Alert archive / Iowa / High Wind Warnings in 2011

High Wind Warning 2, NWS Sioux Falls, SD

June 26, 20114 states

NWS Sioux Falls, SD issued this high wind warning at Jun 26, 2011, 8:58 PM CDT for 4 states. It was in force for 4 hr. 15 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 26, 2011, 8:58 PM CDT (01:58 UTC)
Expired
Jun 27, 2011, 1:00 AM CDT
In force
4 hr
Issued by
NWS Sioux Falls, SD
All 26 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, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Clay County, SD, Lincoln County, SD, Minnehaha County, SD, Moody County, SD, Turner County, SD, Union County, SD

The radar

The Sioux Falls radar (KFSD), 66 km from the middle of the area, began a volume at 02:00 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.

What was reported inside it

TimeReportWhereRemark
Jun 26, 8:59 PM CDTNON-TSTM WND GST 0Sioux City, IA63 MPH WIND GUST AT SIOUX GATEWAY AIRPORT
Jun 26, 9:00 PM CDTTSTM WND GST 0Battle Creek, IA60 TO 65 MPH WIND GUSTS CAUSING LARGE TREE BRANCHES TO BE DOWNED.
Jun 26, 9:10 PM CDTTSTM WND DMGStorm Lake, IATREES AND POWER LINES DOWN
Jun 26, 9:15 PM CDTFLASH FLOODMarcus, IAWATER OVER MANY GRAVEL ROADS AROUND MARCUS.
Jun 26, 9:15 PM CDTHEAVY RAIN 0Sioux City, IA2.91 INCHES OF RAIN IN AN HOUR.
Jun 26, 9:37 PM CDTFLASH FLOODMarcus, IACULVERT WASHED OUT ALONG IOWA HIGHWAY 3 BETWEEN MARCUS AND REMSEN.
Jun 26, 9:37 PM CDTHEAVY RAIN 04 S Paullina, IA4.5 INCHES OF RAIN IN AN HOUR
Jun 26, 10:10 PM CDTFLASH FLOOD2 S Marcus, IAPICK UP WASHED OFF ROAD DUE TO FLOODING ALONG C AVENUE SOUTH OF MARCUS. NO INJUERIES WERE REPORTED.
Jun 26, 10:10 PM CDTFLASH FLOODMarcus, IASIX INCHES OF WATER OVER MANY AREA COUNTY ROADS.
Jun 26, 10:15 PM CDTFLASH FLOODRemsen, IACONSIDERABLE AMOUNT OF FLOODING TAKING PLACE IN TOWN.
Jun 26, 10:24 PM CDTHEAVY RAIN 0Le Mars, IA3.05 INCHES OF RAIN.
Jun 26, 10:30 PM CDTFLASH FLOODStorm Lake, IASTREET FLOODING
Jun 26, 10:40 PM CDTFLASH FLOOD2 W Storm Lake, IAWATER OVER ROAD WITH VEHICLE WASHED INTO DITCH
Jun 26, 11:27 PM CDTNON-TSTM WND GST 596 W Spirit Lake, IA
Jun 26, 11:53 PM CDTNON-TSTM WND GST 58Jackson, MN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 2.0 hours before the alert went out and 217 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, Omaha, NE at 00:00Z on 2011-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2873 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 00:00Z on 2011-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 248 square meters per square second.19395878Sfc1 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
2873 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
501 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
248 m²/s²
0-3 km storm-relative helicity
308 m²/s²
Significant tornado parameter
6.2
Supercell composite
26.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

238 
WWUS73 KFSD 270158
NPWFSD

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
858 PM CDT SUN JUN 26 2011

...PERIOD OF DAMAGING WINDS EXPECTED THIS EVENING...

.DAMAGING WINDS OF 55 TO 65 MPH ARE EXPECTED ON THE BACK SIDE OF AN
EXITING AREA OF RAIN AND THUNDERSTORMS. THE STRONGEST WINDS COULD
LAST 30 MINUTES TO AN HOUR IN SOME LOCATIONS.

