Alert archive / South Dakota / Snow Advisories in 2007

Snow Advisory 5, NWS Sioux Falls, SD

April 9, 20074 states

NWS Sioux Falls, SD issued this snow advisory at Apr 9, 2007, 11:27 AM CDT for 4 states. It took effect at Apr 10, 2007, 1:00 AM CDT. It was in force for 38 hr.

The area

The counties it named.

The facts

Issued
Apr 9, 2007, 11:27 AM CDT (16:27 UTC)
In effect from
Apr 10, 2007, 1:00 AM CDT
Expired
Apr 11, 2007, 2:59 PM CDT
In force
38 hr
Issued by
NWS Sioux Falls, SD
All 36 counties

Buena Vista County, IA, Cherokee County, IA, Ida County, IA, Lyon 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, Brookings County, SD, Clay County, SD, Davison 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), 8 km from the middle of the area, began a volume at 16:27 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, 4.5 hours before the alert went out and 203 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 12:00Z on 2007-04-09Temperature 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 12:00Z on 2007-04-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 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
1138 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
95 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.

000 
WWUS43 KFSD 091627
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1127 AM CDT MON APR 9 2007

.LOW PRESSURE WILL ORGANIZE THIS EVENING ACROSS WYOMING...AND
SCOOT ACROSS SOUTHERN SOUTH DAKOTA LATER TONIGHT AND TUESDAY.
SNOWFALL WILL DEVELOP NORTH OF THIS SYSTEM...AND WILL LIKELY
PRODUCE SNOWFALL FROM 3 TO 6 INCHES ALONG AND NORTH OF A LINE
FROM HURON TO JACKSON MINNESOTA.

SDZ038-039-054-055-100030-
/O.NEW.KFSD.SN.Y.0005.070410T0600Z-070411T1800Z/
BEADLE-KINGSBURY-MINER-LAKE-
INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON...
LAKE PRESTON...HOWARD...MADISON
1127 AM CDT MON APR 9 2007

...SNOW ADVISORY IN EFFECT FROM 1 AM TUESDAY TO 1 PM CDT
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT FROM 1 AM TUESDAY TO 1 PM CDT
WEDNESDAY. 

SNOW IS EXPECTED TO DEVELOP AFTER MIDNIGHT...AND INCREASE LATE
TONIGHT AND EARLY TUESDAY. SNOWFALL SHOULD REACH 3 TO 4 INCHES
BEFORE TAPERING OFF AND MIXING WITH RAIN MIDDAY TUESDAY.

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

$$

MNZ071-072-080-081-089-090-097-SDZ040-056-100030-
/O.NEW.KFSD.SN.Y.0005.070410T0900Z-070411T1800Z/
LINCOLN-LYON-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-BROOKINGS-
MOODY-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...
WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...BROOKINGS...
FLANDREAU
1127 AM CDT MON APR 9 2007

...SNOW ADVISORY IN EFFECT FROM 4 AM TUESDAY TO 1 PM CDT
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT FROM 4 AM TUESDAY TO 1 PM CDT
WEDNESDAY. 

SNOW WILL DEVELOP LATE TONIGHT...AND BECOME WIDESPREAD LATE
TONIGHT THROUGH MIDDAY TUESDAY. SNOWFALL SHOULD REACH TOTAL
ACCUMULATIONS FROM 3 TO 6 INCHES...GREATEST IN AREAS AROUND
MARSHALL...AND LESSER TOWARD INTERSTATE 90.

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

$$

CHAPMAN
14 follow-up statements
000 
WWUS43 KFSD 091916
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
216 PM CDT MON APR 9 2007

.LOW PRESSURE WILL ORGANIZE THIS EVENING ACROSS WYOMING...AND
SCOOT ACROSS SOUTHERN SOUTH DAKOTA LATER TONIGHT AND TUESDAY.
SNOWFALL WILL DEVELOP NORTH OF THIS SYSTEM...AND WILL LIKELY
PRODUCE SNOWFALL FROM 3 TO 6 INCHES ALONG AND NORTH OF A LINE
FROM HURON TO JACKSON MINNESOTA.

SDZ038-039-054-055-100330-
/O.EXT.KFSD.SN.Y.0005.070410T0600Z-070410T1800Z/
BEADLE-KINGSBURY-MINER-LAKE-
INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON...
LAKE PRESTON...HOWARD...MADISON
216 PM CDT MON APR 9 2007

...SNOW ADVISORY NOW IN EFFECT FROM 1 AM TO 1 PM CDT TUESDAY...

THE SNOW ADVISORY HAS BEEN CORRECTED TO BE IN EFFECT FROM 1 AM TO
1 PM CDT TUESDAY.

SNOW IS EXPECTED TO DEVELOP AFTER MIDNIGHT...AND INCREASE LATE
TONIGHT AND EARLY TUESDAY. SNOWFALL SHOULD REACH 3 TO 4 INCHES
BEFORE TAPERING OFF AND MIXING WITH RAIN MIDDAY TUESDAY.

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

$$

MNZ071-072-080-081-089-090-097-SDZ040-056-100330-
/O.EXT.KFSD.SN.Y.0005.070410T0900Z-070410T2100Z/
LINCOLN-LYON-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-BROOKINGS-
MOODY-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...
WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...BROOKINGS...
FLANDREAU
216 PM CDT MON APR 9 2007

...SNOW ADVISORY NOW IN EFFECT FROM 4 AM TO 4 PM CDT TUESDAY...

THE SNOW ADVISORY HAS BEEN CORRECTED TO BE IN EFFECT FROM 4 AM TO 4
PM CDT TUESDAY.

SNOW WILL DEVELOP LATE TONIGHT...AND BECOME WIDESPREAD LATE
TONIGHT THROUGH MIDDAY TUESDAY. SNOWFALL SHOULD REACH TOTAL
ACCUMULATIONS FROM 3 TO 6 INCHES...GREATEST IN AREAS AROUND
MARSHALL...AND LESSER TOWARD INTERSTATE 90.

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

$$

CHAPMAN
000 
WWUS43 KFSD 100221
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
921 PM CDT MON APR 9 2007

.A BROAD AREA OF LOW PRESSURE IS EXTENDED ALONG THE FRONT RANGE OF
THE ROCKIES THIS EVENING. LATE TONIGHT...THE SOUTHERN PORTION OF
THIS LOW WILL BEGIN TO MOVE EASTWARD AS A SURFACE TROUGH...AND BY
MIDDAY TUESDAY THE TROUGH SHOULD EXTEND FROM NORTH CENTRAL MONTANA
TO CENTRAL NEBRASKA. SNOWFALL WILL DEVELOP NORTH OF THIS
SYSTEM LATE TONIGHT AND TUESDAY...AND WILL LIKELY PRODUCE SNOWFALL FROM
3 TO 5 INCHES ALONG AND NORTH OF A LINE FROM HURON TO JACKSON
MINNESOTA.

SDZ038-039-054-055-101030-
/O.CON.KFSD.SN.Y.0005.070410T0600Z-070410T1800Z/
BEADLE-KINGSBURY-MINER-LAKE-
INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON...
LAKE PRESTON...HOWARD...MADISON
921 PM CDT MON APR 9 2007

...SNOW ADVISORY REMAINS IN EFFECT FROM 1 AM TO 1 PM CDT
TUESDAY...

A SNOW ADVISORY REMAINS IN EFFECT FROM 1 AM TO 1 PM CDT TUESDAY. 

SNOW IS EXPECTED TO DEVELOP AFTER MIDNIGHT...AND INCREASE LATE
TONIGHT AND EARLY TUESDAY. SNOWFALL SHOULD REACH 3 TO 4 INCHES
BEFORE TAPERING OFF AND MIXING WITH RAIN MIDDAY TUESDAY.

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

$$

MNZ071-072-080-081-089-090-097-SDZ040-056-101030-
/O.CON.KFSD.SN.Y.0005.070410T0900Z-070410T2100Z/
LINCOLN-LYON-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-BROOKINGS-
MOODY-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...
WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...BROOKINGS...
FLANDREAU
921 PM CDT MON APR 9 2007

...SNOW ADVISORY REMAINS IN EFFECT FROM 4 AM TO 4 PM CDT
TUESDAY...

A SNOW ADVISORY REMAINS IN EFFECT FROM 4 AM TO 4 PM CDT TUESDAY. 

