Alert archive / South Dakota / Wind Advisories in 2010

Wind Advisory 10, NWS Sioux Falls, SD

May 23, 20104 states

NWS Sioux Falls, SD issued this wind advisory at May 23, 2010, 3:23 PM CDT for 4 states. It took effect at May 24, 2010, 10:00 AM CDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
May 23, 2010, 3:23 PM CDT (20:23 UTC)
In effect from
May 24, 2010, 10:00 AM CDT
Expired
May 24, 2010, 9:00 PM CDT
In force
11 hr
Issued by
NWS Sioux Falls, SD
All 45 counties

Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Cottonwood County, MN, Jackson County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Aurora County, SD, Beadle County, SD, Bon Homme County, SD, Brookings County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Sanborn County, SD, Turner County, SD, Union County, SD, Yankton County, SD

The radar

The Sioux Falls radar (KFSD), 16 km from the middle of the area, began a volume at 20:25 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, 8.4 hours before the alert went out and 202 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Aberdeen, SD at 12:00Z on 2010-05-23Temperature 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 2010-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -327 square meters per square second.1939587897Sfc1 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
1788 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
-327 m²/s²
0-3 km storm-relative helicity
41 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.

121 
WWUS73 KFSD 232023
NPWFSD

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
323 PM CDT SUN MAY 23 2010

...WIND ADVISORY ISSUED FOR ALL OF SOUTHEAST SOUTH DAKOTA MONDAY...

.A STRONG LOW PRESSURE SYSTEM WILL MOVE NORTHWARD FROM WESTERN
NEBRASKA TO WESTERN SOUTH DAKOTA MONDAY. THIS WILL CAUSE STRONG
SOUTH TO SOUTHEAST WINDS TO DEVELOP OVER SOUTHEAST SOUTH DAKOTA
AND FAR NORTHEAST NEBRASKA THROUGH MONDAY. WINDS WILL ALSO BECOME
QUITE STRONG FROM SOUTHWEST MINNESOTA TO NORTHWEST IOWA.

NEZ013-014-SDZ038>040-050-052>071-240430-
/O.NEW.KFSD.WI.Y.0010.100524T1500Z-100525T0200Z/
DIXON-DAKOTA-BEADLE-KINGSBURY-BROOKINGS-GREGORY-JERAULD-SANBORN-
MINER-LAKE-MOODY-BRULE-AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-
CHARLES MIX-DOUGLAS-HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-
CLAY-UNION-
INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...
SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON...LAKE PRESTON...
BROOKINGS...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...
WOONSOCKET...HOWARD...MADISON...FLANDREAU...CHAMBERLAIN...
KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
SIOUX FALLS...WAGNER...PLATTE...LAKE ANDES...MARTY...ARMOUR...
CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...
CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...
LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND...SPRINGFIELD...
AVON...TABOR...YANKTON...VERMILLION...NORTH SIOUX CITY...
BERESFORD...ELK POINT...ALCESTER...JEFFERSON
323 PM CDT SUN MAY 23 2010

...WIND ADVISORY IN EFFECT FROM 10 AM TO 9 PM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM TO 9 PM CDT MONDAY. 

SOUTH TO SOUTHEAST WINDS OF 25 TO 45 MPH ARE EXPECTED OVER ALL
OF SOUTHEAST SOUTH DAKOTA AND FAR NORTHEAST NEBRASKA FROM LATE
MONDAY MORNING THROUGH EARLY MONDAY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH.  WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$
RSR
5 follow-up statements
556 
WWUS73 KFSD 240125
NPWFSD

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
825 PM CDT SUN MAY 23 2010

...WIND ADVISORY ISSUED FOR ALL OF SOUTHEAST SOUTH DAKOTA
MONDAY...