IAZ001-002-012-020-031-MNZ072-080-081-089-090-097-098-NEZ013-014-
SDZ056-062-066-067-070-071-270400-
/O.NEW.KFSD.HW.W.0002.110627T0158Z-110627T0400Z/
LYON-OSCEOLA-SIOUX-PLYMOUTH-WOODBURY-MURRAY-COTTONWOOD-NOBLES-
JACKSON-PIPESTONE-ROCK-DIXON-DAKOTA-MOODY-MINNEHAHA-TURNER-
LINCOLN-CLAY-UNION-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...ORANGE CITY...SIOUX CENTER...LE MARS...
SIOUX CITY...MARSHALL...SLAYTON...FULDA...WINDOM...
MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...
LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY...
FLANDREAU...SIOUX FALLS...PARKER...CENTERVILLE...MARION...
VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA...
HARRISBURG...VERMILLION...NORTH SIOUX CITY...BERESFORD...
ELK POINT...ALCESTER...JEFFERSON
858 PM CDT SUN JUN 26 2011

...HIGH WIND WARNING IN EFFECT UNTIL 11 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT UNTIL 11 PM CDT THIS EVENING. 

* TIMING...DAMAGING WINDS EXPECTED THIS EVENING. THE STRONGEST WINDS
  COULD LAST 30 MINUTES OR MORE.

* WEATHER CONDITIONS...WIND GUSTS OF 55 TO 65 MPH ARE EXPECTED. 

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.

&&

$$
 JH
3 follow-up statements
122 
WWUS73 KFSD 270255
NPWFSD

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
955 PM CDT SUN JUN 26 2011

...PERIOD OF DAMAGING WINDS EXPECTED THIS EVENING...

.DAMAGING WINDS OF 55 TO 65 MPH ARE EXPECTED ON THE BACK SIDE OF
AN EXITING AREA OF RAIN AND THUNDERSTORMS. WHILE THE STRONGEST WINDS
WILL ONLY LAST 5 TO 10 MINUTES...WIND GUSTS OF 45 TO 50 MPH COULD
PERSIST FOR 30 MINUTES TO AN HOUR IN SOME LOCATIONS.

IAZ003-013-014-021-022-032-270600-
/O.EXB.KFSD.HW.W.0002.000000T0000Z-110627T0600Z/
DICKINSON-OBRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-
INCLUDING THE CITIES OF...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
SHELDON...HARTLEY...SANBORN...SPENCER...CHEROKEE...STORM LAKE...
IDA GROVE...HOLSTEIN...BATTLE CREEK
955 PM CDT SUN JUN 26 2011

...HIGH WIND WARNING IN EFFECT UNTIL 1 AM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT UNTIL 1 AM CDT MONDAY. 

* TIMING...DAMAGING WINDS EXPECTED THIS EVENING. WHILE THE STRONGEST
  WINDS WILL ONLY LAST 5 TO 10 MINUTES...WIND GUSTS OF 45 TO 50 MPH
  COULD PERSIST FOR UP TO 30 MINUTES.

* WEATHER CONDITIONS...MAXIMUM WIND GUSTS OF 55 TO 65 MPH ARE
  EXPECTED. 

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.

&&

$$

IAZ001-002-012-020-031-MNZ072-080-081-089-090-097-098-NEZ013-014-
SDZ056-062-066-067-070-071-270400-
/O.CON.KFSD.HW.W.0002.000000T0000Z-110627T0400Z/
LYON-OSCEOLA-SIOUX-PLYMOUTH-WOODBURY-MURRAY-COTTONWOOD-NOBLES-
JACKSON-PIPESTONE-ROCK-DIXON-DAKOTA-MOODY-MINNEHAHA-TURNER-
LINCOLN-CLAY-UNION-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIBLEY...ORANGE CITY...SIOUX CENTER...LE MARS...
SIOUX CITY...MARSHALL...SLAYTON...FULDA...WINDOM...
MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...
LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY...
FLANDREAU...SIOUX FALLS...PARKER...CENTERVILLE...MARION...
VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA...
HARRISBURG...VERMILLION...NORTH SIOUX CITY...BERESFORD...
ELK POINT...ALCESTER...JEFFERSON
955 PM CDT SUN JUN 26 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM CDT THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM CDT THIS
EVENING. 