SNOW WILL DEVELOP LATE TONIGHT...AND BECOME WIDESPREAD LATE
TONIGHT THROUGH MIDDAY TUESDAY. SNOWFALL SHOULD REACH TOTAL
ACCUMULATIONS FROM 3 TO 5 INCHES...GREATEST IN AREAS AROUND
MARSHALL...AND LESSER TOWARD INTERSTATE 90.

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

$$

 MJF
000 
WWUS43 KFSD 100833
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
333 AM CDT TUE APR 10 2007

.LOW PRESSURE DEVELOPING FROM SOUTHWEST SOUTH DAKOTA TO WESTERN
NEBRASKA THIS MORNING...WILL MOVE OVER EASTERN NEBRASKA THIS
EVENING...AND SOUTHEAST IOWA WEDNESDAY. THIS SYSTEM WILL LIKELY
BRING PERIODS OF SNOW FROM FAR EASTCENTRAL SOUTH DAKOTA TO
SOUTHWEST MINNESOTA...AND NORTHEAST PARTS OF NORTHWEST IOWA TODAY
THROUGH TONIGHT...ENDING WEDNESDAY. THE SNOW MAY MIX WITH RAIN IN
THE SOUTHERN AND WESTERN PORTIONS OF THIS AREA TODAY INTO EARLY
TONIGHT. A TOTAL OF 3 TO 6 INCHES OF WET SNOW IS EXPECTED...WITH
THE HEAVIEST AMOUNTS ALONG AND NEAR THE BUFFALO RIDGE IN SOUTHWEST
MINNESOTA.

SDZ038-039-054-055-100945-
/O.CAN.KFSD.SN.Y.0005.000000T0000Z-070410T1800Z/
BEADLE-KINGSBURY-MINER-LAKE-
INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON...
LAKE PRESTON...HOWARD...MADISON
333 AM CDT TUE APR 10 2007

...SNOW ADVISORY IS CANCELLED...

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

PERIODS OF MIXED RAIN AND SNOW TODAY...IS EXPECTED TO BECOME A
PERIOD OF SNOW TONIGHT. GENERALLY 2 TO 3 INCHES TOTAL SNOWFALL IS
EXPECTED.

$$

IAZ002-003-014-101645-
/O.NEW.KFSD.SN.Y.0006.070411T0300Z-070411T1500Z/
OSCEOLA-DICKINSON-CLAY-
INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD...
ARNOLDS PARK...SPENCER
333 AM CDT TUE APR 10 2007

...SNOW ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM CDT
WEDNESDAY...

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

PERIODS OF MIXED RAIN AND SNOW IS EXPECTED LATER THIS MORNING INTO
EARLY TONIGHT...BEFORE CHANGING TO ALL SNOW TONIGHT...AND ENDING
WEDNESDAY. GENERALLY 3 TO 5 INCHES WET SNOWFALL IS EXPECTED.

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

$$

MNZ071-072-080-081-089-090-097-SDZ040-056-101645-
/O.EXT.KFSD.SN.Y.0005.070410T1500Z-070411T1500Z/
LINCOLN-LYON-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-BROOKINGS-
MOODY-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...
WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...BROOKINGS...
FLANDREAU
333 AM CDT TUE APR 10 2007

...SNOW ADVISORY NOW IN EFFECT FROM 10 AM THIS MORNING TO 10 AM
CDT WEDNESDAY...

THE SNOW ADVISORY IS NOW IN EFFECT FROM 10 AM THIS MORNING TO
10 AM CDT WEDNESDAY. 

PERIODS OF SNOW WILL DEVELOP THIS MORNING...AND CONTINUE
TONIGHT AND WEDNESDAY MORNING. A TOTAL OF 3 TO 6 INCHES OF WET
SNOW IS EXPECTED...WITH THE HEAVIEST AMOUNTS ALONG AND NEAR THE
BUFFALO RIDGE IN SOUTHWEST MINNESOTA. 

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

$$
RSR
000 
WWUS43 KFSD 101300
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
800 AM CDT TUE APR 10 2007

.LOW PRESSURE DEVELOPING FROM SOUTHWEST SOUTH DAKOTA TO WESTERN
NEBRASKA THIS MORNING...WILL MOVE OVER EASTERN NEBRASKA THIS
EVENING...AND SOUTHEAST IOWA WEDNESDAY. THIS SYSTEM WILL LIKELY
BRING PERIODS OF SNOW FROM FAR EAST CENTRAL SOUTH DAKOTA TO
SOUTHWEST MINNESOTA...AND NORTHEAST PARTS OF NORTHWEST IOWA TODAY
THROUGH TONIGHT...ENDING WEDNESDAY. THE SNOW MAY MIX WITH RAIN IN
THE SOUTHERN AND WESTERN PORTIONS OF THIS AREA TODAY INTO EARLY
TONIGHT. A TOTAL OF 3 TO 6 INCHES OF WET SNOW IS EXPECTED...WITH
THE HEAVIEST AMOUNTS ALONG AND NEAR THE BUFFALO RIDGE IN
SOUTHWEST MINNESOTA.

MNZ071-072-080-081-089-090-097-SDZ040-056-102100-
/O.EXT.KFSD.SN.Y.0005.070410T1300Z-070411T1500Z/
LINCOLN-LYON-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-BROOKINGS-
MOODY-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...
WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...BROOKINGS...
FLANDREAU
800 AM CDT TUE APR 10 2007

...SNOW ADVISORY NOW IN EFFECT UNTIL 10 AM CDT WEDNESDAY...

THE SNOW ADVISORY IS NOW IN EFFECT UNTIL 10 AM CDT WEDNESDAY. 

PERIODS OF SNOW WILL DEVELOP THIS MORNING...AND CONTINUE TONIGHT
AND WEDNESDAY MORNING. A TOTAL OF 3 TO 6 INCHES OF WET SNOW IS
EXPECTED...WITH THE HEAVIEST AMOUNTS ALONG AND NEAR THE BUFFALO
RIDGE IN SOUTHWEST MINNESOTA.

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

$$

IAZ002-003-014-102100-
/O.EXT.KFSD.SN.Y.0006.070410T1300Z-070411T1500Z/
OSCEOLA-DICKINSON-CLAY-
INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD...
ARNOLDS PARK...SPENCER
800 AM CDT TUE APR 10 2007

...SNOW ADVISORY NOW IN EFFECT UNTIL 10 AM CDT WEDNESDAY...

THE SNOW ADVISORY IS NOW IN EFFECT UNTIL 10 AM CDT WEDNESDAY. 

PERIODS OF SNOW THIS MORNING SHOULD MIX WITH WITH RAIN AT TIMES
THIS AFTERNOON...BEFORE CHANGING TO ALL SNOW AGAIN TONIGHT...AND
ENDING WEDNESDAY. GENERALLY 3 TO 5 INCHES WET SNOWFALL IS
EXPECTED.

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

$$

CHAPMAN
000 
WWUS43 KFSD 101653
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1153 AM CDT TUE APR 10 2007

.LOW PRESSURE WILL CONTINUE TO ORGANIZE ACROSS WESTERN NEBRASKA
TODAY...AND SLIDE EASTWARD INTO SOUTHEAST NEBRASKA THIS EVENING...
AND NORTHERN MISSOURI TONIGHT. PERIODS OF SNOW WILL CONTINUE THIS
AFTERNOON...TONIGHT...AND EARLY WEDNESDAY ACROSS FAR EAST CENTRAL
SOUTH DAKOTA TO SOUTHWEST MINNESOTA...AND NORTHEAST PARTS OF
NORTHWEST IOWA. TOTAL SNOWFALL FROM 3 TO 8 INCHES OF WET SNOW IS
EXPECTED...WITH THE HEAVIEST AMOUNTS ALONG AND EAST OF THE BUFFALO
RIDGE IN SOUTHWEST MINNESOTA.

MNZ098-110100-
/O.EXA.KFSD.SN.Y.0005.000000T0000Z-070411T1500Z/
ROCK-
INCLUDING THE CITY OF...LUVERNE
1153 AM CDT TUE APR 10 2007

...SNOW ADVISORY IN EFFECT UNTIL 10 AM CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM CDT WEDNESDAY. 

PERIODS OF SNOW WILL CONTINUE INTO WEDNESDAY MORNING...PERHAPS
DROPPING OFF TO A LITTLE LIGHT RAIN OR DRIZZLE MIDDAY TUESDAY.
TOTAL WET SNOWFALL FROM 3 TO 5 INCHES IS EXPECTED.

