Alert archive / South Dakota / Blizzard Watches in 2016

Blizzard Watch 3, NWS Aberdeen, SD

December 22, 20166 counties in South Dakota

NWS Aberdeen, SD issued this blizzard watch at Dec 22, 2016, 4:53 AM CST for 6 counties in South Dakota. It took effect at Dec 25, 2016, 6:00 AM CST. It was in force for .

The area

The counties it named.

The facts

Issued
Dec 22, 2016, 4:53 AM CST (10:53 UTC)
In effect from
Dec 25, 2016, 6:00 AM CST
Expired
Dec 23, 2016, 3:06 PM CST
In force
Issued by
NWS Aberdeen, SD

Counties Campbell County, SD, Corson County, SD, Dewey County, SD, Jones County, SD, Stanley County, SD, Walworth County, SD

The radar

The Aberdeen radar (KABR), 176 km from the middle of the area, began a volume at 10:50 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 nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 10.9 hours before the alert went out and 174 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 2016-12-22Temperature 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 2016-12-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 square meters per square second.1939587897117136Sfc1 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
1123 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

906 
WWUS43 KABR 221053
WSWABR

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ABERDEEN SD
453 AM CST THU DEC 22 2016

...SIGNIFICANT CHRISTMAS STORM MOVING IN...

.A STRONG LOW PRESSURE AREA WILL MOVE NORTHEAST ACROSS THE CENTRAL
AND NORTHERN PLAINS CHRISTMAS DAY THROUGH MONDAY. THIS WILL BRING
EVERYTHING FROM RAIN TO FREEZING RAIN, SLEET, SNOW, ALONG WITH
VERY STRONG NORTHWEST WINDS CAUSING BLIZZARD TO NEAR BLIZZARD
CONDITIONS. 

SDZ003-004-009-015-033-045-221900-
/O.NEW.KABR.BZ.A.0003.161225T1200Z-161226T1800Z/
CORSON-CAMPBELL-WALWORTH-DEWEY-STANLEY-JONES-
INCLUDING THE CITIES OF...MCINTOSH...HERREID...MOBRIDGE...
ISABEL...MISSION RIDGE...MURDO
453 AM CST THU DEC 22 2016 /353 AM MST THU DEC 22 2016/

...BLIZZARD WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A BLIZZARD
WATCH...WHICH IS IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY
MORNING. 

* TIMING...BLIZZARD CONDITIONS ARE POSSIBLE FROM SUNDAY MORNING 
  THROUGH MONDAY MORNING. 

* WINDS / VISIBILITIES...WINDS GUSTING AS HIGH AS 50 MPH COULD
  CAUSE WHITEOUT CONDITIONS IN BLOWING SNOW. SIGNIFICANT DRIFTING
  OF THE SNOW IS LIKELY. 

* SNOW ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 4 TO 7 INCHES 
  ARE POSSIBLE. 

* IMPACTS...TRAVEL COULD BE VERY DIFFICULT TO IMPOSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR
BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES.
THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY
DANGEROUS.

&&

$$

SDZ005-006-010-016-017-034>037-048-051-221900-
/O.NEW.KABR.WS.A.0004.161225T1200Z-161226T1800Z/
MCPHERSON-BROWN-EDMUNDS-POTTER-FAULK-SULLY-HUGHES-HYDE-HAND-LYMAN-
BUFFALO-
INCLUDING THE CITIES OF...EUREKA...ABERDEEN...IPSWICH...
GETTYSBURG...FAULKTON...ONIDA...PIERRE...HIGHMORE...MILLER...
KENNEBEC...FORT THOMPSON
453 AM CST THU DEC 22 2016

...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING...

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING. 

* TIMING...A FREEZING RAIN/SLEET/SNOW MIX WILL CHANGE OVER TO ALL
  SNOW LATE SUNDAY AFTERNOON AND EVENING CONTINUING INTO MONDAY
  MORNING BEFORE ENDING.

* SNOW AND ICE ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 2 TO 6 INCHES
  WITH SIGNIFICANT ICE ACCUMULATIONS POSSIBLE.

* WINDS / VISIBILITIES...SIGNIFICANT REDUCTIONS IN VISIBILITY ARE
  EXPECTED AS NORTHWEST WINDS INCREASE TO 30 TO 45 MPH INTO
  SUNDAY NIGHT.

* IMPACTS...THE ICE AND SNOW WOULD RESULT IN DIFFICULT TRAVEL
  CONDITIONS ALONG WITH SOME FALLING TREE BRANCHES AND POWER
  OUTAGES POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

MOHR
5 follow-up statements
866 
WWUS43 KABR 221919
WSWABR

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ABERDEEN SD
119 PM CST THU DEC 22 2016

...SIGNIFICANT CHRISTMAS STORM MOVING IN...