* TIMING...DAMAGING WINDS EXPECTED THIS EVENING. WHILE THE STRONGEST
  WINDS WILL ONLY LAST 5 TO 10 MINUTES...WIND GUSTS OF 45 TO 50 MPH
  COULD PERSIST FOR UP TO 30 MINUTES.

* WEATHER CONDITIONS...MAXIMUM WIND GUSTS OF 55 TO 65 MPH ARE
  EXPECTED. 

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.

&&

$$
 JH
588 
WWUS73 KFSD 270402
NPWFSD

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1102 PM CDT SUN JUN 26 2011

...PERIOD OF DAMAGING WINDS EXPECTED THIS EVENING...

.DAMAGING WINDS UP TO 60 MPH ARE STILL POSSIBLE EXPECTED ON THE BACK
SIDE OF AN EXITING AREA OF RAIN AND THUNDERSTORMS THROUGH SHORTLY
AFTER MIDNIGHT. WHILE THE STRONGEST WINDS WILL ONLY LAST 5 TO 10
MINUTES...WIND GUSTS OF 40 TO 50 MPH COULD PERSIST FOR UP TO 30
MINUTES.

IAZ001-012-020-031-MNZ072-080-097-098-NEZ013-014-SDZ056-062-066-
067-070-071-270515-
/O.EXP.KFSD.HW.W.0002.000000T0000Z-110627T0400Z/
LYON-SIOUX-PLYMOUTH-WOODBURY-MURRAY-PIPESTONE-ROCK-DIXON-DAKOTA-
MOODY-MINNEHAHA-TURNER-LINCOLN-CLAY-UNION-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY...
MARSHALL...SLAYTON...FULDA...PIPESTONE...LUVERNE...WAKEFIELD...
PONCA...ALLEN...SOUTH SIOUX CITY...FLANDREAU...SIOUX FALLS...
PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR...
CANTON...LENNOX...TEA...HARRISBURG...VERMILLION...
NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON
1102 PM CDT SUN JUN 26 2011

...HIGH WIND WARNING WILL EXPIRE AT 11 PM CDT THIS EVENING...

THE HIGH WIND WARNING HAS EXPIRED. 

THE WINDS HAVE SUBSIDED ACROSS THE AREA...HOWEVER BRIEF WIND GUSTS OF
25 TO 40 MPH ARE STILL POSSIBLE OVERNIGHT.

$$

IAZ002-MNZ081-089-090-270600-
/O.EXT.KFSD.HW.W.0002.000000T0000Z-110627T0600Z/
OSCEOLA-COTTONWOOD-NOBLES-JACKSON-
INCLUDING THE CITIES OF...SIBLEY...WINDOM...MOUNTAIN LAKE...
WORTHINGTON...JACKSON...LAKEFIELD
1102 PM CDT SUN JUN 26 2011

...HIGH WIND WARNING NOW IN EFFECT UNTIL 1 AM CDT MONDAY...

THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 1 AM CDT MONDAY. 

* TIMING...DAMAGING WINDS POSSIBLE THROUGH SHORTLY AFTER MIDNIGHT.
  WHILE THE STRONGEST WINDS WILL ONLY LAST 5 TO 10 MINUTES...WIND
  GUSTS OF 40 TO 50 MPH COULD PERSIST FOR UP TO 30 MINUTES.

* WEATHER CONDITIONS...MAXIMUM WIND GUSTS UP TO 60 MPH ARE EXPECTED.

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.

&&

$$

IAZ003-013-014-021-022-032-270600-
/O.CON.KFSD.HW.W.0002.000000T0000Z-110627T0600Z/
DICKINSON-OBRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-
INCLUDING THE CITIES OF...SPIRIT LAKE...MILFORD...ARNOLDS PARK...
SHELDON...HARTLEY...SANBORN...SPENCER...CHEROKEE...STORM LAKE...
IDA GROVE...HOLSTEIN...BATTLE CREEK
1102 PM CDT SUN JUN 26 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 AM CDT MONDAY...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 AM CDT MONDAY. 