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

$$

MNZ071-072-080-081-089-090-097-SDZ040-056-110100-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T1500Z/
LINCOLN-LYON-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-BROOKINGS-
MOODY-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...
WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...BROOKINGS...
FLANDREAU
1153 AM CDT TUE APR 10 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT WEDNESDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT WEDNESDAY. 

AFTER EASING IN INTENSITY FOR A TIME MIDDAY...PERIODS OF SNOW 
ARE EXPECTED TO RETURN THIS AFTERNOON AND CONTINUE INTO WEDNESDAY
MORNING. A TOTAL OF 4 TO 8 INCHES OF WET SNOW IS EXPECTED...WITH
THE HEAVIEST AMOUNTS ALONG AND NEAR THE BUFFALO RIDGE IN SOUTHWEST
MINNESOTA.

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

$$

IAZ002-003-014-110100-
/O.CON.KFSD.SN.Y.0006.000000T0000Z-070411T1500Z/
OSCEOLA-DICKINSON-CLAY-
INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD...
ARNOLDS PARK...SPENCER
1153 AM CDT TUE APR 10 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT WEDNESDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT WEDNESDAY. 

PERIODS OF SNOW THIS MORNING MAY MIX WITH WITH RAIN AT TIMES THIS
AFTERNOON...BEFORE CHANGING TO ALL SNOW AGAIN TONIGHT...AND ENDING
WEDNESDAY. GENERALLY 3 TO 5 INCHES OF WET SNOWFALL IS EXPECTED.

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

$$

CHAPMAN
000 
WWUS43 KFSD 102031
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
331 PM CDT TUE APR 10 2007

.SIGNIFICANT SNOW WILL CONTINUE TO FALL TONIGHT INTO WEDNESDAY IN
SOUTHWEST MINNESOTA...AND IN PARTS OF NORTHWEST IOWA AND FAR
EASTERN SOUTH DAKOTA. LOW PRESSURE BRINGING THE WINTRY WEATHER
WILL MOVE EAST FROM SOUTHERN NEBRASKA THIS EVENING...AND BE OVER
NORTHERN MISSOURI WEDNESDAY MORNING. TOTAL SNOWFALL OF 3 TO 8
INCHES IS EXPECTED...WITH THE HEAVIEST AMOUNTS IN SOUTHWEST
MINNESOTA DOWN INTO THE SPIRIT LAKE AND SPENCER AREAS OF NORTHWEST
IOWA. SNOWFALL SHOULD BE ON THE DECREASE BY WEDNESDAY NOON...BUT
SOME ACCUMULATIONS ARE STILL POSSIBLE THROUGH WEDNESDAY AFTERNOON
IN THE WARNING AREAS OF SOUTHWEST MINNESOTA AND NORTHWEST IOWA.

MNZ071-072-080-081-089-090-097-110445-
/O.UPG.KFSD.SN.Y.0005.000000T0000Z-070411T1500Z/
/O.NEW.KFSD.HS.W.0001.070410T2031Z-070412T0000Z/
LINCOLN-LYON-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-
INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON...
IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...
WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE
331 PM CDT TUE APR 10 2007

...HEAVY SNOW WARNING IN EFFECT UNTIL 7 PM CDT WEDNESDAY...

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

A STEADY SNOW IS EXPECTED TO INCREASE IN INTENSITY THIS
EVENING. THE SNOW SHOULD THEN CONTINUE THROUGH TONIGHT AND
WEDNESDAY MORNING BEFORE DECREASING WEDNESDAY AFTERNOON. TOTAL
SNOWFALL OF 5 TO 8 INCHES IS EXPECTED...HOWEVER SLIGHTLY HEAVIER
AMOUNTS ARE POSSIBLE LOCALLY ALONG AND NEAR THE BUFFALO RIDGE IN
SOUTHWEST MINNESOTA.

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

$$

IAZ002-003-014-110445-
/O.UPG.KFSD.SN.Y.0006.000000T0000Z-070411T1500Z/
/O.NEW.KFSD.HS.W.0001.070410T2031Z-070412T0000Z/
OSCEOLA-DICKINSON-CLAY-
INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD...
ARNOLDS PARK...SPENCER
331 PM CDT TUE APR 10 2007

...HEAVY SNOW WARNING IN EFFECT UNTIL 7 PM CDT WEDNESDAY...

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

A MIXTURE OF RAIN AND SNOW IS EXPECTED TO BECOME A STEADY SNOW
THIS EVENING. THE SNOW IS THEN EXPECTED TO INCREASE IN INTENSITY
DURING THE NIGHT. THE SNOW SHOULD CONTINUE INTO WEDNESDAY MORNING
BEFORE DECREASING BY WEDNESDAY AFTERNOON. TOTAL SNOWFALL OF 5 TO 8
INCHES IS EXPECTED.

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

$$

IAZ013-110445-
/O.NEW.KFSD.HS.W.0001.070410T2031Z-070412T0000Z/
OBRIEN-
INCLUDING THE CITIES OF...SHELDON...HARTLEY...SANBORN
331 PM CDT TUE APR 10 2007

...HEAVY SNOW WARNING IN EFFECT UNTIL 7 PM CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A HEAVY
SNOW WARNING...WHICH IS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. 

OCCASIONAL SNOW...POSSIBLY MIXED WITH RAIN EARLY THIS EVENING...IS
EXPECTED TO BECOME A STEADY SNOW DURING THE EVENING. THE SNOW IS
THEN EXPECTED TO INCREASE IN INTENSITY DURING THE NIGHT. THE SNOW
SHOULD CONTINUE INTO WEDNESDAY MORNING BEFORE DECREASING BY
WEDNESDAY AFTERNOON. TOTAL SNOWFALL OF 5 TO 8 INCHES IS EXPECTED.

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

$$

IAZ001-012-020>022-SDZ062-067-110445-
/O.EXB.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
LYON-SIOUX-PLYMOUTH-CHEROKEE-BUENA VISTA-MINNEHAHA-LINCOLN-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...CHEROKEE...
STORM LAKE...SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG
331 PM CDT TUE APR 10 2007

...SNOW ADVISORY IN EFFECT UNTIL 3 PM CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM CDT WEDNESDAY. 

A STEADY SNOW IS EXPECTED TO CONTINUE THOUGH TONIGHT. THE SNOW
WILL GRADUALLY DECREASE WEDNESDAY...BUT ADDITIONAL ACCUMULATIONS
ARE POSSIBLE INTO THE EARLY AFTERNOON. TOTAL SNOWFALL OF 3 TO 6
INCHES IS EXPECTED.

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

$$

MNZ098-SDZ040-056-110445-
/O.EXT.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
ROCK-BROOKINGS-MOODY-
INCLUDING THE CITIES OF...LUVERNE...BROOKINGS...FLANDREAU
331 PM CDT TUE APR 10 2007

...SNOW ADVISORY NOW IN EFFECT UNTIL 3 PM CDT WEDNESDAY...

THE SNOW ADVISORY IS NOW IN EFFECT UNTIL 3 PM CDT WEDNESDAY. 

A STEADY SNOW IS EXPECTED TO CONTINUE THOUGH TONIGHT. THE SNOW
WILL GRADUALLY DECREASE WEDNESDAY...BUT ADDITIONAL ACCUMULATIONS
ARE POSSIBLE INTO THE EARLY AFTERNOON. TOTAL SNOWFALL OF 3 TO 6
INCHES IS EXPECTED.

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

$$
WILLIAMS
000 
WWUS43 KFSD 102309
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
609 PM CDT TUE APR 10 2007

.SIGNIFICANT SNOW WILL CONTINUE TO FALL TONIGHT INTO WEDNESDAY IN
SOUTHWEST MINNESOTA...PARTS OF NORTHWEST IOWA AND SOUTHEAST SOUTH
DAKOTA. LOW PRESSURE BRINGING THE WINTRY WEATHER WILL MOVE EAST
FROM KANSAS THIS EVENING...AND BE OVER NORTHERN MISSOURI WEDNESDAY
MORNING. TOTAL SNOWFALL OF 3 TO 8 INCHES IS EXPECTED...WITH THE
HEAVIEST AMOUNTS IN SOUTHWEST MINNESOTA...DOWN INTO THE SPIRIT
LAKE AND SPENCER AREAS OF NORTHWEST IOWA...AND ALONG THE I 29
CORRIDOR IN SOUTHEAST SOUTH DAKOTA FROM CANTON TO BROOKINGS. SNOWFALL 
SHOULD BE ON THE DECREASE BY WEDNESDAY NOON...BUT SOME
ACCUMULATIONS ARE STILL POSSIBLE THROUGH WEDNESDAY AFTERNOON IN
THE WARNING AREAS OF SOUTHWEST MINNESOTA AND NORTHWEST IOWA.