.A STRONG LOW PRESSURE SYSTEM WILL MOVE NORTHWARD FROM WESTERN
NEBRASKA TO WESTERN SOUTH DAKOTA MONDAY. THIS WILL CAUSE STRONG
SOUTH TO SOUTHEAST WINDS TO DEVELOP OVER SOUTHEAST SOUTH DAKOTA
AND FAR NORTHEAST NEBRASKA THROUGH MONDAY. WINDS WILL ALSO BECOME
QUITE STRONG FROM SOUTHWEST MINNESOTA TO NORTHWEST IOWA.

NEZ013-014-SDZ038>040-050-052>071-240930-
/O.CON.KFSD.WI.Y.0010.100524T1500Z-100525T0200Z/
DIXON-DAKOTA-BEADLE-KINGSBURY-BROOKINGS-GREGORY-JERAULD-SANBORN-
MINER-LAKE-MOODY-BRULE-AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-
CHARLES MIX-DOUGLAS-HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-
CLAY-UNION-
INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...
SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON...LAKE PRESTON...
BROOKINGS...GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...
WOONSOCKET...HOWARD...MADISON...FLANDREAU...CHAMBERLAIN...
KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL...
ALEXANDRIA...EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...
SIOUX FALLS...WAGNER...PLATTE...LAKE ANDES...MARTY...ARMOUR...
CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...
CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...
LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND...SPRINGFIELD...
AVON...TABOR...YANKTON...VERMILLION...NORTH SIOUX CITY...
BERESFORD...ELK POINT...ALCESTER...JEFFERSON
825 PM CDT SUN MAY 23 2010

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TO 9 PM CDT
MONDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TO 9 PM CDT MONDAY. 

SOUTH TO SOUTHEAST WINDS OF 25 TO 45 MPH ARE EXPECTED OVER ALL OF
SOUTHEAST SOUTH DAKOTA AND FAR NORTHEAST NEBRASKA FROM LATE
MONDAY MORNING THROUGH EARLY MONDAY EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH.  WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$
942 
WWUS73 KFSD 240844
NPWFSD

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
344 AM CDT MON MAY 24 2010

...VERY WINDY TODAY ACROSS THIS ENTIRE AREA...

.A WARM FRONT WILL LIFT NORTHWARD ACROSS THIS AREA THIS MORNING.
SIMILAR TO LAST SATURDAY...IT IS ANTICIPATED THAT THE SOUTH TO
SOUTHEAST WINDS WILL BECOME VERY WINDY TO THE SOUTH OF THIS FRONT.
WIND SPEEDS ARE VERY STRONG JUST OFF THE SURFACE...AND SOME OF
THOSE SPEEDS WILL BE LOWERING TO THE SURFACE DURING THE LATE
MORNING AND AFTERNOON. THE STRONGEST OF THE WINDS ARE ANTICIPATED
TO BE IN SOUTH CENTRAL SOUTH DAKOTA...WHERE SUSTAINED WINDS OF 35
TO 45 MPH...AND EVEN SOME GUSTS TO AROUND 50 MPH ARE LIKELY. 

SDZ050-057-063-241645-
/O.UPG.KFSD.WI.Y.0010.100524T1500Z-100525T0200Z/
/O.NEW.KFSD.HW.W.0001.100524T1500Z-100525T0200Z/
GREGORY-BRULE-CHARLES MIX-
INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN...
KIMBALL...WAGNER...PLATTE...LAKE ANDES...MARTY
344 AM CDT MON MAY 24 2010

...HIGH WIND WARNING IN EFFECT FROM 10 AM THIS MORNING TO 9 PM
CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 9 PM
CDT THIS EVENING. THE WIND ADVISORY IS NO LONGER IN EFFECT. 

* TIMING...VERY WINDY CONDITIONS WILL BEGIN IN THE LATE MORNING...
  AND WILL STEADILY INCREASE THROUGH MIDDAY. THE STRONG WINDS WILL
  LAST INTO THE EARLY TO MID EVENING...THEN WILL BEGIN RAPIDLY
  SUBSIDING. 