.A STRONG LOW PRESSURE AREA WILL MOVE NORTHEAST ACROSS THE
CENTRAL AND NORTHERN PLAINS CHRISTMAS DAY THROUGH MONDAY. THIS
WILL BRING EVERYTHING FROM RAIN TO FREEZING RAIN... SLEET...
SNOW... ALONG WITH VERY STRONG NORTHWEST WINDS CAUSING BLIZZARD
TO NEAR BLIZZARD CONDITIONS.

SDZ003-004-009-015-033-045-230330-
/O.CON.KABR.BZ.A.0003.161225T1200Z-161226T1800Z/
CORSON-CAMPBELL-WALWORTH-DEWEY-STANLEY-JONES-
INCLUDING THE CITIES OF...MCINTOSH...HERREID...MOBRIDGE...
ISABEL...MISSION RIDGE...MURDO
119 PM CST THU DEC 22 2016 /1219 PM MST THU DEC 22 2016/

...BLIZZARD WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING...

* TIMING...BLIZZARD CONDITIONS ARE POSSIBLE FROM SUNDAY MORNING 
  THROUGH MONDAY MORNING. 

* WINDS / VISIBILITIES...WINDS GUSTING AS HIGH AS 60 MPH COULD 
  CAUSE WHITEOUT CONDITIONS IN BLOWING SNOW. SIGNIFICANT 
  DRIFTING OF THE SNOW IS LIKELY. 

* SNOW ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 4 TO 7 INCHES
  ARE POSSIBLE...WITH LOCALLY HIGHER AMOUNTS.

* IMPACTS...TRAVEL IN WHITEOUT CONDITIONS AND HEAVY BLOWING AND
  DRIFTING SNOW COULD BE VERY DIFFICULT TO IMPOSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR
BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES.
THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY
DANGEROUS.

&&

$$

SDZ005-006-010-016-017-034>037-048-051-230330-
/O.CON.KABR.WS.A.0004.161225T1200Z-161226T1800Z/
MCPHERSON-BROWN-EDMUNDS-POTTER-FAULK-SULLY-HUGHES-HYDE-HAND-LYMAN-
BUFFALO-
INCLUDING THE CITIES OF...EUREKA...ABERDEEN...IPSWICH...
GETTYSBURG...FAULKTON...ONIDA...PIERRE...HIGHMORE...MILLER...
KENNEBEC...FORT THOMPSON
119 PM CST THU DEC 22 2016

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH MONDAY MORNING...

* TIMING...A FREEZING RAIN/SLEET/SNOW MIX WILL CHANGE OVER TO 
  ALL SNOW LATE SUNDAY AFTERNOON AND EVENING CONTINUING INTO 
  MONDAY MORNING BEFORE ENDING. 

* SNOW AND ICE ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 1 TO 7
  INCHES WILL BE POSSIBLE...WITH ANYWHERE FROM A TRACE TO A
  QUARTER INCH OF ICE ACCUMULATION ALSO POSSIBLE.

* WINDS / VISIBILITIES...SIGNIFICANT REDUCTIONS IN VISIBILITY ARE
  EXPECTED AS NORTHWEST WINDS INCREASE TO 30 TO 40 MPH GUSTS TO AT
  LEAST 50 MPH INTO SUNDAY NIGHT.

* IMPACTS...THE ICE AND SNOW COMBINED WITH THE WIND COULD RESULT
  IN TREE DAMAGE AND DOWNED POWER POLES AND LINES RESULTING IN
  POWER OUTAGES. ALSO...TRAVEL IN WHITEOUT CONDITIONS AND HEAVY
  BLOWING AND DRIFTING SNOW COULD BE VERY DIFFICULT TO IMPOSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
114 
WWUS43 KABR 230019 AAA
WSWABR

URGENT - WINTER WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE ABERDEEN SD
619 PM CST THU DEC 22 2016

...SIGNIFICANT CHRISTMAS STORM MOVING IN...

.A STRONG LOW PRESSURE AREA WILL MOVE NORTHEAST ACROSS THE
CENTRAL AND NORTHERN PLAINS CHRISTMAS DAY THROUGH MONDAY. THIS
WILL BRING EVERYTHING FROM RAIN TO FREEZING RAIN... SLEET...
SNOW... ALONG WITH VERY STRONG NORTHWEST WINDS CAUSING BLIZZARD
TO NEAR BLIZZARD CONDITIONS.