* TIMING...DAMAGING WINDS POSSIBLE THROUGH SHORTLY AFTER MIDNIGHT.
  WHILE THE STRONGEST WINDS WILL ONLY LAST 5 TO 10 MINUTES...WIND
  GUSTS OF 40 TO 50 MPH COULD PERSIST FOR UP TO 30 MINUTES.

* WEATHER CONDITIONS...MAXIMUM WIND GUSTS UP TO 60 MPH ARE EXPECTED.

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.

&&

$$
 JH
937 
WWUS73 KFSD 270558
NPWFSD

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1258 AM CDT MON JUN 27 2011

.THE SYSTEM RESPONSIBLE FOR THE PERIOD OF DAMAGING WINDS ACROSS THE
AREA SUNDAY EVENING HAS MOVED EAST OF THE AREA...AND LIGHTER WINDS
ARE EXPECTED THE REMAINDER OF THE NIGHT.

IAZ002-003-013-014-021-022-032-MNZ081-089-090-270700-
/O.EXP.KFSD.HW.W.0002.000000T0000Z-110627T0600Z/
OSCEOLA-DICKINSON-OBRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-COTTONWOOD-
NOBLES-JACKSON-
INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD...
ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...CHEROKEE...
STORM LAKE...IDA GROVE...HOLSTEIN...BATTLE CREEK...WINDOM...
MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD
1258 AM CDT MON JUN 27 2011

...HIGH WIND WARNING WILL EXPIRE AT 1 AM CDT EARLY THIS MORNING...

THE HIGH WIND WARNING WILL EXPIRE AT 1 AM CDT EARLY THIS MORNING.

THE WINDS HAVE SUBSIDED ACROSS THE AREA...HOWEVER BRIEF WIND GUSTS OF
20 TO 30 MPH ARE STILL POSSIBLE OVERNIGHT.

$$
 JH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 26, 7:27 PM CDTFlash Flood WarningFSDWoodbury3 hr
Jun 26, 7:29 PM CDTSevere Thunderstorm WarningFSDWoodbury31 min
Jun 26, 7:37 PM CDTSevere Thunderstorm WarningFSDIda, Woodbury38 min
Jun 26, 7:56 PM CDTFlash Flood WarningFSDCherokee, O'Brien, Plymouth, Sioux3 hr
Jun 26, 7:59 PM CDTSevere Thunderstorm WarningFSDWoodbury31 min
Jun 26, 8:14 PM CDTSevere Thunderstorm WarningFSDIda, Woodbury31 min
Jun 26, 8:17 PM CDTFlash Flood WarningFSDPlymouth3 hr
Jun 26, 8:21 PM CDTSevere Thunderstorm WarningFSDPlymouth, Woodbury24 min
Jun 26, 8:32 PM CDTSevere Thunderstorm WarningFSDCherokee28 min
Jun 26, 8:41 PM CDTSevere Thunderstorm WarningFSDPlymouth, Woodbury34 min
Jun 26, 8:44 PM CDTSevere Thunderstorm WarningFSDIda, Woodbury31 min
Jun 26, 8:52 PM CDTFlash Flood WarningFSDCherokee2 hr
Jun 26, 8:56 PM CDTSevere Thunderstorm WarningFSDBuena Vista34 min
Jun 26, 8:59 PM CDTSevere Thunderstorm WarningFSDCherokee31 min
Jun 26, 9:02 PM CDTFlash Flood WarningFSDBuena Vista, Clay3 hr
Jun 26, 9:29 PM CDTSevere Thunderstorm WarningFSDBuena Vista31 min
Jun 26, 10:54 PM CDTAreal Flood WarningFSDCherokee, O'Brien, Plymouth, Sioux36 hr
Jun 27, 3:16 PM CDTRiver Flood WarningFSDWoodbury42 hr

Nearby

High Wind Warnings in Iowa, 2011High Wind Warnings in Minnesota, 2011High Wind Warnings in South Dakota, 2011Every high wind warning in 2011

Sources

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