Alert archive / Indiana / Tornado Warnings in 2017
Tornado Warning 13, NWS Northern Indiana
NWS Northern Indiana issued this tornado warning at May 20, 2017, 7:29 PM EDT for White County, Indiana. It was in force for 31 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 20, 2017, 7:29 PM EDT (23:29 UTC)
- Expired
- May 20, 2017, 8:00 PM EDT
- In force
- 31 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County White County, IN
The radar
The Northern Indiana radar (KIWX), 121 km from the middle of the area, began a volume at 23:29 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 20, 7:35 PM EDT | TORNADO | 8 Ssw Wolcott, IN | TRAINED SPOTTER REPORTS SLENDER/ROPE CONE TORNADO. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.5 hours before the alert went out and 158 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 734 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 347 m²/s²
- 0-3 km storm-relative helicity
- 347 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
416
WFUS53 KIWX 202329
TORIWX
INC181-210000-
/O.NEW.KIWX.TO.W.0013.170520T2329Z-170521T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Northern Indiana
729 PM EDT SAT MAY 20 2017
The National Weather Service in Northern Indiana has issued a
* Tornado Warning for...
Western White County in northwestern Indiana...
* Until 800 PM EDT
* At 728 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Remington, or 7 miles east of Lochiel, moving
northeast at 25 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Wolcott around 745 PM EDT.
Monon around 800 PM EDT.
Other locations impacted by this tornadic thunderstorm include
Indiana Beach, Norway, Lee, Reynolds and Smithson.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4083 8710 4084 8709 4084 8699 4091 8699
4091 8687 4074 8672 4074 8675 4073 8676
4072 8675 4059 8710
TIME...MOT...LOC 2328Z 235DEG 23KT 4069 8713
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
NWS1 follow-up statement
629
WWUS53 KIWX 202342
SVSIWX
Severe Weather Statement
National Weather Service Northern Indiana
742 PM EDT SAT MAY 20 2017
INC181-210000-
/O.CON.KIWX.TO.W.0013.000000T0000Z-170521T0000Z/
White IN-
742 PM EDT SAT MAY 20 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR WESTERN
WHITE COUNTY...
At 741 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Wolcott, or 12 miles south of McCoysburg, moving
northeast at 25 mph.
HAZARD...Tornado.
SOURCE...Weather spotters reported a funnel cloud.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Monticello and Monon around 800 PM EDT.
Other locations impacted by this tornadic thunderstorm include
Indiana Beach, Norway, Lee, Reynolds and Smithson.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4083 8710 4084 8709 4084 8699 4091 8699
4091 8687 4074 8672 4074 8675 4073 8676
4072 8675 4059 8710
TIME...MOT...LOC 2341Z 235DEG 23KT 4074 8703
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
NWSThe office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 7:59 PM EDT | Tornado Warning | IWX | White | 31 min |
Nearby
Tornado Warnings in Indiana, 2017Every tornado warning in 2017Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.