Alert archive / Iowa / Wind Advisories in 2017

Wind Advisory 5, NWS Des Moines, IA

June 10, 20174 counties in Iowa

NWS Des Moines, IA issued this wind advisory at Jun 10, 2017, 9:27 AM CDT for 4 counties in Iowa. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Jun 10, 2017, 9:27 AM CDT (14:27 UTC)
Expired
Jun 10, 2017, 4:00 PM CDT
In force
7 hr
Issued by
NWS Des Moines, IA

Counties Emmet County, IA, Kossuth County, IA, Palo Alto County, IA, Pocahontas County, IA

The radar

The Des Moines radar (KDMX), 167 km from the middle of the area, began a volume at 14:26 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, 2.5 hours before the alert went out and 209 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 2017-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 54 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, Minneapolis, MN at 12:00Z on 2017-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 458 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
54 J/kg
Mixed-layer CIN
-569 J/kg
Mixed-layer LCL
1518 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
458 m²/s²
0-3 km storm-relative helicity
424 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted.

711 
WWUS73 KDMX 101427
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
927 AM CDT Sat Jun 10 2017

...Gusty Winds will Accompany Hot Temperatures Today...

.Conditions favorable for temperatures warming well through the 
90s today will also be conducive for strong south to southwest 
wind gusts into peak heating of the day.

IAZ004-005-015-023-102100-
/O.NEW.KDMX.WI.Y.0005.170610T1427Z-170610T2100Z/
Emmet-Kossuth-Palo Alto-Pocahontas-
Including the cities of Estherville, Algona, Emmetsburg, 
Pocahontas, Laurens, Rolfe, Fonda, and Gilmore City
927 AM CDT Sat Jun 10 2017

...WIND ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

The National Weather Service in Des Moines has issued a Wind
Advisory, which is in effect until 4 PM CDT this afternoon. 

* WINDS...South to southwest winds will increase into the late
  morning and afternoon hours reaching sustained speeds of 30 to
  35 mph and gusts to 40 mph or more.

* IMPACTS...Gusty winds may affect outdoor activities susceptible
  to wind effects such as tents and inflatables. Motorists driving
  high profile vehicles may be affected as well, especially on 
  west to east roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

&&

$$

Small

Nearby

Wind 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.