SDZ003-004-009-015-033-045-231230-
/O.CON.KABR.BZ.A.0003.161225T1200Z-161226T1800Z/
CORSON-CAMPBELL-WALWORTH-DEWEY-STANLEY-JONES-
INCLUDING THE CITIES OF...MCINTOSH...HERREID...MOBRIDGE...
ISABEL...MISSION RIDGE...MURDO
619 PM CST THU DEC 22 2016 /519 PM MST THU DEC 22 2016/

...BLIZZARD WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING...

* TIMING...BLIZZARD CONDITIONS ARE POSSIBLE FROM SUNDAY MORNING 
  THROUGH MONDAY MORNING. 

* WINDS / VISIBILITIES...WINDS GUSTING AS HIGH AS 60 MPH COULD 
  CAUSE WHITEOUT CONDITIONS IN BLOWING SNOW. SIGNIFICANT 
  DRIFTING OF THE SNOW IS LIKELY. 

* SNOW ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 4 TO 7 INCHES 
  ARE POSSIBLE...WITH LOCALLY HIGHER AMOUNTS. 

* IMPACTS...TRAVEL IN WHITEOUT CONDITIONS AND HEAVY BLOWING AND 
  DRIFTING SNOW COULD BE VERY DIFFICULT TO IMPOSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR
BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES.
THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY
DANGEROUS.

&&

$$

SDZ005-006-010-016-017-034>037-048-051-231230-
/O.CON.KABR.WS.A.0004.161225T1200Z-161226T1800Z/
MCPHERSON-BROWN-EDMUNDS-POTTER-FAULK-SULLY-HUGHES-HYDE-HAND-LYMAN-
BUFFALO-
INCLUDING THE CITIES OF...EUREKA...ABERDEEN...IPSWICH...
GETTYSBURG...FAULKTON...ONIDA...PIERRE...HIGHMORE...MILLER...
KENNEBEC...FORT THOMPSON
619 PM CST THU DEC 22 2016

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH MONDAY MORNING...

* TIMING...A FREEZING RAIN/SLEET/SNOW MIX WILL CHANGE OVER TO 
  ALL SNOW LATE SUNDAY AFTERNOON AND EVENING CONTINUING INTO 
  MONDAY MORNING BEFORE ENDING. 

* SNOW AND ICE ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 1 TO 3
  INCHES ACROSS THE EASTERN WATCH AREA WITH TOTALS AS HIGH AS 7
  INCHES FARTHER WEST WILL BE POSSIBLE...WITH ANYWHERE FROM A
  TRACE TO A QUARTER INCH OF ICE ACCUMULATION ALSO POSSIBLE.

* WINDS / VISIBILITIES...SIGNIFICANT REDUCTIONS IN VISIBILITY 
  ARE EXPECTED AS NORTHWEST WINDS INCREASE TO 30 TO 40 MPH GUSTS 
  TO AT LEAST 50 MPH INTO SUNDAY NIGHT. 

* IMPACTS...THE ICE AND SNOW COMBINED WITH THE WIND COULD RESULT 
  IN TREE DAMAGE AND DOWNED POWER POLES AND LINES RESULTING IN 
  POWER OUTAGES. ALSO...TRAVEL IN WHITEOUT CONDITIONS AND HEAVY 
  BLOWING AND DRIFTING SNOW COULD BE VERY DIFFICULT TO 
  IMPOSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
863 
WWUS43 KABR 230934
WSWABR

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ABERDEEN SD
334 AM CST FRI DEC 23 2016

...SIGNIFICANT CHRISTMAS STORM EXPECTED...

.A STRONG LOW PRESSURE AREA WILL MOVE NORTHEAST ACROSS THE
CENTRAL AND NORTHERN PLAINS CHRISTMAS DAY THROUGH MONDAY. THIS
WILL BRING EVERYTHING FROM RAIN TO FREEZING RAIN... SLEET...
SNOW... ALONG WITH VERY STRONG NORTHWEST WINDS CAUSING BLIZZARD
TO NEAR BLIZZARD CONDITIONS.

MNZ039-046-SDZ007-008-011-018>023-231800-
/O.EXB.KABR.WS.A.0004.161225T1200Z-161226T0000Z/
TRAVERSE-BIG STONE-MARSHALL-ROBERTS-DAY-SPINK-CLARK-CODINGTON-
GRANT-HAMLIN-DEUEL-
INCLUDING THE CITIES OF...WHEATON...ORTONVILLE...BRITTON...
SISSETON...WEBSTER...REDFIELD...CLARK...WATERTOWN...MILBANK...
HAYTI...CLEAR LAKE
334 AM CST FRI DEC 23 2016

...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY AFTERNOON. 

