally
heavy rainfall means ponding of water and rises in area streams and
creeks are expected.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

IAZ001-MNZ071-072-080-081-089-090-097-098-SDZ038>040-052>056-059>062-
065>070-212345-
Lyon-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-Beadle-
Kingsbury-Brookings-Jerauld-Sanborn-Miner-Lake-Moody-Davison-Hanson-
McCook-Minnehaha-Hutchinson-Turner-Bon Homme-Yankton-Clay-
631 PM CDT Thu Jun 20 2024

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

.DAY ONE...Tonight.

Another round of showers and storms is expected to spread in from
central South Dakota tonight. While severe storms are not expected at
this time, heavy downpours may lead to flash flooding overnight.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Another round of showers and storms is likely Friday night with
scattered strong to severe storms possible. All hazards are possible
with storms Friday night, including flash flooding.

By Saturday, a widespread 2 to 4 inches of rain i4s expected with
isolated amounts of 6 or more inches. Multiple periods of locally
heavy rainfall means ponding of water and rises in area streams and
creeks are expected.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

IAZ002-003-012>014-020>022-031-032-NEZ013-014-SDZ071-212345-
Osceola-Dickinson-Sioux-O'Brien-Clay-Plymouth-Cherokee-Buena Vista-
Woodbury-Ida-Dixon-Dakota-Union-
631 PM CDT Thu Jun 20 2024

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

.DAY ONE...Tonight.

Another round of showers and storms may spread in from central South
Dakota and Nebraska tonight. Severe weather is not expected at this
time.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Another round of showers and storms may track through the region
Friday night with isolated strong to severe storms possible. All
hazards are possible with storms Friday night, including flash
flooding.

By Saturday, a widespread 1 to 2 inches of rain is expected with
isolated amounts of 3 or more inches. Multiple periods of locally
heavy rainfall means ponding of water and rises in area streams and
creeks are expected.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Local storm report, Jun 21, 3:16 AM CDT, 3 hours 8 minutes before

Preliminary Local Storm Report
National Weather Service Sioux Falls SD
316 AM CDT Fri Jun 21 2024

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

0300 AM     Flash Flood      3 SE Tea                43.41N 96.80W
06/21/2024                   Lincoln            SD   Law Enforcement

            Portions of I-29 flooded near mile marker
            69.

&&

ak

Local storm report, Jun 21, 3:17 AM CDT, 3 hours 7 minutes before

Preliminary Local Storm Report
National Weather Service Sioux Falls SD
317 AM CDT Fri Jun 21 2024

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

0309 AM     Flash Flood      5 S Salem               43.66N 97.39W
06/21/2024                   McCook             SD   Emergency Mngr

            Highway 81 impassable due to flooding near
            257th St.

&&

ak

Local storm report, Jun 21, 3:46 AM CDT, 2 hours 38 minutes before

Preliminary Local Storm Report
National Weather Service Sioux Falls SD
346 AM CDT Fri Jun 21 2024

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

0330 AM     Flash Flood      3 WNW Hull              43.21N 96.18W
06/21/2024                   Sioux              IA   Law Enforcement

            Reported via Sheriffs Office on social
            media. Water over roadway on Highway 75,
            north of north junction of Highway 18. Time
            and location estimated.

&&

BP

Local storm report, Jun 21, 4:03 AM CDT, 2 hours 21 minutes before

Preliminary Local Storm Report
National Weather Service Sioux Falls SD
403 AM CDT Fri Jun 21 2024

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

0400 AM     Flash Flood      1 NW Rock Rapids        43.43N 96.18W
06/21/2024                   Lyon               IA   Emergency Mngr

            Evacuations taking place from rising waters
            along Moon Creek on west edge of Rock
            Rapids.

&&

BP

Local storm report, Jun 21, 4:39 AM CDT, 1 hour 45 minutes before

Preliminary Local Storm Report
National Weather Service Sioux Falls SD
439 AM CDT Fri Jun 21 2024

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

0438 AM     Flash Flood      4 NNE Dolton            43.54N 97.35W
06/21/2024                   McCook             SD   Emergency Mngr

            Hwy 42 closed due to water over the road 1
            mile east of Hwy 81.

&&

ak

Local storm report, Jun 21, 6:03 AM CDT, 21 minutes before

Preliminary Local Storm Report
National Weather Service Sioux Falls SD
603 AM CDT Fri Jun 21 2024

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

0520 AM     Rain             1 NNW Canton            43.31N 96.59W
06/21/2024  M7.75 Inch       Lincoln            SD   CO-OP Observer

            CO-OP Observer station CNNS2 Canton.

