Alert archive / South Dakota / Wind Advisories in 2020

Wind Advisory 19, NWS Sioux Falls, SD

October 13, 20204 states

NWS Sioux Falls, SD issued this wind advisory at Oct 13, 2020, 2:40 PM CDT for 4 states. It took effect at Oct 14, 2020, 1:00 PM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Oct 13, 2020, 2:40 PM CDT (19:40 UTC)
In effect from
Oct 14, 2020, 1:00 PM CDT
Expired
Oct 14, 2020, 10:00 PM CDT
In force
9 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 19:44 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, 7.7 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 2020-10-13Temperature 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, Aberdeen, SD at 12:00Z on 2020-10-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 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
1402 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

490 
WWUS73 KFSD 131940
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
240 PM CDT Tue Oct 13 2020

IAZ001-002-012-MNZ071-072-080-081-089-090-097-098-SDZ038>040-050-
052>071-140345-
/O.NEW.KFSD.WI.Y.0019.201014T1800Z-201015T0000Z/
Lyon-Osceola-Sioux-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Beadle-Kingsbury-Brookings-Gregory-Jerauld-Sanborn-
Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-Minnehaha-
Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton-Clay-
Union-
240 PM CDT Tue Oct 13 2020

...WIND ADVISORY IN EFFECT FROM 1 PM TO 7 PM CDT WEDNESDAY...

* WHAT...Northwest winds 25 to 35 mph with gusts up to 45 mph 
  expected.

* WHERE...Portions of central, east central, south central and 
  southeast South Dakota, northwest Iowa and southwest Minnesota.

* WHEN...From 1 PM to 7 PM CDT Wednesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Dangerous fire weather conditions are also expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
5 follow-up statements
521 
WWUS73 KFSD 140244
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
944 PM CDT Tue Oct 13 2020

IAZ001-002-012-MNZ071-072-080-081-089-090-097-098-SDZ038>040-050-
052>071-141115-
/O.CON.KFSD.WI.Y.0019.201014T1800Z-201015T0000Z/
Lyon-Osceola-Sioux-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Beadle-Kingsbury-Brookings-Gregory-Jerauld-Sanborn-
Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-Minnehaha-
Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton-Clay-
Union-
944 PM CDT Tue Oct 13 2020

...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM TO 7 PM CDT
WEDNESDAY...

* WHAT...West winds 25 to 35 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of central, east central, south central and 
  southeast South Dakota, northwest Iowa and southwest Minnesota.

* WHEN...From 1 PM to 7 PM CDT Wednesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL IMPACTS...Low relative humidity and strong winds will
  lead to high to extreme fire danger risks Wednesday afternoon.
  Use extreme caution if working outdoors or in harvest
  activities. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
479 
WWUS73 KFSD 140916
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
416 AM CDT Wed Oct 14 2020

IAZ003-013-014-020>022-031-032-NEZ013-014-142100-
/O.EXA.KFSD.WI.Y.0019.201014T1800Z-201015T0000Z/
Dickinson-O'Brien-Clay-Plymouth-Cherokee-Buena Vista-Woodbury-Ida-
Dixon-Dakota-
416 AM CDT Wed Oct 14 2020

...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CDT
THIS EVENING...

* WHAT...West winds 25 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...In Nebraska, Dixon and Dakota Counties. In Iowa, 
  Dickinson, O'Brien, Clay, Plymouth, Cherokee, Buena Vista, 
  Woodbury and Ida Counties.

* WHEN...From 1 PM this afternoon to 7 PM CDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

* ADDITIONAL IMPACTS...Low relative humidity and strong winds 
  will lead to high to extreme fire danger risks Wednesday 
  afternoon. Use extreme caution if working outdoors or in 
  harvest activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

IAZ001-002-012-MNZ071-072-080-081-089-090-097-098-SDZ038>040-050-
052>071-142100-
/O.CON.KFSD.WI.Y.0019.201014T1800Z-201015T0000Z/
Lyon-Osceola-Sioux-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Beadle-Kingsbury-Brookings-Gregory-Jerauld-Sanborn-
Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-Minnehaha-
Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton-Clay-
Union-
416 AM CDT Wed Oct 14 2020

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

* WHAT...West winds 25 to 35 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of central, east central, south central and 
  southeast South Dakota, northwest Iowa and southwest Minnesota.

