Alert archive / South Dakota / Wind Chill Advisories in 2015

Wind Chill Advisory 9, NWS Sioux Falls, SD

February 17, 20154 states

NWS Sioux Falls, SD issued this wind chill advisory at Feb 17, 2015, 2:54 AM CST for 4 states. It took effect at Feb 17, 2015, 9:00 PM CST. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Feb 17, 2015, 2:54 AM CST (08:54 UTC)
In effect from
Feb 17, 2015, 9:00 PM CST
Expired
Feb 18, 2015, 12:00 PM CST
In force
15 hr
Issued by
NWS Sioux Falls, SD
All 42 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, Clay County, SD, Davison County, SD, Douglas 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), 13 km from the middle of the area, began a volume at 08:55 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, 8.9 hours before the alert went out and 209 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 2015-02-17Temperature 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 2015-02-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 square meters per square second.193958Sfc1 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
872 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
33 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.

244 
WWUS43 KFSD 170854
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
254 AM CST TUE FEB 17 2015

IAZ001>003-MNZ071-072-080-081-089-090-097-098-SDZ038>040-053>056-
062-171700-
/O.NEW.KFSD.WC.Y.0009.150218T0300Z-150218T1800Z/
LYON IA-OSCEOLA-DICKINSON-LINCOLN MN-LYON MN-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN-
MINER-LAKE-MOODY-MINNEHAHA-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
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...SIOUX FALLS
254 AM CST TUE FEB 17 2015

...WIND CHILL ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON
CST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO
NOON CST WEDNESDAY. 

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED TONIGHT
  INTO WEDNESDAY MORNING.

* WIND CHILL VALUES...WIND CHILL READINGS OF 20 BELOW TO 30 BELOW
  ZERO ARE EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$

IAZ012>014-020>022-032-SDZ052-058>061-064>071-171700-
/O.NEW.KFSD.WC.Y.0009.150218T0600Z-150218T1600Z/
SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA-IDA-JERAULD-
AURORA-DAVISON-HANSON-MCCOOK-DOUGLAS-HUTCHINSON-TURNER-LINCOLN SD-
BON HOMME-YANKTON-CLAY SD-UNION-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...SHELDON...
HARTLEY...SANBORN...SPENCER...LE MARS...CHEROKEE...STORM LAKE...
IDA GROVE...HOLSTEIN...BATTLE CREEK...WESSINGTON SPRINGS...
ALPENA...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
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
254 AM CST TUE FEB 17 2015

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM
CST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM CST WEDNESDAY. 

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED TONIGHT
  INTO WEDNESDAY MORNING.

* WIND CHILL VALUES...WIND CHILL READINGS OF 20 BELOW TO 25 BELOW
  ZERO ARE EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$
5 follow-up statements
430 
WWUS43 KFSD 171626
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1026 AM CST TUE FEB 17 2015


IAZ001>003-MNZ071-072-080-081-089-090-097-098-SDZ038>040-053>056-
062-180030-
/O.CON.KFSD.WC.Y.0009.150218T0300Z-150218T1800Z/
LYON IA-OSCEOLA-DICKINSON-LINCOLN MN-LYON MN-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN-
MINER-LAKE-MOODY-MINNEHAHA-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
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...SIOUX FALLS
1026 AM CST TUE FEB 17 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO NOON CST WEDNESDAY...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED TONIGHT 
  INTO WEDNESDAY MORNING. 

* WIND CHILL VALUES...WIND CHILL READINGS OF 20 BELOW TO 30 
  BELOW ZERO ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$

IAZ012>014-020>022-032-SDZ052-058>061-064>071-180030-
/O.CON.KFSD.WC.Y.0009.150218T0600Z-150218T1600Z/
SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA-IDA-JERAULD-
AURORA-DAVISON-HANSON-MCCOOK-DOUGLAS-HUTCHINSON-TURNER-LINCOLN SD-
BON HOMME-YANKTON-CLAY SD-UNION-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...SHELDON...
HARTLEY...SANBORN...SPENCER...LE MARS...CHEROKEE...STORM LAKE...
IDA GROVE...HOLSTEIN...BATTLE CREEK...WESSINGTON SPRINGS...
ALPENA...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
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
1026 AM CST TUE FEB 17 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM CST WEDNESDAY...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED TONIGHT 
  INTO WEDNESDAY MORNING. 

