Alert archive / South Dakota / Winter Storm Warnings in 2014

Winter Storm Warning 2, NWS Sioux Falls, SD

March 18, 20149 counties in South Dakota

NWS Sioux Falls, SD issued this winter storm warning at Mar 18, 2014, 4:39 AM CDT for 9 counties in South Dakota. It took effect at Mar 18, 2014, 10:00 AM CDT. It was in force for 9 hr. 28 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Mar 18, 2014, 4:39 AM CDT (09:39 UTC)
In effect from
Mar 18, 2014, 10:00 AM CDT
Expired
Mar 18, 2014, 7:04 PM CDT
In force
9 hr
Issued by
NWS Sioux Falls, SD

Counties Beadle County, SD, Brookings County, SD, Charles Mix County, SD, Davison County, SD, Douglas County, SD, Kingsbury County, SD, Lake County, SD, Miner County, SD, Sanborn County, SD

The radar

The Sioux Falls radar (KFSD), 97 km from the middle of the area, began a volume at 09:40 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 was reported inside it

TimeReportWhereRemark
Mar 18, 10:05 AM CDTSNOW 1Mitchell, SD
Mar 18, 11:40 AM CDTSNOW 3Carthage, SD
Mar 18, 11:55 AM CDTSNOW 1.8Mitchell, SD
Mar 18, 12:00 PM CDTSNOW 4Corsica, SD
Mar 18, 12:10 PM CDTSNOW 4Nw Mount Vernon, SD
Mar 18, 12:15 PM CDTSNOW 5.5Ene Badger, SD
Mar 18, 1:00 PM CDTSNOW 2.2Mitchell, SD
Mar 18, 1:30 PM CDTSNOW 12 S Winfred, SD
Mar 18, 2:00 PM CDTSNOW 4.2Letcher, SD
Mar 18, 2:15 PM CDTSNOW 5Lake Andes, SD
Mar 18, 3:56 PM CDTSNOW 42 N Fedora, SD
Mar 18, 3:56 PM CDTHEAVY SNOW 62 Ne Mount Vernon, SD
Mar 18, 3:56 PM CDTHEAVY SNOW 6.53 Nw Lake Thompson Stat, SD
Mar 18, 3:56 PM CDTHEAVY SNOW 102 E Badger, SD
Mar 18, 4:36 PM CDTSNOW 4.8S Artesian, SD
Mar 18, 4:37 PM CDTHEAVY SNOW 9Ne Corsica, SD
Mar 18, 4:44 PM CDTSNOW 4Wagner, SDSTILL SNOW AT TIME OF REPORT
Mar 18, 4:44 PM CDTHEAVY SNOW 9Lake Andes, SD
Mar 18, 5:02 PM CDTSNOW 1.57 S Platte, SD
Mar 18, 5:10 PM CDTHEAVY SNOW 69 Ese Stickney, SD
Mar 18, 5:15 PM CDTSNOW 25 Nw Carthage, SD
Mar 18, 5:20 PM CDTSNOW 53 S Oldham, SD
Mar 18, 5:20 PM CDTHEAVY SNOW 64 W Sinai, SD
Mar 18, 5:20 PM CDTHEAVY SNOW 9.5Oldham, SD
Mar 18, 5:30 PM CDTSNOW 23 N Brookings, SDSTILL SNOWING AT TIME OF REPORT
Mar 18, 5:30 PM CDTSNOW 52 Nne Howard, SD
Mar 18, 5:30 PM CDTHEAVY SNOW 63 S Oldham, SD
Mar 18, 6:20 PM CDTSNOW 3.42 S Mitchell, SD

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 9.7 hours before the alert went out and 116 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Aberdeen, SD at 00:00Z on 2014-03-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 00:00Z on 2014-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1405 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
195 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

587 
WWUS43 KFSD 180939
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
439 AM CDT TUE MAR 18 2014

SDZ039-040-054-055-181745-
/O.CAN.KFSD.WS.W.0001.000000T0000Z-140319T0000Z/
/O.NEW.KFSD.WS.W.0002.140318T1600Z-140319T0300Z/
KINGSBURY-BROOKINGS-MINER-LAKE-
INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON...
BROOKINGS...HOWARD...MADISON
439 AM CDT TUE MAR 18 2014

...WINTER STORM WARNING IN EFFECT FROM 11 AM THIS MORNING TO
10 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 11 AM THIS
MORNING TO 10 PM CDT THIS EVENING.

* TIMING...SNOW WILL DEVELOP THIS MORNING AND THEN PICK UP IN
  INTENSITY BY EARLY AFTERNOON...WHEN IT WILL BE HEAVY AT TIMES.
  THE SNOW WILL TAPER OFF IN THE LATE AFTERNOON AND EVENING HOURS.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE 
  EXPECTED. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE
  THROUGH TUESDAY MORNING INTO THE AFTERNOON...BECOMING 20 TO 30
  MPH WITH SOME GUSTS TO 40 MPH POSSIBLE. WHILE THIS WILL BE A WET
  SNOW SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN SNOW
  IS FALLING. VISIBILITY COULD BE REDUCED TO A QUARTER MILE AT
  TIMES IN THE HEAVIER BAND OF SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...
AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

MNZ071-072-181745-
/O.CAN.KFSD.WS.W.0001.140318T1200Z-140319T0600Z/
/O.EXB.KFSD.WW.Y.0013.140318T1700Z-140319T0600Z/
LINCOLN-LYON-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL
439 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 1 AM CDT
WEDNESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM NOON TODAY TO
1 AM CDT WEDNESDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED.

* TIMING...A MIX OF RAIN AND SNOW WILL QUICKLY CHANGE TO SNOW
  AROUND NOON. THE SNOW MAY BE MODERATE AT TIMES FROM LATE
  MORNING INTO THE AFTERNOON HOURS.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 3 TO 5 INCHES.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE DAY...BECOMING 20 TO 30 MPH WITH SOME GUSTS UP TO 
  40 MPH POSSIBLE BY LATE AFTERNOON. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL
CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED
ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

&&

$$

SDZ050-052-057-058-063-064-181745-
/O.CAN.KFSD.WW.Y.0013.000000T0000Z-140319T0000Z/
/O.NEW.KFSD.WW.Y.0014.140318T1500Z-140319T0000Z/
GREGORY-JERAULD-BRULE-AURORA-CHARLES MIX-DOUGLAS-
INCLUDING THE CITIES OF...GREGORY...BURKE...WESSINGTON SPRINGS...
ALPENA...CHAMBERLAIN...KIMBALL...PLANKINTON...WHITE LAKE...
STICKNEY...WAGNER...PLATTE...LAKE ANDES...MARTY...ARMOUR...
CORSICA...DELMONT
439 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO
7 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 10 AM THIS
MORNING TO 7 PM CDT THIS EVENING.

