Alert archive / South Dakota / Flash Flood Watches in 2019

Flash Flood Watch 3, NWS Aberdeen, SD

September 11, 20198 counties in South Dakota

NWS Aberdeen, SD issued this flash flood watch at Sep 11, 2019, 12:17 PM CDT for 8 counties in South Dakota. It took effect at Sep 11, 2019, 7:00 PM CDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Sep 11, 2019, 12:17 PM CDT (17:17 UTC)
In effect from
Sep 11, 2019, 7:00 PM CDT
Expired
Sep 12, 2019, 5:48 AM CDT
In force
11 hr
Issued by
NWS Aberdeen, SD
Flood severity
None

Counties Buffalo County, SD, Clark County, SD, Codington County, SD, Deuel County, SD, Grant County, SD, Hamlin County, SD, Hand County, SD, Spink County, SD

The radar

The Aberdeen radar (KABR), 94 km from the middle of the area, began a volume at 17:22 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.

What forecasters said that day

The local office's own words before this flash flood watch went out, 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 this flash flood watch went out at Sep 11, 6:33 AM CDT, 5 hours 44 minutes earlier.

Area forecast discussion, Sep 11, 6:33 AM CDT, 5 hours 44 minutes before
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Hazardous weather outlook, Sep 11, 4:06 AM CDT, 8 hours 11 minutes before
Hazardous Weather Outlook
National Weather Service Aberdeen SD
406 AM CDT Wed Sep 11 2019

MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-120915-
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-
406 AM CDT Wed Sep 11 2019 /306 AM MDT Wed Sep 11 2019/

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

.DAY ONE...Today and tonight.

Showers and thunderstorms will track from west to east across the
area late this afternoon into tonight. A few of the storms may be
strong to severe, but widespread severe weather is not expected.
However, locally heavy rainfall will be possible.

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

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

Parkin

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 11, 8:09 AM CDTRiver Flood WarningABRCodington63 days
Sep 11, 6:37 PM CDTRiver Flood WarningABRTraverse7 days

Nearby

Flash Flood Watches in South Dakota, 2019Every flash flood watch in 2019

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.