IAZ001-012-MNZ098-SDZ040-056-062-067-110715-
/O.UPG.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
/O.EXB.KFSD.HS.W.0001.000000T0000Z-070411T2000Z/
LYON-SIOUX-ROCK-BROOKINGS-MOODY-MINNEHAHA-LINCOLN-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...ORANGE CITY...SIOUX CENTER...LUVERNE...BROOKINGS...
FLANDREAU...SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG
609 PM CDT TUE APR 10 2007

...HEAVY SNOW WARNING IN EFFECT UNTIL 3 PM CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A HEAVY
SNOW WARNING...WHICH IS IN EFFECT UNTIL 3 PM CDT WEDNESDAY. THE
SNOW ADVISORY IS NO LONGER IN EFFECT. 

SNOW WILL BE PERSISTENT TONIGHT AND THROUGH WEDNESDAY MORNING.
TOTAL ACCUMULATIONS OF 5 TO 8 INCHES ARE LIKELY THROUGH THE
DURATION OF THE EVENT. BY NIGHTFALL...TEMPERATURES HOVERING IN THE
LOWER 30S WILL CREATE A SNOWY...SLUSHY MESS ON PAVEMENT.

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

$$

SDZ055-110715-
/O.EXB.KFSD.HS.W.0001.000000T0000Z-070411T2000Z/
LAKE-
INCLUDING THE CITY OF...MADISON
609 PM CDT TUE APR 10 2007

...HEAVY SNOW WARNING IN EFFECT UNTIL 3 PM CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A HEAVY
SNOW WARNING...WHICH IS IN EFFECT UNTIL 3 PM CDT WEDNESDAY. 

SNOW WILL BE PERSISTENT TONIGHT AND THROUGH WEDNESDAY MORNING.
TOTAL ACCUMULATIONS OF 5 TO 7 INCHES ARE LIKELY THROUGH THE
DURATION OF THE EVENT. BY NIGHTFALL...TEMPERATURES HOVERING IN THE
LOWER 30S WILL CREATE A SNOWY...SLUSHY MESS ON PAVEMENT.

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

$$

IAZ002-003-013-014-MNZ071-072-080-081-089-090-097-110715-
/O.CON.KFSD.HS.W.0001.000000T0000Z-070412T0000Z/
OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-LYON-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-
INCLUDING THE CITIES OF...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
609 PM CDT TUE APR 10 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT
WEDNESDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. 

SNOW WILL BE PERSISTENT TONIGHT AND THROUGH THE DAY WEDNESDAY.
TOTAL ACCUMULATIONS OF 5 TO 8 INCHES ARE LIKELY THROUGH THE
DURATION OF THE EVENT. BY NIGHTFALL...TEMPERATURES HOVERING IN THE
LOWER 30S WILL CREATE A SNOWY...SLUSHY MESS ON PAVEMENT.

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

$$

SDZ038-039-052>054-058>061-065-066-071-110715-
/O.EXA.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
BEADLE-KINGSBURY-JERAULD-SANBORN-MINER-AURORA-DAVISON-HANSON-
MCCOOK-HUTCHINSON-TURNER-UNION-
INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON...
LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET...
HOWARD...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...
MARION...VIBORG...HURLEY...CHANCELLOR...NORTH SIOUX CITY...
BERESFORD...ELK POINT...ALCESTER...JEFFERSON
609 PM CDT TUE APR 10 2007

...SNOW ADVISORY IN EFFECT UNTIL 3 PM CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM CDT WEDNESDAY. 

SNOW WILL BE WIDESPREAD AND PERSIST OVER THE AREA TONIGHT AND INTO
EARLY AFTERNOON WEDNESDAY. 3 TO 5 INCHES OF SNOW WILL BE COMMON IN
THIS AREA...WITH A FEW LOCATIONS POSSIBLY RECEIVING UP TO 6 INCHES
OF SNOW. HOWEVER HEADING FURTHER SOUTH...THERE COULD BE QUITE A
DIFFERENCE IN SNOW ACCUMULATIONS AT THE SOUTHERN END OF THE
ADVISORY...FROM BERESFORD SOUTH DAKOTA TO NORTH SIOUX CITY SOUTH
DAKOTA IN UNION COUNTY. NORTH SIOUX CITY MAY NOT RECEIVE ADVISORY 
TYPE SNOWS DUE TO WARMER AIR LINGERING LONGER.

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

$$

IAZ020>022-110715-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
PLYMOUTH-CHEROKEE-BUENA VISTA-
INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE
609 PM CDT TUE APR 10 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT WEDNESDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT WEDNESDAY. 

RAIN WILL CHANGE TO SNOW TONIGHT...AND PERSIST THROUGH THE DAY ON
WEDNESDAY WITH ACCUMULATIONS INTO EARLY AFTERNOON. TOTAL SNOWFALL
OF 3 TO 6 INCHES IS EXPECTED.

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

$$

 MJF
000 
WWUS43 KFSD 110234
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
934 PM CDT TUE APR 10 2007

.SIGNIFICANT SNOW WILL CONTINUE TO FALL TONIGHT INTO WEDNESDAY IN
SOUTHWEST MINNESOTA...PARTS OF NORTHWEST IOWA AND SOUTHEAST SOUTH
DAKOTA. LOW PRESSURE BRINGING THE WINTRY WEATHER WILL MOVE EAST
FROM KANSAS THIS EVENING...AND WILL BE OVER NORTHERN MISSOURI
WEDNESDAY MORNING. IN THE WARNING AREA...SNOWFALL TOTALS OF 5 TO 9
INCHES WILL BE COMMON...WITH 3 TO 6 INHCES IN THE ADVISORY AREA.
THE HEAVIEST AMOUNTS WILL BE IN SOUTHWEST MINNESOTA...DOWN INTO
THE SPIRIT LAKE AND SPENCER AREAS OF NORTHWEST IOWA...AND ALONG
THE I 29 CORRIDOR IN SOUTHEAST SOUTH DAKOTA FROM NORTHERN LINCOLN
COUNTY TO BROOKINGS. SNOWFALL SHOULD BE ON THE DECREASE BY
WEDNESDAY AFTERNOON...BUT SOME ACCUMULATIONS ARE STILL POSSIBLE
THROUGH WEDNESDAY AFTERNOON IN THE WARNING AREAS OF SOUTHWEST
MINNESOTA AND NORTHWEST IOWA.

IAZ012-111045-
/O.CAN.KFSD.HS.W.0001.000000T0000Z-070411T2000Z/
/O.EXA.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
SIOUX-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER
934 PM CDT TUE APR 10 2007

...SNOW ADVISORY IN EFFECT UNTIL 3 PM CDT WEDNESDAY...
...HEAVY SNOW WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM CDT WEDNESDAY. THE HEAVY
SNOW WARNING HAS BEEN CANCELLED. 

DUE TO TEMPERATURES AROUND 36 DEGREES...PRECIPITATION HAS STAYED 
MOSTLY AS RAIN THROUGH MID EVENING IN SIOUX COUNTY. THIS WILL KEEP
THE TOTAL SNOW ACCUMULATIONS DOWN. THEREFORE THE HEAVY SNOW
WARNING HAS BEEN CHANGED TO A SNOW ADVISORY. RAIN WILL CHANGE TO
SNOW AFTER MIDNIGHT TONIGHT...AND PERSIST RATHER STEADILY THROUGH
MIDDAY WEDNESDDAY. TOTAL SNOW AMOUNTS IN SIOUX COUNTY WILL RANGE
FROM 3 TO 5 INCHES. THE HEAVY WET SNOW WILL SETTLE FAST. IN 
ADDITION...ONE CAN EXPECT A SLICK...SLUSHY MESS ON PAVEMENT.

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

$$

IAZ002-003-013-014-MNZ071-072-080-081-089-090-097-111045-
/O.CON.KFSD.HS.W.0001.000000T0000Z-070412T0000Z/
OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-LYON-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-
INCLUDING THE CITIES OF...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
934 PM CDT TUE APR 10 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT
WEDNESDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. 

