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, 7:10 PM EDT for Saint Joseph County, Michigan. It was in force for 50 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, 7:10 PM EDT (23:10 UTC)
- Expired
- Aug 6, 2021, 8:00 PM EDT
- In force
- 50 min
- Issued by
- NWS Northern Indiana
- Hail
- 0.00 in
- Wind
- 50
County Saint Joseph County, MI
The radar
The Northern Indiana radar (KIWX), 60 km from the middle of the area, began a volume at 23:08 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, 11.2 hours before the alert went out and 193 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.
759
WWUS83 KIWX 062310
SPSIWX
Special Weather Statement
National Weather Service Northern Indiana
710 PM EDT Fri Aug 6 2021
MIZ079-070000-
St. Joseph MI-
710 PM EDT Fri Aug 6 2021
...A strong thunderstorm will impact portions of St. Joseph County
through 800 PM EDT...
At 710 PM EDT, Doppler radar was tracking a strong thunderstorm near
Constantine, or 10 miles southwest of Three Rivers, moving east at 30
mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
This strong thunderstorm will be near...
White Pigeon around 720 PM EDT.
Constantine around 725 PM EDT.
Other locations in the path of this storm include Centreville,
Sturgis and Colon.
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 4177 8529 4176 8576 4201 8576 4205 8529
TIME...MOT...LOC 2310Z 256DEG 24KT 4181 8575
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 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, 6:35 PM EDT | Special Weather Statement | IWX | Cass | 40 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.