Flood in South Dakota, March 22 to 29, 2019

Name: Flood in South Dakota, March 22 to 29, 2019
Start: 2019-03-22T20:00
End: 2019-03-29T12:45
Location: South Dakota

March 22 to 29, 2019 · NWS ABR · 1 event in 1 county or zone

Snow melt water caused flooding on the Big Sioux River near Florence for about a week at the end of March. The river rose to almost a foot above the flood stage of 8 feet near Florence.

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: None recorded
Crop damage: None recorded
Events: 1

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 ABR wrote it up.

Snow melt water caused flooding on the Big Sioux River near Florence for about a week at the end of March. The river rose to almost a foot above the flood stage of 8 feet near Florence.

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 Aberdeen, SD wrote its last area forecast discussion before the first event at Mar 22, 5:28 PM CST, 2 hours 32 minutes earlier.

Area forecast discussion, Mar 22, 5:28 PM CST, 2 hours 32 minutes before

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Hazardous weather outlook, Mar 22, 1:44 PM CST, 6 hours 16 minutes before

Hazardous Weather Outlook...UPDATED
National Weather Service Aberdeen SD
244 PM CDT Fri Mar 22 2019

MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-231945-
Traverse-Big Stone-Corson-Campbell-McPherson-Brown-Marshall-Roberts-
Walworth-Edmunds-Day-Dewey-Potter-Faulk-Spink-Clark-Codington-Grant-
Hamlin-Deuel-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
244 PM CDT Fri Mar 22 2019 /144 PM MDT Fri Mar 22 2019/

This Hazardous Weather Outlook is for west central Minnesota,
central South Dakota, north central South Dakota and northeast
South Dakota.

.DAY ONE...This afternoon and tonight.

Areas of fog are possible once again tonight, possibly dense at
times.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Continued snowmelt over the next several days will contribute to
overland and river/stream flooding over portions of the region.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

TMT

The radar

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

Open the radar archive at this moment

Event by event

1 flood. Local standard time, as filed.

Flood, Grant

When: March 22, 8:00 PM CST to March 29, 12:45 PM CST
Where: Grant County, 8.14 mi NNE of Hiland to 4.86 mi NE of Hiland
Cause: Heavy Rain / Snow Melt
Reported by: River/Stream Gage
Coordinates: 45.290, -97.140

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, March 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 2026-10-01. Each event’s entry at NCEI: 814046.