Alert archive / South Dakota / Wind Chill Advisories in 2014
Wind Chill Advisory 4, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this wind chill advisory at Jan 4, 2014, 3:02 PM CST for 4 states. It took effect at Jan 4, 2014, 6:00 PM CST. It was in force for 16 hr.
The area
The counties it named.
The facts
- Issued
- Jan 4, 2014, 3:02 PM CST (21:02 UTC)
- In effect from
- Jan 4, 2014, 6:00 PM CST
- Expired
- Jan 5, 2014, 10:00 AM CST
- In force
- 16 hr
- Issued by
- NWS Sioux Falls, SD
All 45 counties
Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Cottonwood County, MN, Jackson County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Aurora County, SD, Beadle County, SD, Bon Homme County, SD, Brookings County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Sanborn County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 16 km from the middle of the area, began a volume at 20:59 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 12:00Z, 9.0 hours before the alert went out and 202 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 729 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -86 m²/s²
- 0-3 km storm-relative helicity
- -80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
413 WWUS43 KFSD 042102 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 302 PM CST SAT JAN 4 2014 IAZ001>003-013-014-MNZ071-072-080-081-089-090-097-098-SDZ038>040- 053>056-061-062-050515- /O.NEW.KFSD.WC.Y.0004.140105T0000Z-140105T1200Z/ /O.CON.KFSD.WC.W.0001.140105T1200Z-140107T1200Z/ LYON-OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-MURRAY-COTTONWOOD- NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN- MINER-LAKE-MOODY-MCCOOK-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SHELDON...HARTLEY...SANBORN...SPENCER...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...HURON...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...WOONSOCKET...HOWARD...MADISON...FLANDREAU...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS 302 PM CST SAT JAN 4 2014 ...WIND CHILL ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM CST SUNDAY... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 6 AM SUNDAY TO 6 AM CST TUESDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM CST SUNDAY. * WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 10 TO 20 MPH THIS EVENING WILL DIMINISH TO 5 TO 15 MPH LATE TONIGHT INTO SUNDAY MORNING. NORTHWESTERLY WINDS WILL THEN RAPIDLY INCREASE LATE SUNDAY MORNING INTO THE AFTERNOON BEHIND AN ARCTIC FRONT. SUSTAINED WIND SPEEDS OF 20 TO 35 MPH WITH GUSTS AROUND 40 MPH ARE LIKELY. WINDS SUNDAY NIGHT INTO MONDAY WILL GENERALLY REMAIN IN THE 15 TO 30 MPH RANGE...BEFORE DROPPING TO AROUND 10 MPH LATER MONDAY NIGHT. SCATTERED FLURRIES ARE POSSIBLE SUNDAY AFTERNOON...WHICH IF OCCUR...COULD CAUSE AREAS OF REDUCED VISIBILITY GIVEN THE STRONG WINDS. * WIND CHILL VALUES...WIND CHILL VALUES OF 20 BELOW TO 35 BELOW ZERO ARE EXPECTED TONIGHT INTO SUNDAY MORNING. WIND CHILL VALUES WILL THEN DROP INTO THE 40 BELOW TO 55 BELOW ZERO RANGE SUNDAY AFTERNOON INTO EARLY MONDAY AFTERNOON. WIND CHILL VALUES OF 35 BELOW TO 45 BELOW ZERO WILL LINGER INTO EARLY TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ IAZ012-020>022-031-032-NEZ013-014-SDZ050-052-057>060-063>071- 050515- /O.NEW.KFSD.WC.Y.0004.140105T0600Z-140105T1600Z/ /O.CON.KFSD.WC.W.0001.140105T1600Z-140107T1200Z/ SIOUX-PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA- GREGORY-JERAULD-BRULE-AURORA-DAVISON-HANSON-CHARLES MIX-DOUGLAS- HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS... CHEROKEE...STORM LAKE...SIOUX CITY...IDA GROVE...HOLSTEIN... BATTLE CREEK...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 302 PM CST SAT JAN 4 2014 ...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM CST SUNDAY... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 10 AM SUNDAY TO 6 AM CST TUESDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM CST SUNDAY. * WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 10 TO 20 MPH WILL CONTINUE INTO SUNDAY MORNING. NORTHWESTERLY WINDS WILL THEN RAPIDLY INCREASE LATE SUNDAY MORNING INTO THE AFTERNOON BEHIND AN ARCTIC FRONT. SUSTAINED WIND SPEEDS OF 20 TO 35 MPH WITH GUSTS AROUND 40 MPH ARE LIKELY. WINDS SUNDAY NIGHT INTO MONDAY WILL GENERALLY REMAIN IN THE 15 TO 30 MPH RANGE...BEFORE DROPPING TO AROUND 10 MPH LATER MONDAY NIGHT. SCATTERED FLURRIES ARE POSSIBLE SUNDAY AFTERNOON...WHICH IF OCCUR...COULD CAUSE AREAS OF REDUCED VISIBILITY GIVEN THE STRONG WINDS. * WIND CHILL VALUES...WIND CHILL VALUES OF 20 BELOW TO 30 BELOW ZERO ARE EXPECTED LATER TONIGHT INTO SUNDAY MORNING. WIND CHILL VALUES WILL THEN DROP INTO THE 35 BELOW TO 50 BELOW ZERO RANGE SUNDAY AFTERNOON INTO EARLY MONDAY AFTERNOON. WIND CHILL VALUES OF 25 BELOW TO 40 BELOW ZERO WILL LINGER INTO EARLY TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ CHENARD
4 follow-up statements
039 WWUS43 KFSD 050315 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 915 PM CST SAT JAN 4 2014 IAZ001>003-013-014-MNZ071-072-080-081-089-090-097-098-SDZ038>040- 053>056-061-062-051115- /O.CON.KFSD.WC.W.0001.140105T1200Z-140107T1200Z/ /O.CON.KFSD.WC.Y.0004.000000T0000Z-140105T1200Z/ LYON-OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-MURRAY-COTTONWOOD- NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN- MINER-LAKE-MOODY-MCCOOK-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SHELDON...HARTLEY...SANBORN...SPENCER...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...HURON...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...WOONSOCKET...HOWARD...MADISON...FLANDREAU...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS 915 PM CST SAT JAN 4 2014 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST SUNDAY... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 6 AM SUNDAY TO 6 AM CST TUESDAY... * WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL AVERAGE 5 TO 15 MPH FOR THE REST OF TONIGHT...ALTHOUGH SOME GUSTS WILL BE HIGHER IN SOUTHWEST MINNESOTA. NORTHWESTERLY WINDS WILL THEN RAPIDLY INCREASE LATE SUNDAY MORNING AND AFTERNOON BEHIND ANOTHER ARCTIC COLD FRONT. WIND SPEEDS WILL AVERAGE 20 TO 35 MPH WITH SOME HIGHER GUSTS POSSIBLE. WINDS SUNDAY NIGHT INTO MONDAY WILL GENERALLY REMAIN IN THE 15 TO 30 MPH RANGE...BEFORE DROPPING TO AROUND 10 MPH LATER MONDAY NIGHT. SCATTERED FLURRIES ARE POSSIBLE SUNDAY AFTERNOON...WHICH IF OCCUR...COULD CAUSE AREAS OF REDUCED VISIBILITY GIVEN THE STRONG WINDS. * WIND CHILL VALUES...WIND CHILL VALUES OF 20 BELOW TO 35 BELOW ZERO ARE EXPECTED TONIGHT INTO SUNDAY MORNING. WIND CHILL VALUES WILL THEN DROP INTO THE 40 BELOW TO 55 BELOW ZERO RANGE SUNDAY AFTERNOON INTO EARLY MONDAY AFTERNOON. WIND CHILL VALUES OF 35 BELOW TO 45 BELOW ZERO WILL LINGER INTO EARLY TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ IAZ012-020>022-031-032-NEZ013-014-SDZ050-052-057>060-063>071- 051115- /O.CON.KFSD.WC.W.0001.140105T1600Z-140107T1200Z/ /O.CON.KFSD.WC.Y.0004.140105T0600Z-140105T1600Z/ SIOUX-PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA- GREGORY-JERAULD-BRULE-AURORA-DAVISON-HANSON-CHARLES MIX-DOUGLAS- HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS... CHEROKEE...STORM LAKE...SIOUX CITY...IDA GROVE...HOLSTEIN... BATTLE CREEK...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 915 PM CST SAT JAN 4 2014 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST SUNDAY... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 10 AM SUNDAY TO 6 AM CST TUESDAY... * WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 10 TO 20 MPH WILL CONTINUE INTO SUNDAY MORNING. NORTHWESTERLY WINDS WILL THEN RAPIDLY INCREASE LATE SUNDAY MORNING AND AFTERNOON BEHIND ANOTHER ARCTIC COLD FRONT. WIND SPEEDS WILL AVERAGE 20 TO 35 MPH WITH SOME HIGHER GUSTS POSSIBLE. WINDS SUNDAY NIGHT INTO MONDAY WILL GENERALLY REMAIN IN THE 15 TO 30 MPH RANGE...BEFORE DROPPING TO AROUND 10 MPH LATER MONDAY NIGHT. SCATTERED FLURRIES ARE POSSIBLE SUNDAY AFTERNOON...WHICH IF OCCUR...COULD CAUSE AREAS OF REDUCED VISIBILITY GIVEN THE STRONG WINDS. * WIND CHILL VALUES...WIND CHILL VALUES OF 20 BELOW TO 30 BELOW ZERO ARE EXPECTED LATE TONIGHT INTO SUNDAY MORNING. WIND CHILL VALUES WILL THEN DROP INTO THE 35 BELOW TO 50 BELOW ZERO RANGE SUNDAY AFTERNOON INTO EARLY MONDAY AFTERNOON. WIND CHILL VALUES OF 25 BELOW TO 40 BELOW ZERO WILL LINGER INTO EARLY TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$