SNOW WILL BE PERSISTENT TONIGHT AND THROUGH THE DAY WEDNESDAY.
TOTAL ACCUMULATIONS OF 6 TO 9 INCHES ARE LIKELY THROUGH THE
DURATION OF THE EVENT. THE HEAVY WET SNOW WILL SETTLE FAST. IN 
ADDITION...ONE CAN EXPECT A SLICK...SLUSHY MESS ON PAVEMENT.

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

$$

IAZ001-MNZ098-SDZ040-055-056-062-067-111045-
/O.CON.KFSD.HS.W.0001.000000T0000Z-070411T2000Z/
LYON-ROCK-BROOKINGS-LAKE-MOODY-MINNEHAHA-LINCOLN-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...LUVERNE...BROOKINGS...MADISON...FLANDREAU...
SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG
934 PM CDT TUE APR 10 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 PM CDT
WEDNESDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 3 PM CDT WEDNESDAY. 

SNOW WILL BE PERSISTENT TONIGHT AND THROUGH WEDNESDAY MORNING.
TOTAL ACCUMULATIONS OF 5 TO 8 INCHES ARE LIKELY THROUGH THE
DURATION OF THE EVENT. THE HEAVY WET SNOW WILL SETTLE FAST. IN 
ADDITION...ONE CAN EXPECT A SLICK...SLUSHY MESS ON PAVEMENT.

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

$$

IAZ031-032-NEZ013-014-SDZ069-070-111045-
/O.EXA.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
WOODBURY-IDA-DIXON-DAKOTA-YANKTON-CLAY-
INCLUDING THE CITIES OF...SIOUX CITY...IDA GROVE...HOLSTEIN...
BATTLE CREEK...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY...
YANKTON...VERMILLION
934 PM CDT TUE APR 10 2007

...SNOW ADVISORY IN EFFECT UNTIL 3 PM CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM CDT WEDNESDAY. 

RAIN WILL CHANGE TO SNOW THROUGH THE NIGHT...AND WILL PERSIST INTO
MIDDAY WEDNEDAY. AROUND 3 INCHES OF SNOW CAN BE EXPECTED. AS
TEMPERATURES FALL TONIGHT...A HEAVY WET SNOW WILL ACCUMULATE ON
PAVEMENT SURFACES.

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

$$

IAZ020>022-SDZ038-039-052>054-058>061-065-066-071-111045-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
PLYMOUTH-CHEROKEE-BUENA VISTA-BEADLE-KINGSBURY-JERAULD-SANBORN-
MINER-AURORA-DAVISON-HANSON-MCCOOK-HUTCHINSON-TURNER-UNION-
INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE...
HURON...DE SMET...ARLINGTON...LAKE PRESTON...WESSINGTON SPRINGS...
ALPENA...WOONSOCKET...HOWARD...PLANKINTON...WHITE LAKE...
STICKNEY...MITCHELL...ALEXANDRIA...EMERY...SALEM...CANISTOTA...
BRIDGEWATER...MONTROSE...PARKSTON...FREEMAN...MENNO...TRIPP...
PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR...
NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON
934 PM CDT TUE APR 10 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT WEDNESDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT WEDNESDAY. 

SNOW WILL BE WIDESPREAD AND PERSIST OVER THE AREA TONIGHT AND
INTO EARLY AFTERNOON WEDNESDAY. 3 TO 5 INCHES OF SNOW WILL BE
COMMON IN THIS AREA...WITH A FEW LOCATIONS POSSIBLY RECEIVING UP
TO 6 INCHES OF SNOW. THE HEAVY WET SNOW WILL SETTLE FAST. IN 
ADDITION...ONE CAN EXPECT A SLICK...SLUSHY MESS ON PAVEMENT.

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

$$

MJF
000 
WWUS43 KFSD 110544
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1244 AM CDT WED APR 11 2007

.SNOW WILL CONTINUE TO FALL TONIGHT AND WEDNESDAY IN SOUTHWEST
MINNESOTA...SOUTHEAST SOUTH DAKOTA...AND MOST OF NORTHWEST IOWA.
LOW PRESSURE BRINGING THE WINTRY WEATHER WILL MOVE FROM EASTERN
KANSAS TONIGHT...OVER NORTHERN MISSOURI WEDNESDAY MORNING.
ADDITIONAL SNOW AMOUNTS SHOULD RANGE FROM 4 TO 6 INCHES IN
SOUTHWEST MINNESOTA AND NORTHERN PARTS OF NORTHWEST IOWA...TO 2 TO
4 INCHES FROM SOUTHEAST SOUTH DAKOTA INTO THE SOUTHERN PARTS OF
NORTHWEST IOWA.

IAZ001-MNZ098-SDZ040-055-056-062-067-111345-
/O.CAN.KFSD.HS.W.0001.000000T0000Z-070411T2000Z/
/O.EXA.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
LYON-ROCK-BROOKINGS-LAKE-MOODY-MINNEHAHA-LINCOLN-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...LUVERNE...BROOKINGS...MADISON...FLANDREAU...
SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG
1244 AM CDT WED APR 11 2007

...SNOW ADVISORY IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON...
...HEAVY SNOW WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. THE
HEAVY SNOW WARNING HAS BEEN CANCELLED. 

ADDITIONAL SNOWFALL OF 2 TO 4 INCHES IS EXPECTED LATER TONIGHT
THROUGH WEDNESDAY. THE SNOW WILL BE QUITE WET...AND MAY MELT SOME
AS IT FALLS.

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

$$

IAZ002-003-013-014-MNZ071-072-080-081-089-090-097-111345-
/O.CON.KFSD.HS.W.0001.000000T0000Z-070412T0000Z/
OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-LYON-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-
INCLUDING THE CITIES OF...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
1244 AM CDT WED APR 11 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

ADDITIONAL SNOWFALL OF 3 TO 5 INCHES...WITH A POSSIBLE 6 INCHES
NEAR THE BUFFALO RIDGE...CAN BE EXPECTED THE REST OF TONIGHT
THROUGH WEDNESDAY. TOTAL ACCUMULATIONS OF 6 TO 9 INCHES ARE
LIKELY THROUGH THE DURATION OF THE EVENT. THE HEAVY WET SNOW WILL
SETTLE FAST. IN ADDITION...ONE CAN EXPECT A SLICK...SLUSHY MESS ON
PAVEMENT.

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

$$

IAZ020>022-031-032-NEZ013-014-SDZ038-039-052>054-058>061-065-066-
069>071-111345-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE-
KINGSBURY-JERAULD-SANBORN-MINER-AURORA-DAVISON-HANSON-MCCOOK-
HUTCHINSON-TURNER-YANKTON-CLAY-UNION-
INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE...
SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD...
PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON...
LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET...
HOWARD...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...
MARION...VIBORG...HURLEY...CHANCELLOR...YANKTON...VERMILLION...
NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON
1244 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

LIGHT SNOW AND RAIN MIXED WILL CHANGE TO ALL WET SNOW THE REST OF
TONIGHT...AND WILL PERSIST INTO MIDDAY WEDNESDAY. 2 TO 3 INCHES
OF SNOWFALL CAN BE EXPECTED. AS TEMPERATURES FALL TONIGHT...A
HEAVY WET SNOW WILL ACCUMULATE ON PAVEMENT SURFACES.

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

$$

IAZ012-111345-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
SIOUX-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER
1244 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

SNOW MIXED WITH LIGHT RAIN WILL CHANGE TO ALL SNOW THE REST OF
TONIGHT AND CONTINUE INTO WEDNESDAY. SNOWFALL OF 2 TO 4 INCHES CAN
BE EXPECTED. IN ADDITION...ONE CAN EXPECT A SLICK...SLUSHY MESS ON
PAVEMENT.

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

$$
RSR
000 
WWUS43 KFSD 110908
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
408 AM CDT WED APR 11 2007

.SNOW WILL CONTINUE TO FALL TODAY IN SOUTHWEST MINNESOTA...SOUTHEAST
SOUTH DAKOTA...AND MOST OF NORTHWEST IOWA...BUT SHOULD BE LIGHTER
THAN YESTERDAY. LOW PRESSURE BRINGING THE WINTRY WEATHER WILL
MOVE EASTWARD OVER MISSOURI TODAY...AND OVER ILLINOIS THIS
EVENING. ADDITIONAL SNOW AMOUNTS SHOULD RANGE FROM NEAR 4 INCHES
IN THE EASTERN PARTS OF SOUTHWEST MINNESOTA AND NORTHWEST
IOWA...TO UP TO 2 INCHES NEAR INTERSTATE 29...TO LESS THAN AN INCH
WEST OF THE JAMES RIVER. THE SNOW WILL END FROM WEST TO EAST LATE
THIS AFTERNOON AND EVENING.