0515 AM     Rain             3 S Chamberlain         43.77N 99.32W
06/21/2024  M6.21 Inch       Brule              SD   ASOS

            ASOS station K9V9 Chamberlain Municipal
            Airport.

0510 AM     Rain             5 SW George             43.28N 96.06W
06/21/2024  M5.02 Inch       Lyon               IA   Mesonet

            Mesonet station 8357D 4 SW George.

0453 AM     Rain             3 N Mitchell            43.77N 98.04W
06/21/2024  M4.87 Inch       Davison            SD   ASOS

            ASOS station KMHE Mitchell Municipal
            Airport.

0530 AM     Rain             5 S Canova              43.81N 97.49W
06/21/2024  M4.73 Inch       McCook             SD   Mesonet

            Mesonet station FW2665 Canova.

0528 AM     Rain             1 NNE Harrisburg        43.44N 96.69W
06/21/2024  M4.59 Inch       Lincoln            SD   Mesonet

            Mesonet station GW4277 HARRISBURG.

0456 AM     Rain             3 NNW Sioux Falls       43.58N 96.75W
06/21/2024  M4.38 Inch       Minnehaha          SD   ASOS

            ASOS station KFSD Sioux Falls Airport.

0515 AM     Rain             6 ENE Rock Rapids       43.44N 96.06W
06/21/2024  M4.27 Inch       Lyon               IA   Mesonet

            Mesonet station 7192D 5 SSW Ellsworth.

0515 AM     Rain             5 SSE Baltic            43.69N 96.70W
06/21/2024  M4.27 Inch       Minnehaha          SD   Mesonet

            Mesonet station 2040D 5 SSE Baltic.

0515 AM     Rain             3 WSW Luverne           43.64N 96.26W
06/21/2024  M4.14 Inch       Rock               MN   Mesonet

            Mesonet station FW5856 Luverne.

0530 AM     Rain             4 WNW Rowena            43.55N 96.63W
06/21/2024  M4.03 Inch       Minnehaha          SD   Mesonet

            Mesonet station FW9701 Sioux Falls.

0515 AM     Rain             4 SE Sioux Falls        43.51N 96.67W
06/21/2024  M3.85 Inch       Minnehaha          SD   Mesonet

            Mesonet station GW4962 SIOUX FALLS.

0500 AM     Rain             4 S Colton              43.73N 96.94W
06/21/2024  M3.82 Inch       Minnehaha          SD   Cocorahs

            Cocorahs station SD-MH-101 Colton 3.8 S.

0515 AM     Rain             2 SSW Crooks            43.63N 96.83W
06/21/2024  M3.75 Inch       Minnehaha          SD   CO-OP Observer

            CO-OP Observer station WCCS2 2.3 SW Crooks.

0430 AM     Rain             1 WNW Dell Rapids       43.83N 96.73W
06/21/2024  M3.69 Inch       Minnehaha          SD   Cocorahs

            Cocorahs station SD-MH-70 Dell Rapids 0.9
            WNW.

0515 AM     Rain             5 SSW Jasper            43.78N 96.44W
06/21/2024  M3.56 Inch       Rock               MN   Mesonet

            Mesonet station JSPM5 2.3 NE Sherman.

0400 AM     Rain             3 ESE Sioux Falls       43.54N 96.68W
06/21/2024  M3.50 Inch       Minnehaha          SD   Cocorahs

            Cocorahs station SD-MH-2 Sioux Falls 2.6
            ESE.

0430 AM     Rain             4 SSE Olivet            43.19N 97.64W
06/21/2024  M3.43 Inch       Hutchinson         SD   CO-OP Observer

            CO-OP Observer station SCOS2 4.3 SE Olivet.

0555 AM     Rain             3 SSE Lake Park         43.40N 95.31W
06/21/2024  E3.25 Inch       Dickinson          IA   Emergency Mngr

0525 AM     Rain             3 SSE Lake Park         43.40N 95.31W
06/21/2024  M3.00 Inch       Dickinson          IA   Mesonet

            Mesonet station AS497 Lake Park.

0515 AM     Rain             6 WNW Fostoria          43.27N 95.26W
06/21/2024  M2.86 Inch       Dickinson          IA   Mesonet

            Mesonet station FW1255 Milford.

0529 AM     Rain             2 WSW Terril            43.30N 95.01W
06/21/2024  M2.80 Inch       Dickinson          IA   Mesonet

            Mesonet station FW7399 TERRIL.