* TIMING...A MIX OF RAIN AND SNOW WILL QUICKLY CHANGE TO SNOW BY
  MID MORNING. THE SNOW MAY BE MODERATE AT TIMES DURING THE
  MORNING INTO EARLY AFTERNOON.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 5 INCHES. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE
  THROUGH THE MORNING...BECOMING 20 TO 35 MPH WITH SOME GUSTS UP
  TO 45 MPH POSSIBLE. THE STRONGEST OF THESE WINDS ARE LIKELY TO
  BE ALONG AND WEST OF THE JAMES RIVER. WHILE THIS WILL BE A WET
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN SNOW
  IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE AT
  TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

SDZ038-053-059-181745-
/O.UPG.KFSD.WW.Y.0013.000000T0000Z-140319T0000Z/
/O.NEW.KFSD.WS.W.0002.140318T1500Z-140319T0000Z/
BEADLE-SANBORN-DAVISON-
INCLUDING THE CITIES OF...HURON...WOONSOCKET...MITCHELL
439 AM CDT TUE MAR 18 2014

...WINTER STORM WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM
CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 10 AM THIS
MORNING TO 7 PM CDT THIS EVENING. THE WINTER WEATHER ADVISORY IS
NO LONGER IN EFFECT.

* TIMING...A MIX OF RAIN AND SNOW WILL QUICKLY CHANGE TO SNOW BY
  MID MORNING. THE SNOW MAY BE HEAVY AT TIMES DURING THE LATE MORNING
  INTO AFTERNOON.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 4 TO 7 INCHES. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE
  THROUGH THE MORNING...BECOMING 20 TO 35 MPH WITH SOME GUSTS UP
  TO 45 MPH POSSIBLE. THE STRONGEST OF THESE WINDS ARE LIKELY TO
  BE ALONG AND WEST OF THE JAMES RIVER. WHILE THIS WILL BE A WET
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN SNOW
  IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE AT
  TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA
FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN
EMERGENCY.

&&

$$

SDZ060-061-065-068-181745-
/O.EXT.KFSD.WW.Y.0013.140318T1700Z-140319T0000Z/
HANSON-MCCOOK-HUTCHINSON-BON HOMME-
INCLUDING THE CITIES OF...ALEXANDRIA...EMERY...SALEM...
CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON...FREEMAN...MENNO...
TRIPP...TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR
439 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM NOON TODAY TO 7 PM
CDT THIS EVENING...

* TIMING...A MIX OF RAIN AND SNOW WILL QUICKLY CHANGE TO SNOW BY
  LATE MORNING. THE SNOW MAY BE MODERATE AT TIMES DURING THE
  MORNING INTO EARLY AFTERNOON.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 4 INCHES...WITH THE 
  HIGHER AMOUNTS CURRENTLY EXPECTED TO BE TOWARD INTERSTATE 90. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE MORNING...BECOMING 20 TO 30 MPH WITH SOME GUSTS UP 
  TO 40 MPH POSSIBLE. THE STRONGEST OF THESE WINDS ARE LIKELY TO 
  BE ALONG AND WEST OF THE JAMES RIVER. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ080-097-SDZ056-181745-
/O.EXT.KFSD.WW.Y.0013.140318T1700Z-140319T0600Z/
MURRAY-PIPESTONE-MOODY-
INCLUDING THE CITIES OF...SLAYTON...FULDA...PIPESTONE...FLANDREAU
439 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM NOON TODAY TO 1 AM
CDT WEDNESDAY...

* TIMING...A MIX OF RAIN AND SNOW WILL QUICKLY CHANGE TO SNOW BY
  LATE MORNING. THE SNOW MAY BE MODERATE AT TIMES DURING THE
  MORNING INTO EARLY AFTERNOON. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 4 INCHES.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE DAY...BECOMING 20 TO 30 MPH WITH SOME GUSTS UP TO 
  40 MPH POSSIBLE BY LATE AFTERNOON. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ081-089-090-098-SDZ062-181745-
/O.EXT.KFSD.WW.Y.0013.140318T2000Z-140319T0600Z/
COTTONWOOD-NOBLES-JACKSON-ROCK-MINNEHAHA-
INCLUDING THE CITIES OF...WINDOM...MOUNTAIN LAKE...WORTHINGTON...
JACKSON...LAKEFIELD...LUVERNE...SIOUX FALLS
439 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON
TO 1 AM CDT WEDNESDAY...

* TIMING...A MIX OF RAIN AND SNOW WILL CHANGE TO SNOW BY EARLY
  AFTERNOON. THE SNOW MAY BE MODERATE AT TIMES DURING THE AFTERNOON.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 4 INCHES...WITH 
  HIGHEST AMOUNTS EXPECTED IN NORTHERN PORTIONS OF MINNEHAHA AND 
  COTTONWOOD COUNTIES. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE DAY...BECOMING 20 TO 30 MPH WITH SOME GUSTS UP TO 
  40 MPH POSSIBLE BY LATE AFTERNOON. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$
4 follow-up statements
437 
WWUS43 KFSD 181437
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
937 AM CDT TUE MAR 18 2014

SDZ038-182245-
/O.CAN.KFSD.WS.W.0002.140318T1500Z-140319T0000Z/
/O.EXA.KFSD.WW.Y.0014.140318T1500Z-140319T0000Z/
BEADLE-
INCLUDING THE CITY OF...HURON
937 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 PM CDT THIS
EVENING...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL 7 PM CDT THIS EVENING. THE WINTER STORM WARNING HAS BEEN
CANCELLED. 