* WEATHER CONDITIONS...WINDS WILL BE SOUTH TO SOUTHEAST IN
  DIRECTION AND SUSTAINED AT 35 TO 45 MPH BY EARLY TO MID
  AFTERNOON. GUSTS UP TO 50 MPH BY MID AND LATE AFTERNOON SHOULD
  BE COMMON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

IAZ001>003-012-013-020-021-031-MNZ071-072-080-081-089-090-097-098-
241645-
/O.EXB.KFSD.WI.Y.0010.100524T1800Z-100525T0200Z/
LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-PLYMOUTH-CHEROKEE-WOODBURY-
LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN...
LE MARS...CHEROKEE...SIOUX CITY...TYLER...HENDRICKS...
LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...
MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...
LUVERNE
344 AM CDT MON MAY 24 2010

...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM CDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM
CDT THIS EVENING. 

* TIMING...VERY WINDY CONDITIONS WILL BEGIN IN THE EARLY
  AFTERNOON...AND WILL STEADILY INCREASE THROUGH THE MID AND LATE
  AFTERNOON. THE STRONG WINDS WILL LAST INTO THE EARLY TO MID
  EVENING...THEN WILL BEGIN SUBSIDING.

* WEATHER CONDITIONS...WINDS WILL BE SOUTH TO SOUTHEAST IN
  DIRECTION AND SUSTAINED AT 30 TO 35 MPH BY EARLY TO MID
  AFTERNOON. GUSTS UP TO 45 MPH BY MID AND LATE AFTERNOON SHOULD
  BE COMMON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH.  WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

NEZ013-014-SDZ038>040-052>056-058>062-064>071-241645-
/O.CON.KFSD.WI.Y.0010.100524T1500Z-100525T0200Z/
DIXON-DAKOTA-BEADLE-KINGSBURY-BROOKINGS-JERAULD-SANBORN-MINER-
LAKE-MOODY-AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-DOUGLAS-
HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-CLAY-UNION-
INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...
SOUTH SIOUX CITY...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...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
344 AM CDT MON MAY 24 2010

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
9 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 9 PM
CDT THIS EVENING. 

* TIMING...VERY WINDY CONDITIONS WILL BEGIN IN THE LATE MORNING...
  AND WILL STEADILY INCREASE THROUGH MIDDAY. THE STRONG WINDS WILL
  LAST INTO THE EARLY TO MID EVENING...THEN WILL BEGIN RAPIDLY
  SUBSIDING. 

* WEATHER CONDITIONS...WINDS WILL BE SOUTH TO SOUTHEAST IN
  DIRECTION AND SUSTAINED AT 30 TO 35 MPH BY EARLY TO MID
  AFTERNOON. GUSTS UP TO 45 MPH BY MID AND LATE AFTERNOON SHOULD
  BE COMMON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH.  WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

 MJF
067 
WWUS73 KFSD 241610
NPWFSD

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1110 AM CDT MON MAY 24 2010

...VERY WINDY TODAY ACROSS THIS ENTIRE AREA...

.A WARM FRONT WILL LIFT NORTHWARD ACROSS THIS AREA THIS MORNING.
SIMILAR TO LAST SATURDAY...IT IS ANTICIPATED THAT THE SOUTH TO
SOUTHEAST WINDS WILL BECOME VERY WINDY TO THE SOUTH OF THIS
FRONT. WIND SPEEDS ARE VERY STRONG JUST OFF THE SURFACE...AND
SOME OF THOSE SPEEDS WILL BE LOWERING TO THE SURFACE DURING THE
LATE MORNING AND AFTERNOON. THE STRONGEST OF THE WINDS ARE
ANTICIPATED TO BE IN SOUTH CENTRAL SOUTH DAKOTA...WHERE SUSTAINED
WINDS OF 35 TO 45 MPH...AND EVEN SOME GUSTS TO AROUND 50 MPH ARE
LIKELY.

SDZ050-057-063-250015-
/O.CON.KFSD.HW.W.0001.000000T0000Z-100525T0200Z/
GREGORY-BRULE-CHARLES MIX-
INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN...
KIMBALL...WAGNER...PLATTE...LAKE ANDES...MARTY
1110 AM CDT MON MAY 24 2010

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS
EVENING. 