0516 AM     Rain             Ethan                   43.54N 97.98W
06/21/2024  M2.77 Inch       Davison            SD   Mesonet

            Mesonet station ETHNS Ethan.

0515 AM     Rain             4 SSE Forestburg        43.97N 98.07W
06/21/2024  M2.76 Inch       Sanborn            SD   CO-OP Observer

            CO-OP Observer station FORS2 3.8 SE
            Forestburg.

0526 AM     Rain             Spirit Lake             43.42N 95.10W
06/21/2024  M2.60 Inch       Dickinson          IA   Mesonet

            Mesonet station EW9051 Spirit Lake.

0430 AM     Rain             6 W Pipestone           43.99N 96.43W
06/21/2024  M2.53 Inch       Pipestone          MN   Mesonet

            Mesonet station PSTM5 6.0 NW Ihlen.

0515 AM     Rain             3 NNE Hartford          43.66N 96.92W
06/21/2024  M2.40 Inch       Minnehaha          SD   CO-OP Observer

            CO-OP Observer station HTFS2 2.7 NE
            Hartford.

0515 AM     Rain             10 S Lakefield          43.53N 95.16W
06/21/2024  M2.40 Inch       Jackson            MN   Mesonet

            Mesonet station 2001D 6 NW Orleans.

0521 AM     Rain             1 NNW Pipestone         44.01N 96.32W
06/21/2024  M2.38 Inch       Pipestone          MN   Mesonet

            Mesonet station RPPM5 Redstone RAWS.

0526 AM     Rain             2 NNW Huron             44.39N 98.23W
06/21/2024  M2.36 Inch       Beadle             SD   ASOS

            ASOS station KHON Huron Regional Airport.

0505 AM     Rain             2 WNW Bergen            43.80N 95.02W
06/21/2024  M2.35 Inch       Jackson            MN   Emergency Mngr

0515 AM     Rain             2 NW Hartley            43.20N 95.50W
06/21/2024  M2.27 Inch       O'Brien            IA   Mesonet

            Mesonet station EW7617 Hartley.

0516 AM     Rain             2 ENE Worthington       43.63N 95.57W
06/21/2024  M2.23 Inch       Nobles             MN   AWOS

            AWOS station KOTG Worthington Airport.

0510 AM     Rain             1 S Centerville         43.10N 96.96W
06/21/2024  M2.19 Inch       Turner             SD   Mesonet

            Mesonet station 1699D 1 S Centerville.

0515 AM     Rain             1 SSE Rock Rapids       43.42N 96.16W
06/21/2024  M2.12 Inch       Lyon               IA   CO-OP Observer

            CO-OP Observer station RAPI4 0.5 S Rock
            Rapids.

0516 AM     Rain             1 E Wahpeton            43.37N 95.16W
06/21/2024  M2.07 Inch       Dickinson          IA   Mesonet

            Mesonet station OKBJO Wahpeton.

0525 AM     Rain             Elkton                  44.23N 96.48W
06/21/2024  M1.98 Inch       Brookings          SD   Mesonet

            Mesonet station FW9886 Elkton.

0527 AM     Rain             Lakefield               43.68N 95.18W
06/21/2024  M1.97 Inch       Jackson            MN   Mesonet

            Mesonet station FW2295 Lakefield.

0515 AM     Rain             4 NNW Elkton            44.29N 96.53W
06/21/2024  M1.92 Inch       Brookings          SD   Mesonet

            Mesonet station GW0796 Elkton.

0515 AM     Rain             1 WSW Fairfax           43.02N 98.90W
06/21/2024  M1.90 Inch       Gregory            SD   Mesonet

            Mesonet station EW7290 Butte 8NNW.

0515 AM     Rain             Platte                  43.38N 98.84W
06/21/2024  M1.81 Inch       Charles Mix        SD   Mesonet

            Mesonet station EW6057 Platte.

0515 AM     Rain             2 NW Orleans            43.47N 95.12W
06/21/2024  M1.71 Inch       Dickinson          IA   Mesonet

            Mesonet station SLKI4 2.1 NW Orleans.

0513 AM     Rain             1 WSW Slayton           43.98N 95.78W
06/21/2024  M1.67 Inch       Murray             MN   AWOS

            AWOS station KDVP Slayton Municipal Airport.

0441 AM     Rain             3 W Geddes              43.26N 98.76W
06/21/2024  M1.66 Inch       Charles Mix        SD   Mesonet

            Mesonet station RLAS2 Lake Andes RAWS.