643 WWUS43 KFSD 050938 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 338 AM CST SUN JAN 5 2014 IAZ001>003-013-014-MNZ071-072-080-081-089-090-097-098-SDZ038>040- 053>056-061-062-051745- /O.CON.KFSD.WC.W.0001.140105T1200Z-140107T1200Z/ /O.CON.KFSD.WC.Y.0004.000000T0000Z-140105T1200Z/ LYON-OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-MURRAY-COTTONWOOD- NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN- MINER-LAKE-MOODY-MCCOOK-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SHELDON...HARTLEY...SANBORN...SPENCER...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...HURON...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...WOONSOCKET...HOWARD...MADISON...FLANDREAU...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS 338 AM CST SUN JAN 5 2014 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY THIS MORNING... ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 6 AM CST TUESDAY... * WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL AVERAGE 5 TO 15 MPH EARLY THIS MORNING. NORTHWEST WINDS WILL THEN RAPIDLY INCREASE LATE THIS MORNING AND AFTERNOON BEHIND ANOTHER ARCTIC COLD FRONT. WIND SPEEDS WILL AVERAGE 20 TO 35 MPH WITH SOME HIGHER GUSTS POSSIBLE. WINDS SUNDAY NIGHT INTO MONDAY WILL GENERALLY REMAIN IN THE 15 TO 30 MPH RANGE... BEFORE DROPPING TO AROUND 10 MPH LATER MONDAY NIGHT. SCATTERED FLURRIES ARE POSSIBLE SUNDAY AFTERNOON...WHICH IF THEY OCCUR...COULD CAUSE AREAS OF REDUCED VISIBILITY GIVEN THE STRONG WINDS. * WIND CHILL VALUES...WIND CHILL VALUES OF 20 BELOW TO 35 BELOW ZERO ARE EXPECTED EARLY THIS MORNING. WIND CHILL VALUES WILL THEN DROP INTO THE 40 BELOW TO 55 BELOW ZERO RANGE SUNDAY AFTERNOON INTO EARLY MONDAY AFTERNOON. WIND CHILL VALUES OF 35 BELOW TO 45 BELOW ZERO WILL LINGER INTO EARLY TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ IAZ012-020>022-031-032-NEZ013-014-SDZ050-052-057>060-063>071- 051745- /O.CON.KFSD.WC.W.0001.140105T1600Z-140107T1200Z/ /O.CON.KFSD.WC.Y.0004.000000T0000Z-140105T1600Z/ SIOUX-PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA- GREGORY-JERAULD-BRULE-AURORA-DAVISON-HANSON-CHARLES MIX-DOUGLAS- HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS... CHEROKEE...STORM LAKE...SIOUX CITY...IDA GROVE...HOLSTEIN... BATTLE CREEK...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 338 AM CST SUN JAN 5 2014 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS MORNING... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 6 AM CST TUESDAY... * WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 10 TO 20 MPH WILL CONTINUE THIS MORNING. NORTHWEST WINDS WILL THEN RAPIDLY INCREASE LATE THIS MORNING AND AFTERNOON BEHIND ANOTHER ARCTIC COLD FRONT. WIND SPEEDS WILL AVERAGE 20 TO 35 MPH WITH SOME GUSTS TO 45 MPH POSSIBLE. WINDS TONIGHT INTO MONDAY WILL GENERALLY REMAIN IN THE 15 TO 30 MPH RANGE... BEFORE DROPPING TO AROUND 10 MPH LATER MONDAY NIGHT. SCATTERED FLURRIES ARE POSSIBLE SUNDAY AFTERNOON...WHICH IF OCCUR... COULD CAUSE AREAS OF REDUCED VISIBILITY GIVEN THE STRONG WINDS. * WIND CHILL VALUES...WIND CHILL VALUES OF 20 BELOW TO 30 BELOW ZERO ARE EXPECTED LATE TONIGHT INTO SUNDAY MORNING. WIND CHILL VALUES WILL THEN DROP INTO THE 35 BELOW TO 50 BELOW ZERO RANGE SUNDAY AFTERNOON INTO EARLY MONDAY AFTERNOON. WIND CHILL VALUES OF 25 BELOW TO 40 BELOW ZERO WILL LINGER INTO EARLY TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$
104 WWUS43 KFSD 051203 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 603 AM CST SUN JAN 5 2014 IAZ001>003-013-014-MNZ071-072-080-081-089-090-097-098-SDZ038>040- 053>056-061-062-052015- /O.EXP.KFSD.WC.Y.0004.000000T0000Z-140105T1200Z/ /O.CON.KFSD.WC.W.0001.000000T0000Z-140107T1200Z/ LYON-OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-MURRAY-COTTONWOOD- NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN- MINER-LAKE-MOODY-MCCOOK-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SHELDON...HARTLEY...SANBORN...SPENCER...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...HURON...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...WOONSOCKET...HOWARD...MADISON...FLANDREAU...