* TIMING...VERY WINDY CONDITIONS WILL BEGIN IN THE LATE 
  MORNING... AND WILL STEADILY INCREASE THROUGH MIDDAY. THE 
  STRONG WINDS WILL LAST INTO THE EARLY TO MID EVENING...THEN 
  WILL BEGIN RAPIDLY SUBSIDING. 

* WEATHER CONDITIONS...WINDS WILL BE SOUTH TO SOUTHEAST IN 
  DIRECTION AND SUSTAINED AT 35 TO 45 MPH BY EARLY TO MID 
  AFTERNOON. GUSTS UP TO 50 MPH BY MID AND LATE AFTERNOON SHOULD 
  BE COMMON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

IAZ014-022-032-250015-
/O.EXA.KFSD.WI.Y.0010.100524T1800Z-100525T0200Z/
CLAY-BUENA VISTA-IDA-
INCLUDING THE CITIES OF...SPENCER...STORM LAKE...IDA GROVE...
HOLSTEIN...BATTLE CREEK
1110 AM CDT MON MAY 24 2010

...WIND ADVISORY IN EFFECT UNTIL 9 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

* TIMING...VERY WINDY CONDITIONS WILL BEGIN IN THE EARLY 
  AFTERNOON...AND WILL STEADILY INCREASE THROUGH THE MID AND 
  LATE AFTERNOON. THE STRONG WINDS WILL LAST INTO THE EARLY TO 
  MID EVENING...THEN WILL BEGIN SUBSIDING. 

* WEATHER CONDITIONS...WINDS WILL BE SOUTH TO SOUTHEAST IN 
  DIRECTION AND SUSTAINED AT 30 TO 35 MPH BY EARLY TO MID 
  AFTERNOON. GUSTS UP TO 45 MPH BY MID AND LATE AFTERNOON SHOULD 
  BE COMMON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH.  WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

NEZ013-014-SDZ038>040-052>056-058>062-064>071-250015-
/O.CON.KFSD.WI.Y.0010.000000T0000Z-100525T0200Z/
DIXON-DAKOTA-BEADLE-KINGSBURY-BROOKINGS-JERAULD-SANBORN-MINER-
LAKE-MOODY-AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-DOUGLAS-
HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-CLAY-UNION-
INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...
SOUTH SIOUX CITY...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...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
1110 AM CDT MON MAY 24 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

* TIMING...VERY WINDY CONDITIONS WILL BEGIN IN THE LATE 
  MORNING... AND WILL STEADILY INCREASE THROUGH MIDDAY. THE 
  STRONG WINDS WILL LAST INTO THE EARLY TO MID EVENING...THEN 
  WILL BEGIN RAPIDLY SUBSIDING. 

* WEATHER CONDITIONS...WINDS WILL BE SOUTH TO SOUTHEAST IN 
  DIRECTION AND SUSTAINED AT 30 TO 35 MPH BY EARLY TO MID 
  AFTERNOON. GUSTS UP TO 45 MPH BY MID AND LATE AFTERNOON SHOULD 
  BE COMMON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH.  WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

IAZ001>003-012-013-020-021-031-MNZ071-072-080-081-089-090-097-098-
250015-
/O.CON.KFSD.WI.Y.0010.100524T1800Z-100525T0200Z/
LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-PLYMOUTH-CHEROKEE-WOODBURY-
LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN...
LE MARS...CHEROKEE...SIOUX CITY...TYLER...HENDRICKS...
LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...
MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...
LUVERNE
1110 AM CDT MON MAY 24 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

* TIMING...VERY WINDY CONDITIONS WILL BEGIN IN THE EARLY 
  AFTERNOON...AND WILL STEADILY INCREASE THROUGH THE MID AND 
  LATE AFTERNOON. THE STRONG WINDS WILL LAST INTO THE EARLY TO 
  MID EVENING...THEN WILL BEGIN SUBSIDING. 

