Alert archive / Wisconsin / Special Weather Statements in 2016

Special Weather Statement, NWS Green Bay, WI

August 30, 2016Florence County, Wisconsin

NWS Green Bay, WI issued this special weather statement at Aug 30, 2016, 1:07 AM CDT for Florence County, Wisconsin. It was in force for 53 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 30, 2016, 1:07 AM CDT (06:07 UTC)
Expired
Aug 30, 2016, 2:00 AM CDT
In force
53 min
Issued by
NWS Green Bay, WI

County Florence County, WI

The radar

The Marquette radar (KMQT), 104 km from the middle of the area, began a volume at 06:08 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, 6.1 hours before the alert went out and 167 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-pSkew-T log-p diagram, Green Bay/Straub, WI at 00:00Z on 2016-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1413 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 00:00Z on 2016-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1413 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
1088 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
40 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

As transmitted.

910 
WWUS83 KGRB 300607
SPSGRB

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
107 AM CDT TUE AUG 30 2016
 
WIZ011-012-300700-
FLORENCE WI-FOREST WI-
107 AM CDT TUE AUG 30 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN FOREST AND FLORENCE
COUNTIES UNTIL 200 AM CDT...

AT 106 AM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 13
MILES SOUTHEAST OF EAGLE RIVER...MOVING EAST AT 30 MPH.

HALF INCH HAIL...WINDS IN EXCESS OF 40 MPH AND TORRENTIAL RAINFALL
WILL BE POSSIBLE WITH THIS STORM.

THIS STRONG THUNDERSTORM WILL BE NEAR...
  POPPLE RIVER AROUND 140 AM CDT. 
  TIPLER AROUND 150 AM CDT. 

OTHER LOCATIONS IMPACTED BY THIS STORM INCLUDE WINDSOR DAM
CAMPGROUND...MORGAN LAKE CAMPGROUND...LOST LAKE CAMPGROUND...HILES...
STEVENS LAKE CAMPGROUND...LONG LAKE...NEWALD...ALVIN...FRANKLIN LAKE
CAMPGROUND AND FENCE.

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.

PERSONS IN CAMPGROUNDS SHOULD CONSIDER SEEKING STURDY SHELTER UNTIL
THIS STORM PASSES.

&&

LAT...LON 4602 8851 4599 8850 4600 8846 4598 8842
      4599 8838 4597 8834 4572 8833 4572 8842
      4567 8843 4568 8905 4598 8905 4598 8894
      4601 8893 4602 8869 4599 8867 4598 8864
      4599 8861 4602 8860 4601 8859 4602 8853
TIME...MOT...LOC 0605Z 266DEG 32KT 4579 8902 

$$

ECKBERG

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 9:44 PM CDTSpecial Weather StatementGRBVilas91 min
Aug 30, 12:37 AM CDTSpecial Weather StatementGRBFlorence, Forest, Oneida23 min
Aug 30, 8:28 AM CDTSpecial Weather StatementGRBKewaunee62 min

Nearby

Special Weather Statements in Wisconsin, 2016Every special weather statement in 2016

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.