* WHEN...From 1 PM this afternoon to 7 PM CDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL IMPACTS...Low relative humidity and strong winds 
  will lead to high to extreme fire danger risks Wednesday 
  afternoon. Use extreme caution if working outdoors or in 
  harvest activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
066 
WWUS73 KFSD 141701
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1201 PM CDT Wed Oct 14 2020

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-150000-
/O.CON.KFSD.WI.Y.0019.201014T1800Z-201015T0000Z/
Lyon-Osceola-Dickinson-Sioux-O'Brien-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-
1201 PM CDT Wed Oct 14 2020

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WHAT...Northwest winds 25 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Portions of central, east central, south central and 
  southeast South Dakota, northeast Nebraska, northwest and west 
  central Iowa and southwest Minnesota.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL IMPACTS...Low relative humidity and strong winds 
  will lead to high to extreme fire danger risks Wednesday 
  afternoon. Use extreme caution if working outdoors or in 
  harvest activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
420 
WWUS73 KFSD 142338
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
638 PM CDT Wed Oct 14 2020

IAZ001-012-013-020>022-031-032-NEZ013-014-SDZ038-039-050-052>055-
057>071-150045-
/O.EXP.KFSD.WI.Y.0019.000000T0000Z-201015T0000Z/
Lyon-Sioux-O'Brien-Plymouth-Cherokee-Buena Vista-Woodbury-Ida-
Dixon-Dakota-Beadle-Kingsbury-Gregory-Jerauld-Sanborn-Miner-Lake-
Brule-Aurora-Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-
Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
638 PM CDT Wed Oct 14 2020

...WIND ADVISORY WILL EXPIRE AT 7 PM CDT THIS EVENING...

Gusty winds will persist through the evening hours. Sustained
winds 20 to 25 mph with occasional gusts to 40 mph are likely
through 10pm.

$$

IAZ002-003-014-MNZ071-072-080-081-089-090-097-098-SDZ040-056-
150300-
/O.EXT.KFSD.WI.Y.0019.000000T0000Z-201015T0300Z/
Osceola-Dickinson-Clay-Lincoln-Lyon-Murray-Cottonwood-Nobles-
Jackson-Pipestone-Rock-Brookings-Moody-
638 PM CDT Wed Oct 14 2020

...WIND ADVISORY NOW IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph.

* WHERE...Portions of east central South Dakota, northwest Iowa 
  and southwest Minnesota.

* WHEN...Until 10 PM CDT this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL IMPACTS...Low relative humidity and strong winds 
  will lead to high to extreme fire danger risks Wednesday 
  afternoon. Use extreme caution if working outdoors or in 
  harvest activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls
191 
WWUS73 KFSD 150302
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1002 PM CDT Wed Oct 14 2020

IAZ002-003-014-MNZ071-072-080-081-089-090-097-098-SDZ040-056-
150415-
/O.EXP.KFSD.WI.Y.0019.000000T0000Z-201015T0300Z/
Osceola-Dickinson-Clay-Lincoln-Lyon-Murray-Cottonwood-Nobles-
Jackson-Pipestone-Rock-Brookings-Moody-
1002 PM CDT Wed Oct 14 2020

...WIND ADVISORY HAS EXPIRED...

Winds will continue to subside through the night.

$$

For more information from the National Weather Service visit
https://weather.gov/siouxfalls

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 13, 4:24 AM CDTFire Weather WatchFSD10 hr
Oct 13, 2:47 PM CDTRed Flag WarningFSD28 hr
Oct 13, 2:47 PM CDTFire Weather WatchFSDCottonwood, Jackson, Lincoln, Lyon, Murray, Nobles and 2 more14 hr

Nearby

Wind Advisories in South Dakota, 2020Wind Advisories in Iowa, 2020Wind Advisories in Minnesota, 2020Every wind advisory in 2020

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.