* WEATHER CONDITIONS...WINDS WILL BE SOUTH TO SOUTHEAST IN 
  DIRECTION AND SUSTAINED AT 30 TO 35 MPH BY EARLY TO MID 
  AFTERNOON. GUSTS UP TO 45 MPH BY MID AND LATE AFTERNOON SHOULD 
  BE COMMON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH.  WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$
181 
WWUS73 KFSD 242006
NPWFSD

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
306 PM CDT MON MAY 24 2010

...VERY WINDY TODAY ACROSS THIS ENTIRE AREA...

.SOUTH WINDS OF 25 TO 45 MPH WILL CONTINUE THIS EVENING ACROSS
THE REGION AS STRONG LOW PRESSURE CONTINUES TO MOVE INTO WESTERN
SOUTH DAKOTA. A FEW GUSTS TO AROUND 50 MPH ARE LIKELY.

SDZ050-057-063-250200-
/O.CAN.KFSD.HW.W.0001.000000T0000Z-100525T0200Z/
/O.EXA.KFSD.WI.Y.0010.000000T0000Z-100525T0200Z/
GREGORY-BRULE-CHARLES MIX-
INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN...
KIMBALL...WAGNER...PLATTE...LAKE ANDES...MARTY
306 PM CDT MON MAY 24 2010

...WIND ADVISORY IN EFFECT UNTIL 9 PM CDT THIS EVENING...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CDT THIS EVENING. THE
HIGH WIND WARNING HAS BEEN CANCELLED. 

* TIMING...WINDY CONDITIONS WILL CONTINUE THROUGH SUNSET. WINDS
  ARE EXPECTED TO DIMINISH RAPIDLY AFTER SUNSET.

* WEATHER CONDITIONS...SOUTHEAST WINDS OF 30 TO 35 MPH WITH GUSTS
  UP TO 45 MPH ARE EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH.  WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&


$$

NEZ013-014-SDZ038>040-052>056-058>062-064>071-250200-
/O.CON.KFSD.WI.Y.0010.000000T0000Z-100525T0200Z/
DIXON-DAKOTA-BEADLE-KINGSBURY-BROOKINGS-JERAULD-SANBORN-MINER-
LAKE-MOODY-AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-DOUGLAS-
HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-CLAY-UNION-
INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...
SOUTH SIOUX CITY...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...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
306 PM CDT MON MAY 24 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

* TIMING...STRONG WINDS WILL LAST INTO THE EARLY TO MID
  EVENING...THEN WILL BEGIN RAPIDLY SUBSIDING.

* WEATHER CONDITIONS...WINDS WILL CONTINUE TO BE 25 TO 35 MPH WITH
  GUSTS UP TO 45 MPH THROUGH THE EVENING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH.  WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-250200-
/O.CON.KFSD.WI.Y.0010.000000T0000Z-100525T0200Z/
LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-
BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-
PIPESTONE-ROCK-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN...
SPENCER...LE MARS...CHEROKEE...STORM LAKE...SIOUX CITY...
IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER...HENDRICKS...
LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...
MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...
LUVERNE
306 PM CDT MON MAY 24 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

* TIMING...THE STRONG WINDS WILL LAST INTO THE EARLY TO MID
  EVENING...THEN WILL BEGIN SUBSIDING.

* WEATHER CONDITIONS...WINDS WILL BE SOUTHEAST AT 30 TO 35 MPH BY
  WITH GUSTS UP TO 45 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH.  WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