* TIMING...A BAND OF SNOW WILL DEVELOP ACROSS THE EASTERN HALF OF
  BEADLE COUNTY AND WILL BE HEAVY AT TIMES IN THE LAT MORNING AND
  EARLY AFTERNOON. SNOW SHOULD DECREASE ACROSS THE AREA IN THE
  LATE AFTERNOON.
 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 5 INCHES...WITH THE
  HEAVIEST ACCUMULATIONS IN THE SOUTHEAST PORTIONS OF THE COUNTY. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE
  THROUGH THE MORNING...BECOMING 20 TO 35 MPH WITH SOME GUSTS UP
  TO 45 MPH POSSIBLE. WHILE THIS WILL BE A WET SNOW...SOME
  BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN SNOW IS FALLING.
  VISIBILITY COULD BE REDUCED TO BELOW A MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

SDZ052-057-181545-
/O.CAN.KFSD.WW.Y.0014.140318T1500Z-140319T0000Z/
JERAULD-BRULE-
INCLUDING THE CITIES OF...WESSINGTON SPRINGS...ALPENA...
CHAMBERLAIN...KIMBALL
937 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

WHILE LIGHT SNOW IS STILL POSSIBLE ACROSS THE AREA...THE HEAVIEST
SNOW IS EXPECTED EAST OF THE AREA WITH TOTAL ACCUMULATIONS LESS
THAN TWO INCHES.

$$

SDZ053-059-182245-
/O.CON.KFSD.WS.W.0002.140318T1500Z-140319T0000Z/
SANBORN-DAVISON-
INCLUDING THE CITIES OF...WOONSOCKET...MITCHELL
937 AM CDT TUE MAR 18 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* TIMING..THE SNOW MAY BE HEAVY AT TIMES DURING THE LATE MORNING
  INTO AFTERNOON BEFORE DECREASING IN INTENSITY LATE THIS AFTERNOON.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 4 TO 7 INCHES.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE MORNING...BECOMING 20 TO 35 MPH WITH SOME GUSTS UP 
  TO 45 MPH POSSIBLE. THE STRONGEST OF THESE WINDS ARE LIKELY TO 
  BE ALONG AND WEST OF THE JAMES RIVER. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

SDZ039-040-054-055-182245-
/O.CON.KFSD.WS.W.0002.140318T1600Z-140319T0300Z/
KINGSBURY-BROOKINGS-MINER-LAKE-
INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON...
BROOKINGS...HOWARD...MADISON
937 AM CDT TUE MAR 18 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

* TIMING...SNOW WILL DEVELOP THIS MORNING AND THEN PICK UP IN 
  INTENSITY BY EARLY AFTERNOON...WHEN IT WILL BE HEAVY AT TIMES. 
  THE SNOW WILL TAPER OFF IN THE LATE AFTERNOON AND EVENING 
  HOURS. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE 
  EXPECTED. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH TUESDAY MORNING INTO THE AFTERNOON...BECOMING 20 TO 30 
  MPH WITH SOME GUSTS TO 40 MPH POSSIBLE. WHILE THIS WILL BE A 
  WET SNOW SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO A QUARTER MILE 
  AT TIMES IN THE HEAVIER BAND OF SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...
AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

SDZ050-058-063-064-182245-
/O.CON.KFSD.WW.Y.0014.140318T1500Z-140319T0000Z/
GREGORY-AURORA-CHARLES MIX-DOUGLAS-
INCLUDING THE CITIES OF...GREGORY...BURKE...PLANKINTON...
WHITE LAKE...STICKNEY...WAGNER...PLATTE...LAKE ANDES...MARTY...
ARMOUR...CORSICA...DELMONT
937 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* TIMING...SNOW MAY BE MODERATE AT TIMES DURING THE MORNING INTO
  EARLY AFTERNOON....BEFORE DECREASING LATE THIS AFTERNOON.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 5 INCHES.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE MORNING...BECOMING 20 TO 35 MPH WITH SOME GUSTS UP 
  TO 45 MPH POSSIBLE. THE STRONGEST OF THESE WINDS ARE LIKELY TO 
  BE ALONG AND WEST OF THE JAMES RIVER. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

SDZ060-061-065-068-182245-
/O.CON.KFSD.WW.Y.0013.140318T1700Z-140319T0000Z/
HANSON-MCCOOK-HUTCHINSON-BON HOMME-
INCLUDING THE CITIES OF...ALEXANDRIA...EMERY...SALEM...
CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON...FREEMAN...MENNO...
TRIPP...TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR
937 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* TIMING...A NARROW BAND OF SNOW IS EXPECTED TO REMAIN STATIONARY
  ACROSS THE AREA. THE SNOW MAY BE MODERATE AT TIMES DURING THE
  MORNING INTO EARLY AFTERNOON....BEFORE DECREASING LATE THIS AFTERNOON.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 4 INCHES...WITH THE 
  HIGHER AMOUNTS CURRENTLY EXPECTED TO BE TOWARD INTERSTATE 90. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE MORNING...BECOMING 20 TO 30 MPH WITH SOME GUSTS UP 
  TO 40 MPH POSSIBLE. THE STRONGEST OF THESE WINDS ARE LIKELY TO 
  BE ALONG AND WEST OF THE JAMES RIVER. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ071-072-080-097-SDZ056-182245-
/O.CON.KFSD.WW.Y.0013.140318T1700Z-140319T0600Z/
LINCOLN-LYON-MURRAY-PIPESTONE-MOODY-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...PIPESTONE...FLANDREAU
937 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
WEDNESDAY...

* TIMING...A BAND OF SNOW SNOW WILL SLOWLY SHIFT EAST THROUGH THE
  AFTERNOON. SNOW WILL INCREASE ACROSS THE AREA EARLY THIS
  AFTERNOON...AND GRADUALLY TAPER OFF THROUGH THE EVENING HOURS. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 4 INCHES.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE DAY...BECOMING 20 TO 30 MPH WITH SOME GUSTS UP TO 
  40 MPH POSSIBLE BY LATE AFTERNOON. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ081-089-090-098-SDZ062-182245-
/O.CON.KFSD.WW.Y.0013.140318T2000Z-140319T0600Z/
COTTONWOOD-NOBLES-JACKSON-ROCK-MINNEHAHA-
INCLUDING THE CITIES OF...WINDOM...MOUNTAIN LAKE...WORTHINGTON...
JACKSON...LAKEFIELD...LUVERNE...SIOUX FALLS
937 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 1 AM CDT WEDNESDAY...

* TIMING...A BRIEF MIX OF RAIN AND SNOW WILL CHANGE TO SNOW BY
  LATE AFTERNOON. THE SNOW MAY BE MODERATE AT TIMES DURING THE LATE
  AFTERNOON INTO THE EVENING HOURS.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 4 INCHES...WITH 
  HIGHEST AMOUNTS EXPECTED IN NORTHERN PORTIONS OF MINNEHAHA AND 
  COTTONWOOD COUNTIES. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE DAY...BECOMING 20 TO 30 MPH WITH SOME GUSTS UP TO 
  40 MPH POSSIBLE BY LATE AFTERNOON. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$
063 
WWUS43 KFSD 181513
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1013 AM CDT TUE MAR 18 2014

SDZ063-064-182315-
/O.UPG.KFSD.WW.Y.0014.000000T0000Z-140319T0000Z/
/O.EXA.KFSD.WS.W.0002.000000T0000Z-140319T0000Z/
CHARLES MIX-DOUGLAS-
INCLUDING THE CITIES OF...WAGNER...PLATTE...LAKE ANDES...MARTY...
ARMOUR...CORSICA...DELMONT
1013 AM CDT TUE MAR 18 2014

...WINTER STORM WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT
UNTIL 7 PM CDT THIS EVENING. THE WINTER WEATHER ADVISORY IS NO
LONGER IN EFFECT. 