* TIMING...FREEZING RAIN IS POSSIBLE FROM SUNDAY MORNING THROUGH 
  SUNDAY AFTERNOON. 

* ICE ACCUMULATIONS...TOTAL ICE ACCUMULATIONS UP TO A TENTH OF AN
  INCH OR MORE ARE POSSIBLE. 

* IMPACTS...THE ICE COULD RESULT IN DIFFICULT TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

SDZ003-004-009-015-033-045-231800-
/O.CON.KABR.BZ.A.0003.161225T1200Z-161226T1800Z/
CORSON-CAMPBELL-WALWORTH-DEWEY-STANLEY-JONES-
INCLUDING THE CITIES OF...MCINTOSH...HERREID...MOBRIDGE...
ISABEL...MISSION RIDGE...MURDO
334 AM CST FRI DEC 23 2016 /234 AM MST FRI DEC 23 2016/

...BLIZZARD WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING...

* TIMING...BLIZZARD CONDITIONS ARE POSSIBLE FROM SUNDAY MORNING 
  THROUGH MONDAY MORNING. 

* WINDS / VISIBILITIES...WINDS GUSTING AS HIGH AS 60 MPH COULD 
  CAUSE WHITEOUT CONDITIONS IN BLOWING SNOW. SIGNIFICANT 
  DRIFTING OF THE SNOW IS LIKELY. DAMAGE TO TREES AND POWER 
  LINES IS POSSIBLE.

* SNOW ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 4 TO 8 INCHES 
  ARE POSSIBLE. 

* IMPACTS...TRAVEL COULD BE VERY DIFFICULT TO IMPOSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR
BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES.
THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY
DANGEROUS.

&&

$$

SDZ005-006-010-016-017-034>037-048-051-231800-
/O.CON.KABR.WS.A.0004.161225T1200Z-161226T1800Z/
MCPHERSON-BROWN-EDMUNDS-POTTER-FAULK-SULLY-HUGHES-HYDE-HAND-LYMAN-
BUFFALO-
INCLUDING THE CITIES OF...EUREKA...ABERDEEN...IPSWICH...
GETTYSBURG...FAULKTON...ONIDA...PIERRE...HIGHMORE...MILLER...
KENNEBEC...FORT THOMPSON
334 AM CST FRI DEC 23 2016

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH MONDAY MORNING...

* TIMING...SNOW AND FREEZING RAIN ARE POSSIBLE FROM SUNDAY 
  MORNING THROUGH MONDAY MORNING. 

* SNOW AND ICE ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 2 TO 5
  INCHES AND ICE ACCUMULATIONS ARE POSSIBLE.

* WINDS / VISIBILITIES...SIGNIFICANT REDUCTIONS IN VISIBILITY ARE
  POSSIBLE. 

* IMPACTS...THE ICE AND SNOW WILL RESULT IN DIFFICULT TRAVEL
  CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$
724 
WWUS43 KABR 231752
WSWABR

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ABERDEEN SD
1152 AM CST FRI DEC 23 2016

...SIGNIFICANT CHRISTMAS STORM EXPECTED...

.A STRONG LOW PRESSURE AREA WILL MOVE NORTHEAST ACROSS THE
CENTRAL AND NORTHERN PLAINS CHRISTMAS DAY THROUGH MONDAY. THIS
WILL BRING EVERYTHING FROM RAIN TO FREEZING RAIN... SLEET...
SNOW...ALONG WITH VERY STRONG NORTHWEST WINDS CAUSING BLIZZARD TO
NEAR BLIZZARD CONDITIONS.

SDZ003-004-009-015-033-045-240200-
/O.CON.KABR.BZ.A.0003.161225T1200Z-161226T1800Z/
CORSON-CAMPBELL-WALWORTH-DEWEY-STANLEY-JONES-
INCLUDING THE CITIES OF...MCINTOSH...HERREID...MOBRIDGE...
ISABEL...MISSION RIDGE...MURDO
1152 AM CST FRI DEC 23 2016 /1052 AM MST FRI DEC 23 2016/

...BLIZZARD WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING...

* TIMING...BLIZZARD CONDITIONS ARE POSSIBLE FROM SUNDAY MORNING 
  THROUGH MONDAY MORNING. 

* WINDS / VISIBILITIES...WINDS GUSTING AS HIGH AS 60 MPH COULD 
  CAUSE WHITEOUT CONDITIONS IN BLOWING SNOW. SIGNIFICANT 
  DRIFTING OF THE SNOW IS LIKELY. DAMAGE TO TREES AND POWER 
  LINES IS POSSIBLE.

