Alert archive / Indiana / Wind Advisories in 2017

Wind Advisory 6, NWS Northern Indiana

May 17, 20174 counties in Indiana

NWS Northern Indiana issued this wind advisory at May 17, 2017, 1:30 PM EDT for 4 counties in Indiana. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
May 17, 2017, 1:30 PM EDT (17:30 UTC)
Expired
May 17, 2017, 7:00 PM EDT
In force
6 hr
Issued by
NWS Northern Indiana

Counties Cass County, IN, Pulaski County, IN, Starke County, IN, White County, IN

The radar

The Northern Indiana radar (KIWX), 90 km from the middle of the area, began a volume at 17:33 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

Lincoln, IL (KILX), launched 12:00Z, 5.5 hours before the alert went out and 188 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, Lincoln, IL at 12:00Z on 2017-05-17Temperature 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, Lincoln, IL at 12:00Z on 2017-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 289 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
1181 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
289 m²/s²
0-3 km storm-relative helicity
309 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

453 
WWUS73 KIWX 171730
NPWIWX

URGENT - WEATHER MESSAGE
National Weather Service Northern Indiana
130 PM EDT Wed May 17 2017

INZ003-012-013-020-022-172300-
/O.NEW.KIWX.WI.Y.0006.170517T1730Z-170517T2300Z/
La Porte-Starke-Pulaski-White-Cass IN-
Including the cities of Michigan City, La Porte, Knox, 
North Judson, Bass Lake, Winamac, Francesville, Medaryville, 
Monticello, Monon, Brookston, Logansport, and Royal Center
130 PM EDT Wed May 17 2017 /1230 PM CDT Wed May 17 2017/

...WIND ADVISORY IN EFFECT UNTIL 7 PM EDT /6 PM CDT/ THIS
EVENING...

The National Weather Service in Northern Indiana has issued a
Wind Advisory...which is in effect until 7 PM EDT /6 PM CDT/ this
evening. 

HAZARDOUS WEATHER...

 * Southwest winds 20-30 mph with gusts up to 45 mph.

IMPACTS...

 * Loose objects will be blown around. High profile
   vehicles will become difficult to drive on east west roads.

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.

&&

$$

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 17, 4:06 AM EDTSmall Craft AdvisoryIWX55 hr

Nearby

Wind Advisories in Indiana, 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.