* WIND CHILL VALUES...WIND CHILL READINGS OF 20 BELOW TO 25 
  BELOW ZERO ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$
035 
WWUS43 KFSD 172111
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
311 PM CST TUE FEB 17 2015


IAZ031-NEZ013-014-180515-
/O.EXB.KFSD.WC.Y.0009.150218T1000Z-150218T1600Z/
WOODBURY-DIXON-DAKOTA-
INCLUDING THE CITIES OF...SIOUX CITY...WAKEFIELD...PONCA...
ALLEN...SOUTH SIOUX CITY
311 PM CST TUE FEB 17 2015

...WIND CHILL ADVISORY IN EFFECT FROM 4 AM TO 10 AM CST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 10 AM CST
WEDNESDAY. 

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED TONIGHT 
  INTO WEDNESDAY MORNING. 

* WIND CHILL VALUES...WIND CHILL READINGS OF AROUND 20 BELOW ZERO
  ARE EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$

IAZ001>003-MNZ071-072-080-081-089-090-097-098-SDZ038>040-053>056-
062-180515-
/O.CON.KFSD.WC.Y.0009.150218T0300Z-150218T1800Z/
LYON IA-OSCEOLA-DICKINSON-LINCOLN MN-LYON MN-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN-
MINER-LAKE-MOODY-MINNEHAHA-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
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...SIOUX FALLS
311 PM CST TUE FEB 17 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO NOON CST WEDNESDAY...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED TONIGHT 
  INTO WEDNESDAY MORNING. 

* WIND CHILL VALUES...WIND CHILL READINGS OF 20 BELOW TO 30 
  BELOW ZERO ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$

IAZ012>014-020>022-032-SDZ052-058>061-064>071-180515-
/O.CON.KFSD.WC.Y.0009.150218T0600Z-150218T1600Z/
SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA-IDA-JERAULD-
AURORA-DAVISON-HANSON-MCCOOK-DOUGLAS-HUTCHINSON-TURNER-LINCOLN SD-
BON HOMME-YANKTON-CLAY SD-UNION-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...SHELDON...
HARTLEY...SANBORN...SPENCER...LE MARS...CHEROKEE...STORM LAKE...
IDA GROVE...HOLSTEIN...BATTLE CREEK...WESSINGTON SPRINGS...
ALPENA...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
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
311 PM CST TUE FEB 17 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM CST WEDNESDAY...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED TONIGHT 
  INTO WEDNESDAY MORNING. 

* WIND CHILL VALUES...WIND CHILL READINGS OF 15 BELOW TO 25 BELOW
  ZERO ARE EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$
236 
WWUS43 KFSD 180318
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
918 PM CST TUE FEB 17 2015

IAZ001>003-MNZ071-072-080-081-089-090-097-098-SDZ038>040-053>056-
062-181130-
/O.CON.KFSD.WC.Y.0009.000000T0000Z-150218T1800Z/
LYON IA-OSCEOLA-DICKINSON-LINCOLN MN-LYON MN-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN-
MINER-LAKE-MOODY-MINNEHAHA-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
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...SIOUX FALLS
918 PM CST TUE FEB 17 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST
WEDNESDAY...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED TONIGHT 
  INTO WEDNESDAY MORNING. 

* WIND CHILL VALUES...WIND CHILL READINGS OF 20 BELOW TO 30 
  BELOW ZERO ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$

IAZ012>014-020>022-032-SDZ052-058>061-064>071-181130-
/O.CON.KFSD.WC.Y.0009.150218T0600Z-150218T1600Z/
SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA-IDA-JERAULD-
AURORA-DAVISON-HANSON-MCCOOK-DOUGLAS-HUTCHINSON-TURNER-LINCOLN SD-
BON HOMME-YANKTON-CLAY SD-UNION-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...SHELDON...
HARTLEY...SANBORN...SPENCER...LE MARS...CHEROKEE...STORM LAKE...
IDA GROVE...HOLSTEIN...BATTLE CREEK...WESSINGTON SPRINGS...
ALPENA...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
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
918 PM CST TUE FEB 17 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
WEDNESDAY...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED TONIGHT 
  INTO WEDNESDAY MORNING. 

* WIND CHILL VALUES...WIND CHILL READINGS OF 15 BELOW TO 25 
  BELOW ZERO ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$

IAZ031-NEZ013-014-181130-
/O.CON.KFSD.WC.Y.0009.150218T1000Z-150218T1600Z/
WOODBURY-DIXON-DAKOTA-
INCLUDING THE CITIES OF...SIOUX CITY...WAKEFIELD...PONCA...
ALLEN...SOUTH SIOUX CITY
918 PM CST TUE FEB 17 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 4 AM TO 10 AM CST
WEDNESDAY...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED TONIGHT 
  INTO WEDNESDAY MORNING. 