* TIMING...SNOW...WHICH MAY BE HEAVY AT TIMES...IS EXPECTED TO
  CONTINUE THROUGH MID AFTERNOON BEFORE DECREASING LATE THIS
  AFTERNOON.

* ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE
  EXPECTED ACROSS EASTERN CHARLES MIX INTO DOUGLAS COUNTY.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 20 TO 35 MPH
  WITH SOME GUSTS UP TO 45 MPH POSSIBLE. WHILE THIS WILL BE A WET
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN SNOW
  IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW HALF A MILE AT
  TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA
FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN
EMERGENCY.

&&

$$

SDZ053-059-182315-
/O.CON.KFSD.WS.W.0002.000000T0000Z-140319T0000Z/
SANBORN-DAVISON-
INCLUDING THE CITIES OF...WOONSOCKET...MITCHELL
1013 AM CDT TUE MAR 18 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* TIMING..THE SNOW MAY BE HEAVY AT TIMES DURING THE LATE MORNING 
  INTO AFTERNOON BEFORE DECREASING IN INTENSITY LATE THIS 
  AFTERNOON. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 4 TO 7 INCHES.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE MORNING...BECOMING 20 TO 35 MPH WITH SOME GUSTS UP 
  TO 45 MPH POSSIBLE. THE STRONGEST OF THESE WINDS ARE LIKELY TO 
  BE ALONG AND WEST OF THE JAMES RIVER. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

SDZ039-040-054-055-182315-
/O.CON.KFSD.WS.W.0002.140318T1600Z-140319T0300Z/
KINGSBURY-BROOKINGS-MINER-LAKE-
INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON...
BROOKINGS...HOWARD...MADISON
1013 AM CDT TUE MAR 18 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

* TIMING...SNOW WILL DEVELOP THIS MORNING AND THEN PICK UP IN 
  INTENSITY BY EARLY AFTERNOON...WHEN IT WILL BE HEAVY AT TIMES. 
  THE SNOW WILL TAPER OFF IN THE LATE AFTERNOON AND EVENING 
  HOURS. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE 
  EXPECTED. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH TUESDAY MORNING INTO THE AFTERNOON...BECOMING 20 TO 30 
  MPH WITH SOME GUSTS TO 40 MPH POSSIBLE. WHILE THIS WILL BE A 
  WET SNOW SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO A QUARTER MILE 
  AT TIMES IN THE HEAVIER BAND OF SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...
AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

SDZ038-050-058-182315-
/O.CON.KFSD.WW.Y.0014.000000T0000Z-140319T0000Z/
BEADLE-GREGORY-AURORA-
INCLUDING THE CITIES OF...HURON...GREGORY...BURKE...PLANKINTON...
WHITE LAKE...STICKNEY
1013 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* TIMING...SNOW MAY BE MODERATE AT TIMES DURING THE MORNING INTO 
  EARLY AFTERNOON....BEFORE DECREASING LATE THIS AFTERNOON. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 5 INCHES.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE MORNING...BECOMING 20 TO 35 MPH WITH SOME GUSTS UP 
  TO 45 MPH POSSIBLE. THE STRONGEST OF THESE WINDS ARE LIKELY TO 
  BE ALONG AND WEST OF THE JAMES RIVER. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

SDZ060-061-065-068-182315-
/O.CON.KFSD.WW.Y.0013.140318T1700Z-140319T0000Z/
HANSON-MCCOOK-HUTCHINSON-BON HOMME-
INCLUDING THE CITIES OF...ALEXANDRIA...EMERY...SALEM...
CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON...FREEMAN...MENNO...
TRIPP...TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR
1013 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* TIMING...A NARROW BAND OF SNOW IS EXPECTED TO REMAIN 
  STATIONARY ACROSS THE AREA. THE SNOW MAY BE MODERATE AT TIMES 
  DURING THE MORNING INTO EARLY AFTERNOON....BEFORE DECREASING 
  LATE THIS AFTERNOON. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 4 INCHES...WITH THE 
  HIGHER AMOUNTS CURRENTLY EXPECTED TO BE TOWARD INTERSTATE 90. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE MORNING...BECOMING 20 TO 30 MPH WITH SOME GUSTS UP 
  TO 40 MPH POSSIBLE. THE STRONGEST OF THESE WINDS ARE LIKELY TO 
  BE ALONG AND WEST OF THE JAMES RIVER. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ071-072-080-097-SDZ056-182315-
/O.CON.KFSD.WW.Y.0013.140318T1700Z-140319T0600Z/
LINCOLN-LYON-MURRAY-PIPESTONE-MOODY-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...PIPESTONE...FLANDREAU
1013 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
WEDNESDAY...

* TIMING...A BAND OF SNOW SNOW WILL SLOWLY SHIFT EAST THROUGH 
  THE AFTERNOON. SNOW WILL INCREASE ACROSS THE AREA EARLY THIS 
  AFTERNOON...AND GRADUALLY TAPER OFF THROUGH THE EVENING HOURS. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 4 INCHES.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE DAY...BECOMING 20 TO 30 MPH WITH SOME GUSTS UP TO 
  40 MPH POSSIBLE BY LATE AFTERNOON. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ081-089-090-098-SDZ062-182315-
/O.CON.KFSD.WW.Y.0013.140318T2000Z-140319T0600Z/
COTTONWOOD-NOBLES-JACKSON-ROCK-MINNEHAHA-
INCLUDING THE CITIES OF...WINDOM...MOUNTAIN LAKE...WORTHINGTON...
JACKSON...LAKEFIELD...LUVERNE...SIOUX FALLS
1013 AM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 1 AM CDT WEDNESDAY...

