Alert archive / Wisconsin / Special Weather Statements in 2017
Special Weather Statement, NWS Green Bay, WI
NWS Green Bay, WI issued this special weather statement at Aug 1, 2017, 7:04 PM CDT for Calumet County, Wisconsin. It was in force for 26 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 1, 2017, 7:04 PM CDT (00:04 UTC)
- Expired
- Aug 1, 2017, 7:30 PM CDT
- In force
- 26 min
- Issued by
- NWS Green Bay, WI
County Calumet County, WI
The radar
The Green Bay radar (KGRB), 41 km from the middle of the area, began a volume at 00:06 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
Green Bay/Straub, WI (KGRB), launched 00:00Z, 0.1 hours before the alert went out and 39 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
- 976 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1383 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 112 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
355 WWUS83 KGRB 020004 SPSGRB Special Weather Statement National Weather Service Green Bay WI 704 PM CDT TUE AUG 1 2017 WIZ049-020030- Calumet- 704 PM CDT TUE AUG 1 2017 ...THUNDERSTORMS WITH HEAVY RAINFALL WILL CONTINUE TO AFFECT CALUMET COUNTY... At 659 PM CDT, a small cluster of thunderstorm was located a couple miles east of High Cliff State Park, or 13 miles southeast of Appleton. The storms were moving southeast at 10 mph. Although the storms had weakened, they will still be capable of producing brief wind gusts to around 30 mph and heavy downpours as they push into eastern Calumet County. Locations impacted include... Brillion, Sherwood, Hilbert, Potter, and St John. Do not drive your vehicle through flooded roadways. LAT...LON 4411 8825 4420 8824 4420 8806 4404 8806 TIME...MOT...LOC 2359Z 295DEG 12KT 4415 8818 $$ Skowronski
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 8:03 PM CDT | Special Weather Statement | GRB | Wood | 87 min |
| Aug 2, 3:50 AM CDT | Small Craft Advisory | GRB | 24 hr |
Nearby
Special Weather Statements in Wisconsin, 2017Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.