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS 603 AM CST SUN JAN 5 2014 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 6 AM CST TUESDAY... ...WIND CHILL ADVISORY HAS EXPIRED... * WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL AVERAGE 5 TO 15 MPH EARLY THIS MORNING. NORTHWEST WINDS WILL THEN RAPIDLY INCREASE LATE THIS MORNING AND AFTERNOON BEHIND ANOTHER ARCTIC COLD FRONT. WIND SPEEDS WILL AVERAGE 20 TO 35 MPH WITH SOME HIGHER GUSTS POSSIBLE. WINDS SUNDAY NIGHT INTO MONDAY WILL GENERALLY REMAIN IN THE 15 TO 30 MPH RANGE... BEFORE DROPPING TO AROUND 10 MPH LATER MONDAY NIGHT. SCATTERED FLURRIES ARE POSSIBLE SUNDAY AFTERNOON...WHICH IF THEY OCCUR... COULD CAUSE AREAS OF REDUCED VISIBILITY GIVEN THE STRONG WINDS. * WIND CHILL VALUES...WIND CHILL VALUES OF 20 BELOW TO 35 BELOW ZERO ARE EXPECTED EARLY THIS MORNING. WIND CHILL VALUES WILL THEN DROP INTO THE 40 BELOW TO 55 BELOW ZERO RANGE SUNDAY AFTERNOON INTO EARLY MONDAY AFTERNOON. WIND CHILL VALUES OF 35 BELOW TO 45 BELOW ZERO WILL LINGER INTO EARLY TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ IAZ012-020>022-031-032-NEZ013-014-SDZ050-052-057>060-063>071- 052015- /O.CON.KFSD.WC.W.0001.140105T1600Z-140107T1200Z/ /O.CON.KFSD.WC.Y.0004.000000T0000Z-140105T1600Z/ SIOUX-PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA- GREGORY-JERAULD-BRULE-AURORA-DAVISON-HANSON-CHARLES MIX-DOUGLAS- HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS... CHEROKEE...STORM LAKE...SIOUX CITY...IDA GROVE...HOLSTEIN... BATTLE CREEK...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 603 AM CST SUN JAN 5 2014 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS MORNING... ...WIND CHILL WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 6 AM CST TUESDAY... * WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 10 TO 20 MPH WILL CONTINUE THIS MORNING. NORTHWEST WINDS WILL THEN RAPIDLY INCREASE LATE THIS MORNING AND AFTERNOON BEHIND ANOTHER ARCTIC COLD FRONT. WIND SPEEDS WILL AVERAGE 20 TO 35 MPH WITH SOME GUSTS TO 45 MPH POSSIBLE. WINDS TONIGHT INTO MONDAY WILL GENERALLY REMAIN IN THE 15 TO 30 MPH RANGE... BEFORE DROPPING TO AROUND 10 MPH LATER MONDAY NIGHT. SCATTERED FLURRIES ARE POSSIBLE SUNDAY AFTERNOON...WHICH IF OCCUR... COULD CAUSE AREAS OF REDUCED VISIBILITY GIVEN THE STRONG WINDS. * WIND CHILL VALUES...WIND CHILL VALUES OF 20 BELOW TO 30 BELOW ZERO ARE EXPECTED LATE TONIGHT INTO SUNDAY MORNING. WIND CHILL VALUES WILL THEN DROP INTO THE 35 BELOW TO 50 BELOW ZERO RANGE SUNDAY AFTERNOON INTO EARLY MONDAY AFTERNOON. WIND CHILL VALUES OF 25 BELOW TO 40 BELOW ZERO WILL LINGER INTO EARLY TUESDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$
545 WWUS43 KFSD 051553 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 953 AM CST SUN JAN 5 2014 IAZ012-020>022-031-032-NEZ013-014-SDZ050-052-057>060-063>071- 060000- /O.EXP.KFSD.WC.Y.0004.000000T0000Z-140105T1600Z/ /O.CON.KFSD.WC.W.0001.140105T1600Z-140107T1200Z/ SIOUX-PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA- GREGORY-JERAULD-BRULE-AURORA-DAVISON-HANSON-CHARLES MIX-DOUGLAS- HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS... CHEROKEE...STORM LAKE...SIOUX CITY...IDA GROVE...HOLSTEIN... BATTLE CREEK...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 953 AM CST SUN JAN 5 2014 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 6 AM CST TUESDAY... ...WIND CHILL ADVISORY WILL EXPIRE AT 10 AM CST THIS MORNING... * WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS OF 10 TO 20 MPH WILL CONTINUE THIS MORNING. NORTHWEST WINDS WILL THEN RAPIDLY INCREASE LATE THIS MORNING AND AFTERNOON BEHIND ANOTHER ARCTIC COLD FRONT. WIND SPEEDS WILL AVERAGE 20 TO 35 MPH WITH SOME GUSTS TO 45 MPH POSSIBLE. WINDS TONIGHT INTO MONDAY WILL GENERALLY REMAIN IN THE 15 TO 30 MPH RANGE... BEFORE DROPPING TO AROUND 10 MPH LATER MONDAY NIGHT. SCATTERED FLURRIES ARE POSSIBLE SUNDAY AFTERNOON...WHICH IF OCCUR... COULD CAUSE AREAS OF REDUCED VISIBILITY GIVEN THE STRONG WINDS. * WIND CHILL VALUES...WIND CHILL VALUES OF 20 BELOW TO 30 BELOW ZERO ARE EXPECTED LATE TONIGHT INTO SUNDAY MORNING. WIND CHILL VALUES WILL THEN DROP INTO THE 35 BELOW TO 50 BELOW ZERO RANGE SUNDAY AFTERNOON INTO EARLY MONDAY AFTERNOON. WIND CHILL VALUES OF 25 BELOW TO 40 BELOW ZERO WILL LINGER INTO EARLY TUESDAY MORNING. * IMPACTS...EXPOSED FLESH WILL FREEZE IN 10 MINUTES OR LESS WITH WIND CHILLS OF 35 BELOW. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ IAZ001>003-013-014-MNZ071-072-080-081-089-090-097-098-SDZ038>040- 053>056-061-062-060000- /O.CON.KFSD.WC.W.0001.000000T0000Z-140107T1200Z/ LYON-OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-MURRAY-COTTONWOOD- NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN- MINER-LAKE-MOODY-MCCOOK-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SHELDON...HARTLEY...SANBORN...SPENCER...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...HURON...DE SMET...ARLINGTON...LAKE PRESTON... BROOKINGS...WOONSOCKET...HOWARD...MADISON...FLANDREAU...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS 953 AM CST SUN JAN 5 2014 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 6 AM CST TUESDAY... * THIS IS A PARTICULARLY DANGEROUS SITUATION. * WIND AND VISIBILITY...NORTH TO NORTHWEST WINDS WILL AVERAGE 5 TO 15 MPH EARLY THIS MORNING. NORTHWEST WINDS WILL THEN RAPIDLY INCREASE LATE THIS MORNING AND AFTERNOON BEHIND ANOTHER ARCTIC COLD FRONT. WIND SPEEDS WILL AVERAGE 20 TO 35 MPH WITH SOME HIGHER GUSTS POSSIBLE. WINDS SUNDAY NIGHT INTO MONDAY WILL GENERALLY REMAIN IN THE 15 TO 30 MPH RANGE... BEFORE DROPPING TO AROUND 10 MPH LATER MONDAY NIGHT. SCATTERED FLURRIES ARE POSSIBLE SUNDAY AFTERNOON...WHICH IF THEY OCCUR...COULD CAUSE AREAS OF REDUCED VISIBILITY GIVEN THE STRONG WINDS. * WIND CHILL VALUES...WIND CHILL VALUES OF 20 BELOW TO 35 BELOW ZERO ARE EXPECTED EARLY THIS MORNING. WIND CHILL VALUES WILL THEN DROP INTO THE 40 BELOW TO 55 BELOW ZERO RANGE SUNDAY AFTERNOON INTO EARLY MONDAY AFTERNOON. WIND CHILL VALUES OF 35 BELOW TO 45 BELOW ZERO WILL LINGER INTO EARLY TUESDAY MORNING. * IMPACTS...EXPOSED FLESH WILL FREEZE IN 10 MINUTES WITH WIND CHILLS OF 35 BELOW...AND IN 5 MINUTES WITH WIND CHILLS OF 50 BELOW OR COLDER. TEMPERATURES THIS COLD PRESENT A POTENTIALLY LIFE THREATENING SITUATION IF OUTDOORS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN. && $$ CHENARD
What forecasters said that day
The local office's own words before this wind chill advisory 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 wind chill advisory went out at Jan 4, 2:47 PM CST, 15 minutes earlier.
Area forecast discussion, Jan 4, 2:47 PM CST, 15 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SIOUX FALLS SD
247 PM CST SAT JAN 4 2014
.SHORT TERM...(THIS EVENING THROUGH SUNDAY)
ISSUED AT 246 PM CST SAT JAN 4 2014
CURRENTLY SEEING PARTLY TO MOSTLY CLOUDY SKIES OUT THERE...WITH SOME
LOWER STRATOCU RESULTING FROM AFTERNOON MIXING...AND A LARGER AREA
OF HIGH LEVEL CLOUDINESS. THOUGHT IS WE LOSE THE STRATOCU WITH
SUNSET...WITH SKIES GENERALLY BECOMING PARTLY CLOUDY. A WEAK WAVE
SWINGING ACROSS TONIGHT MAY THEN BRING AN INCREASE IN MID LEVEL
CLOUDINESS FOR A PERIOD OVERNIGHT...BEFORE SKIES BECOME MOSTLY CLEAR
AGAIN TOWARDS MORNING. WINDS WILL STAY A BIT BLUSTERY THIS EVENING
SUSTAINED IN THE 10 TO 20 MPH RANGE...BEFORE DISSIPATING FROM
NORTHWEST TO SOUTHEAST AS WE HEAD INTO THE MORNING HOURS TO UNDER 10
MPH. LOW TEMPERATURES A BIT TRICKY DUE TO CLOUD COVER AND WIND
ISSUES. THOUGHT IS WE SEE A STEADY FALL THROUGH MUCH OF THE NIGHT
WITH ENOUGH CLEARING TO ALLOW FOR THIS...THOUGH GIVEN THE WIND
TEMPERATURES SHOULD NOT FALL OF A CLIFF. THEN TOWARDS 12-15Z WE
SHOULD SEE MOSTLY CLEAR SKIES AND LIGHTER WINDS. THUS EXPECTING LOWS
TO OCCUR RIGHT AROUND 15Z AND RANGE FROM THE TEENS BELOW ZERO ALONG
AND NORTH OF INTERSTATE 90 TO THE SINGLE DIGITS BELOW TO THE SOUTH.
WOULD NOT BE SURPRISED IF SOME PLACES IN A HURON TO BROOKINGS TO
SIOUX FALLS TO MITCHELL RECTANGLE SEE LOWS EVEN A BIT COLDER...AS
THIS AREA WILL HAVE THE BEST DECOUPLING CHANCE. WIND CHILLS TONIGHT
DROP TO 20 BELOW ZERO OR COLDER IN OUR NORTH SHORTLY AFTER 0Z AND
REMAIN THERE THROUGH THE NIGHT...APPROACHING 30 BELOW AFTER
MIDNIGHT. TO THE SOUTH...WIND CHILLS DROP TO 20 BELOW ZERO BY AROUND
MIDNIGHT. OPTED TO GO WITH A WIND CHILL ADVISORY FOR
TONIGHT...LEADING UP TO OUR WARNING THAT GOES INTO EFFECT TOMORROW.