IAZ002-003-013-014-MNZ071-072-080-081-089-090-097-111715-
/O.CON.KFSD.HS.W.0001.000000T0000Z-070412T0000Z/
OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-LYON-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-
INCLUDING THE CITIES OF...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
408 AM CDT WED APR 11 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

ADDITIONAL SNOWFALL OF UP TO 4 INCHES CAN BE EXPECTED TODAY...
BEFORE TAPERING OFF LATE. TOTAL ACCUMULATIONS OF 6 TO 9 INCHES
ARE LIKELY THROUGH THE DURATION OF THE EVENT. THE HEAVY WET SNOW
WILL SETTLE FAST. IN ADDITION...ONE CAN EXPECT A SLICK...SLUSHY
MESS ON PAVEMENT.

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

$$

IAZ020>022-031-032-NEZ013-014-SDZ038-039-052>054-058>061-065-066-
069>071-111715-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE-
KINGSBURY-JERAULD-SANBORN-MINER-AURORA-DAVISON-HANSON-MCCOOK-
HUTCHINSON-TURNER-YANKTON-CLAY-UNION-
INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE...
SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD...
PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON...
LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET...
HOWARD...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...
MARION...VIBORG...HURLEY...CHANCELLOR...YANKTON...VERMILLION...
NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON
408 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

MOSTLY LIGHT SNOW WILL END LATER THIS AFTERNOON WITH AN INCH OR
TWO SNOWFALL EXPECTED. THE HEAVIER AMOUNTS SHOULD OCCUR IN HIGHER
ELEVATIONS AWAY FROM THE MISSOURI RIVER. THE SNOW WILL BE QUITE
WET...AND MAY MELT SOME AS IT FALLS.

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

$$

IAZ001-MNZ098-SDZ040-055-056-062-067-111715-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
LYON-ROCK-BROOKINGS-LAKE-MOODY-MINNEHAHA-LINCOLN-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...LUVERNE...BROOKINGS...MADISON...FLANDREAU...
SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG
408 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

ADDITIONAL SNOWFALL OF AROUND 2 INCHES IS EXPECTED...BEFORE
TAPERING OFF BY MID AFTERNOON. THE SNOW WILL BE QUITE WET...AND
MAY MELT SOME AS IT FALLS.

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

$$

IAZ012-111715-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
SIOUX-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER
408 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

ADDITIONAL SNOWFALL OF UP TO 2 INCHES IS EXPECTED...BEFORE
TAPERING OFF BY MID AFTERNOON. THE SNOW WILL BE QUITE WET...AND
MAY MELT SOME AS IT FALLS.

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

$$
RSR
000 
WWUS43 KFSD 111559
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1059 AM CDT WED APR 11 2007

.SNOW WILL CONTINUE TO FALL ACROSS THE REGION TODAY...BUT SHOULD
BE LIGHTER THAN YESTERDAY. LOW PRESSURE BRINGING THE WINTRY
WEATHER WILL MOVE EASTWARD OVER MISSOURI TODAY...AND OVER ILLINOIS
THIS EVENING. ADDITIONAL SNOW AMOUNTS SHOULD RANGE FROM 1 TO 3
INCHES IN THE EASTERN PARTS OF SOUTHWEST MINNESOTA AND NORTHWEST
IOWA...TO AROUND AN INCH NEAR INTERSTATE 29...TO LESS THAN AN
INCH WEST OF THE JAMES RIVER. THE SNOW WILL END FROM WEST TO EAST
LATE THIS AFTERNOON AND EVENING.

IAZ002-003-013-014-MNZ071-072-080-081-089-090-097-120000-
/O.CON.KFSD.HS.W.0001.000000T0000Z-070412T0000Z/
OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-LYON-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-
INCLUDING THE CITIES OF...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
1059 AM CDT WED APR 11 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

ADDITIONAL SNOWFALL OF UP TO 2 TO 3 INCHES CAN BE EXPECTED THROUGH
THE AFTERNOON...BEFORE TAPERING OFF LATE. TOTAL ACCUMULATIONS OF 6
TO 9 INCHES ARE LIKELY THROUGH THE DURATION OF THE EVENT. THE
HEAVY WET SNOW WILL SETTLE FAST. IN ADDITION...ONE CAN EXPECT A
SLICK...SLUSHY MESS ON PAVEMENT.

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

$$

IAZ020>022-031-032-NEZ013-014-SDZ038-039-052>054-058>061-065-066-
069>071-112000-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-BEADLE-
KINGSBURY-JERAULD-SANBORN-MINER-AURORA-DAVISON-HANSON-MCCOOK-
HUTCHINSON-TURNER-YANKTON-CLAY-UNION-
INCLUDING THE CITIES OF...LE MARS...CHEROKEE...STORM LAKE...
SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD...
PONCA...ALLEN...SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON...
LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET...
HOWARD...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...
MARION...VIBORG...HURLEY...CHANCELLOR...YANKTON...VERMILLION...
NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON
1059 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

MOSTLY LIGHT SNOW WILL END LATER THIS AFTERNOON WITH AN INCH OR
TWO SNOWFALL EXPECTED. THE HEAVIER AMOUNTS SHOULD OCCUR IN HIGHER
ELEVATIONS AWAY FROM THE MISSOURI RIVER...ESPECIALLY ACROSS
NORTHWEST IOWA. THE SNOW WILL BE QUITE WET...AND MAY MELT SOME AS IT
FALLS.

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

$$

IAZ001-MNZ098-SDZ040-055-056-062-067-112000-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
LYON-ROCK-BROOKINGS-LAKE-MOODY-MINNEHAHA-LINCOLN-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...LUVERNE...BROOKINGS...MADISON...FLANDREAU...
SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG
1059 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

PERIODS OF GENERALLY LIGHT SNOW WILL BRING ADDITIONAL SNOWFALL OF
AROUND AN INCH...BEFORE TAPERING OFF MID AFTERNOON. THE SNOW WILL
BE QUITE WET...AND MAY MELT SOME AS IT FALLS.

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

$$

IAZ012-112000-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
SIOUX-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER
1059 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

PERSISTENT AND MAINLY LIGHT SNOWFALL WILL BRING AN ADDITIONAL
SNOWFALL FROM 1 TO 2 INCHES...BEFORE TAPERING OFF BY LATE AFTERNOON.
THE SNOW WILL BE QUITE WET...AND MAY MELT SOME AS IT FALLS.

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

$$

CHAPMAN
000 
WWUS43 KFSD 111619 AAA
WSWFSD

URGENT - WINTER WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1119 AM CDT WED APR 11 2007

.SNOW WILL CONTINUE TO FALL ACROSS THE REGION TODAY...BUT SHOULD
BE LIGHTER THAN YESTERDAY. LOW PRESSURE BRINGING THE WINTRY
WEATHER WILL MOVE EASTWARD OVER MISSOURI TODAY...AND OVER
ILLINOIS THIS EVENING. ADDITIONAL SNOW AMOUNTS SHOULD RANGE FROM
1 TO 3 INCHES IN THE EASTERN PARTS OF SOUTHWEST MINNESOTA AND
NORTHWEST IOWA...TO AROUND AN INCH NEAR INTERSTATE 29...TO LESS
THAN AN INCH WEST OF THE JAMES RIVER. THE SNOW WILL END FROM WEST
TO EAST LATE THIS AFTERNOON AND EVENING.

IAZ020-031-NEZ013-014-SDZ069>071-111730-
/O.CAN.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
PLYMOUTH-WOODBURY-DIXON-DAKOTA-YANKTON-CLAY-UNION-
INCLUDING THE CITIES OF...LE MARS...SIOUX CITY...WAKEFIELD...
PONCA...ALLEN...SOUTH SIOUX CITY...YANKTON...VERMILLION...
NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON
1119 AM CDT WED APR 11 2007

...SNOW ADVISORY IS CANCELLED...