0515 AM     Rain             1 SSE Sioux Center      43.06N 96.17W
06/21/2024  M1.57 Inch       Sioux              IA   Mesonet

            Mesonet station EW2631 Sioux Center.

0525 AM     Rain             1 SSW Hawarden          42.99N 96.49W
06/21/2024  M1.54 Inch       Sioux              IA   Mesonet

            Mesonet station FW6302 Hawarden.

0430 AM     Rain             7 E Avoca               43.95N 95.51W
06/21/2024  M1.54 Inch       Murray             MN   Mesonet

            Mesonet station AVOM5 7.5 S Dovray.

0456 AM     Rain             2 NE Yankton            42.92N 97.37W
06/21/2024  M1.36 Inch       Yankton            SD   AWOS

            AWOS station KYKN Yankton Municipal Airport.

0510 AM     Rain             2 N Bonesteel           43.11N 98.95W
06/21/2024  M1.33 Inch       Gregory            SD   Mesonet

            Mesonet station 7896D 2 N Bonesteel.

0430 AM     Rain             Russell                 44.32N 95.95W
06/21/2024  M1.33 Inch       Lyon               MN   Mesonet

            Mesonet station RUSM5 Russell.

0456 AM     Rain             1 W Marshall            44.45N 95.82W
06/21/2024  M1.21 Inch       Lyon               MN   AWOS

            AWOS station KMML Marshall Municipal
            Airport.

0525 AM     Rain             3 W Arco                44.39N 96.24W
06/21/2024  M1.06 Inch       Lincoln            MN   Mesonet

            Mesonet station AT653 Ivanhoe.