* WIND CHILL VALUES...WIND CHILL READINGS OF AROUND 20 BELOW 
  ZERO ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$
942 
WWUS43 KFSD 180933
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
333 AM CST WED FEB 18 2015

IAZ001>003-MNZ071-072-080-081-089-090-097-098-SDZ038>040-053>056-
062-181745-
/O.CON.KFSD.WC.Y.0009.000000T0000Z-150218T1800Z/
LYON IA-OSCEOLA-DICKINSON-LINCOLN MN-LYON MN-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN-
MINER-LAKE-MOODY-MINNEHAHA-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
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...SIOUX FALLS
333 AM CST WED FEB 18 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED SLOWLY
  DECREASE THIS MORNING.

* WIND CHILL VALUES...WIND CHILL READINGS OF 20 BELOW TO 30 
  BELOW ZERO ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$

IAZ012>014-020>022-032-SDZ052-058>061-064>071-181600-
/O.CON.KFSD.WC.Y.0009.000000T0000Z-150218T1600Z/
SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA-IDA-JERAULD-
AURORA-DAVISON-HANSON-MCCOOK-DOUGLAS-HUTCHINSON-TURNER-LINCOLN SD-
BON HOMME-YANKTON-CLAY SD-UNION-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...SHELDON...
HARTLEY...SANBORN...SPENCER...LE MARS...CHEROKEE...STORM LAKE...
IDA GROVE...HOLSTEIN...BATTLE CREEK...WESSINGTON SPRINGS...
ALPENA...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
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
333 AM CST WED FEB 18 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED THROUGH MID
  MORNING.

* WIND CHILL VALUES...WIND CHILL READINGS OF 15 BELOW TO 25 
  BELOW ZERO ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$

IAZ031-NEZ013-014-181600-
/O.CON.KFSD.WC.Y.0009.150218T1000Z-150218T1600Z/
WOODBURY-DIXON-DAKOTA-
INCLUDING THE CITIES OF...SIOUX CITY...WAKEFIELD...PONCA...
ALLEN...SOUTH SIOUX CITY
333 AM CST WED FEB 18 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH ARE EXPECTED THIS MORNING.

* WIND CHILL VALUES...WIND CHILL READINGS OF AROUND 20 BELOW 
  ZERO ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$
631 
WWUS43 KFSD 181603
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1003 AM CST WED FEB 18 2015


IAZ012>014-020>022-031-032-NEZ013-014-SDZ052-058>061-064>071-
181715-
/O.EXP.KFSD.WC.Y.0009.000000T0000Z-150218T1600Z/
SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-
DIXON-DAKOTA-JERAULD-AURORA-DAVISON-HANSON-MCCOOK-DOUGLAS-
HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...SHELDON...
HARTLEY...SANBORN...SPENCER...LE MARS...CHEROKEE...STORM LAKE...
SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD...
PONCA...ALLEN...SOUTH SIOUX CITY...WESSINGTON SPRINGS...ALPENA...
PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...
EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...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
1003 AM CST WED FEB 18 2015

...WIND CHILL ADVISORY HAS EXPIRED...

WIND CHILL VALUES WILL CONTINUE TO SLOWLY MODERATE THROUGH THE
DAY. BUT IT WILL CERTAINLY BE UNSEASONABLY COLD. 

$$

IAZ001>003-MNZ071-072-080-081-089-090-097-098-SDZ038>040-053>056-
062-181800-
/O.CON.KFSD.WC.Y.0009.000000T0000Z-150218T1800Z/
LYON IA-OSCEOLA-DICKINSON-LINCOLN MN-LYON MN-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-ROCK-BEADLE-KINGSBURY-BROOKINGS-SANBORN-
MINER-LAKE-MOODY-MINNEHAHA-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
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...SIOUX FALLS
1003 AM CST WED FEB 18 2015

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WIND...NORTHWEST WINDS OF 15 TO 30 MPH WILL CONTINUE TO VERY
  SLOWLY DECREASE THROUGH THE DAY.