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

ADDITIONAL SNOWFALL IS EXPECTED TO BE MINIMAL THIS AFTERNOON WITH
LITTLE LASTING ACCUMULATION. THEREFORE...THE SNOW ADVISORY HAS
BEEN CANCELLED.

$$

IAZ002-003-013-014-MNZ071-072-080-081-089-090-097-120000-
/O.CON.KFSD.HS.W.0001.000000T0000Z-070412T0000Z/
OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-LYON-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-
INCLUDING THE CITIES OF...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
1119 AM CDT WED APR 11 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

ADDITIONAL SNOWFALL OF UP TO 2 TO 3 INCHES CAN BE EXPECTED
THROUGH THE AFTERNOON...BEFORE TAPERING OFF LATE. TOTAL
ACCUMULATIONS OF 6 TO 9 INCHES ARE LIKELY THROUGH THE DURATION OF
THE EVENT. THE HEAVY WET SNOW WILL SETTLE FAST. IN ADDITION...ONE
CAN EXPECT A SLICK...SLUSHY MESS ON PAVEMENT.

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

$$

IAZ021-022-032-SDZ038-039-052>054-058>061-065-066-112000-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
CHEROKEE-BUENA VISTA-IDA-BEADLE-KINGSBURY-JERAULD-SANBORN-MINER-
AURORA-DAVISON-HANSON-MCCOOK-HUTCHINSON-TURNER-
INCLUDING THE CITIES OF...CHEROKEE...STORM LAKE...IDA GROVE...
HOLSTEIN...BATTLE CREEK...HURON...DE SMET...ARLINGTON...
LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET...
HOWARD...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...
MARION...VIBORG...HURLEY...CHANCELLOR
1119 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

MOSTLY LIGHT SNOW WILL END LATER THIS AFTERNOON WITH AN INCH OR
TWO SNOWFALL EXPECTED. THE HEAVIER AMOUNTS SHOULD OCCUR IN HIGHER
ELEVATIONS AWAY FROM THE MISSOURI RIVER...ESPECIALLY ACROSS
NORTHWEST IOWA. THE SNOW WILL BE QUITE WET...AND MAY MELT SOME AS
IT FALLS.

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

$$

IAZ001-MNZ098-SDZ040-055-056-062-067-112000-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
LYON-ROCK-BROOKINGS-LAKE-MOODY-MINNEHAHA-LINCOLN-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...LUVERNE...BROOKINGS...MADISON...FLANDREAU...
SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG
1119 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

PERIODS OF GENERALLY LIGHT SNOW WILL BRING ADDITIONAL SNOWFALL OF
AROUND AN INCH...BEFORE TAPERING OFF MID AFTERNOON. THE SNOW WILL
BE QUITE WET...AND MAY MELT SOME AS IT FALLS.

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

$$

IAZ012-112000-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
SIOUX-
INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER
1119 AM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

PERSISTENT AND MAINLY LIGHT SNOWFALL WILL BRING AN ADDITIONAL
SNOWFALL FROM 1 TO 2 INCHES...BEFORE TAPERING OFF BY LATE
AFTERNOON. THE SNOW WILL BE QUITE WET...AND MAY MELT SOME AS IT
FALLS.

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

$$

CHAPMAN
000 
WWUS43 KFSD 111838
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
138 PM CDT WED APR 11 2007

.SNOW WILL CONTINUE TO FALL ACROSS THE REGION TODAY...BUT SHOULD
BE LIGHTER THAN YESTERDAY. LOW PRESSURE BRINGING THE WINTRY
WEATHER WILL MOVE EASTWARD OVER MISSOURI TODAY...AND OVER
ILLINOIS THIS EVENING. ADDITIONAL SNOW AMOUNTS SHOULD RANGE FROM
1 TO 2 INCHES IN THE EASTERN PARTS OF SOUTHWEST MINNESOTA AND
NORTHWEST IOWA...TO LITTLE LASTING ACCUMULATION ACROSS SOUTHEAST
SOUTH DAKOTA. THE SNOW WILL TAPER OFF FROM WEST TO EAST LATE THIS
AFTERNOON AND EVENING.

IAZ001-012-MNZ098-SDZ038>040-052>056-058>062-065>067-111945-
/O.CAN.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
LYON-SIOUX-ROCK-BEADLE-KINGSBURY-BROOKINGS-JERAULD-SANBORN-MINER-
LAKE-MOODY-AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-HUTCHINSON-
TURNER-LINCOLN-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...ORANGE CITY...SIOUX CENTER...LUVERNE...HURON...
DE SMET...ARLINGTON...LAKE PRESTON...BROOKINGS...
WESSINGTON SPRINGS...ALPENA...WOONSOCKET...HOWARD...MADISON...
FLANDREAU...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
SIOUX FALLS...PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...
CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...
LENNOX...TEA...HARRISBURG
138 PM CDT WED APR 11 2007

...SNOW ADVISORY IS CANCELLED...

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

WHILE LIGHT SNOWFALL IS EXPECTED AT TIMES THROUGH THE AFTERNOON...
LITTLE OR NO ADDITIONAL ACCUMULATION IS EXPECTED.

$$

IAZ002-003-013-014-MNZ071-072-080-081-089-090-097-120000-
/O.CON.KFSD.HS.W.0001.000000T0000Z-070412T0000Z/
OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-LYON-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-
INCLUDING THE CITIES OF...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
138 PM CDT WED APR 11 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

ADDITIONAL SNOWFALL OF AN INCH OR TWO CAN BE EXPECTED THROUGH THE
AFTERNOON...BEFORE TAPERING OFF LATE. TOTAL ACCUMULATIONS OF 6 TO
9 INCHES ARE LIKELY THROUGH THE DURATION OF THE EVENT. THE HEAVY
WET SNOW WILL SETTLE FAST. IN ADDITION...ONE CAN EXPECT A
SLICK...SLUSHY MESS ON PAVEMENT.

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

$$

IAZ021-022-032-112000-
/O.CON.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
CHEROKEE-BUENA VISTA-IDA-
INCLUDING THE CITIES OF...CHEROKEE...STORM LAKE...IDA GROVE...
HOLSTEIN...BATTLE CREEK
138 PM CDT WED APR 11 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

MOSTLY LIGHT SNOW WILL END LATER THIS AFTERNOON WITH AN INCH OR
SO SNOWFALL EXPECTED. THE SNOW WILL BE QUITE WET...AND WILL MELT
SOME AS IT FALLS.

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

$$

CHAPMAN
000 
WWUS43 KFSD 111959
WSWFSD

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
259 PM CDT WED APR 11 2007

.THE STRONG WEATHER SYSTEM THAT PRODUCED ACCUMULATING EARLY SPRING
SNOWFALL ACROSS THE AREA WILL CONTINUE TO PULL AWAY THIS EVENING.
MAINLY LIGHT SNOWFALL WILL GRADUALLY TAPER OFF...WITH ANY ADDITIONAL
ACCUMULATION LESS THAN AN INCH.

IAZ002-003-013-014-MNZ071-072-080-081-089-090-097-112100-
/O.CAN.KFSD.HS.W.0001.000000T0000Z-070412T0000Z/
OSCEOLA-DICKINSON-OBRIEN-CLAY-LINCOLN-LYON-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-
INCLUDING THE CITIES OF...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
259 PM CDT WED APR 11 2007

...HEAVY SNOW WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE
HEAVY SNOW WARNING. 

$$

IAZ021-022-032-112100-
/O.CAN.KFSD.SN.Y.0005.000000T0000Z-070411T2000Z/
CHEROKEE-BUENA VISTA-IDA-
INCLUDING THE CITIES OF...CHEROKEE...STORM LAKE...IDA GROVE...
HOLSTEIN...BATTLE CREEK
259 PM CDT WED APR 11 2007

...SNOW ADVISORY IS CANCELLED...

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

$$

CHAPMAN

What forecasters said that day

The local office's own words before this snow 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 snow advisory went out at Apr 9, 10:50 AM CDT, 37 minutes earlier.

Area forecast discussion, Apr 9, 10:50 AM CDT, 37 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1050 AM CDT MON APR 9 2007

.DISCUSSION...

SHORTEST RANGE OF FCST IS FAIRLY BENIGN...WITH MORE SIGNIFICANT
ISSUES WITH EARLY SPRING WINTRY PRECIP LATER TONIGHT AND TUE.

