Alert archive / Wisconsin / Special Weather Statements in 2024

Special Weather Statement, NWS Green Bay, WI

August 16, 2024Outagamie County, Wisconsin

NWS Green Bay, WI issued this special weather statement at Aug 16, 2024, 3:02 PM CDT for Outagamie County, Wisconsin. It was in force for 43 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 16, 2024, 3:02 PM CDT (20:02 UTC)
Expired: Aug 16, 2024, 3:45 PM CDT
In force: 43 min
Issued by: NWS Green Bay, WI
Hail: 0.50 in
Wind: 50

County Outagamie County, WI

The radar

The Green Bay radar (KGRB), 25 km from the middle of the area, began a volume at 20:03 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, 8.0 hours before the alert went out and 24 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 181 J/kg
Mixed-layer CIN: -96 J/kg
Mixed-layer LCL: 1219 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 57 m²/s²
0-3 km storm-relative helicity: 123 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

As transmitted.

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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 Aug 16, 2:52 PM CDT, 10 minutes earlier.

Area forecast discussion, Aug 16, 2:52 PM CDT, 10 minutes before

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Hazardous weather outlook, Aug 16, 2:46 PM CDT, 16 minutes before

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In the hours before

Special weather statement, Aug 16, 11:54 AM CDT, 3 hours 8 minutes before

Special Weather Statement
National Weather Service Green Bay WI
1154 AM CDT Fri Aug 16 2024

WIZ030-035-161745-
Wood WI-Marathon WI-
1154 AM CDT Fri Aug 16 2024

...STRONG THUNDERSTORMS WILL IMPACT WOOD AND WESTERN MARATHON
COUNTIES THROUGH 1245 PM CDT...

At 1154 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Colby to near Pittsville. Movement was
east at 20 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Wisconsin Rapids, Marshfield, Pittsville, Babcock, Nekoosa, Port
Edwards, Stratford, Marathon City, Edgar, and Rib Falls.

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.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4508 8985 4469 8983 4468 8985 4451 8984
      4451 8982 4432 8981 4428 9025 4494 9028
TIME...MOT...LOC 1654Z 254DEG 18KT 4489 9020 4437 9017

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

GK

Local storm report, Aug 16, 12:05 PM CDT, 2 hours 57 minutes before

Preliminary Local Storm Report
National Weather Service Green Bay WI
1205 PM CDT Fri Aug 16 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1151 AM     Tstm Wnd Gst     SW Marshfield           44.65N 90.18W
08/16/2024  M43 MPH          Wood               WI   ASOS

&&

Special weather statement, Aug 16, 12:40 PM CDT, 2 hours 22 minutes before

Special Weather Statement
National Weather Service Green Bay WI
1240 PM CDT Fri Aug 16 2024

WIZ035-036-161830-
Wood WI-Portage WI-
1240 PM CDT Fri Aug 16 2024

...A STRONG THUNDERSTORM WILL IMPACT SOUTHEASTERN WOOD AND
SOUTHWESTERN PORTAGE COUNTIES THROUGH 130 PM CDT...

At 1240 PM CDT, Doppler radar was tracking a strong thunderstorm near
Wisconsin Rapids, moving east at 20 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Wisconsin Rapids, Lake Wazeecha, Nekoosa, Port Edwards, Biron,
Vesper, Rudolph, Cranmoor, Kellner, and Walker.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4425 9004 4449 9005 4454 8962 4425 8962
TIME...MOT...LOC 1740Z 259DEG 16KT 4442 8992

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

GK

Special weather statement, Aug 16, 1:21 PM CDT, 1 hour 41 minutes before

Special Weather Statement
National Weather Service Green Bay WI
121 PM CDT Fri Aug 16 2024

WIZ036-037-161900-
Waupaca WI-Portage WI-
121 PM CDT Fri Aug 16 2024

...A STRONG THUNDERSTORM WILL IMPACT PORTAGE AND SOUTHWESTERN WAUPACA
COUNTIES THROUGH 200 PM CDT...

At 121 PM CDT, Doppler radar was tracking a strong thunderstorm over
Whiting, or near Stevens Point, moving east at 30 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Stevens Point, Waupaca, Whiting, Amherst, Chain O' Lakes-King,
Hartman Creek State Park, Plover, Stockton, King, and Jordan.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4425 8965 4454 8973 4462 8919 4424 8907
TIME...MOT...LOC 1821Z 252DEG 27KT 4446 8959

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

GK

Special weather statement, Aug 16, 1:55 PM CDT, 1 hour 7 minutes before

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Special weather statement, Aug 16, 3:02 PM CDT, 0 minutes before

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The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 16, 8:47 AM CDT	Marine Dense Fog Advisory	GRB		4 hr
Aug 16, 11:54 AM CDT	Special Weather Statement	GRB	Wood	51 min
Aug 16, 12:40 PM CDT	Special Weather Statement	GRB	Wood	50 min
Aug 16, 1:21 PM CDT	Special Weather Statement	GRB	Portage	39 min
Aug 16, 1:55 PM CDT	Special Weather Statement	GRB	Portage, Waupaca	50 min
Aug 16, 3:26 PM CDT	Areal Flood Advisory	GRB	Forest	111 min
Aug 16, 3:37 PM CDT	Areal Flood Advisory	GRB	Kewaunee	3 hr
Aug 16, 3:59 PM CDT	Areal Flood Advisory	GRB	Outagamie	3 hr
Aug 16, 4:31 PM CDT	Special Weather Statement	GRB	Calumet	29 min
Aug 16, 5:10 PM CDT	Areal Flood Advisory	GRB	Marinette	2 hr
Aug 16, 5:44 PM CDT	Special Weather Statement	GRB	Marinette	31 min

Nearby

Special Weather Statements in Wisconsin, 2024 Every special weather statement in 2024

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.