Alert archive / Indiana / Special Weather Statements in 2021

Special Weather Statement, NWS Wilmington, OH

December 6, 2021Ripley County, Indiana

NWS Wilmington, OH issued this special weather statement at Dec 6, 2021, 1:04 AM EST for Ripley County, Indiana. It was in force for 26 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: Dec 6, 2021, 1:04 AM EST (06:04 UTC)
Expired: Dec 6, 2021, 1:30 AM EST
In force: 26 min
Issued by: NWS Wilmington, OH
Hail: 0.25 in
Wind: 45

County Ripley County, IN

The radar

The Indianapolis radar (KIND), 109 km from the middle of the area, began a volume at 06:05 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

Cncnati-Daytn, OH (KILN), launched 00:00Z, 6.1 hours before the alert went out and 132 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 934 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 432 m²/s²
0-3 km storm-relative helicity: 509 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wilmington, OH wrote its last area forecast discussion before this special weather statement went out at Dec 6, 12:54 AM EST, 10 minutes earlier.

Area forecast discussion, Dec 6, 12:54 AM EST, 10 minutes before

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Hazardous weather outlook, Dec 6, 12:39 AM EST, 25 minutes before

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In the hours before

Special weather statement, Dec 6, 12:14 AM EST, 50 minutes before

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Special weather statement, Dec 6, 12:18 AM EST, 46 minutes before

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Special weather statement, Dec 6, 12:46 AM EST, 18 minutes before

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Special weather statement, Dec 6, 1:04 AM EST, 0 minutes before

Special Weather Statement
National Weather Service Wilmington OH
104 AM EST Mon Dec 6 2021

INZ073-060630-
Ripley IN-
104 AM EST Mon Dec 6 2021

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF CENTRAL RIPLEY
COUNTY THROUGH 130 AM EST...

At 104 AM EST, a strong thunderstorm was located 7 miles southwest of
Osgood, moving east at 45 mph.

HAZARD...Wind gusts up to 45 mph, pea size hail, and very heavy
         rain.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Hail may cause minor damage to outdoor
         objects. Visibility will be poor and hydroplaning is
         possible.

Locations impacted include...
Versailles, Milan, Osgood, Holton, Otter Village and Versailles Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a sturdy building.

Motorists should slow down and use extra caution.

To report hazardous weather conditions, go to our website at
weather.gov/iln and submit your report via social media, when you can
do so safely.

&&

LAT...LON 3915 8544 3921 8511 3911 8510 3907 8511
      3899 8544
TIME...MOT...LOC 0604Z 252DEG 41KT 3907 8541

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...45 MPH

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 6, 12:18 AM EST	Special Weather Statement	ILN	Butler	27 min
Dec 6, 12:46 AM EST	Special Weather Statement	ILN	Butler	14 min
Dec 6, 2:14 AM EST	Areal Flood Advisory	ILN	Butler, Hamilton	6 hr
Dec 6, 3:50 AM EST	Areal Flood Advisory	ILN	Clinton, Greene, Montgomery, Warren	4 hr
Dec 6, 4:07 AM EST	Special Weather Statement	ILN	Brown, Clermont	38 min
Dec 6, 4:15 AM EST	Flash Flood Warning	ILN	Butler, Hamilton	3 hr
Dec 6, 4:44 AM EST	Special Weather Statement	ILN	Adams, Highland, Pike	31 min
Dec 6, 5:17 AM EST	Severe Thunderstorm Warning	ILN	Adams	28 min
Dec 6, 5:45 AM EST	Severe Thunderstorm Warning	ILN	Adams, Scioto	17 min
Dec 6, 6:05 AM EST	Special Weather Statement	ILN	Scioto	25 min
Dec 6, 12:14 AM EST	Special Weather Statement	ILN	Ripley	31 min
Dec 6, 12:31 AM EST	Areal Flood Advisory	ILN	Ripley	3 hr

Nearby

Special Weather Statements in Indiana, 2021 Every 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.