* TIMING...A BRIEF MIX OF RAIN AND SNOW WILL CHANGE TO SNOW BY 
  LATE AFTERNOON. THE SNOW MAY BE MODERATE AT TIMES DURING THE 
  LATE AFTERNOON INTO THE EVENING HOURS. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 4 INCHES...WITH 
  HIGHEST AMOUNTS EXPECTED IN NORTHERN PORTIONS OF MINNEHAHA AND 
  COTTONWOOD COUNTIES. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL INCREASE 
  THROUGH THE DAY...BECOMING 20 TO 30 MPH WITH SOME GUSTS UP TO 
  40 MPH POSSIBLE BY LATE AFTERNOON. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$
588 
WWUS43 KFSD 182042
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
342 PM CDT TUE MAR 18 2014

SDZ053-059-063-064-190000-
/O.CON.KFSD.WS.W.0002.000000T0000Z-140319T0000Z/
SANBORN-DAVISON-CHARLES MIX-DOUGLAS-
INCLUDING THE CITIES OF...WOONSOCKET...MITCHELL...WAGNER...
PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT
342 PM CDT TUE MAR 18 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* TIMING...SNOW WILL CONTINUE TO DECREASE THROUGH THE LATE
  AFTERNOON HOURS.  

* ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE 
  EXPECTED BY EARLY EVENING. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 20 TO 35 MPH
  WITH SOME GUSTS UP TO 40 MPH ARE EXPECTED THROUGH THE EVENING HOURS.
  WHILE THIS WILL BE A WET SNOW...SOME BLOWING SNOW WILL BE
  POSSIBLE...ESPECIALLY WHEN SNOW IS FALLING. VISIBILITY COULD BE
  REDUCED TO BELOW HALF A MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

SDZ039-040-054-055-190300-
/O.CON.KFSD.WS.W.0002.000000T0000Z-140319T0300Z/
KINGSBURY-BROOKINGS-MINER-LAKE-
INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON...
BROOKINGS...HOWARD...MADISON
342 PM CDT TUE MAR 18 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

* TIMING...SNOW WILL CONTINUE INTO THE EARLY EVENING
  HOURS...BEFORE DECREASING IN INTENSITY. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 4 TO 8 INCHES ARE EXPECTED.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 20 TO 30 MPH
  WITH SOME GUSTS TO 40 MPH ARE EXPECTED THROUGH THE EVENING HOURS.
  WHILE THIS WILL BE A WET SNOW SOME BLOWING SNOW WILL BE
  POSSIBLE...ESPECIALLY WHEN SNOW IS FALLING. VISIBILITY COULD BE
  REDUCED TO A QUARTER MILE AT TIMES IN THE HEAVIER BAND OF SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...
AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

SDZ038-050-058-190000-
/O.CON.KFSD.WW.Y.0014.000000T0000Z-140319T0000Z/
BEADLE-GREGORY-AURORA-
INCLUDING THE CITIES OF...HURON...GREGORY...BURKE...PLANKINTON...
WHITE LAKE...STICKNEY
342 PM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* TIMING...SNOW WILL CONTINUE TO DECREASE ACROSS THE AREA THROUGH
  THE LATE AFTERNOON INTO THE EARLY EVENING HOURS.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 5 INCHES.


* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 20 TO 35 MPH
  WITH SOME GUSTS UP TO 45 MPH ARE EXPECTED THROUGH THE EVENING HOURS.
  THE STRONGEST OF THESE WINDS ARE LIKELY TO BE ALONG AND WEST OF
  THE JAMES RIVER. WHILE THIS WILL BE A WET SNOW...SOME BLOWING
  SNOW WILL BE POSSIBLE...ESPECIALLY WHEN SNOW IS FALLING.
  VISIBILITY COULD BE REDUCED TO BELOW A MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

SDZ060-061-065-068-190000-
/O.CON.KFSD.WW.Y.0013.000000T0000Z-140319T0000Z/
HANSON-MCCOOK-HUTCHINSON-BON HOMME-
INCLUDING THE CITIES OF...ALEXANDRIA...EMERY...SALEM...
CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON...FREEMAN...MENNO...
TRIPP...TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR
342 PM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* TIMING...A BAND OF SNOW WILL CONTINUE TO WEAKEN AS IT WORKS EAST
  THROUGH THE EARLY EVENING HOURS.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 5 INCHES...WITH THE
  HIGHER AMOUNTS JUST TO THE EAST OF MITCHELL.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 20 TO 30 MPH
  WITH SOME GUSTS UP TO 40 MPH ARE EXPECTED THROUGH THE EVENING
  HOURS.  WHILE THIS WILL BE A WET SNOW...SOME BLOWING SNOW WILL
  BE POSSIBLE...ESPECIALLY WHEN SNOW IS FALLING. VISIBILITY COULD
  BE REDUCED TO BELOW A MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ071-072-080-097-SDZ056-190445-
/O.CON.KFSD.WW.Y.0013.000000T0000Z-140319T0600Z/
LINCOLN-LYON-MURRAY-PIPESTONE-MOODY-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...PIPESTONE...FLANDREAU
342 PM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
WEDNESDAY...

* TIMING...A BAND OF SNOW WILL SLOWLY SHIFT EAST THROUGH THE
  AFTERNOON INTO THE EVENING HOURS. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 5 INCHES CAN BE
  EXPECTED....WITH THE HEAVIEST ACCUMULATIONS IN SOUTHWEST
  MINNESOTA NORTH OF HIGHWAY 14 NEAR THE SOUTH DAKOTA BORDER.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 20 TO 30 MPH
  WITH SOME GUSTS UP TO 40 MPH CAN BE EXPECTED THROUGH THE EVENING
  HOURS...BEFORE DECREASING AFTER MIDNIGHT. WHILE THIS WILL BE A WET
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN SNOW
  IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW ONE HALF MILE
  AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ081-089-090-098-SDZ062-190445-
/O.CON.KFSD.WW.Y.0013.000000T0000Z-140319T0600Z/
COTTONWOOD-NOBLES-JACKSON-ROCK-MINNEHAHA-
INCLUDING THE CITIES OF...WINDOM...MOUNTAIN LAKE...WORTHINGTON...
JACKSON...LAKEFIELD...LUVERNE...SIOUX FALLS
342 PM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
WEDNESDAY...

* TIMING...A BAND OF MODERATE SNOW IS EXPECTED TO MOVE THROUGH THE
  AREA LATE THIS AFTERNOON INTO THIS EVENING. 

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 3 INCHES ARE
  EXPECTED...WITH THE HIGHEST AMOUNTS IN NORTHERN PORTIONS OF
  MINNEHAHA COUNTIES.