SCHUMACHER
325 
WWUS73 KFSD 250203
NPWFSD

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
903 PM CDT MON MAY 24 2010

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-250315-
/O.EXP.KFSD.WI.Y.0010.000000T0000Z-100525T0200Z/
LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-
BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-
PIPESTONE-ROCK-DIXON-DAKOTA-BEADLE-KINGSBURY-BROOKINGS-GREGORY-
JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-AURORA-DAVISON-HANSON-
MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-HUTCHINSON-TURNER-BON HOMME-
YANKTON-UNION-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN...
SPENCER...LE MARS...CHEROKEE...STORM LAKE...SIOUX CITY...
IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER...HENDRICKS...
LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM...
MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...
LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY...HURON...
DE SMET...ARLINGTON...LAKE PRESTON...BROOKINGS...GREGORY...
BURKE...WESSINGTON SPRINGS...ALPENA...WOONSOCKET...HOWARD...
MADISON...FLANDREAU...CHAMBERLAIN...KIMBALL...PLANKINTON...
WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...SALEM...
CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS...WAGNER...
PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT...
PARKSTON...FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...
MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA...
HARRISBURG...TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR...
YANKTON...VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT...
ALCESTER...JEFFERSON
903 PM CDT MON MAY 24 2010

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. VERY STRONG WINDS HAVE
SUBSIDED SLIGHTLY ACROSS THE AREA. HOWEVER...WIND GUSTS OF 30 TO 35
MPH WILL CONTINUE THROUGH MIDNIGHT.

$$
 JH

What forecasters said that day

The local office's own words before this wind 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 advisory went out at May 23, 10:14 AM CDT, 5 hours 9 minutes earlier.

Area forecast discussion, May 23, 10:14 AM CDT, 5 hours 9 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1014 AM CDT SUN MAY 23 2010

.DISCUSSION...
THE FRONT THAT WAS PUSHED EAST VIA A DECENT WAVE OVER THE WESTERN
HIGH PLAINS AND THE CONVECTION LATE LAST NIGHT HAS PRETTY MUCH
STALLED FROM ABOUT JACKSON MN TO VERMILLION SD AT 15Z. SUX AND SPW
ALREADY AT 80 WITH MUGGY DEW POINTS AROUND 70. TEMPERATURES AND DEW
POINTS DROP OFF QUITE A BIT TO THE NORTH OF THE FRONT WITH
TEMPERATURES IN THE 60S AND DEW POINTS MAINLY IN THE 50S. CONCERN
FOR TODAY WILL BE THE CONVECTIVE THREAT AS WELL AS TEMPERATURES WITH
BOUNDARY AIR MASS DIFFERENCES. MORNING ACARS SOUNDING FROM SUX SHOWS
A PROFILE THAT SUPPORTS 90 DEGREES AHEAD OF THE FRONT WITH SOMETHING
CLOSER TO 95 TO PRODUCE SFC BASED CONVECTION. WITH DRY AIR ALOFT AND
AND DECENT WARMING AROUND 700MB ELEVATED ACTIVITY DOES NOT LOOK VERY
LIKELY AT LEAST DURING THE AFTERNOON AND EARLY EVENING. HOWEVER THE
OAX SOUNDING SHOWS QUITE A BIT OF MOISTURE FROM THE SFC TO
750MB...SO AS THE WINDS TURN MORE SOUTH AND SOUTHEAST THIS
EVENING...ELEVATED THUNDERSTORMS COULD DEVELOP AFTER ABOUT 3Z WITH
SOME HAIL TO HALF DOLLARS AND WIND GUSTS TO 60 MPH POSSIBLE. SHEAR
PROFILE NOT BAD BUT NOT REAL IMPRESSIVE AND CAPE VALUES AROUND 1500
J/KG. /08

&&

.AVIATION...
AREA OF OF HIGHER END MVFR CEILINGS ACROSS NORTHWEST IA TO AROUND
THE INTERSTATE 29 CORRIDOR WILL CONTINUE THROUGH LATE MORNING BUT
SHOULD SLOWLY LIFT TO A LOW END VFR CEILING IN MOST LOCATIONS. A
STALLING COLD FRONT WILL REMAIN NEAR THE IA/MN BORDER SOUTH TO
AROUND VERMILLION AND SUX THROUGH THE DAY...WITH THE WINDS BECOMING
EAST THEN SOUTHEAST THROUGH THE NIGHT. TOUGHEST CALL WILL BE AT SUX
WHERE THE BOUNDARY IS LIKELY ABOUT 10 MILES WEST OF THE AIRPORT AT
15Z AND SLOWING. MAY NEED TO RETHINK NORTH WIND AND REMAIN MAINLY
SOUTH OR SOUTHWEST THROUGH THE DAY. SOME ELEVATED THUNDERSTORM
ACTIVITY WILL BE POSSIBLE...MAINLY AFTER ABOUT 3Z WITH THE BETTER
CHANCES NORTH AND WEST OF A YANKTON TO WINDOM LINE.