* WIND CHILL VALUES...WIND CHILL READINGS OF 20 BELOW TO 25
  DEGREES BELOW ZERO WILL CONTINUE TO THROUGH MIDDAY BEFORE
  MODERATING THIS AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY IS ISSUED WHEN A COMBINATION OF WIND AND
COLD TEMPERATURES WILL CREATE DANGEROUS CONDITIONS FOR EXPOSED
SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS 20 DEGREES BELOW
ZERO OR COLDER FOR A PERIOD OF SEVERAL HOURS.  THOSE PLANNING TO
VENTURE OUTDOORS SHOULD DRESS WARMLY...MAKING SURE THAT ALL
EXPOSED SKIN IS COVERED.

&&

$$

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 Feb 16, 11:02 PM CST, 3 hours 52 minutes earlier.

Area forecast discussion, Feb 16, 11:02 PM CST, 3 hours 52 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1102 PM CST MON FEB 16 2015

.SHORT TERM...(THIS EVENING THROUGH TUESDAY)
ISSUED AT 304 PM CST MON FEB 16 2015

LOW CLOUDS HAVE BEEN SHOWING LARGE BREAKS OVER THE AREA APPARENTLY
DUE TO SUBSIDENCE BEHIND COLD FRONT...BUT SKIES ARE STILL CLOUDY TO
MOSTLY CLOUDY DUE TO HIGHER LAYERS. OTHER LOW CLOUDS NORTH OF THE
AREA WILL LIKELY MOVE IN THIS EVENING WITH SECONDARY FRONT WHICH
WILL HERALD THE NEXT ARCTIC PUSH...THEN THESE CLOUDS WILL DECREASE
LATE TONIGHT AS THE ARCTIC  HIGH AND ITS SUBSIDENCE APPROACHES FROM
THE NORTHWEST. ADJUSTMENTS WILL LIKELY HAVE TO BE MADE AS TIME GOES
ON...ESPECIALLY WHEN HIGHER CLOUDS DECREASE...AS SHORT RANGE MODELS
HAVE BEEN DOING VERY POORLY WITH THE LOW LEVEL MOISTURE. A FEW AREAS
OF VERY MARGINALLY MEASURABLE LIGHT SNOW WILL PUSH OVER THE
SOUTHWEST CORNER OF THE AREA THROUGH THIS EVENING WHILE A FLURRY
LINGERS HERE AND THERE WITH ANY LOW CLOUDS IN THE EAST. COLDER AIR
WITH THIS FIRST LITTLE PUSH WILL COOL TEMPERATURES STEADILY TONIGHT
WITH A LINGERING NORTHERLY BREEZE WHICH WILL DECREASE A TAD AHEAD OF
TUESDAY ARCTIC SHOT ARRIVAL. LOW TEMPERATURES EARLY TUESDAY MORNING
WILL BE IN THE SINGLE DIGITS ABOVE ZERO NORTH TO THE LOWER TEENS
ALONG THE MIGHTY MISSOURI RIVER. WIND CHILLS WILL DIP INTO THE TEENS
BELOW ZERO BUT STAY OUT OF WIND CHILL ADVISORY TERRITORY.

TUESDAY WILL BRING SKIES THAT ARE LIKELY TO BE MOSTLY CLEAR FOR A
WHILE...WITH LOW CLOUDS LIKELY MOVING INTO THE NORTHEAST THEN
EASTERN PART OF THE AREA LATE IN THE DAY WITH MID LEVEL SHORT WAVE
AND LOWER LEVEL INSTABILITY ASSOCIATED WITH THE ARRIVAL OF THE
STRONGER ARCTIC PUSH. THIS PUSH WILL BRING INCREASING
NORTH/NORTHWEST WINDS AS TUESDAY PROGRESSES...WITH WINDS REACHING
THE WINDY LEVEL LATE TUESDAY IN OUR WEST...BUT STAYING BELOW WIND
ADVISORY LEVELS. TEMPERATURES WILL WARM A TAD TUESDAY TO HIGHS
MOSTLY 10 TO 20 AHEAD OF THE STRONGER ARCTIC PUSH. OF COURSE IN THIS
COLD WEATHER SPELL...LACK OF DECENT SNOW COVER WILL KEEP THE COLD
FROM BEING QUITE AS BITING AS IT WOULD BE OTHERWISE.