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 20 TO 30 MPH
  WITH SOME GUSTS UP TO 40 MPH POSSIBLE WILL CONTINUE THIS
  EVENING...DECREASING AFTER MIDNIGHT. WHILE THIS WILL BE A WET
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN SNOW
  IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE AT
  TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$
106 
WWUS43 KFSD 190004
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
704 PM CDT TUE MAR 18 2014

SDZ039-040-054-055-190115-
/O.CAN.KFSD.WS.W.0002.000000T0000Z-140319T0300Z/
KINGSBURY-BROOKINGS-MINER-LAKE-
INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON...
BROOKINGS...HOWARD...MADISON
704 PM CDT TUE MAR 18 2014

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE
WINTER STORM WARNING. 

THE HEAVIER SNOW HAS MOVED OUT OF THE AREA.

$$

SDZ053-059-063-064-190115-
/O.EXP.KFSD.WS.W.0002.000000T0000Z-140319T0000Z/
SANBORN-DAVISON-CHARLES MIX-DOUGLAS-
INCLUDING THE CITIES OF...WOONSOCKET...MITCHELL...WAGNER...
PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT
704 PM CDT TUE MAR 18 2014

...WINTER STORM WARNING HAS EXPIRED...

THE HEAVIER SNOW HAS MOVED OUT OF THE AREA.

$$

SDZ060-061-065-068-190115-
/O.EXP.KFSD.WW.Y.0013.000000T0000Z-140319T0000Z/
HANSON-MCCOOK-HUTCHINSON-BON HOMME-
INCLUDING THE CITIES OF...ALEXANDRIA...EMERY...SALEM...
CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON...FREEMAN...MENNO...
TRIPP...TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR
704 PM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY HAS EXPIRED...

THE HEAVIER SNOW HAS MOVED OUT OF THE AREA.

$$

SDZ038-050-058-190115-
/O.EXP.KFSD.WW.Y.0014.000000T0000Z-140319T0000Z/
BEADLE-GREGORY-AURORA-
INCLUDING THE CITIES OF...HURON...GREGORY...BURKE...PLANKINTON...
WHITE LAKE...STICKNEY
704 PM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY HAS EXPIRED...

THE HEAVIER SNOW HAS MOVED OUT OF THE AREA.

$$

MNZ071-072-080-097-SDZ056-190600-
/O.CON.KFSD.WW.Y.0013.000000T0000Z-140319T0600Z/
LINCOLN-LYON-MURRAY-PIPESTONE-MOODY-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...PIPESTONE...FLANDREAU
704 PM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
WEDNESDAY...

* TIMING...A BAND OF SNOW WILL SLOWLY SHIFT EAST THROUGH THE EVENING
  HOURS.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 5 INCHES CAN BE 
  EXPECTED....WITH THE HEAVIEST ACCUMULATIONS IN SOUTHWEST 
  MINNESOTA NORTH OF HIGHWAY 14 NEAR THE SOUTH DAKOTA BORDER. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 20 TO 30 MPH 
  WITH SOME GUSTS UP TO 40 MPH CAN BE EXPECTED THROUGH THE 
  EVENING HOURS...BEFORE DECREASING AFTER MIDNIGHT. WHILE THIS 
  WILL BE A WET SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...
  ESPECIALLY WHEN SNOW IS FALLING. VISIBILITY COULD BE REDUCED 
  TO BELOW ONE HALF MILE AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

MNZ081-089-090-098-SDZ062-190600-
/O.CON.KFSD.WW.Y.0013.000000T0000Z-140319T0600Z/
COTTONWOOD-NOBLES-JACKSON-ROCK-MINNEHAHA-
INCLUDING THE CITIES OF...WINDOM...MOUNTAIN LAKE...WORTHINGTON...
JACKSON...LAKEFIELD...LUVERNE...SIOUX FALLS
704 PM CDT TUE MAR 18 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT
WEDNESDAY...

* TIMING...A BAND OF MODERATE SNOW IS EXPECTED TO MOVE THROUGH THE
  AREA INTO THIS EVENING.

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 3 INCHES ARE 
  EXPECTED...WITH THE HIGHEST AMOUNTS IN NORTHERN PORTIONS OF 
  MINNEHAHA COUNTIES. 

* WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 20 TO 30 MPH 
  WITH SOME GUSTS UP TO 40 MPH POSSIBLE WILL CONTINUE THIS 
  EVENING...DECREASING AFTER MIDNIGHT. WHILE THIS WILL BE A WET 
  SNOW...SOME BLOWING SNOW WILL BE POSSIBLE...ESPECIALLY WHEN 
  SNOW IS FALLING. VISIBILITY COULD BE REDUCED TO BELOW A MILE 
  AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS.

&&

$$

What forecasters said that day

The local office's own words before this winter storm 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 winter storm warning went out at Mar 18, 4:27 AM CDT, 12 minutes earlier.

Area forecast discussion, Mar 18, 4:27 AM CDT, 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SIOUX FALLS SD
427 AM CDT TUE MAR 18 2014

.SHORT TERM...(TODAY AND TONIGHT)
ISSUED AT 426 AM CDT TUE MAR 18 2014

COMPLEX FORECAST TODAY AS PRETTY MUCH ALL OF THE MODELS HAVE
SHIFTED FARTHER TO THE NORTH AND WEST WITH THE HEAVIER SNOW. THIS
MAKES SENSE TO SOME EXTENT WITH SOME OF THE CONCERNS VOICED
YESTERDAY. LOOKING UPSTREAM AT THE 0Z SOUNDINGS FROM
LBF/OAX/TOP/DDC AND SGF SHOWS ALMOST NO MOISTURE BELOW 500MB AT
ANY SITE. THIS IS LIKELY WHY THE ECHOES THAT SKIRTED ACROSS THE
CWA OVERNIGHT PRODUCED NOTHING. MINIMAL INSTABILITY AT OR ABOVE
650MB WITH NO MOISTURE BELOW USUALLY DOES NOT BODE WELL FOR
PRECIPITATION AT THE SURFACE. THIS THEN PLAYS INTO THE
PRECIPITATION POTENTIAL THIS AFTERNOON AS THE MAIN WAVE WORKS INTO
THE CENTRAL PLAINS. WHILE PREVIOUS RUNS WANTED TO COLLAPSE THE
SNOW BAND SOUTHEASTWARD AS THE UPPER LEVEL SUPPORT MOVED ONTO THE
PLAINS THE LATEST RUNS...ESPECIALLY THE HIGHER RESOLUTION
MODELS...WANT TO REALLY FOCUS EVERYTHING IN THE WESTERN CWA
THROUGH MUCH OF THE MORNING AND EARLY AFTERNOON. THUS WENT AHEAD
AND SLOWED DOWN THE ONSET OF PRECIPITATION ACROSS THE AREA AND
BACKED OFF ON START TIMES OF THE VARIOUS ADVISORIES AND WARNINGS.
WENT AHEAD AND ADDED BEADLE/SANBORN AND DAVISON INTO THE WARNING
BUT A LITTLE WORRIED THAT WE MAY SEE A LOT OF 3 TO 5 INCH AMOUNTS
AS THE DRY AIR MAY BE MORE OF A PLAYER. WILL BE INTERESTING TO
SEE. NEEDLESS TO SAY IT IS AN IMPRESSIVE WAVE WITH AN IMPRESSIVE
MID LEVEL FRONT JUST A BIT LACKING IN THE MOISTURE AND
INSTABILITY. GENERALLY HAVE THE WEST DROPPING OFF AT 0Z...THEN 3Z
IN THE CENTRAL CWA AND 6Z IN THE EAST.

