Alert archive / Indiana / Special Weather Statements in 2021

Special Weather Statement, NWS Northern Indiana

August 7, 2021Pulaski County, Indiana

NWS Northern Indiana issued this special weather statement at Aug 7, 2021, 3:44 AM EDT for Pulaski County, Indiana. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 7, 2021, 3:44 AM EDT (07:44 UTC)
Expired
Aug 7, 2021, 4:15 AM EDT
In force
31 min
Issued by
NWS Northern Indiana
Hail
0.25 in
Wind
40

County Pulaski County, IN

The radar

The Northern Indiana radar (KIWX), 101 km from the middle of the area, began a volume at 07:49 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 00:00Z, 7.7 hours before the alert went out and 181 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 00:00Z on 2021-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1366 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2021-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 square meters per square second.1939Sfc1 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
1366 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
1195 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
152 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

751 
WWUS83 KIWX 070744
SPSIWX

Special Weather Statement
National Weather Service Northern Indiana
344 AM EDT Sat Aug 7 2021
 
INZ013-070815-
Pulaski IN-
344 AM EDT Sat Aug 7 2021

...A strong thunderstorm will impact portions of western Pulaski
County through 415 AM EDT...

At 343 AM EDT, Doppler radar was tracking a strong thunderstorm near
Gifford, moving east at 20 mph.

HAZARD...Winds in excess of 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor damage to outdoor objects is 
         possible.

This strong thunderstorm will be near...
  Medaryville around 400 AM EDT.
  Francesville around 410 AM EDT.

Other locations impacted by this storm include Clarks and Denham.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 4114 8693 4116 8666 4093 8676 4101 8693
TIME...MOT...LOC 0743Z 282DEG 16KT 4109 8699 

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

$$

FISHER

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 8:00 PM EDTSevere Thunderstorm WarningIWXElkhart, Kosciusko30 min
Aug 6, 8:30 PM EDTSevere Thunderstorm WarningIWXElkhart, Kosciusko, LaGrange, Noble45 min
Aug 6, 9:31 PM EDTSpecial Weather StatementIWXDeKalb44 min
Aug 6, 11:09 PM EDTSpecial Weather StatementIWXLaPorte36 min
Aug 7, 12:23 AM EDTAreal Flood AdvisoryIWXElkhart, Saint Joseph3 hr
Aug 7, 12:57 AM EDTSpecial Weather StatementIWXMarshall33 min
Aug 7, 1:21 AM EDTSpecial Weather StatementIWXKosciusko24 min
Aug 7, 2:18 AM EDTSpecial Weather StatementIWXNoble27 min
Aug 7, 3:13 AM EDTSpecial Weather StatementIWXHuntington, Wabash32 min
Aug 7, 5:25 AM EDTSpecial Weather StatementIWXFulton35 min
Aug 7, 5:28 AM EDTSpecial Weather StatementIWXKosciusko32 min
Aug 7, 11:58 AM EDTSpecial Weather StatementIWXAllen32 min
Aug 7, 12:08 PM EDTSevere Thunderstorm WarningIWXAllen37 min
Aug 7, 5:01 PM EDTSpecial Weather StatementIWXHuntington29 min
Aug 7, 1:43 PM EDTSpecial Weather StatementIWXAllen47 min
Aug 6, 8:07 PM EDTSpecial Weather StatementIWXBranch53 min
Aug 6, 8:33 PM EDTSevere Thunderstorm WarningIWXBranch, Hillsdale39 min
Aug 7, 12:54 AM EDTAreal Flood AdvisoryIWXSaint Joseph3 hr

Nearby

Special Weather Statements in Indiana, 2021Every special weather statement in 2021

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.