&&

.PREV DISCUSSION...
FRONTAL BOUNDARY PRESENTLY LOCATED OVER THE JAMES RIVER VALLEY EARLY
THIS MORNING...AND THE LINE OF CONVECTION THAT OCCURRED OUT AHEAD OF
THE FEATURE OVERNIGHT HAS DISSIPATED AS IT MOVED EAST AND DYNAMICS
WEAKENED. MAY HAVE A FEW CLOUDS AROUND THIS MORNING...AND THERE IS
SOME CONCERN THAT STRATUS MAY HOLD OVER OUR SOUTHEAST A LITTLE
LONGER THAN FORECASTED...WITH THE NAM MOST AGGRESSIVE WITH THIS.
THIS COULD RESULT IN A SLOWER RISE IN TEMPERATURES OVER THAT AREA
EARLY IN THE DAY...SIMILAR TO YESTERDAY...BUT ONCE CLEARING BEGINS
TO TAKE PLACE SHOULD BE ABLE TO RISE INTO THE MID AND UPPER 80S IN
OUR SOUTHEAST BY AFTERNOON. ON THE WEST SIDE OF THE BOUNDARY IT WILL
BE A LITTLE COOLER WITH HIGHS IN THE UPPER 70S TO LOWER 80S. THINK
IT WILL REMAIN DRY INTO THIS EVENING WITH A WEAKENING LOW LEVEL JET
AND AN ABSENCE OF ANY REAL FORCING OVER OUR AREA. WHILE IT WILL BE
BREEZY OVER PORTIONS OF THE AREA EARLY IN THE DAY...WINDS WILL TAPER
DOWN THROUGH THE AFTERNOON AS THE GRADIENT WEAKENS AND WINDS ALOFT
BECOME WEAKER.

BY TONIGHT THE CHANCES OF CONVECTION INCREASE ONCE AGAIN AS THE LOW
LEVEL JET STRENGTHENS RESULTING IN INCREASING 850 TO 700 MB THETA E
ADVECTION INTO OUR AREA. BEST CHANCES OF CONVECTION WILL BE IN OUR
WEST AS THE FRONTAL BOUNDARY LIFTS BACK TO THE NORTHWEST AS A WARM
FRONT...AND ANOTHER SHORTWAVE TRACKS THROUGH THE WESTERN PORTIONS OF
NEBRASKA AND SOUTH DAKOTA OVERNIGHT. CONVECTIVE PARAMETERS SUGGEST
THAT SOME OF THESE STORMS COULD BE SEVERE. WITH THE FRONTAL BOUNDARY
LIFTING BACK TO THE NORTH...IT WILL BE WARM OVERNIGHT...WITH LOWS
ONLY DROPPING BACK INTO THE MID 60S TO NEAR 70 ACROSS THE CWA.