WILL CONTINUE SNOW IN THE FAR EASTERN CWA THROUGH THE EVENING.
REALLY TOUGH CALL ON LATE AFTERNOON AND EVENING PRECIPITATION OVER
THE EASTERN CWA AS THE MODELS CONTINUE TO HINT THAT A NEW BAND COULD
DEVELOP AS THE MAIN WAVE SWINGS NORTHEAST BUT WITH SUCH POOR
MOISTURE BELOW ABOUT 700MB BY THE TIME THE WAVE INCORPORATES SOME OF
THE BETTER LOW LEVEL MOISTURE TO THE SOUTH AND EAST OF THE AREA THE
LIFT WILL LIKELY BE TO THE EAST OF THE AREA.

.LONG TERM...(WEDNESDAY THROUGH MONDAY)
ISSUED AT 426 AM CDT TUE MAR 18 2014

SURFACE GRADIENT SHOULD WEAKEN FAIRLY QUICKLY ON WEDNESDAY AS THE
STRONG AREA OF LOW PRESSURE SCOOTS INTO THE GREAT LAKES...HOWEVER...
COLD ADVECTION IN THE WAKE WILL CONTINUE TO MIX A STRONGER
GRADIENT ALOFT TO THE SURFACE TO KEEP SOME BRISK NORTHWEST WINDS
GOING. TOUGH TO GET A FEEL FOR MAX TEMP POTENTIAL...AS WILL BE
HUGELY DEPENDENT ON FINAL SNOWFALL FROM TODAY. WITH FAIRLY LITTLE
EXPECTED IN THE FAR SOUTH/SOUTHEAST...HAVE THOSE AREAS CLOSER TO
MAX 925 HPA MIXING POTENTIAL...AND TAPERED THAT OFF TO ABOUT 2/3
OF THE WAY TOWARD ISOTHERMAL TOWARD HEAVIER SNOW BAND FOR THE MID
TO NORTHWEST PORTIONS OF THE AREA.

QUITE COLD ALOFT...ESPECIALLY BY AFTERNOON AS SECONDARY WAVE DROPS
SOUTHEAST INTO THE AREA. NOT CONFIDENT ENOUGH ON EXISTENCE TO HIT
POPS VERY HARD MAINLY LATER INTO WEDNESDAY...BUT WILL MAINTAIN A
LOW CHANCE LEVEL MENTION AT THIS TIME. WOULD BELIEVE MOST PRECIP
TO BE IN THE FORM OF LIGHT SNOW...AND SHOWERY IN NATURE...WHICH
WOULD ALLOW TEMPS TO BE SOMEWHAT WARMER FOR HIGHS THAN MIGHT THINK
FOR MENTION OF SNOW. WILL KEEP AS MAINLY RAIN IN THE FAR SOUTH
PART OF THE AREA...WITH BROAD MIX BETWEEN...TO COVER POTENTIAL FOR
SLIGHTLY WARMER MIXED LAYER TO ALTER TYPE.

WARM ADVECTION WILL COMMENCE AGAIN WEDNESDAY NIGHT AND THURSDAY
ACROSS THE AREA...IN ADVANCE OF ANOTHER CLIPPER WAVE ON FRIDAY.
GRADIENT WILL BE FAIRLY WEAK WEDNESDAY NIGHT...WHICH COULD BE A
GOOD OPPORTUNITY FOR DECENT RADIATIVE COOLING...AND WILL HAVE TO
KEEP FOG/STRATUS POTENTIAL IN MIND FOR LATER IN THAT NIGHT.
THURSDAY WILL BE THE SHORT WAVE RIDGE DAY...AND TEMPS ALOFT SURGE
NICELY ACROSS THE AREA. MIXING WOULD BRING SOME LOWER 60S
POTENTIAL BACK...BUT UNSURE EXACTLY HOW MUCH SNOWCOVER MIGHT
REMAIN BY LATER IN THE DAY FOR THOSE DEEPER LOCATIONS. DID NUDGE A
FEW TEMPS HIGHER THROUGH THE LOWER MISSOURI VALLEY...BUT AGAIN DID
KEEP THREAT OF STRATUS/FOG IN MIND BEFORE WARMING TOO SHARPLY.

BY THURSDAY NIGHT...WAVE WILL PUSH SOUTHEAST INTO THE NORTHERN
PLAINS... AND LOOKS AS IF PRECIPITATION WILL GLANCE THROUGH AT
LEAST THE NORTHEAST HALF OF THE CWA. TEMPS QUITE WARM ALOFT
WITH POSITION TO THE SOUTH OF THE CLIPPER TRACK...SO MAINLY HAVE
A RAIN MENTION...WITH LATER NIGHT COOLING PERHAPS MIXING SOME SNOW
INTO THE FAR NORTH. AS TEMPS FALL ON FRIDAY BEHIND CLIPPER
WAVE...COULD SEE A LITTLE LIGHT SNOW OR RAIN/SNOW MIX ALONG WITH
FRONTAL SQUEEZE...BUT AGAIN A MAJORITY OF DEEPER FORCING WITH
SYSTEM IS EXPECTED TO GLANCE THE NORTHEAST CWA.

BEHIND CLIPPER...A CHILLY 1035 PLUS HPA SURFACE RIDGE WILL
DOMINATE THE WEEKEND WEATHER...WITH WINDS BRISK LEADING INTO THE
PERIOD ON FRIDAY NIGHT/EARLY SATURDAY. HIGHS IN THE UPPER 20S TO
MID 30S COMMON SATURDAY...AND SOME WARM ADVECTION BY SUNDAY SHOULD
PUSH TEMPS WELL INTO THE 40S WEST.

