Alert archive / Minnesota / Wind Advisories in 2017

Wind Advisory 8, NWS Sioux Falls, SD

November 20, 2017Clay County, Dickinson County, Iowa; 5 counties in Minnesota

NWS Sioux Falls, SD issued this wind advisory at Nov 20, 2017, 2:38 PM CST for Clay County, Dickinson County, Iowa; 5 counties in Minnesota. It took effect at Nov 21, 2017, 6:00 AM CST. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Nov 20, 2017, 2:38 PM CST (20:38 UTC)
In effect from
Nov 21, 2017, 6:00 AM CST
Expired
Nov 21, 2017, 10:52 AM CST
In force
5 hr
Issued by
NWS Sioux Falls, SD

Counties Clay County, IA, Dickinson County, IA, Cottonwood County, MN, Jackson County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN

The radar

The Sioux Falls radar (KFSD), 103 km from the middle of the area, began a volume at 20:38 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 12:00Z, 8.6 hours before the alert went out and 187 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 12:00Z on 2017-11-20Temperature 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 12:00Z on 2017-11-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 222 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2232 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
222 m²/s²
0-3 km storm-relative helicity
239 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

150 
WWUS73 KFSD 202038
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
238 PM CST Mon Nov 20 2017

IAZ003-MNZ072-081-090-210445-
/O.NEW.KFSD.WI.Y.0008.171121T1200Z-171121T2000Z/
Dickinson-Lyon MN-Cottonwood-Jackson-
238 PM CST Mon Nov 20 2017

...WIND ADVISORY IN EFFECT FROM 6 AM TO 2 PM CST TUESDAY...

The National Weather Service in Sioux Falls has issued a Wind
Advisory, which is in effect from 6 AM to 2 PM CST Tuesday. 

* TIMING...Strong winds will begin early Tuesday morning and
  continue through the afternoon.

* WINDS...Expect northwest winds to average 25 to 35 mph with 
  gusts of 45 mph.

* IMPACTS...Lightweight and high-profile vehicles will be 
  impacted. Unsecured objects will be blown around.

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.

&&

$$
3 follow-up statements
108 
WWUS73 KFSD 210345
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
945 PM CST Mon Nov 20 2017

IAZ003-MNZ072-081-090-211145-
/O.CON.KFSD.WI.Y.0008.171121T1200Z-171121T2000Z/
Dickinson-Lyon MN-Cottonwood-Jackson-
945 PM CST Mon Nov 20 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM TO 2 PM CST
TUESDAY...

* TIMING...Strong winds will begin early Tuesday morning and 
  continue through the afternoon. 

* WINDS...Expect northwest winds to average 25 to 35 mph with
  gusts of 45 mph, especially in the morning. 

* IMPACTS...Lightweight and high-profile vehicles will be 
  impacted. Unsecured objects will be blown around. 

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.

&&

$$
220 
WWUS73 KFSD 210938
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
338 AM CST Tue Nov 21 2017


IAZ014-MNZ071-080-211745-
/O.EXA.KFSD.WI.Y.0008.171121T1200Z-171121T2000Z/
Clay IA-Lincoln MN-Murray-
338 AM CST Tue Nov 21 2017

...WIND ADVISORY IN EFFECT UNTIL 2 PM CST THIS AFTERNOON...

The National Weather Service in Sioux Falls has issued a Wind
Advisory, which is in effect until 2 PM CST this afternoon. 

* TIMING...Strong winds are expected this morning through the
  afternoon.

* WINDS...Expect northwest winds to average 25 to 35 mph with 
  gusts of 45 mph, especially in the morning. 

* IMPACTS...Lightweight and high-profile vehicles will be 
  impacted. Unsecured objects will be blown around. 

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.

&&

$$

IAZ003-MNZ072-081-090-211745-
/O.CON.KFSD.WI.Y.0008.171121T1200Z-171121T2000Z/
Dickinson-Lyon MN-Cottonwood-Jackson-
338 AM CST Tue Nov 21 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM CST THIS
AFTERNOON...

* TIMING...Strong winds are expected this morning through the 
  afternoon.
 
* WINDS...Expect northwest winds to average 25 to 35 mph with 
  gusts of 45 mph, especially in the morning. 

* IMPACTS...Lightweight and high-profile vehicles will be 
  impacted. Unsecured objects will be blown around. 

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.

&&

$$
362 
WWUS73 KFSD 211652
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1052 AM CST Tue Nov 21 2017

IAZ003-014-MNZ071-072-080-081-090-211800-
/O.CAN.KFSD.WI.Y.0008.000000T0000Z-171121T2000Z/
Dickinson-Clay IA-Lincoln MN-Lyon MN-Murray-Cottonwood-Jackson-
1052 AM CST Tue Nov 21 2017

...WIND ADVISORY IS CANCELLED...

The National Weather Service in Sioux Falls has cancelled the
Wind Advisory. 

While northwest winds will continue to gust to around 35 mph at
times, there will be a gradual trend down through the afternoon.

$$

Nearby

Wind Advisories in Minnesota, 2017Wind Advisories in Iowa, 2017Every wind advisory in 2017

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.