NRN PLAINS IN CONFLUENT FLOW BETWEEN WK PACIFIC STREAM...AND STRONG
NRN STREAM WITH VORTEX DROPPING SWRD ALG SRN ONTARIO/MANITOBA
BORDER...SETTING UP STRONG MID LVL THERMAL RIBBON FROM NW TO SE ACRS
PLAINS.  SFC RIDGE OF HIGH PRESSURE SLIPPING EWRD TOWARD MISSISSIPPI
VALLEY TDA...WITH WNDS FINALLY RETURNING TO E AND SE DIRECTION AFTER
DAYS OF CHILLY NLY FLOW.  MOISTURE INITIALLY POOLING WITH RADIATIVE
INVERSION...BUT NOW STARTING TO SHOW TRUE COLORS MIXING DOWNWARD.
TMPS SHUD GET CLOSE TO 925HPA MIX OUT READINGS TDA...WHICH IS A
COUPLE DEGREES EITHER SIDE OF PREVIOUS NUMBERS...SO JUST SOME
MARGINAL TWEEKS TO FCST TMPS...MORE ISSUES WITH DIURNAL TRENDS THAN
ANYTHING ELSE. MID CLDS WL CONTINUE TO BE A NUISANCE FACTOR ON
TMPS FOR MAINLY SWRN 1/3 OF CWA...BUT SHUD NOT RESULT IN ANY
SIGNIFICANT DEVIATIONS FROM MIXING.

THE DRY AIR SOURCE TO THE E WL BE A HUGE FACTOR IN EVENTUAL PCPN TYPE
THRU CONTINUED SOURCE FOR EVAP COOLING. STRONG FRONTAL FORCING EXPECTED
TO DEVELOP LATTER HALF OF LATTER HALF OF NIGHT...ESPLY IN THE 10Z-16Z
WINDOW WHEN UPR ENERGY AND STRONG MOISTURE TRANSPORT INVOLVED IN THE
MIX.  WL HAVE TO WATCH FOR SOME ISOLD TS ON SRN SIDE OF BAROCLINIC
BAND AS SOME MINUTE ELEVATED CAPES FROM ARND 600-650 HPA. EVEN
THEN...EPV GET PRETTY CLOSE TO ZERO ABOVE BNDRY...BUT EXHIBITS
ENOUGH OF AN INTERVENING STABLE LAYER TO ASSUME PCPN SHUD BE MORE
DRIVEN BY ISENTROPIC FEATURES THAN COLLAPSING INTO NARROW BANDING.

MAIN CHANGES WERE TO REFINE PCPN TIMING TO SLOW UP EWRD PROGRESSION
TONIGHT...THEN TO FAVOR MORE IN THE SNOW SIDE...ALL SNOW NE...TO A
RAIN/SNOW MIX SW THIRD.  AS MAIN LIFT PUSHED NEWRD BY MIDDAY...WL
LKLY SEE LOSS OF ICE NUCLEATION TMPS FARTHER TO NE...TRANISITIONED
OVER TO SMALL RAIN THREAT BEHIND MAIN SNOW AREA IN SW MN.

WENT AHEAD AND ISSUED SNOW ADVY FROM LATER TONIGHT INTO TUE FOR
AREAS N OF A LINE FROM KHON TO KKJQ...WHERE 3-6 INCHES APPEARS MOST
PROBABLE.

&&

.PREV DISCUSSION...
MAIN FORECAST FOCUS IS ON TONIGHT...AS DEVELOPING SFC LOW OVER WY
MOVES E WITH WRLY FLOW S/WV. A NUMBER OF DILEMMAS WITH THE
SYSTEM...FROM TIMING AND STRENGTH OF SFC LOW...TO PLACEMENT AND
AMOUNTS OF QPF. MODELS HAVE BEEN TRACKING NWRD THE PAST FEW
DAYS...PULLING WARMER AIR FARTHER NORTH. BASED ON LATEST
GFS..PRECIPITATION TYPE ALONG THE MO RIVER VALLEY WOULD REMAIN AS
RAIN TONIGHT AND TOMORROW....WHILE ALONG THE I 90 AND N PRECIP WOULD
LIKELY BE SNOW CHANGING TO RAIN ON TUES...ALTHOUGH MOST OF THE
PRECIP WILL HAVE ENDED BY THIS POINT AT BEST WAA WILL HAVE MOVED
INTO MINNESOTA. IGNORED THE NAMS SLOWER EASTWARD PROGRESSION...WHICH
HOLDS OFF ON HIGHEST QPFS UNTIL AT 12Z TUE...AS THIS WAS THE FIRST
NOTICEABLY SLOWER RUN AND IS THE ODD MODEL OUT. EXPECTING TO SEE
PRECIPITATION BREAK OUT OVER THE FAR SW CWA AROUND 06Z TUE ALONG THE
NOSE OF THE LLJ...COULD EVEN BE A FEW RUMBLES OF THUNDER WITH
STRONGER FORCING ALONG NOSE OF THE JET AND STEEPER ELEVATED LAPSE
RATES. THE POSSIBILITY OF SLANTWISE OR EVEN UPRIGHT CONVECTION IS
WORRISOME...ESPECIALLY WITH TEMPERATURES ON THE MARGINS OF
RAIN/SNOW. COULD ACTUALLY SEE SOME OF THE HEAVIEST SNOWS ALONG I 90
AND THROUGH THE MO RIVER VALLEY. IF THIS SCENARIO PLAYS OUT...THERE
MAY NOT BE MUCH MOISTURE AVAILABLE IN THE NORTH...IN WHICH CURRENT
SNOW AMTS THERE WOULD BE LARGELY OVERDONE. WITH SO MUCH UNCERTAINTY
IN THE FORECAST...WILL LEAVE ANY POSSIBLE HEADLINES FOR THE DAY
SHIFT.

LOW PULLS NE TUE NIGHT...TAKING THE BEST CHANCES OF PRECIP WITH
IT...SO LEFT TUE NIGHT AND WED MOSTLY DRY. OF NOTE...THE CANADIAN
MODEL WRAPS THE LOW MUCH TIGHTER THAN THE AMERICAN MODELS...
PRODUCING SOME WRAP AROUND PRECIP INTO WED. GFS PRODUCING PRECIP ON
THU BASED OFF OF ENERGY MOVING WAY AHEAD OFF MAIN UPPER LOW OVER THE
SW. ECMWF AND CANADIAN ARE MUCH MORE CONCENTRATED WITH ENERGY AND
THUS KEEP THE CWA DRY THROUGH THU NIGHT. AS UPPER LOW PULLS INTO THE
CENTRAL PLAINS ON FRI...SHOULD SEE PRECIPITATION STREAM N INTO THE
AREA. ONCE AGAIN WILL BE DEALING WITH THE CHANCE FOR RAIN OR
SNOW.

&&

.FSD WATCHES/WARNINGS/ADVISORIES...
IA...NONE.
MN...SNOW ADVISORY FROM 4 AM TUESDAY TO 4 PM CDT WEDNESDAY FOR MNZ071-
     072-080-081-089-090-097.
NE...NONE.
SD...SNOW ADVISORY FROM 4 AM TUESDAY TO 4 PM CDT WEDNESDAY FOR SDZ040-
     056.
     SNOW ADVISORY FROM 1 AM TUESDAY TO 1 PM CDT WEDNESDAY FOR SDZ038-
     039-054-055.

&&

CHAPMAN/LIEBL
Hazardous weather outlook, Apr 9, 4:54 AM CDT, 6 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
454 AM CDT MON APR 09 2007

SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098-
IAZ001>003-012>014-020>022-031-032-NEZ013-014-101200-
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-
454 AM CDT MON APR 09 2007

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

.DAY ONE...TODAY AND TONIGHT

WINTER WEATHER...
AN AREA OF LOW PRESSURE WILL MOVE EAST OUT OF WYOMING THIS
EVENING AND ACROSS SOUTHERN SOUTH DAKOTA TONIGHT. RAIN AND SNOW
WILL DEVELOP AHEAD OF THE LOW...SPREADING ACROSS EASTERN SOUTH
DAKOTA AND INTO SOUTHWEST MINNESOTA AND NORTHWEST IOWA OVERNIGHT.
THERE IS STILL SOME UNCERTAINTY IN PRECIPITATION TYPE AND
SNOWFALL AMOUNTS TONIGHT AND TUESDAY WITH THIS
SYSTEM...HOWEVER...GENERALLY 2 TO 5 INCHES OF SNOW IS EXPECTED
ALONG AND NORTH OF INTERSTATE 90.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

&&

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

LIEBL

Nearby

Snow Advisories in South Dakota, 2007Snow Advisories in Minnesota, 2007Snow Advisories in Iowa, 2007Every snow advisory in 2007

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.