Alert archive / Indiana / Special Weather Statements in 2021
Special Weather Statement, NWS Northern Indiana
NWS Northern Indiana issued this special weather statement at Aug 6, 2021, 7:17 PM EDT for Elkhart County, Indiana. It was in force for 43 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 6, 2021, 7:17 PM EDT (23:17 UTC)
- Expired
- Aug 6, 2021, 8:00 PM EDT
- In force
- 43 min
- Issued by
- NWS Northern Indiana
- Hail
- 0.75 in
- Wind
- 55
County Elkhart County, IN
The radar
The Northern Indiana radar (KIWX), 46 km from the middle of the area, began a volume at 23:15 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
Detroit, MI (KDTX), launched 12:00Z, 11.3 hours before the alert went out and 226 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
- 28 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 1342 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
633
WWUS83 KIWX 062317
SPSIWX
Special Weather Statement
National Weather Service Northern Indiana
717 PM EDT Fri Aug 6 2021
INZ004-005-MIZ078-070000-
St. Joseph IN-Elkhart IN-Cass MI-
717 PM EDT Fri Aug 6 2021
...A strong thunderstorm will impact portions of northwestern
Elkhart, northeastern St. Joseph and southeastern Cass Counties
through 800 PM EDT...
At 717 PM EDT, Doppler radar was tracking a strong thunderstorm over
Osceola, or near Mishawaka, moving northeast at 25 mph.
HAZARD...Wind gusts of 50 to 55 mph and penny 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...
Elkhart, Simonton Lake and Dunlap around 730 PM EDT.
Other locations in the path of this storm include Bristol.
This includes Interstate 80 in Indiana between mile markers 80 and
104.
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 4179 8577 4178 8577 4178 8579 4177 8579
4176 8578 4176 8575 4171 8572 4158 8612
4173 8621 4187 8581
TIME...MOT...LOC 2317Z 246DEG 23KT 4168 8607
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...55 MPH
$$
NWSThe office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 6:34 PM EDT | Special Weather Statement | IWX | Starke | 41 min |
| Aug 6, 6:47 PM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Starke | 28 min |
| Aug 6, 7:05 PM EDT | Special Weather Statement | IWX | Marshall | 55 min |
| Aug 6, 7:29 PM EDT | Areal Flood Advisory | IWX | Elkhart, Saint Joseph | 3 hr |
| Aug 6, 7:50 PM EDT | Special Weather Statement | IWX | Kosciusko | 40 min |
| Aug 6, 7:56 PM EDT | Special Weather Statement | IWX | Steuben | 34 min |
| Aug 6, 4:11 PM EDT | Special Weather Statement | IWX | Saint Joseph | 34 min |
| Aug 6, 4:45 PM EDT | Special Weather Statement | IWX | Saint Joseph | 30 min |
| Aug 6, 5:43 PM EDT | Special Weather Statement | IWX | Saint Joseph | 32 min |
| Aug 6, 6:35 PM EDT | Special Weather Statement | IWX | Cass | 40 min |
| Aug 6, 7:10 PM EDT | Special Weather Statement | IWX | Saint Joseph | 50 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.