Alert archive / Wisconsin / Special Weather Statements in 2017

Special Weather Statement, NWS Green Bay, WI

June 22, 2017Manitowoc County, Wisconsin

NWS Green Bay, WI issued this special weather statement at Jun 22, 2017, 4:41 AM CDT for Manitowoc County, Wisconsin. It was in force for 34 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 22, 2017, 4:41 AM CDT (09:41 UTC)
Expired: Jun 22, 2017, 5:15 AM CDT
In force: 34 min
Issued by: NWS Green Bay, WI

County Manitowoc County, WI

The radar

The Green Bay radar (KGRB), 46 km from the middle of the area, began a volume at 09:39 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, 9.7 hours before the alert went out and 44 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1863 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 150 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jun 22, 3:56 AM CDT, 45 minutes earlier.

Area forecast discussion, Jun 22, 3:56 AM CDT, 45 minutes before

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Hazardous weather outlook, Jun 21, 9:42 PM CDT, 6 hours 59 minutes before

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In the hours before

Special weather statement, Jun 22, 12:12 AM CDT, 4 hours 29 minutes before

Special Weather Statement
National Weather Service Green Bay WI
1212 AM CDT THU JUN 22 2017

WIZ036>039-048>050-220600-
Calumet WI-Waupaca WI-Outagamie WI-Winnebago WI-Manitowoc WI-
Brown WI-Portage WI-
1212 AM CDT THU JUN 22 2017

...THUNDERSTORMS EXPECTED TO AFFECT SOUTHWESTERN BROWN...
PORTAGE...CALUMET...WINNEBAGO...WAUPACA...OUTAGAMIE AND WESTERN
MANITOWOC COUNTIES...

At 1209 AM CDT, Doppler radar indicated thunderstorms along a line
from Whiting to near Menasha to Lake Winnebago. Movement was east at
40 mph.

Heavy rain is likely with the storms. The strongest storms could
produce dime-sized hail.

Locations impacted include...
Appleton, Oshkosh, Stevens Point, Waupaca, Menasha, Kaukauna, Little
Chute, New London, Kimberly and Clintonville.

People at Ford Festival Park should consider seeking safe shelter.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Any boaters on Lake Winnebago should move to a place of safety.
Remember, lightning can strike out to 10 miles from the parent
thunderstorm. If you can hear thunder, you are close enough to be
struck by lightning.

&&

LAT...LON 4391 8816 4394 8816 4394 8840 4391 8840
      4391 8849 4420 8864 4446 8973 4451 8973
      4451 8979 4464 8978 4465 8899 4442 8790
      4390 8782
TIME...MOT...LOC 0509Z 256DEG 33KT 4448 8959 4423 8854 4410 8843

Skowronski

Special weather statement, Jun 22, 1:05 AM CDT, 3 hours 36 minutes before

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Special weather statement, Jun 22, 1:21 AM CDT, 3 hours 20 minutes before

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Special weather statement, Jun 22, 2:38 AM CDT, 2 hours 3 minutes before

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Special weather statement, Jun 22, 3:52 AM CDT, 49 minutes before

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Special weather statement, Jun 22, 4:41 AM 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
Jun 21, 11:16 PM CDT	Special Weather Statement	GRB	Waushara, Winnebago	59 min
Jun 22, 12:12 AM CDT	Special Weather Statement	GRB	Calumet, Outagamie, Portage, Waupaca	48 min
Jun 22, 1:05 AM CDT	Special Weather Statement	GRB	Brown, Calumet, Manitowoc, Outagamie, Waupaca	55 min
Jun 22, 1:21 AM CDT	Special Weather Statement	GRB	Outagamie	24 min
Jun 22, 3:52 AM CDT	Special Weather Statement	GRB	Brown, Outagamie, Winnebago	53 min
Jun 22, 7:15 AM CDT	Special Weather Statement	GRB	Waushara, Winnebago	45 min
Jun 22, 10:07 AM CDT	Special Weather Statement	GRB	Marathon, Shawano	53 min
Jun 22, 12:02 PM CDT	Special Weather Statement	GRB	Marathon, Portage, Wood	58 min

Nearby

Special Weather Statements in Wisconsin, 2017 Every 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.