.LONG TERM...(TUESDAY NIGHT THROUGH MONDAY)
ISSUED AT 304 PM CST MON FEB 16 2015

ON TUESDAY NIGHT...THE NEXT COLD FRONT CONTINUES TO MOVE SOUTHWARD
ACROSS THE AREA.  BRISK...BREEZY MIXED WINDS WILL CREATE COLD WIND
CHILL VALUES. AT THIS TIME...IT APPEARS THAT AREAS ALONG AND EAST OF
A HURON TO MITCHELL...TO SIOUX FALLS AND STORM LAKE IOWA LINE WILL
NEED A WIND CHILL ADVISORY. HOWEVER AFTER COORDINATING WITH
SURROUNDING OFFICES...DECIDED TO HOLD OFF FOR NOW IN CASE THIS AREA
NEEDS REFINED TONIGHT OR TUESDAY. THE VARIOUS MODELS ALSO PAINT A
BAND OF STRATUS OOZING DOWN WITH THE STRONG COLD AIR ADVECTION...
THEN RAPIDLY BREAKING IT UP LATE TUESDAY NIGHT AND TOWARD 12Z
WEDNESDAY. WITH VERY COLD TEMPERATURES IN THE STRATUS LAYER...
DECIDED TO ADD A MENTION OF EVENING FLURRIES IN MANY OF OUR EASTERN
ZONES WHERE THE STRATUS DEPTH IS POTENTIALLY THICK ENOUGH TO STRAIN
OUT FLURRIES. CONCERNING LOW TEMPERATURES...TRENDED TOWARD THE
WARMER GUIDANCE VALUES...USING THE WORD WARMER LOOSELY. BUT
CONSIDERING THE WIND...AND THE LACK OF SIGNIFICANT SNOW COVER
THROUGHOUT OUR FORECAST AREA OR IN MANY CASES...NO SNOW AT ALL...A
LOT OF THE GUIDANCE VALUES WERE WAY BELOW HISTORICAL CLIMATOLOGY
WITH LITTLE TO NO SNOW ON THE GROUND FOR THIS TIME OF YEAR. THE
VALUES WHICH LOOKED BEST TO ME WERE THE CONSENSUS MODEL RAW
TEMPERATURES WHICH KEEP READINGS AROUND ZERO...TO AROUND 5 BELOW.
THIS SAME TREND ALSO HELD TRUE WITH WEDNESDAYS HIGHS...GOING WITH
CONSENSUS MODEL RAW VALUES. PARTICULARLY...MANY OF THE MOS VALUES
LOOKED REALLY COLD CONSIDERING THE LACK OF SNOW. THAT SAID...HIGHS
WILL BE PLENTY COLD ON WEDNESDAY FOR THIS TIME OF YEAR ANYWAY.

ON WEDNESDAY NIGHT...THE ARCTIC HIGH PRESSURE BEGINS TO NUDGE
EASTWARD. AREAS ALONG AND WEST OF I 29 WILL SEE WINDS TURN TO A
SOUTHEAST DIRECTION...AS WELL AS MID CLOUDS INCREASING LATE AT NIGHT
IN SOUTH CENTRAL SD. FOR THIS REASON...HOURLY TEMPERATURES WILL
PROBABLY STEADY OUT AND POSSIBLY EVEN RISE A BIT IN OUR SOUTH
CENTRAL SD ZONES AFTER MIDNIGHT. HOWEVER ELSEWHERE...TEMPERATURES
WILL HEAD TOWARD SUB ZERO LOWS...EXCEPT POSSIBLY IN THE MO RIVER
VALLEY WHERE LOWS ARE PEGGED AT ZERO.

AS THE HIGH CONTINUES TO MOVE EAST ON THURSDAY...A WARM FRONT BOTH
AT THE SURFACE AND ALOFT WILL MOVE EASTWARD ACROSS THIS AREA. PLENTY
OF MID LEVEL MOISTURE EXISTS WITH VERY FAVORABLE TEMPERATURES FOR
PRODUCTION OF ICE CRYSTALS. THIS POTENTIAL LIGHT SNOW EVENT ALONG
THE WARM FRONT LOOKS SIMILAR TO WHAT OCCURRED LAST LATE THURSDAY AND
THURSDAY EVENING EAST OF THE JAMES RIVER VALLEY. THEREFORE BEGAN TO
RAISE POPS THURSDAY AND THURSDAY NIGHT AS A BAND OF LIGHT SNOW COULD
MOVE ACROSS THE FORECAST AREA. OVERALL...THE POPS ARE STILL PRETTY
LOW AS SOME MODEL SOLUTIONS WERE DRY. BUT THE TREND IN FUTURE
FORECASTS WILL PROBABLY BE A RAISING IN LIGHT SNOW CHANCES.