AS THE WARM FRONT LIFTS TO THE NORTH OF OUR CWA...THINK THAT WE WILL
DRY OUT THROUGH THE EARLY PART OF THE DAY ON MONDAY. LOOKS TO BE
ANOTHER VERY WARM DAY ACROSS THE AREA...WITH HIGHS IN THE MID 80S TO
NEAR 90...AND IT WILL BE WINDY WITH A TIGHTENING GRADIENT AS LOW
PRESSURE PASSES TO OUR WEST AND WITH WINDS ALOFT OF 30 TO 40 KTS. BY
MONDAY AFTERNOON...WILL SEE CONVECTION CHANCES INCREASE IN OUR WEST
AS ANOTHER BOUNDARY BEGINS TO PUSH EASTWARD OUT OF CENTRAL SOUTH
DAKOTA AND ANOTHER SHORTWAVE PASSES THROUGH THE WESTERN PART OF OUR
STATE. THE BOUNDARY WILL PUSH EASTWARD ACROSS OUR AREA ON MONDAY
NIGHT INTO TUESDAY...THOUGH AGAIN WITH THE BEST FORCING SHUNTING OFF
TO OUR NORTH AND WEST...PRECIPITATION CHANCES WILL DECREASE AS THE
BOUNDARY TRACKS TO THE EAST. AGAIN COULD SEE A FEW SEVERE STORMS
WITH THIS FEATURE. SOME COOLER/LESS HUMID AIR WILL BEGIN TO FILTER
IN BEHIND THE SYSTEM...AND LOWS WILL DROP BACK INTO THE 50S IN OUR
WEST ON MONDAY NIGHT...AND THEN A LITTLE COOLER ON TUESDAY WITH
HIGHS MAINLY IN THE LOWER 80S.

THE PATTERN BEGINNING TO LOOK LIKE A BROKEN RECORD...AS ONCE AGAIN
THE BOUNDARY NEVER QUITE MAKES IT THROUGH OUR CWA ON
TUESDAY...STALLING OUT AND THEN STARTING TO PUSH BACK TO THE NORTH
ON WEDNESDAY.  MODELS IN SOME DISAGREEMENT ON THE FINER DETAILS OF
WHERE THE BOUNDARY ACTUALLY STALLS OUT...BUT KEPT SMALL POPS ACROSS
THE AREA INTO WEDNESDAY NIGHT. HIGHS ON WEDNESDAY STILL ABOVE NORMAL
FOR THIS TIME OF YEAR...IN THE LOWER 80S.  /JM

&&

.FSD WATCHES/WARNINGS/ADVISORIES...

SD...NONE.
MN...NONE.
IA...NONE.
NE...NONE.

&&
Hazardous weather outlook, May 23, 11:17 AM CDT, 4 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1117 AM CDT SUN MAY 23 2010

SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098-
IAZ001>003-012>014-020>022-031-032-NEZ013-014-241200-
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-
1117 AM CDT SUN MAY 23 2010

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

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS...
SCATTERED THUNDERSTORMS WILL BE POSSIBLE MAINLY NORTH OF A LINE
FROM VERMILLION TO JACKSON MINNESOTA AFTER ABOUT 1000 PM CDT. A
FEW OF THESE STORMS COULD PRODUCE HAIL TO THE SIZE OF HALF
DOLLARS AS WELL AS BRIEF GUSTY WINDS TO 60 MPH WITH THE BETTER
CHANCES TO THE NORTH AND WEST OF A TYNDALL TO BROOKINGS LINE.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THUNDERSTORMS SHOULD DEVELOP OVER CENTRAL SOUTH DAKOTA LATE
MONDAY AFTERNOON...THEN PUSH EASTWARD ACROSS THE AREA ON MONDAY
NIGHT INTO TUESDAY. SOME OF THESE STORMS MAY BE SEVERE WITH
DAMAGING WINDS AND LARGE HAIL AND A FEW OF THE STORMS COULD
PRODUCE TORNADOES...ESPECIALLY ALONG AND WEST OF THE JAMES RIVER
VALLEY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE POSSIBLE AFTER 1000 PM CDT MAINLY
NORTHWEST OF A YANKTON TO JACKSON MINNESOTA LINE.

&&

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

The office that day

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

IssuedProductOfficeCountiesLasted
May 22, 9:59 PM CDTSevere Thunderstorm WarningFSDBrule, Charles Mix, Gregory46 min
May 22, 10:45 PM CDTSevere Thunderstorm WarningFSDAurora, Brule45 min

Nearby

Wind Advisories in South Dakota, 2010Wind Advisories in Iowa, 2010Wind Advisories in Minnesota, 2010Every wind advisory in 2010

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.