FOR SUNDAY...TEMPERATURES SHOULD WARM SOME LATE MORNING INTO EARLY
AFTERNOON AS MIXING INCREASES RIGHT BEHIND THE ARCTIC FRONT. LOOKING
AT LATE MORNING OR EARLY AFTERNOON HIGHS ROUGHLY 3 TO 7 DEGREES
WARMER THAN THE MORNING LOWS...THEN TEMPERATURES BEGIN TO FALL AGAIN
MID AFTERNOON INTO THE EVENING. WINDS EXPECTED TO BE QUITE STRONG
BEHIND THE FRONT. MOST RAW AND MOS GUIDANCE SEEM TOO LOW WITH WIND
SPEEDS GIVEN WHAT BUFKIT MOMENTUM TRANSFER IS SHOWING. WE SHOULD SEE
BOUNDARY LAYER AVERAGE WINDS IN THE 20 TO 30 KT RANGE THROUGH THE
AFTERNOON...THUS THINKING WE SHOULD EASILY BE ABLE TO GET SUSTAINED
WINDS IN THE 20 TO 35 MPH RANGE...WITH GUSTS AROUND 40 MPH. COULD
EVEN SEE SOME GUSTS CLOSE TO 45 MPH ALONG THE MISSOURI RIVER TOWARDS
SOUTH CENTRAL SOUTH DAKOTA. THUS BY MID TO LATE AFTERNOON WIND
CHILLS WILL BE 35 TO 45 BELOW ZERO ALONG AND NORTH OF INTERSTATE
29...AND 25 TO 35 BELOW TO THE SOUTH. WE MAY NOT TECHNICALLY HIT
WARNING CRITERIA UNTIL AFTERNOON IN ALL BUT OUR FAR NORTH...BUT
GIVEN THAT IT IS STILL GOING TO BE BITTERLY COLD...WILL NOT DELAY
THE TIMING...AND WILL TRANSITION THE WIND CHILL ADVISORY RIGHT INTO
THE GOING WARNING. OTHER ISSUE MAY BE SCATTERED FLURRIES TOMORROW
AFTERNOON BEHIND THE COLD FRONT. THE STRONG COLD AIR ADVECTION MAY
DESTABILIZE THE LOW LEVELS ENOUGH TO GENERATE SOME STRATOCU...WHICH
IF HAPPENS...WOULD LIKELY RESULT IN SCATTERED FLURRIES. GIVEN THE
STRONG WINDS...WE COULD SEE SOME BLOWING OF THESE FLURRIES AND SOME
VISIBILITY REDUCTIONS AT TIMES...SO SOMETHING TO KEEP AN EYE ON.
.LONG TERM...(SUNDAY NIGHT THROUGH SATURDAY)
ISSUED AT 246 PM CST SAT JAN 4 2014
THE EXTREME AND LIFE-THREATENING COLD WILL CONTINUE TO BE THE MAJOR
WEATHER ISSUE THROUGH TUESDAY. ON SUNDAY NIGHT...BOTH THE NAM AND
GFS SHOW THAT THE BL REMAINS FAIRLY UNSTABLE WITH LAPSE RATES
APPROACHING 9 C/KM. WHILE THIS MAY BE A BIT OVERDONE...THE STRONG
WINDS DURING THE DAY AND THE VERY COLD TEMPERATURES IN THE LOWER
LAYERS WILL BOTH HELP KEEP THE BOUNDARY LAYER SOMEWHAT MIXED THROUGH
MUCH OF THE NIGHT. ON THE PLUS...SIDE THIS SHOULD KEEP LOWS CLOSER
TO ISOTHERMAL RATHER THAN HAVING A STRONG INVERSION DEVELOP. BUT
WITH 925 MB TEMPS FROM -25 TO -32...THIS IS LITTLE CONSOLATION AS
ISOTHERMAL SUPPORTS LOWS FROM THE MID TEENS BELOW ZERO TO MID 20S
BELOW ZERO. EVEN OF MORE CONCERN...THE MIXING WILL KEEP WINDS UP.
MODEL SOUNDINGS WOULD SUPPORT WINDS FROM 25 TO 35 MPH MUCH OF THE
NIGHT. GIVEN THERE WILL BE SOME STABILIZATION...DID LOWER WINDS
BELOW THIS BUT STILL EXPECT WINDS FROM 20 TO 30 MPH MUCH OF THE
NIGHT. AS A RESULT...WIND CHILLS BY SUNRISE ON MONDAY ARE LIKELY TO
FALL BELOW -45 OVER MOST AREAS...AND BELOW -50 NORTH OF A LINE FROM
SPENCER IA TO MITCHELL SD.
MONDAY WILL SEE LITTLE IMPROVEMENT. WINDS WILL REMAIN STRONG...15 TO
30 MPH...THROUGH MID TO LATE AFTERNOON BEFORE THEY BEGIN TO DROP OFF
AS THE PRESSURE GRADIENT SLACKENS AND THE BOUNDARY LAYER STABILIZES.