ANOTHER CLIPPER WAVE WILL DIG INTO THE PLAINS ON SUNDAY NIGHT...
AND THIS ONE MAY HAVE A LITTLE BETTER THERMAL GRADIENT TO WORK ON
ACROSS OUR CWA...ESPECIALLY IF WAVE DIGS A BIT MORE THAN
OPERATIONAL MODELS CURRENTLY INDICATE...AS MOST OF THESE WAVES
HAVE DONE THIS PATTERN OVER THE WINTER.

ALMOST HATE TO APPEND THIS...BUT EVEN COLDER AIR WILL SPILL IN
BEHIND THE SUNDAY NIGHT/MONDAY WAVE THROUGH MIDWEEK. EXAMINING A
HISTORICAL COMPARISON IN TERMS OF THE ECMWF ENSEMBLE 850 HPA
TEMPERATURE FORECAST...THE ECMWF ENSEMBLE MEAN TEMPERATURE FORECAST
ON TUESDAY AND WEDNESDAY IS NOT FAR OFF THE RECORD COLDEST. SHOULD
MAKE NOTE THAT OPERATIONAL GFS IS NOT A WHOLE LOT DIFFERENT.

&&

.AVIATION...(FOR THE 06Z TAFS THROUGH 06Z TUESDAY NIGHT)
ISSUED AT 1054 PM CDT MON MAR 17 2014

VFR OVER AREA THROUGH 10Z WILL LOWER FROM THE NORTHWEST AFTER 10Z
TO CEILINGS 1-3K FEET AND VISIBILITIES BELOW 3SM IN SNOW...
PRECEDED BY A PERIOD OF -RA. THIS LOWERING WILL REACH THE MIDDLE
OF THE AREA MML/FSD/YKN LINE AROUND 18Z...AND THE SPW/SUX LINE
AROUND 23Z. FROM 18/22Z-19/06Z CONDITIONS WILL SLOWLY IMPROVE FROM
THE NORTHWEST TO CEILINGS 2-4K FEET AND VISIBILITIES P6SM. SURFACE
WIND GUSTS ABOVE 25 KNOTS FROM THE NORTH WILL DEVELOP FROM WEST TO
EAST FROM 12Z TO 19/00Z. THESE STRONG GUSTS WILL CONTINUE THROUGH
19/06Z OVER THE SOUTHEAST PART OF THE AREA.

&&

.FSD WATCHES/WARNINGS/ADVISORIES...
SD...WINTER WEATHER ADVISORY FROM NOON TODAY TO 7 PM CDT THIS EVENING
     FOR SDZ060-061-065-068.

     WINTER STORM WARNING FROM 11 AM THIS MORNING TO 10 PM CDT THIS
     EVENING FOR SDZ039-040-054-055.

     WINTER WEATHER ADVISORY FROM 10 AM THIS MORNING TO 7 PM CDT THIS
     EVENING FOR SDZ050-052-057-058-063-064.

     WINTER WEATHER ADVISORY FROM 3 PM THIS AFTERNOON TO 1 AM CDT
     WEDNESDAY FOR SDZ062.

     WINTER WEATHER ADVISORY FROM NOON TODAY TO 1 AM CDT WEDNESDAY
     FOR SDZ056.

     WINTER STORM WARNING FROM 10 AM THIS MORNING TO 7 PM CDT THIS
     EVENING FOR SDZ038-053-059.

MN...WINTER WEATHER ADVISORY FROM 3 PM THIS AFTERNOON TO 1 AM CDT
     WEDNESDAY FOR MNZ081-089-090-098.

     WINTER WEATHER ADVISORY FROM NOON TODAY TO 1 AM CDT WEDNESDAY
     FOR MNZ071-072-080-097.

IA...NONE.
NE...NONE.
&&

SHORT TERM...08
LONG TERM...CHAPMAN
AVIATION...
Hazardous weather outlook, Mar 17, 5:56 PM CDT, 10 hours 43 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
556 PM CDT MON MAR 17 2014

SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098-
IAZ001>003-012>014-020>022-031-032-NEZ013-014-181200-
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-
556 PM CDT MON MAR 17 2014

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

.DAY ONE...TODAY AND TONIGHT

WINTER WEATHER...
RAIN WILL DEVELOP AND BECOME MIXED WITH SNOW LATE TONIGHT WEST OF
THE JAMES RIVER...AND POSSIBLY EAST TO THE BROOKINGS AREA IN THE
NORTH. SNOW ACCUMULATIONS BY 7 AM SHOULD BE LESS THAN AN INCH...
BUT SNOW MAY BE INCREASING RAPIDLY AT THAT TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

A BAND OF SNOWFALL WILL SPREAD EASTWARD ACROSS THE AREA ON
TUESDAY. THE MOST LIKELY AREA FOR HEAVY SNOWFALL WILL OCCUR NORTH
OF INTERSTATE 90 AND EAST OF THE JAMES VALLEY...ESPECIALLY IN THE
MORNING THROUGH MID AFTERNOON. 5 TO 8 INCHES OF SNOWFALL WILL BE
POSSIBLE IN THE AREA FROM DE SMET TO BROOKINGS TO MARSHALL
MINNESOTA. AMOUNTS SHOULD BE LESS TO THE SOUTH...TAPERING OFF TO
LESS THAN 2 INCHES IN NORTHWEST IOWA AND EXTREME SOUTHEAST SOUTH
DAKOTA.

WINDS TUESDAY WILL INCREASE FROM THE NORTH AND NORTHWEST TO A
GUSTY 25 TO 40 MPH. WHILE BLOWING SNOW SHOULD NOT BE A
SIGNIFICANT PROBLEM...THERE IS POTENTIAL FOR SOME VERY HEAVY
SNOWFALL RATES...WHICH COULD TAKE VISIBILITY TO A QUARTER MILE OR
LESS FOR SHORT PERIODS DURING THE HEAVIER SNOWFALL.

THE SNOW SHOULD END RAPIDLY LATE TUESDAY AFTERNOON AND TUESDAY
EVENING.

.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.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 18, 4:39 AM CDTWinter Weather AdvisoryFSDAurora, Beadle, Brule, Charles Mix, Douglas, Gregory and 1 more14 hr

Nearby

Winter Storm Warnings in South Dakota, 2014Every winter storm warning in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.