* SNOW ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 3 TO 8 INCHES 
  ARE POSSIBLE. 

* IMPACTS...TRAVEL COULD BE VERY DIFFICULT TO IMPOSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR
BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES.
THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY
DANGEROUS.

&&

$$

SDZ006-010-016-017-034>037-048-051-240200-
/O.CON.KABR.WS.A.0004.161225T1200Z-161226T1800Z/
BROWN-EDMUNDS-POTTER-FAULK-SULLY-HUGHES-HYDE-HAND-LYMAN-BUFFALO-
INCLUDING THE CITIES OF...ABERDEEN...IPSWICH...GETTYSBURG...
FAULKTON...ONIDA...PIERRE...HIGHMORE...MILLER...KENNEBEC...
FORT THOMPSON
1152 AM CST FRI DEC 23 2016

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH MONDAY MORNING...

* TIMING...SNOW AND FREEZING RAIN ARE POSSIBLE FROM SUNDAY 
  MORNING THROUGH MONDAY MORNING. 

* SNOW AND ICE ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF UP TO 1
  TO 3 INCHES AND ICE ACCUMULATIONS OF A LIGHT ICING ARE POSSIBLE.

* WINDS / VISIBILITIES...SIGNIFICANT REDUCTIONS IN VISIBILITY 
  ARE POSSIBLE. EXPECT DAMAGE TO TREES AND POWER LINES AS WELL. 

* IMPACTS...THE ICE COULD RESULT IN DIFFICULT TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

MNZ039-046-SDZ007-008-011-018>023-240200-
/O.CON.KABR.WS.A.0004.161225T1200Z-161226T0000Z/
TRAVERSE-BIG STONE-MARSHALL-ROBERTS-DAY-SPINK-CLARK-CODINGTON-
GRANT-HAMLIN-DEUEL-
INCLUDING THE CITIES OF...WHEATON...ORTONVILLE...BRITTON...
SISSETON...WEBSTER...REDFIELD...CLARK...WATERTOWN...MILBANK...
HAYTI...CLEAR LAKE
1152 AM CST FRI DEC 23 2016

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH SUNDAY AFTERNOON...

* TIMING...FREEZING RAIN IS POSSIBLE FROM SUNDAY MORNING THROUGH 
  SUNDAY AFTERNOON. 

* ICE ACCUMULATIONS...TOTAL ICE ACCUMULATIONS OF A LIGHT ICING 
  ARE POSSIBLE.TREE BRANCHES COULD FALL AS WELL. 

* IMPACTS...THE ICE COULD RESULT IN DIFFICULT TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

SDZ005-240200-
/O.CON.KABR.WS.A.0004.161225T1200Z-161226T1800Z/
MCPHERSON-
INCLUDING THE CITY OF...EUREKA
1152 AM CST FRI DEC 23 2016

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH MONDAY MORNING...

* TIMING...SNOW AND FREEZING RAIN ARE POSSIBLE FROM SUNDAY 
  MORNING THROUGH MONDAY MORNING. 

* SNOW AND ICE ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 1 TO 5
  INCHES AND ICE ACCUMULATIONS OF A LIGHT ICING ARE POSSIBLE. THE
  HIGHEST SNOW AMOUNTS ARE EXPECTED NORTHWEST OF A LINE FROM
  EUREKA TO LONG LAKE.

* WINDS / VISIBILITIES...SIGNIFICANT REDUCTIONS IN VISIBILITY 
  ARE POSSIBLE. TREE BRANCHES COULD FALL AS WELL. 

* IMPACTS...THE ICE COULD RESULT IN DIFFICULT TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

KF
576 
WWUS43 KABR 232106
WSWABR

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE ABERDEEN SD
306 PM CST FRI DEC 23 2016

...SIGNIFICANT CHRISTMAS STORM EXPECTED...

.A STRONG LOW PRESSURE AREA WILL MOVE NORTHEAST ACROSS THE
CENTRAL AND NORTHERN PLAINS CHRISTMAS DAY THROUGH MONDAY. THIS
WILL BRING EVERYTHING FROM RAIN...FREEZING RAIN...SLEET AND
SNOW...ALONG WITH VERY STRONG NORTHWEST WINDS CAUSING BLIZZARD TO
NEAR BLIZZARD CONDITIONS IN SOME AREAS.

SDZ033-045-240515-
/O.CAN.KABR.BZ.A.0003.161225T1200Z-161226T1800Z/
/O.EXA.KABR.WS.A.0004.161225T1200Z-161226T1800Z/
STANLEY-JONES-
INCLUDING THE CITIES OF...MISSION RIDGE...MURDO
306 PM CST FRI DEC 23 2016 /206 PM MST FRI DEC 23 2016/

...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING...
...BLIZZARD WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING. THE BLIZZARD WATCH HAS BEEN CANCELLED. 

