Alert archive / South Dakota / Winter Storm Watches in 2013

Winter Storm Watch 1, NWS Sioux Falls, SD

February 7, 20139 counties in South Dakota

NWS Sioux Falls, SD issued this winter storm watch at Feb 7, 2013, 2:52 PM CST for 9 counties in South Dakota. It took effect at Feb 9, 2013, 6:00 PM CST. It was in force for .

The area

The counties it named.

The facts

Issued
Feb 7, 2013, 2:52 PM CST (20:52 UTC)
In effect from
Feb 9, 2013, 6:00 PM CST
Expired
Feb 8, 2013, 4:11 AM CST
In force
Issued by
NWS Sioux Falls, SD

Counties Aurora County, SD, Beadle County, SD, Brookings County, SD, Brule County, SD, Charles Mix County, SD, Gregory County, SD, Jerauld County, SD, Kingsbury County, SD, Sanborn County, SD

The radar

The Sioux Falls radar (KFSD), 131 km from the middle of the area, began a volume at 20:58 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 winter storm watch 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 winter storm watch went out at Feb 7, 10:54 AM CST, 3 hours 58 minutes earlier.

Area forecast discussion, Feb 7, 10:54 AM CST, 3 hours 58 minutes before
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Hazardous weather outlook, Feb 7, 4:52 AM CST, 10 hours before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
0452 AM CST THU FEB 07 2013

SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098-
IAZ001>003-012>014-020>022-031-032-NEZ013-014-081200-
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-
0452 AM CST THU FEB 07 2013

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

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

STRONG SOUTHERLY WINDS ARE LIKELY FRIDAY AFTERNOON FROM MITCHELL
TO CHAMBERLAIN...AND SOUTH INTO GREGORY AND CHARLES MIX COUNTIES.
WINDS OF 20 TO 30 MPH AND GUSTS UP TO 40 MPH ARE POSSIBLE.

CONFIDENCE ON ACCUMULATING SNOWFALL FOR PORTIONS OF THE AREA
SATURDAY NIGHT INTO SUNDAY NIGHT CONTINUES TO INCREASE. AT THIS
TIME THE GREATEST THREAT FOR SIGNIFICANT SNOW APPEARS TO BE FROM
THE JAMES VALLEY TO JUST NORTH OF BROOKINGS AND MARSHALL. WINDS
WILL ALSO BE STRONG OUT OF THE NORTHWEST...POSSIBLY CREATING NEAR
BLIZZARD CONDITIONS IN THIS AREA. FURTHER SOUTHEAST CONFIDENCE IS
LOWER. RAIN WILL LIKELY BE THE PREDOMINANT PRECIPITATION TYPE
ACROSS MOST OF NORTHWEST IOWA...WITH RAIN LIKELY MIXING WITH THE
SNOW FOR A SIGNIFICANT PORTION OF THE STORM AS FAR NORTHWEST AS
YANKTON...SIOUX FALLS....SALEM AND MADISON. SHIFTS IN THE TRACK
ARE STILL LIKELY...AND ANY SHIFT COULD HAVE SIGNIFICANT IMPACTS
ON WHERE THE HEAVIEST SNOW FALLS...AND WHERE MAINLY RAIN OCCURS.
BLOWING SNOW WILL LIKELY CONTINUE INTO MONDAY WHERE THE HEAVIER
SNOW AMOUNTS FALL. IF YOU HAVE TRAVEL PLANS...PLEASE STAY TUNED
FOR THE LATEST DEVELOPMENTS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

&&

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

Nearby

Winter Storm Watches in South Dakota, 2013Every winter storm watch in 2013

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.