Alert archive / Indiana / Special Weather Statements in 2017
Special Weather Statement, NWS Indianapolis, IN
NWS Indianapolis, IN issued this special weather statement at Apr 20, 2017, 3:21 PM EDT for Montgomery County, Vermillion County, Indiana. It was in force for 24 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 20, 2017, 3:21 PM EDT (19:21 UTC)
- Expired
- Apr 20, 2017, 3:45 PM EDT
- In force
- 24 min
- Issued by
- NWS Indianapolis, IN
Counties Montgomery County, IN, Vermillion County, IN
The radar
The Indianapolis radar (KIND), 84 km from the middle of the area, began a volume at 19:25 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, 7.4 hours before the alert went out and 121 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
- 241 J/kg
- Mixed-layer CIN
- -113 J/kg
- Mixed-layer LCL
- 1197 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 296 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.8
The text
As transmitted.
797 WWUS83 KIND 201921 SPSIND Special Weather Statement National Weather Service Indianapolis IN 321 PM EDT THU APR 20 2017 INZ035-036-043-044-201945- Montgomery IN-Fountain IN-Parke IN-Vermillion IN- 321 PM EDT THU APR 20 2017 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN FOUNTAIN...NORTHERN PARKE...CENTRAL VERMILLION AND MONTGOMERY COUNTIES UNTIL 345 PM EDT... At 320 PM EDT, Doppler radar was tracking a strong thunderstorm near Newport, or 16 miles southeast of Danville, moving east at 45 mph. Half inch hail and winds in excess of 40 mph will be possible with this storm. Locations impacted include... Crawfordsville, Newport, Cayuga, Ladoga, Waynetown, Darlington, New Market, Kingman, Waveland, New Ross, Wallace, Alamo, Lodi, Turkey Run State Park, Yeddo and Shades State Park. LAT...LON 4003 8753 4013 8672 3987 8669 3985 8753 TIME...MOT...LOC 1920Z 265DEG 38KT 3996 8744 $$ 50
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 1:15 PM EDT | Special Weather Statement | IND | Tippecanoe | 30 min |
| Apr 20, 3:32 PM EDT | Special Weather Statement | IND | Tippecanoe | 28 min |
| Apr 20, 3:42 PM EDT | Special Weather Statement | IND | Parke | 33 min |
| Apr 20, 3:46 PM EDT | Special Weather Statement | IND | Montgomery | 29 min |
| Apr 20, 4:07 PM EDT | Special Weather Statement | IND | Jackson | 23 min |
| Apr 20, 4:15 PM EDT | Special Weather Statement | IND | Parke | 30 min |
| Apr 20, 4:22 PM EDT | Severe Thunderstorm Warning | IND | Clay, Parke, Putnam, Vigo | 23 min |
| Apr 20, 4:44 PM EDT | Severe Thunderstorm Warning | IND | Owen, Putnam | 31 min |
| Apr 20, 5:03 PM EDT | Tornado Warning | IND | Hamilton, Madison | 27 min |
| Apr 20, 5:12 PM EDT | Severe Thunderstorm Warning | IND | Johnson, Morgan | 33 min |
| Apr 20, 7:02 PM EDT | Tornado Warning | IND | Bartholomew, Brown, Jackson, Jennings | 28 min |
| Apr 20, 7:31 PM EDT | Severe Thunderstorm Warning | IND | Jackson, Jennings | 29 min |
Nearby
Special Weather Statements in Indiana, 2017Every special weather statement 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.