Alert archive / Indiana / Special Weather Statements in 2021
Special Weather Statement, NWS Indianapolis, IN
NWS Indianapolis, IN issued this special weather statement at Apr 7, 2021, 2:58 PM EDT for Hamilton County, Indiana. It was in force for 47 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
- Apr 7, 2021, 2:58 PM EDT (18:58 UTC)
- Expired
- Apr 7, 2021, 3:45 PM EDT
- In force
- 47 min
- Issued by
- NWS Indianapolis, IN
County Hamilton County, IN
The radar
The Indianapolis radar (KIND), 22 km from the middle of the area, began a volume at 19:01 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, 7.0 hours before the alert went out and 203 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.
- Mixed-layer CAPE
- 56 J/kg
- Mixed-layer CIN
- -173 J/kg
- Mixed-layer LCL
- 1001 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 120 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>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 Indianapolis, IN wrote its last area forecast discussion before this special weather statement went out at Apr 7, 1:36 PM EDT, 1 hour 22 minutes earlier.
Area forecast discussion, Apr 7, 1:36 PM EDT, 1 hour 22 minutes before
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<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>Hazardous weather outlook, Apr 7, 3:51 AM EDT, 11 hours 7 minutes before
Hazardous Weather Outlook National Weather Service Indianapolis IN 351 AM EDT Wed Apr 7 2021 INZ021-028>031-035>049-051>057-060>065-067>072-080800- Carroll-Warren-Tippecanoe-Clinton-Howard-Fountain-Montgomery-Boone- Tipton-Hamilton-Madison-Delaware-Randolph-Vermillion-Parke-Putnam- Hendricks-Marion-Hancock-Henry-Vigo-Clay-Owen-Morgan-Johnson-Shelby- Rush-Sullivan-Greene-Monroe-Brown-Bartholomew-Decatur-Knox-Daviess- Martin-Lawrence-Jackson-Jennings- Including the cities of Delphi, Flora, Williamsport, West Lebanon, Lafayette, West Lafayette, Frankfort, Kokomo, Attica, Covington, Veedersburg, Crawfordsville, Lebanon, Zionsville, Tipton, Fishers, Carmel, Noblesville, Anderson, Muncie, Winchester, Clinton, Newport, Rockville, Greencastle, Plainfield, Brownsburg, Danville, Indianapolis, Greenfield, Cumberland, New Castle, Terre Haute, Brazil, Clay City, Spencer, Martinsville, Mooresville, Greenwood, Franklin, Shelbyville, Rushville, Sullivan, Linton, Bloomfield, Bloomington, Nashville, Columbus, Greensburg, Vincennes, Washington, Loogootee, Shoals, Bedford, Mitchell, Seymour, Brownstown, and North Vernon 351 AM EDT Wed Apr 7 2021 This hazardous weather outlook is for central Indiana. .DAY ONE...Today and Tonight. There is a chance of thunderstorms midday through early evening. Severe storms are not expected. However, storms will be capable of brief heavy rain, gusty winds and cloud to ground lightning. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. There is a continued chance for thunderstorms Thursday, and periodic chances Friday and Saturday. Storms will be capable of brief heavy rain, gusty winds and cloud to ground lightning. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated. && More information, along with other weather, hydrological and climate information can be found at http://weather.gov/ind
In the hours before
Special weather statement, Apr 7, 2:24 PM EDT, 34 minutes before
Special Weather Statement
National Weather Service Indianapolis IN
224 PM EDT Wed Apr 7 2021
INZ046-047-054-071915-
Morgan IN-Hendricks IN-Marion IN-
224 PM EDT Wed Apr 7 2021
...50 TO 55 MPH GUSTS POSSIBLE WITH SHOWER MOVING INTO HENDRICKS
COUNTY...
At 223 PM EDT, Doppler radar was tracking a strong
thunderstorm 8 miles west of Mooresville, or 24 miles southwest of
Indianapolis, moving northeast at 25 mph.
Wind gusts of 50 to 55 mph will be possible with this storm.
Locations impacted include...
Indianapolis, Plainfield, Brownsburg, Beech Grove, Speedway,
Mooresville, Danville, Avon, Clermont, Monrovia, Clayton, Wynnedale,
Monument Circle, Eagle Creek Reservoir, Lake Hart, Indianapolis Int'l
Airport, Little Point and Camby.
LAT...LON 3992 8632 3973 8607 3947 8653 3959 8666
3960 8665
TIME...MOT...LOC 1823Z 224DEG 20KT 3959 8652
AWSpecial weather statement, Apr 7, 2:58 PM EDT, 0 minutes before
Special Weather Statement National Weather Service Indianapolis IN 258 PM EDT Wed Apr 7 2021 INZ037-039-046-047-071945- Hendricks IN-Boone IN-Hamilton IN-Marion IN- 258 PM EDT Wed Apr 7 2021 ...GUSTS UP TO 50 MPH WITH STORM MOVING THROUGH NORTHERN MARION COUNTY... At 258 PM EDT, Doppler radar was tracking a strong thunderstorm near Brownsburg, or 11 miles northwest of Indianapolis, moving northeast at 25 mph. Wind gusts up to 50 mph will be possible with this storm. Locations impacted include... Indianapolis, Carmel, Fishers, Noblesville, Brownsburg, Zionsville, Speedway, Westfield, Avon, Pittsboro, Meridian Hills, Clermont, Rocky Ripple, Williams Creek, Wynnedale, Spring Hill, Crows Nest, North Crows Nest, Eagle Creek Reservoir and Broad Ripple. LAT...LON 3976 8633 3985 8646 4015 8614 3998 8592 TIME...MOT...LOC 1858Z 225DEG 24KT 3986 8634 AW
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 7, 2:24 PM EDT | Special Weather Statement | IND | Hendricks | 51 min |
| Apr 7, 3:35 PM EDT | Special Weather Statement | IND | Martin | 40 min |
| Apr 7, 3:44 PM EDT | Special Weather Statement | IND | Marion | 31 min |
| Apr 7, 3:51 PM EDT | Special Weather Statement | IND | Boone | 39 min |
| Apr 7, 4:27 PM EDT | Special Weather Statement | IND | Lawrence | 48 min |
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.