* TIMING...RAIN AND FREEZING RAIN ARE POSSIBLE SUNDAY MORNING,
  TRANSITIONING OVER TO SNOW LATE SUNDAY AFTERNOON THROUGH SUNDAY
  NIGHT.

* SNOW AND ICE ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF UP TO 2
  INCHES AND ICE ACCUMULATIONS OF ONE TENTH TO TWO TENTHS OF AN
  INCH ARE POSSIBLE.

* WINDS...NORTHWEST WINDS WILL INCREASE INTO THE 30 TO 50 MPH
  RANGE SUNDAY NIGHT THROUGH EARLY MONDAY MORNING.

* IMPACTS...THE ICE COULD RESULT IN DIFFICULT TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

SDZ017-036-037-051-232215-
/O.CAN.KABR.WS.A.0004.161225T1200Z-161226T1800Z/
FAULK-HYDE-HAND-BUFFALO-
INCLUDING THE CITIES OF...FAULKTON...HIGHMORE...MILLER...
FORT THOMPSON
306 PM CST FRI DEC 23 2016

...WINTER STORM WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS CANCELLED THE WINTER
STORM WATCH. 

WINTER STORM CONDITIONS ARE NO LONGER EXPECTED. HOWEVER, LIGHT
FREEZING DRIZZLE OR FREEZING RAIN ARE POSSIBLE SUNDAY MORNING
BEFORE SWITCHING OVER TO RAIN. ROADWAYS MAY BECOME SLICK DURING
THE MORNING HOURS.

$$

SDZ018>023-232215-
/O.CAN.KABR.WS.A.0004.161225T1200Z-161226T0000Z/
SPINK-CLARK-CODINGTON-GRANT-HAMLIN-DEUEL-
INCLUDING THE CITIES OF...REDFIELD...CLARK...WATERTOWN...
MILBANK...HAYTI...CLEAR LAKE
306 PM CST FRI DEC 23 2016

...WINTER STORM WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS CANCELLED THE WINTER
STORM WATCH. 

WINTER STORM CONDITIONS ARE NO LONGER EXPECTED. HOWEVER, LIGHT
FREEZING DRIZZLE OR FREEZING RAIN ARE POSSIBLE SUNDAY MORNING
BEFORE SWITCHING OVER TO RAIN. ROADWAYS MAY BECOME SLICK DURING
THE MORNING HOURS.

$$

SDZ003-004-009-015-240515-
/O.UPG.KABR.BZ.A.0003.161225T1200Z-161226T1800Z/
/O.NEW.KABR.BZ.W.0004.161225T1200Z-161226T1800Z/
CORSON-CAMPBELL-WALWORTH-DEWEY-
INCLUDING THE CITIES OF...MCINTOSH...HERREID...MOBRIDGE...ISABEL
306 PM CST FRI DEC 23 2016 /206 PM MST FRI DEC 23 2016/

...BLIZZARD WARNING IN EFFECT FROM 6 AM CST /5 AM MST/ SUNDAY TO
NOON CST /11 AM MST/ MONDAY...

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT FROM 6 AM CST /5 AM MST/ SUNDAY TO
NOON CST /11 AM MST/ MONDAY. THE BLIZZARD WATCH IS NO LONGER IN
EFFECT. 

* TIMING...SNOW WILL BEGIN SUNDAY MORNING AND WILL CONTINUE
  THROUGH SUNDAY NIGHT. STRONG WINDS WILL OCCUR LATE SUNDAY
  AFTERNOON THROUGH EARLY MONDAY MORNING.

* WINDS / VISIBILITIES...WINDS GUSTING AS HIGH AS 60 MPH WILL
  CAUSE WHITEOUT CONDITIONS IN BLOWING SNOW. SIGNIFICANT DRIFTING
  OF THE SNOW IS LIKELY. EXPECT DAMAGE TO TREES AND POWER LINES AS
  WELL.

* SNOW ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 4 TO 9 INCHES 
  ARE EXPECTED. 

* IMPACTS...TRAVEL WILL BE VERY DIFFICULT TO IMPOSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE. THE LATEST ROAD CONDITIONS FOR
THE STATE YOU ARE CALLING FROM CAN BE OBTAINED BY CALLING 5 1 1.

