Alert archive / South Dakota / River Flood Warnings in 2010

River Flood Warning 183, NWS Sioux Falls, SD

September 23, 2010McCook County, South Dakota

NWS Sioux Falls, SD issued this river flood warning at Sep 23, 2010, 3:48 PM CDT for McCook County, South Dakota. It was in force for 3 days.

The area

The counties it named.

The facts

Issued
Sep 23, 2010, 3:48 PM CDT (20:48 UTC)
Expired
Sep 26, 2010, 8:44 PM CDT
In force
3 days
Issued by
NWS Sioux Falls, SD
Flood severity
Minor

County McCook County, SD

The radar

The Sioux Falls radar (KFSD), 52 km from the middle of the area, began a volume at 20:49 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 Little Vermillion River near Salem (LVSS2).

Action stage
6 ft
Minor stage
7 ft
Moderate stage
8 ft
Major stage
9 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06478540, 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 Sep 23, 3:00 PM CDT, 48 minutes earlier.

Area forecast discussion, Sep 23, 3:00 PM CDT, 48 minutes before
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Hazardous weather outlook, Sep 23, 10:49 AM CDT, 4 hours 59 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1049 AM CDT THU SEP 23 2010

SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098-
IAZ001>003-012>014-020>022-031-032-NEZ013-014-241200-
AURORA-BEADLE-BON HOMME-BROOKINGS-BRULE-BUENA VISTA IA-
CHARLES MIX-CHEROKEE IA-CLAY-CLAY IA-COTTONWOOD MN-DAKOTA NE-
DAVISON-DICKINSON IA-DIXON NE-DOUGLAS-GREGORY-HANSON-HUTCHINSON-
IDA IA-JACKSON MN-JERAULD-KINGSBURY-LAKE-LINCOLN-LINCOLN MN-
LYON IA-LYON MN-MCCOOK-MINER-MINNEHAHA-MOODY-MURRAY MN-NOBLES MN-
OBRIEN IA-OSCEOLA IA-PIPESTONE MN-PLYMOUTH IA-ROCK MN-SANBORN-
SIOUX IA-TURNER-UNION-WOODBURY IA-YANKTON-
1049 AM CDT THU SEP 23 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA...
SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS...
ALONG WITH THE WIDESPREAD SHOWERS...SCATTERED THUNDERSTORMS
SHOULD DEVELOP THIS AFTERNOON...ESPECIALLY SOUTHEAST OF A LINE
FROM TRACY MINNESOTA TO VERMILLION SOUTH DAKOTA...OVER NORTHWEST
IOWA. A FEW OF THESE STORMS COULD PRODUCE WIND GUSTS TO AROUND 60
MPH...SOME HAIL UP TO QUARTER SIZE...AND EVEN A BRIEF TORNADO.

FLOODING...
SHOWERS AND A FEW THUNDERSTORMS WILL BRING HEAVY RAIN TO PARTS OF
THE AREA TODAY...ESPECIALLY NEAR AND EAST OF THE BIG SIOUX RIVER.
DUE TO SATURATED CONDITIONS...FLASH FLOODING IS POSSIBLE IN THIS
AREA. FLOODING OF RIVERS...STREAMS...AND CREEKS IS STILL A THREAT
EVERYWHERE...INCLUDING WELL KNOWN RIVERS SUCH AS THE BIG
SIOUX...LITTLE SIOUX...DES MOINES...AND REDWOOD.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

LOW PRESSURE MOVING SOUTHEAST OVER THE AREA FROM CANADA MAY BRING
ISOLATED TO SCATTERED THUNDERSTORMS LATE FRIDAY NIGHT AND
SATURDAY. SEVERE STORMS ARE NOT EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE POSSIBLE AFTER 2 PM CDT...MAINLY
SOUTHEAST OF LINE FROM TRACY MINNESOTA TO VERMILLION SOUTH
DAKOTA.

&&

FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT
WWW.WEATHER.GOV/SIOUXFALLS. THIS INCLUDES THE GRAPHICAL HAZARDOUS
WEATHER OUTLOOK.

RSR

In the hours before

Local storm report, Sep 23, 2:53 PM CDT, 55 minutes before
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Local storm report, Sep 23, 2:55 PM CDT, 53 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 22, 7:31 PM CDTFlash Flood WarningFSDBrookings6 hr
Sep 22, 8:04 PM CDTFlash Flood WarningFSDLake, Moody6 hr
Sep 22, 10:43 PM CDTFlash Flood WarningFSDClay, Union, Yankton6 hr
Sep 22, 10:59 PM CDTRiver Flood WarningFSDMoody58 hr
Sep 22, 11:47 PM CDTRiver Flood WarningFSDBrookings, Moody11 days
Sep 22, 11:47 PM CDTRiver Flood WarningFSDMinnehaha, Moody11 days
Sep 22, 11:47 PM CDTRiver Flood WarningFSDMinnehaha11 days
Sep 22, 11:47 PM CDTRiver Flood WarningFSDLincoln, Minnehaha11 days
Sep 22, 11:47 PM CDTRiver Flood WarningFSDLincoln, Union16 days
Sep 22, 11:47 PM CDTRiver Flood WarningFSDUnion17 days
Sep 23, 1:30 AM CDTAreal Flood WarningFSDBrookings, Lake, Moody15 hr
Sep 23, 8:00 AM CDTRiver Flood WarningFSDMinnehaha4 days
Sep 23, 9:29 AM CDTRiver Flood WarningFSDTurner7 days
Sep 23, 9:29 AM CDTRiver Flood WarningFSDClay10 days
Sep 23, 9:29 AM CDTRiver Flood WarningFSDHutchinson, Yankton8 days
Sep 23, 12:30 PM CDTRiver Flood WarningFSDBrookings4 days
Sep 22, 11:47 PM CDTRiver Flood WarningFSDClay15 days
Sep 22, 11:47 PM CDTRiver Flood WarningFSDBuena Vista, Clay13 days
Sep 23, 8:00 AM CDTRiver Flood WarningFSDLyon5 days
Sep 23, 10:46 AM CDTRiver Flood WarningFSDClay5 days
Sep 22, 7:23 PM CDTSevere Thunderstorm WarningFSDMurray, Nobles, Pipestone, Rock37 min
Sep 22, 7:54 PM CDTSevere Thunderstorm WarningFSDMurray, Nobles, Pipestone, Rock36 min
Sep 22, 8:11 PM CDTFlash Flood WarningFSDCottonwood, Lyon, Murray6 hr
Sep 22, 9:54 PM CDTFlash Flood WarningFSDCottonwood, Jackson, Murray, Nobles6 hr
Sep 22, 11:47 PM CDTRiver Flood WarningFSDCottonwood, Jackson21 days
Sep 22, 11:47 PM CDTRiver Flood WarningFSDJackson21 days
Sep 22, 11:47 PM CDTRiver Flood WarningFSDLyon8 days
Sep 22, 11:47 PM CDTRiver Flood WarningFSDLyon8 days
Sep 23, 10:26 AM CDTAreal Flood WarningFSDRock33 hr

Nearby

River Flood Warnings in South Dakota, 2010Every river flood warning in 2010

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.