TEMPERATURES LOOK TO WARM ONLY MODESTLY DURING THE DAY...WITH
EVERYWHERE NORTHEAST OF A HURON TO STORM LAKE LINE COLDER THAN -10
FOR A HIGH. ONLY GREGORY COUNTY LOOKS TO EVEN APPROACH ZERO BY
MONDAY AFTERNOON. FOR SIOUX CITY...THE FORECAST HIGH OF -8 WOULD BE
THE COLDEST TEMPERATURE SINCE 1989 AND -12 IN SIOUX FALLS IS THE
COLDEST SINCE 1997. WIND CHILLS WILL BE FROM -35 TO -45 WHERE
TEMPERATURES STAY BELOW -10 WITH THE MISSOURI VALLEY AND AREAS WEST
OF THE JAMES RIVER FROM -25 TO -35 BELOW ZERO.
WINDS WILL DROP OFF ON MONDAY NIGHT AND A WEAK WAVE COMBINED WITH
THE 850 MB THERMAL GRADIENT WILL RESULT IN AN INCREASE IN CLOUDS
OVERNIGHT...MAINLY WEST OF I29. WINDS WILL ALSO DROP OFF IN THIS
AREA WHILE THEY REMAIN AROUND 10 MPH EAST OF I29. THIS MAY LEAD TO
NONDIURNAL TEMPERATURES WEST OF I29 AS LIGHT WIND AND CLEAR SKIES
MAY INITIALLY LEAD TO A RAPID FALL IN TEMPERATURES BUT AS CLOUDS
MOVE IN...TEMPERATURES BEGIN TO RISE. WITH THIS IN MIND...DID LOWER
MIN TEMPERATURES TO THE TEENS BELOW ZERO ALONG THE JAMES RIVER WITH
10 BELOW IN SOUTH CENTRAL SD. IT LOOKS LIKE IT COULD ONCE AGAIN
REACH 20 BELOW OVER MUCH OF SOUTHWEST MINNESOTA AND NORTH OF I90
EAST OF THE JAMES RIVER IN SD. FOR NW IA...IT WILL BE FROM 15 BELOW
TO 20 BELOW.
TUESDAY WILL BE A CLOUDY DAY WITH LIGHT WINDS. BUT WITH WARMING
TEMPERATURES IN THE CLOUD DECK...EXPECT CLOUDS TO RERADIATE SOMEWHAT
WARMER TEMPERATURES TO THE SURFACE. THIS WILL ALLOW MOST OF THE AREA
RISE ABOVE ZERO. THE ONLY EXCEPTION MAY BE OVER PORTIONS OF SW MN
AROUND MARSHALL AND WINDOM WHERE CLOUDS MOVE IN LATER IN THE MORNING
AND THE COLDEST AIR WILL STILL RESIDE. IT IS ALSO POSSIBLE WITH THE
BAROCLINIC ZONE OVERHEAD AND WEAK LIFT THAT THERE COULD BE A FEW
FLURRIES BUT GIVEN THE PROBABILITY APPEARS LOW AT THIS POINT...KEPT
THE FORECAST DRY AT THIS POINT.
IN THE EXTENDED...IT LOOKS LIKE A GRADUAL WARMING TREND THROUGH THE
PERIOD AS THE POLAR VORTEX MOVES OFF TO THE EAST. THERE WAS
GENERALLY GOOD AGREEMENT ON THE LARGE SCALE PATTERN.
HOWEVER...THERE ARE SOME DIFFERENCES ON THE PASSAGE AND LOCATION OF
SMALL SCALE WAVES. WHILE MOISTURE IS EXTREMELY LIMITED...THIS WOULD
IMPACT ANY SMALL SNOW CHANCES THROUGH THE PERIOD. AT THIS
POINT...BECAUSE OF THIS UNCERTAINTY...DECIDED TO KEEP THE FORECAST
DRY AT THIS POINT.
LOOKING BRIEFLY AT EACH DAY...IF THERE IS GOING TO BE SOME LIGHT
PRECIPITATION THE BEST CHANCE WOULD BE ON WEDNESDAY OR WEDNESDAY
NIGHT. THE AFOREMENTIONED 850 MB THERMAL GRADIENT REMAINS OVER THE
AREA THROUGH 00Z THU. THE GFS AND ECMWF HAVE BEGUN TO SHOW A WEAK
UPPER WAVE MOVING SOUTHEAST ACROSS THE DAKOTAS. BUT...AS MENTIONED
ABOVE...MOISTURE IS REALLY LIMITED SO THE MAIN IMPACT MAY BE TO JUST
KEEP SKIES CLOUDY. WINDS WILL REMAIN LIGHT SO THIS WILL LIMIT THE
POTENTIAL WARMING ON WEDNESDAY BUT HIGHS STILL LOOK TO REACH THE
SINGLE DIGITS AND TEENS ABOVE ZERO. THE BAROCLINIC ZONE MOVES
NORTHEAST OF THE AREA ON THURSDAY. THIS WILL ALLOW SOME CLEARING FOR
THURSDAY AND FRIDAY. IN ADDITION...SURFACE HIGH PRESSURE WILL MOVE
TO THE EAST AND THIS WILL FINALLY ALLOW A DEEPER SOUTHERLY FLOW TO
SET UP ACROSS THE AREA. TEMPERATURES WILL RISE INTO THE TEENS AND
20S ON THURSDAY AND LIKELY BE AROUND NORMAL IN THE MID 20S TO MID
30S ON FRIDAY. MODELS DIVERGE MORE ON SATURDAY AS THE ECMWF BRINGS
VERY WARM AIR OVER THE EASTERN PLAINS WITH 850 MB AND 925 MB
TEMPERATURES ABOVE ZERO AND WESTERLY FLOW ACROSS THE AREA TO ENHANCE
MIXING. THE GFS KEEPS TEMPERATURES A LITTLE COLDER AT LOW LEVELS
WITH A WEAK SURFACE RIDGE LIMITING THE WARMING POTENTIAL. AT THIS
POINT...KEPT TEMPERATURES IN THE UPPER 20S TO UPPER 30S FOR HIGHS
BUT SHOULD THE ECMWF BE RIGHT...MANY PLACES MAY RISE ABOVE FREEZING
AND A FEW AREAS MAY RISE INTO THE 40S.
