Alert archive / Iowa / Wind Advisories in 2016

Wind Advisory 6, NWS La Crosse, WI

December 29, 20167 counties in Iowa; 4 counties in Minnesota

NWS La Crosse, WI issued this wind advisory at Dec 29, 2016, 2:48 AM CST for 7 counties in Iowa; 4 counties in Minnesota. It took effect at Dec 29, 2016, 9:00 AM CST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Dec 29, 2016, 2:48 AM CST (08:48 UTC)
In effect from
Dec 29, 2016, 9:00 AM CST
Expired
Dec 29, 2016, 5:00 PM CST
In force
8 hr
Issued by
NWS La Crosse, WI

Counties Chickasaw County, IA, Clayton County, IA, Fayette County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Dodge County, MN, Fillmore County, MN, Mower County, MN, Olmsted County, MN

The radar

The La Crosse radar (KARX), 102 km from the middle of the area, began a volume at 08:50 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

Minneapolis, MN (KMPX), launched 00:00Z, 8.8 hours before the alert went out and 193 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, Minneapolis, MN at 00:00Z on 2016-12-29Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2016-12-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 226 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
780 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
226 m²/s²
0-3 km storm-relative helicity
226 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

113 
WWUS73 KARX 290848
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
248 AM CST THU DEC 29 2016

...GUSTY NORTHWEST WINDS EXPECTED TODAY...

.LOW PRESSURE TRACKING THROUGH SOUTHERN ONTARIO WILL BRING A
PERIOD OF STRONG AND GUSTY NORTHWEST WINDS TO THE AREA TODAY.
EXPECT SUSTAINED WINDS OF 25 TO 30 MPH WITH GUSTS OF 45 MPH AT
TIMES. IN ADDITION...THERE IS A RISK FOR BRIEF HEAVIER SNOW
SHOWERS DURING THE MIDDAY AND AFTERNOON HOURS. COMBINED WITH THE
STRONG WINDS...BRIEF PERIODS OF SIGNIFICANTLY REDUCED VISIBILITY
ARE POSSIBLE.

IAZ008>010-018-019-029-MNZ086-087-094-095-291815-
/O.NEW.KARX.WI.Y.0006.161229T1500Z-161229T2300Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...OSAGE...CRESCO...DECORAH...
CHARLES CITY...NEW HAMPTON...OELWEIN...DODGE CENTER...ROCHESTER...
AUSTIN...PRESTON
248 AM CST THU DEC 29 2016

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 5 PM CST
THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 5 PM CST
THIS AFTERNOON. 

* TIMING...MID MORNING THROUGH LATE AFTERNOON.

* WINDS...SUSTAINED NORTHWEST WINDS OF 25 TO 30 MPH...WITH GUSTS
  OF 45 MPH.

* IMPACTS...DIFFICULT DRIVING FOR HIGH PROFILE AND LIGHT WEIGHT
  VEHICLES. A FEW WEAKENED TREE BRANCHES COULD FALL WITH ISOLATED
  POWER OUTAGES ALSO POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GUSTS OF
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

LAWRENCE
3 follow-up statements
110 
WWUS73 KARX 291538
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
938 AM CST THU DEC 29 2016

...WINDY CONDITIONS TODAY...

.EXPECT SUSTAINED WINDS OF 25 TO 30 MPH WITH GUSTS OF 45 MPH AT
TIMES. IN ADDITION...SNOW SHOWERS ARE EXPECTED AND COMBINED WITH
THE STRONG WINDS...REDUCED VISIBILITIES ARE POSSIBLE IN THE
STRONGER SNOW SHOWERS.

IAZ030-292300-
/O.EXA.KARX.WI.Y.0006.000000T0000Z-161229T2300Z/
CLAYTON-
INCLUDING THE CITY OF...ELKADER
938 AM CST THU DEC 29 2016

...WIND ADVISORY IN EFFECT UNTIL 5 PM CST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM CST THIS AFTERNOON. 

* TIMING...THROUGH LATE AFTERNOON.

* WINDS...SUSTAINED NORTHWEST WINDS OF 25 TO 30 MPH...WITH GUSTS 
  OF 45 MPH. 