&&

$$

SDZ006-240515-
/O.EXT.KABR.WS.A.0004.161225T1200Z-161226T0000Z/
BROWN-
INCLUDING THE CITY OF...ABERDEEN
306 PM CST FRI DEC 23 2016

...WINTER STORM WATCH NOW IN EFFECT FROM SUNDAY MORNING THROUGH
SUNDAY AFTERNOON...

THE WINTER STORM WATCH IS NOW IN EFFECT FROM SUNDAY MORNING
THROUGH SUNDAY AFTERNOON. 

* TIMING...FREEZING RAIN IS EXPECTED SUNDAY MORNING INTO EARLY
  SUNDAY AFTERNOON.

* SNOW AND ICE ACCUMULATIONS...ICE ACCUMULATIONS OF UP TO TWO
  TENTHS OF AN INCH ARE POSSIBLE.

* WINDS...NORTHWEST WINDS WILL INCREASE INTO THE 30 TO 50 MPH
  RANGE SUNDAY NIGHT.

* IMPACTS...THE ICE COULD RESULT IN DIFFICULT TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

SDZ005-010-016-034-035-048-240515-
/O.CON.KABR.WS.A.0004.161225T1200Z-161226T1800Z/
MCPHERSON-EDMUNDS-POTTER-SULLY-HUGHES-LYMAN-
INCLUDING THE CITIES OF...EUREKA...IPSWICH...GETTYSBURG...ONIDA...
PIERRE...KENNEBEC
306 PM CST FRI DEC 23 2016

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH MONDAY MORNING...

* TIMING...A MIX OF FREEZING RAIN AND RAIN IS EXPECTED SUNDAY
  MORNING BEFORE TRANSITIONING OVER THE SNOW LATE SUNDAY AFTERNOON
  AND CONTINUING THROUGH EARLY MONDAY MORNING.

* SNOW AND ICE ACCUMULATIONS...TOTAL SNOW ACCUMULATIONS OF 1 TO 3
  INCHES AND ICE ACCUMULATIONS OF UP TO TWO TENTHS OF AN INCH ARE
  POSSIBLE.

* WINDS...NORTHWEST WINDS WILL INCREASE INTO THE 30 TO 50 MPH
  RANGE SUNDAY NIGHT. REDUCED VISIBILITIES ARE POSSIBLE.

* IMPACTS...THE ICE COULD RESULT IN DIFFICULT TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

MNZ039-046-SDZ007-008-011-240515-
/O.CON.KABR.WS.A.0004.161225T1200Z-161226T0000Z/
TRAVERSE-BIG STONE-MARSHALL-ROBERTS-DAY-
INCLUDING THE CITIES OF...WHEATON...ORTONVILLE...BRITTON...
SISSETON...WEBSTER
306 PM CST FRI DEC 23 2016

...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH SUNDAY AFTERNOON...

* TIMING...FREEZING RAIN IS POSSIBLE SUNDAY MORNING THROUGH EARLY
  SUNDAY AFTERNOON.

* ICE ACCUMULATIONS...TOTAL ICE ACCUMULATIONS OF UP TO TWO TENTHS
  OF AN INCH ARE POSSIBLE.

* IMPACTS...THE ICE COULD RESULT IN DIFFICULT TRAVEL CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS POTENTIAL FOR SIGNIFICANT
SNOW...SLEET OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

PARKIN

What forecasters said that day

The local office's own words before this blizzard 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 blizzard watch went out at Dec 22, 4:25 AM CST, 28 minutes earlier.

Area forecast discussion, Dec 22, 4:25 AM CST, 28 minutes before
Area Forecast Discussion
National Weather Service Aberdeen SD
425 AM CST Thu Dec 22 2016

.SHORT TERM...(Today through Saturday Afternoon)
Issued at 420 AM CST Thu Dec 22 2016

Models continue to advertise cooler temperatures today with highs
in the upper 20s, to the mid 30s. A strong inversion over much to
the CWA today is the cause for the cooler temps. It appears as
though the warmest temperatures today will occur over our higher
terrain areas, while valleys are a few degrees cooler. Have
increased highs on the western edge of the James River Valley, and
lowered highs in the James.

A weak shortwave and surface front will cross the region later
tonight into Friday morning with light snow possible in the eastern
CWA. While QPF is rather low, there is the potential for higher
amounts. This system will have good integrated water transport via
strong 850 mb winds. PWATS are shown to increase above a half inch,
which is above the 90th percentile. With good moisture, would not be
surprised if some area receive an inch or two of snow by Friday
morning. Drier and cooler temperatures will move into the region for
Friday night and Saturday.

