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 Jul 18, 2017, 1:35 PM CDT for 4 counties in Wisconsin. 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
- Jul 18, 2017, 1:35 PM CDT (18:35 UTC)
- Expired
- Jul 18, 2017, 2:15 PM CDT
- In force
- 40 min
- Issued by
- NWS Green Bay, WI
Counties Florence County, WI, Marinette County, WI, Menominee County, WI, Oconto County, WI
The radar
The Marquette radar (KMQT), 116 km from the middle of the area, began a volume at 18:36 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 12:00Z, 6.6 hours before the alert went out and 128 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
- 1109 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 105 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Green Bay, WI wrote its last area forecast discussion before this special weather statement went out at Jul 18, 11:44 AM CDT, 1 hour 51 minutes earlier.
Area forecast discussion, Jul 18, 11:44 AM CDT, 1 hour 51 minutes before
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Special weather statement, Jul 18, 10:55 AM CDT, 2 hours 40 minutes before
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</html>Special weather statement, Jul 18, 12:19 PM CDT, 1 hour 16 minutes before
Special Weather Statement
National Weather Service Green Bay WI
1219 PM CDT TUE JUL 18 2017
WIZ005-181830-
Vilas WI-
1219 PM CDT TUE JUL 18 2017
...THUNDERSTORMS DEVELOPING ACROSS VILAS COUNTY...
At 1218 PM CDT, Doppler radar was tracking a strong thunderstorm 12
miles south of Boulder Junction, or 15 miles west of Eagle River,
moving northeast at 30 mph. Additional thunderstorms were also
developing near Boulder Junction.
Half inch hail and winds in excess of 30 mph will be possible with
these storms.
Locations impacted include...
Eagle River, Lac Du Flambeau, Phelps, Boulder Junction, Winchester,
Arbor Vitae, Woodruff, Conover, Presque Isle and Manitowish Waters.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with these storms, and may
lead to localized flooding. Do not drive your vehicle through
flooded roadways.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 4614 8909 4607 8893 4598 8893 4598 8905
4590 8905 4590 8918 4586 8918 4586 8930
4590 8930 4590 9004 4598 9005 4598 8993
4630 8993
TIME...MOT...LOC 1718Z 239DEG 28KT 4593 8958
BerschSpecial weather statement, Jul 18, 1:35 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Green Bay WI
135 PM CDT TUE JUL 18 2017
WIZ011>013-020-021-031-073-074-181915-
Southern Oconto County-Southern Marinette
County-Shawano-Florence-Northern Oconto
County-Menominee-Forest-Northern Marinette County-
135 PM CDT TUE JUL 18 2017
...SCATTERED THUNDERSTORMS WILL AFFECT SOUTHEASTERN FOREST...
FLORENCE...MARINETTE...MENOMINEE...AND NORTHERN OCONTO COUNTIES...
At 131 PM CDT, radar indicated scattered thunderstorms along a line
from near Alvin to 13 miles east of Carter to near Neopit. Movement
was northeast at 30 mph. The strongest storms in the line could
produce wind gusts to 30 mph and possibly some pea-sized hail.
Locations impacted include...
Kingsford, Florence, Gillett, Crivitz, Pembine, Mountain, Goodman,
Wausaukee, Homestead and Tipler.
Persons in campgrounds should consider seeking sturdy shelter until
the storms pass.
LAT...LON 4598 8842 4599 8838 4596 8833 4596 8825
4592 8810 4587 8807 4581 8813 4575 8787
4571 8782 4557 8778 4556 8783 4552 8780
4487 8825 4488 8897 4512 8872 4512 8864
4519 8864 4532 8850 4599 8867 4602 8853
TIME...MOT...LOC 1831Z 225DEG 51KT 4604 8855 4537 8836 4492 8886
SkowronskiThe office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 10:55 AM CDT | Special Weather Statement | GRB | Lincoln, Marathon, Wood | 35 min |
| Jul 18, 11:15 AM CDT | Special Weather Statement | GRB | Marathon | 60 min |
| Jul 18, 11:42 AM CDT | Special Weather Statement | GRB | Portage, Wood | 93 min |
| Jul 18, 12:15 PM CDT | Special Weather Statement | GRB | Langlade, Menominee, Shawano | 75 min |
| Jul 18, 12:19 PM CDT | Special Weather Statement | GRB | Vilas | 71 min |
| Jul 18, 3:14 PM CDT | Special Weather Statement | GRB | Wood | 76 min |
| Jul 18, 3:51 PM CDT | Special Weather Statement | GRB | Florence, Forest, Langlade, Lincoln, Marathon, Menominee and 5 more | 69 min |
| Jul 18, 4:43 PM CDT | Special Weather Statement | GRB | Shawano | 77 min |
| Jul 18, 5:00 PM CDT | Special Weather Statement | GRB | Florence, Langlade, Marinette, Menominee, Oconto, Outagamie and 6 more | 90 min |
| Jul 18, 5:32 PM CDT | Severe Thunderstorm Warning | GRB | Brown, Oconto, Outagamie, Shawano, Waupaca | 43 min |
| Jul 18, 5:35 PM CDT | Special Marine Warning | GRB | 85 min | |
| Jul 18, 5:45 PM CDT | Special Weather Statement | GRB | Outagamie | 45 min |
| Jul 18, 6:12 PM CDT | Severe Thunderstorm Warning | GRB | Brown, Outagamie | 28 min |
| Jul 18, 6:21 PM CDT | Special Marine Warning | GRB | 54 min | |
| Jul 18, 6:21 PM CDT | Special Weather Statement | GRB | Marinette | 39 min |
| Jul 18, 6:33 PM CDT | Special Weather Statement | GRB | Calumet, Winnebago | 57 min |
| Jul 18, 6:35 PM CDT | Special Weather Statement | GRB | Door | 55 min |
| Jul 18, 6:37 PM CDT | Special Marine Warning | GRB | 83 min |
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.