&&
.AVIATION...(FOR THE 18Z TAFS THROUGH 18Z SUNDAY AFTERNOON)
ISSUED AT 1122 AM CST SAT JAN 4 2014
VFR CONDITIONS GENERALLY EXPECTED TO CONTINUE THROUGH THE
PERIOD...WITH A NORTHWEST WIND OF 10 TO 20 KTS. AM SEEING POCKETS OF
MVFR STRATOCU ACROSS THE REGION TODAY THOUGH. EXPECT THIS TO
TEND TO BE ON A DISSIPATING STAGE THROUGH THE DAY. ALTHOUGH CAN NOT
COMPLETELY RULE IT OUT FROM FORMING FOR A FEW HOURS AT FSD OR SUX AS
WE MIX EARLY THIS AFTERNOON. BUT WILL KEEP THOSE TAFS VFR FOR NOW.
SOME FLURRIES ARE POSSIBLE IN ANY OF THE STRATOCU AS WELL...WITH
BRIEF MVFR VISIBILITY REDUCTIONS LIKELY. EXPECT CONDITIONS TO BECOME
VFR TONIGHT INTO TOMORROW MORNING OVER THE ENTIRE AREA.
&&
.FSD WATCHES/WARNINGS/ADVISORIES...
SD...WIND CHILL WARNING FROM 10 AM SUNDAY TO 6 AM CST TUESDAY FOR
SDZ050-052-057>060-063>071.
WIND CHILL ADVISORY FROM MIDNIGHT TONIGHT TO 10 AM CST SUNDAY
FOR SDZ050-052-057>060-063>071.
WIND CHILL WARNING FROM 6 AM SUNDAY TO 6 AM CST TUESDAY FOR
SDZ038>040-053>056-061-062.
WIND CHILL ADVISORY FROM 6 PM THIS EVENING TO 6 AM CST SUNDAY
FOR SDZ038>040-053>056-061-062.
MN...WIND CHILL WARNING FROM 6 AM SUNDAY TO 6 AM CST TUESDAY FOR
MNZ071-072-080-081-089-090-097-098.
WIND CHILL ADVISORY FROM 6 PM THIS EVENING TO 6 AM CST SUNDAY
FOR MNZ071-072-080-081-089-090-097-098.
IA...WIND CHILL WARNING FROM 10 AM SUNDAY TO 6 AM CST TUESDAY FOR
IAZ012-020>022-031-032.
WIND CHILL ADVISORY FROM MIDNIGHT TONIGHT TO 10 AM CST SUNDAY
FOR IAZ012-020>022-031-032.
WIND CHILL WARNING FROM 6 AM SUNDAY TO 6 AM CST TUESDAY FOR
IAZ001>003-013-014.
WIND CHILL ADVISORY FROM 6 PM THIS EVENING TO 6 AM CST SUNDAY
FOR IAZ001>003-013-014.
NE...WIND CHILL WARNING FROM 10 AM SUNDAY TO 6 AM CST TUESDAY FOR
NEZ013-014.
WIND CHILL ADVISORY FROM MIDNIGHT TONIGHT TO 10 AM CST SUNDAY
FOR NEZ013-014.
&&
SHORT TERM...CHENARD
LONG TERM...SCHUMACHER
AVIATION...CHENARDHazardous weather outlook, Jan 4, 3:43 AM CST, 11 hours 19 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 0343 AM CST SAT JAN 04 2014 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-051200- 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- 0343 AM CST SAT JAN 04 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT WINTER WEATHER... STRONG NORTHWEST WINDS MAY CAUSE A FEW AREAS OF BLOWING SNOW EARLY THIS MORNING...MAINLY NORTH OF INTERSTATE 90. OTHERWISE...WIND CHILLS WILL DROP TO 30 BELOW ZERO NORTH TO 20 BELOW SOUTH LATE TONIGHT. WIND AND FOG... STRONG NORTHWEST WINDS WILL REACH 30 MPH SUSTAINED AND 45 MPH GUSTS AT TIMES EARLY THIS MORNING. THE WINDS WILL DECREASE SLOWLY FROM THE NORTHWEST. IT WILL STILL BE BREEZY TO WINDY THIS AFTERNOON...BUT WINDS SHOULD BE A LITTLE BELOW EARLY MORNING LEVELS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY WIND CHILLS WILL VARY FROM 30 BELOW TO 55 BELOW ZERO MOST OF SUNDAY THROUGH MONDAY. .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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 4, 3:34 AM CST | Wind Chill Warning | FSD | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 72 hr |
Nearby
Wind Chill Advisories in South Dakota, 2014Wind Chill Advisories in Iowa, 2014Wind Chill Advisories in Minnesota, 2014Every wind chill advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.