BEHIND THE WARM FRONT...FRIDAY LOOKS LIKE A FAIRLY MILD DAY...BUT
STILL SEASONABLY COOL FOR MANY LOCATIONS. BUT HIGHS SHOULD RANGE
FROM THE 20S EAST OF I 29...TO THE LOWER 40S IN SOUTH CENTRAL SD.
THEN ANOTHER CANADIAN COLD FRONT MOVES SOUTHWARD FRIDAY NIGHT AND
SATURDAY. BLENDED HIGHS ARE CURRENTLY IN THE TEENS AND 20S FOR NEXT
WEEKEND AS FORECAST 925MB TEMPERATURES SO FAR ARE NOT AS COLD AS
WHAT IS COMING DOWN TUESDAY NIGHT AND WEDNESDAY. FINALLY...THE GFS
IS SHOWING A POTENTIAL FOR LIGHT SNOW NEXT SUNDAY AND MONDAY AS IT
MOVES THE HIGH FURTHER EAST MORE QUICKLY THEN THE ECMWF DOES...
COUPLED WITH AN UPPER TROUGH DIGGING DOWN THE WESTERN U.S. COAST.
THE ECMWF IS MUCH MORE AGGRESSIVE WITH AN UPPER FLOW THAT IS COMING
DOWN STRAIGHT OUT OF CENTRAL CANADA CUTTING THIS AREA OFF FROM
MOISTURE...BASICALLY COLD AND DRY. IT KEEPS A POSITIVELY UPPER
TROUGH MUCH WEAKER IN THE INTERMOUNTAIN WEST. SO THIS FAR OUT...ONLY
SLIGHT CHANCE POPS ARE WARRANTED FOR MANY OF OUR ZONES.

&&

.AVIATION...(FOR THE 06Z TAFS THROUGH 06Z TUESDAY NIGHT)
ISSUED AT 1102 PM CST MON FEB 16 2015

ALONG WITH INCREASE IN NORTHERLY WINDS WITH SECONDARY COLD SURGE
WILL COME A PERIOD OF MVFR CEILINGS OVERNIGHT AND EARLY TUESDAY.
AGAIN...THERE COULD BE A COUPLE OF BRIEF PERIODS OF LIGHT SNOWFALL
OR FLURRIES WHICH ALSO EXHIBIT MVFR VISIBILITY AT KHON AND KFSD.
EXPECT A PERIOD OF PARTIAL CLEARING ON TUESDAY LATER MORNING AND
EARLY AFTERNOON...BUT ANOTHER INCREASE IN MVFR CEILINGS IS
EXPECTED TO SPREAD NORTH TO SOUTH ACROSS THE AREA. THERE MAY ALSO
BE SOME ADDITIONAL FLURRIES WITH THE CLOUD BEARING TEMPS IN THE
ICE GROWTH RANGE...BUT DID NOT INCLUDE AT THIS TIME. SOME SURFACE
WIND GUSTS IN EXCESS OF 25 KNOTS POSSIBLE ON TUESDAY AND TUESDAY
EVENING.

&&

.FSD WATCHES/WARNINGS/ADVISORIES...
SD...NONE.
MN...NONE.
IA...NONE.
NE...NONE.
&&

SHORT TERM...
LONG TERM...MJ
AVIATION...CHAPMAN
Hazardous weather outlook, Feb 16, 4:04 AM CST, 22 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
404 AM CST MON FEB 16 2015

IAZ001>003-012>014-020>022-031-032-MNZ089-090-097-098-NEZ013-014-
SDZ038-050-052>071-171015-
LYON IA-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-CHEROKEE-
BUENA VISTA-WOODBURY-IDA-NOBLES-JACKSON-PIPESTONE-ROCK-DIXON-
DAKOTA-BEADLE-GREGORY-JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-
AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-
HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION-
404 AM CST MON FEB 16 2015

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

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

WIND CHILL VALUES OF 15 TO 30 BELOW WILL ARE EXPECTED ON
WEDNESDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

MNZ071-072-080-081-SDZ039-040-171015-
LINCOLN MN-LYON MN-MURRAY-COTTONWOOD-KINGSBURY-BROOKINGS-
404 AM CST MON FEB 16 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST
MINNESOTA AND EAST CENTRAL SOUTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

WIND CHILL VALUES TUESDAY MORNING WILL APPROACH 20 BELOW.

WIND CHILL VALUES OF 15 TO 30 BELOW ARE EXPECTED ON WEDNESDAY
MORNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

Nearby

Wind Chill Advisories in South Dakota, 2015Wind Chill Advisories in Iowa, 2015Wind Chill Advisories in Minnesota, 2015Every wind chill advisory in 2015

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.