* IMPACTS...DIFFICULT DRIVING FOR HIGH PROFILE AND LIGHT WEIGHT
  VEHICLES. A FEW WEAKENED TREE BRANCHES COULD FALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GUSTS OF
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

IAZ008>010-018-019-029-MNZ086-087-094-095-292300-
/O.CON.KARX.WI.Y.0006.000000T0000Z-161229T2300Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...OSAGE...CRESCO...DECORAH...
CHARLES CITY...NEW HAMPTON...OELWEIN...DODGE CENTER...ROCHESTER...
AUSTIN...PRESTON
938 AM CST THU DEC 29 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CST THIS
AFTERNOON...

* TIMING...THROUGH LATE AFTERNOON.

* WINDS...SUSTAINED NORTHWEST WINDS OF 25 TO 30 MPH...WITH GUSTS 
  OF 45 MPH. 

* IMPACTS...DIFFICULT DRIVING FOR HIGH PROFILE AND LIGHT WEIGHT
  VEHICLES. A FEW WEAKENED TREE BRANCHES COULD FALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GUSTS OF
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

DTJ
225 
WWUS73 KARX 292034
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
234 PM CST THU DEC 29 2016

...WINDY CONDITIONS LATE THIS AFTERNOON...

.SUSTAINED WIND SPEEDS OF 25 TO 30 MPH WITH GUST UP TO 45 MPH WILL
CONTINUE ACROSS PORTIONS OF SOUTHEAST MINNESOTA AND NORTHEAST
IOWA THIS AFTERNOON. EXPECT WINDS TO DIMINISH THIS EVENING.

IAZ008>010-018-019-029-030-MNZ086-087-094-095-292300-
/O.CON.KARX.WI.Y.0006.000000T0000Z-161229T2300Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-CLAYTON-DODGE-
OLMSTED-MOWER-FILLMORE-
INCLUDING THE CITIES OF...OSAGE...CRESCO...DECORAH...
CHARLES CITY...NEW HAMPTON...OELWEIN...ELKADER...DODGE CENTER...
ROCHESTER...AUSTIN...PRESTON
234 PM CST THU DEC 29 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CST THIS
AFTERNOON...

* TIMING...THROUGH LATE AFTERNOON.

* WINDS...SUSTAINED NORTHWEST WINDS OF 25 TO 30 MPH...WITH GUSTS 
  OF 45 MPH. 

* IMPACTS...DIFFICULT DRIVING FOR HIGH PROFILE AND LIGHT WEIGHT 
  VEHICLES. A FEW WEAKENED TREE BRANCHES COULD FALL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GUSTS OF
45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

DTJ
199 
WWUS73 KARX 292246
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
446 PM CST THU DEC 29 2016

...DECREASING WINDS THIS EVENING...

.THE GUSTY...BLUSTERY WINDS OF TODAY WILL BE ON THE WANE THIS
EVENING. THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE.

CHECK OUT THE LATEST PUBLIC INFORMATION STATEMENT FOR A LISTING OF
PEAK WINDS FOR TODAY.

IAZ008>010-018-019-029-030-MNZ086-087-094-095-300000-
/O.EXP.KARX.WI.Y.0006.000000T0000Z-161229T2300Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-CLAYTON-DODGE-
OLMSTED-MOWER-FILLMORE-
INCLUDING THE CITIES OF...OSAGE...CRESCO...DECORAH...
CHARLES CITY...NEW HAMPTON...OELWEIN...ELKADER...DODGE CENTER...
ROCHESTER...AUSTIN...PRESTON
446 PM CST THU DEC 29 2016

...WIND ADVISORY WILL EXPIRE AT 5 PM CST THIS AFTERNOON...

THE GUSTY NORTHWEST WINDS OF TODAY WILL BE ON THE DECREASE THIS
EVENING. THUS...THE ADVISORY WILL BE ALLOWED TO EXPIRE. 

$$

RIECK

Nearby

Wind Advisories in Iowa, 2016Wind Advisories in Minnesota, 2016Every wind advisory in 2016

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.