Alert archive / Michigan / Special Weather Statements in 2021
Special Weather Statement, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this special weather statement at Jun 19, 2021, 1:21 PM EDT for Van Buren County, Michigan. It was in force for 39 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
- Jun 19, 2021, 1:21 PM EDT (17:21 UTC)
- Expired
- Jun 19, 2021, 2:00 PM EDT
- In force
- 39 min
- Issued by
- NWS Grand Rapids, MI
County Van Buren County, MI
The radar
The Grand Rapids radar (KGRR), 92 km from the middle of the area, began a volume at 17:24 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, 5.4 hours before the alert went out and 225 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
- 2433 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
382
WWUS83 KGRR 191721
SPSGRR
Special Weather Statement
National Weather Service Grand Rapids MI
121 PM EDT Sat Jun 19 2021
MIZ071-191800-
Van Buren-
121 PM EDT Sat Jun 19 2021
...A STRONG THUNDERSTORM WILL AFFECT SOUTHERN VAN BUREN COUNTY...
At 120 PM EDT, a developing thunderstorm was located over Hartford,
or 13 miles west of Paw Paw, moving east at 30 mph.
Winds in excess of 40 mph and pea size hail are possible with this
storm.
Locations impacted include...
Paw Paw... Hartford... Mattawan...
Lawton... Decatur... Keeler...
Lawrence...
If outdoors, consider seeking shelter inside a building.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
LAT...LON 4207 8622 4223 8622 4228 8621 4227 8577
4207 8576
TIME...MOT...LOC 1720Z 279DEG 27KT 4220 8614
$$
CASThe office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 8:05 AM EDT | Special Marine Warning | GRR | 115 min | |
| Jun 19, 8:13 AM EDT | Special Weather Statement | GRR | Calhoun, Kalamazoo | 62 min |
| Jun 19, 8:18 AM EDT | Special Marine Warning | GRR | 117 min | |
| Jun 19, 8:24 AM EDT | Areal Flood Advisory | GRR | Kalamazoo | 6 hr |
| Jun 19, 8:59 AM EDT | Areal Flood Advisory | GRR | Calhoun | 2 hr |
| Jun 19, 9:18 AM EDT | Special Marine Warning | GRR | 87 min | |
| Jun 19, 10:36 AM EDT | Special Weather Statement | GRR | Oceana | 39 min |
| Jun 19, 10:46 AM EDT | Special Marine Warning | GRR | 29 min | |
| Jun 19, 10:59 AM EDT | Special Weather Statement | GRR | Muskegon | 61 min |
| Jun 19, 12:20 PM EDT | Special Marine Warning | GRR | 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.