&&

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 20, 8:29 PM CDT	Flash Flood Warning	FSD	Brule	3 hr
Jun 20, 9:06 PM CDT	Flash Flood Warning	FSD	Aurora, Brule, Davison	3 hr
Jun 20, 10:14 PM CDT	Flash Flood Warning	FSD	Davison, Hanson	11 hr
Jun 20, 11:01 PM CDT	Flash Flood Warning	FSD	Hanson, Lake, McCook, Miner, Minnehaha	9 hr
Jun 20, 11:20 PM CDT	Areal Flood Warning	FSD	Brule	12 hr
Jun 21, 12:10 AM CDT	Flash Flood Warning	FSD	Lincoln, Minnehaha, Turner	9 hr
Jun 21, 12:22 AM CDT	Flash Flood Warning	FSD	Hutchinson, Lincoln, Turner	9 hr
Jun 21, 12:30 AM CDT	Flash Flood Warning	FSD	Aurora, Brule, Davison	8 hr
Jun 21, 1:11 AM CDT	Flash Flood Warning	FSD	Minnehaha	8 hr
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Davison	7 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Lincoln	21 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Lincoln, Union	21 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	McCook	21 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Bon Homme, Hutchinson, Yankton	21 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Turner	6 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Turner	7 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Union	21 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Sanborn	21 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Davison, Hanson	21 days
Jun 21, 1:47 AM CDT	River Flood Warning	FSD	Minnehaha	3 days
Jun 21, 1:47 AM CDT	River Flood Warning	FSD	Minnehaha	21 days
Jun 21, 2:17 AM CDT	River Flood Warning	FSD	Turner	6 days
Jun 21, 2:29 AM CDT	Flash Flood Warning	FSD	Clay, Lincoln, Turner, Union, Yankton	7 hr
Jun 21, 2:32 AM CDT	River Flood Warning	FSD	Minnehaha	21 days
Jun 21, 2:32 AM CDT	River Flood Warning	FSD	Lincoln, Minnehaha	21 days
Jun 21, 3:19 AM CDT	River Flood Warning	FSD	Lincoln, Minnehaha	13 days
Jun 21, 4:51 AM CDT	River Flood Warning	FSD	Hutchinson	21 days
Jun 21, 6:24 AM CDT	River Flood Warning	FSD	Minnehaha	3 days
Jun 21, 6:24 AM CDT	River Flood Warning	FSD	Minnehaha	6 days
Jun 21, 6:24 AM CDT	River Flood Warning	FSD	Brookings, Moody	12 days
Jun 21, 6:24 AM CDT	River Flood Warning	FSD	Minnehaha	14 days
Jun 21, 7:42 AM CDT	Areal Flood Warning	FSD	Aurora, Brule	12 hr
Jun 21, 7:48 AM CDT	Areal Flood Warning	FSD	Aurora, Bon Homme, Clay, Davison, Hanson, Hutchinson and 7 more	50 hr
Jun 21, 7:53 AM CDT	Areal Flood Warning	FSD	Lake, Minnehaha, Moody	50 hr
Jun 21, 8:02 AM CDT	Areal Flood Warning	FSD	Lincoln, Turner, Union	3 days
Jun 21, 8:31 AM CDT	River Flood Warning	FSD	McCook	21 days
Jun 21, 8:34 AM CDT	River Flood Warning	FSD	Minnehaha	4 days
Jun 21, 9:44 AM CDT	River Flood Warning	FSD	Minnehaha, Moody	21 days
Jun 21, 9:44 AM CDT	River Flood Warning	FSD	Turner	21 days
Jun 21, 9:58 AM CDT	Areal Flood Warning	FSD	Bon Homme, Charles Mix, Hutchinson	12 hr
Jun 21, 12:41 PM CDT	River Flood Warning	FSD	Yankton	21 days
Jun 21, 12:41 PM CDT	River Flood Warning	FSD	Clay	21 days
Jun 21, 1:34 PM CDT	Severe Thunderstorm Warning	FSD	Aurora, Charles Mix, Davison, Douglas, Hutchinson	41 min
Jun 21, 5:07 PM CDT	Severe Thunderstorm Warning	FSD	Lake, McCook, Miner, Minnehaha	38 min
Jun 21, 5:40 PM CDT	Severe Thunderstorm Warning	FSD	Lake, McCook, Minnehaha, Moody	50 min
Jun 21, 5:48 PM CDT	Flash Flood Warning	FSD	Davison, Hanson, Lake, McCook, Miner, Moody and 1 more	3 hr
Jun 21, 6:27 PM CDT	Flash Flood Warning	FSD	Brookings, Moody	4 hr
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Dickinson	9 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Dickinson	12 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	O'Brien, Sioux	3 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Cherokee	21 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Plymouth, Sioux	4 days
Jun 21, 1:24 AM CDT	River Flood Warning	FSD	Lyon, Sioux	5 days
Jun 21, 3:45 AM CDT	Flash Flood Warning	FSD	O'Brien, Osceola, Sioux	6 hr
Jun 21, 4:11 AM CDT	River Flood Warning	FSD	Sioux	12 hr
Jun 21, 6:15 AM CDT	Areal Flood Warning	FSD	Clay, Dickinson, O'Brien, Osceola	12 hr
Jun 21, 6:29 AM CDT	River Flood Warning	FSD	O'Brien	21 days
Jun 21, 7:39 AM CDT	River Flood Warning	FSD	Lyon	21 days
Jun 21, 7:39 AM CDT	River Flood Warning	FSD	Lyon	21 days
Jun 21, 9:44 AM CDT	River Flood Warning	FSD	Clay, O'Brien	4 days
Jun 21, 12:41 PM CDT	River Flood Warning	FSD	Plymouth, Sioux	72 hr
Jun 21, 12:41 PM CDT	River Flood Warning	FSD	Plymouth	4 days
Jun 21, 12:41 PM CDT	River Flood Warning	FSD	Plymouth	4 days
Jun 21, 12:41 PM CDT	River Flood Warning	FSD	Cherokee, Ida, Woodbury	21 days
Jun 21, 3:46 PM CDT	Tornado Warning	FSD	O'Brien, Sioux	29 min
Jun 21, 4:13 PM CDT	Severe Thunderstorm Warning	FSD	O'Brien, Osceola	32 min
Jun 21, 4:18 PM CDT	Tornado Warning	FSD	O'Brien	27 min
Jun 21, 4:41 PM CDT	Severe Thunderstorm Warning	FSD	Clay, Dickinson	34 min
Jun 21, 5:10 PM CDT	Severe Thunderstorm Warning	FSD	Clay, Dickinson	50 min
Jun 21, 3:47 AM CDT	River Flood Warning	FSD	Rock	21 days
Jun 21, 5:40 AM CDT	River Flood Warning	FSD	Pipestone	21 days
Jun 21, 6:24 AM CDT	River Flood Warning	FSD	Rock	3 days
Jun 21, 12:41 PM CDT	River Flood Warning	FSD	Cottonwood, Jackson	21 days
Jun 21, 12:41 PM CDT	River Flood Warning	FSD	Jackson	17 days
Jun 21, 12:41 PM CDT	River Flood Warning	FSD	Lyon	5 days

Nearby

River Flood Warnings in Iowa, 2024 Every river flood warning in 2024

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.