.LONG TERM...(Saturday Evening through Wednesday)
Issued at 420 AM CST Thu Dec 22 2016

Very good agreement and consistency now with the models and GEFS
ensembles with an impending winter storm to affect the region for
Christmas into Monday. Indications still show the best deep layer
lift and resultant precipitation will move into the region on Sunday
continuing into Monday morning. The issue still will be the
precipitation type with the surface air temperatures, snow cover
influence, along with road temperature questions. The models all
show a surface low pressure area in northeast Colorado Sunday
morning lifting northeast across Nebraska, eastern South Dakota into
northeast Minnesota by 12z Monday morning. The track will be very
important on the dividing line between rain/mixed precip/snow. Have
not changed this zone much from the previous forecast. The models
all indicate a good warm surge in advance of the surface low
pressure area on Sunday. Believe the temperatures will be warm
enough in the southeast CWA for rain with freezing on the roads
until the roads warm up. As you move northwest and west, the colder
air at the surface will dominate with temperatures at or below
freezing with warm air aloft riding over. This will be the
transition zone with freezing rain/sleet/snow. Areas mainly west of
the Missouri river are expected to be snow and heavy at times. There
could be some significant icing with this system along with heavy
snow. Based on the strong winds off the surface of 40 to 50 knots
mixing down along with a tight surface pressure gradient, expect
widespread blowing snow to develop out west Sunday afternoon. This
will spread east as much colder air moves into the region Sunday
night and the precipitation changes to all snow. Thus, increased
superblend winds quite a bit for this time and increased the blowing
snow coverage area.

With the increased certainty, will issue a blizzard watch for north
central SD and for Jones and Stanley in central SD. Also, with
the increased likelihood of mixed precipitation, especially along
and west of the James Valley along with the change over to snow
and very strong winds, will issue a Winter Storm Watch. Will hold
off across the east as difficult to determine the amount
rain/freezing rain and subsequent icing at this time. The snow
will end and winds will decrease on Monday with continued areas of
blowing snow.

The rest of the long term looks to be mainly dry with west to west
northwest flow aloft with weak short waves coming over with a
stronger one Wednesday. Have it dry at this time with highs mostly
in the 20s.

&&

.AVIATION...(For the 06Z TAFS through 06Z Thursday Night)
Issued at 1123 PM CST Wed Dec 21 2016

VFR conditions are expected through the period.

&&

.ABR WATCHES/WARNINGS/ADVISORIES...
SD...Blizzard Watch from Sunday morning through Monday morning for
     SDZ003-004-009-015-033-045.

     Winter Storm Watch from Sunday morning through Monday morning
     for SDZ005-006-010-016-017-034>037-048-051.

MN...None.
&&

SHORT TERM...SD
LONG TERM...Mohr
AVIATION...Wise
Hazardous weather outlook, Dec 22, 4:37 AM CST, 16 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ABERDEEN SD
437 AM CST THU DEC 22 2016

MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-231045-
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-
437 AM CST THU DEC 22 2016 /337 AM MST THU DEC 22 2016/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL
MINNESOTA...CENTRAL SOUTH DAKOTA...NORTH CENTRAL SOUTH DAKOTA AND
NORTHEAST SOUTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

LIGHT SNOW WILL BE POSSIBLE OVER EASTERN SOUTH DAKOTA AND WESTERN
MINNESOTA TONIGHT INTO FRIDAY MORNING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

CONFIDENCE IS INCREASING ON A SIGNIFICANT WINTER STORM IMPACTING THE
REGION SATURDAY NIGHT THROUGH MONDAY. THIS SYSTEM WILL HAVE THE
POTENTIAL TO BRING WIDESPREAD FREEZING RAIN AND SLEET EAST OF THE
SURFACE LOW, AND ACCUMULATING SNOWFALL TO THE WEST WHERE BLIZZARD
WATCHES HAVE BEEN POSTED. THE PRECIPITATION IS EXPECTED TO CHANGE
TO ALL SNOW SUNDAY NIGHT AND END MONDAY MORNING. ANY ICE OR
SNOWFALL AMOUNTS WOULD BE DIFFICULT TO ESTIMATE AT THIS TIME.
OTHERWISE, STRONG NORTHWEST WINDS ARE EXPECTED BEHIND THE SYSTEM
SUNDAY AFTERNOON INTO MONDAY CAUSING WIDESPREAD BLOWING AND
DRIFTING SNOW. STAY TUNED FOR THE LATEST UPDATES ON THIS
DEVELOPING LOW PRESSURE SYSTEM FOR ADDITIONAL HEADLINES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 22, 4:53 AM CSTWinter Storm WatchABRBrown, Buffalo, Clark, Codington, Day, Deuel and 16 more48 hr

Nearby

Blizzard Watches in South Dakota, 2016Every blizzard watch in 2016

Sources

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