Alert archive / Michigan / Special Weather Statements in 2021
Special Weather Statement, NWS Northern Indiana
NWS Northern Indiana issued this special weather statement at Aug 6, 2021, 6:35 PM EDT for Cass County, Michigan. It was in force for 40 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, 6:35 PM EDT (22:35 UTC)
- Expired
- Aug 6, 2021, 7:15 PM EDT
- In force
- 40 min
- Issued by
- NWS Northern Indiana
- Hail
- 0.50 in
- Wind
- 40
County Cass County, MI
The radar
The Northern Indiana radar (KIWX), 53 km from the middle of the area, began a volume at 22:38 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, 10.6 hours before the alert went out and 236 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.
885
WWUS83 KIWX 062235
SPSIWX
Special Weather Statement
National Weather Service Northern Indiana
635 PM EDT Fri Aug 6 2021
INZ004-005-MIZ078-062315-
St. Joseph IN-Elkhart IN-Cass MI-
635 PM EDT Fri Aug 6 2021
...A strong thunderstorm will impact portions of northwestern
Elkhart, northeastern St. Joseph and southern Cass Counties through
715 PM EDT...
At 635 PM EDT, Doppler radar was tracking a strong thunderstorm over
Granger, moving northeast at 20 mph.
HAZARD...Winds in excess of 40 mph and half inch 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...
Osceola around 640 PM EDT.
Edwardsburg around 655 PM EDT.
Other locations in the path of this storm include Elkhart, Simonton
Lake and Bristol.
This includes Interstate 80 in Indiana between mile markers 76 and
101.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4193 8587 4178 8578 4177 8579 4176 8577
4174 8576 4159 8618 4175 8629 4176 8626
4176 8623 4178 8623
TIME...MOT...LOC 2235Z 242DEG 19KT 4171 8615
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 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, 7:17 PM EDT | Special Weather Statement | IWX | Elkhart | 43 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, 7:10 PM EDT | Special Weather Statement | IWX | Saint Joseph | 50 min |
Nearby
Special Weather Statements in Michigan, 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.