Alert archive / Wisconsin / Tornado Warnings in 2019

Tornado Warning 4, NWS Green Bay, WI

July 19, 2019Outagamie County, Shawano County, Waupaca County, Wisconsin

NWS Green Bay, WI issued this tornado warning at Jul 19, 2019, 8:57 PM CDT for Outagamie County, Shawano County, Waupaca County, Wisconsin. It was in force for 33 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 19, 2019, 8:57 PM CDT (01:57 UTC)
Expired: Jul 19, 2019, 9:30 PM CDT
In force: 33 min
Issued by: NWS Green Bay, WI
Area: Storm-based polygon
Tornado: Observed
Hail: 0.75 in

Counties Outagamie County, WI, Shawano County, WI, Waupaca County, WI

The radar

The Green Bay radar (KGRB), 67 km from the middle of the area, began a volume at 01:59 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.

What was reported inside it

Time	Report	Where	Remark
Jul 19, 9:30 PM CDT	TSTM WND DMG	4 N Iola, WI	SEVERAL TREES DOWN. WINDS ESTIMATED AT 60 MPH. RAINFALL TOTAL OF 1.26 INCHES.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 19, 5:55 PM CDT	Severe Thunderstorm Watch PDS	SPC	6 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 2.0 hours before the alert went out and 68 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: 2503 J/kg
Mixed-layer CIN: -76 J/kg
Mixed-layer LCL: 1199 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 38 m²/s²
0-3 km storm-relative helicity: 218 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 3.7

Open this sounding in Storm Lab

The text

As transmitted.

004 
WFUS53 KGRB 200157
TORGRB
WIC087-115-135-200230-
/O.NEW.KGRB.TO.W.0004.190720T0157Z-190720T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Green Bay WI
857 PM CDT Fri Jul 19 2019

The National Weather Service in Green Bay has issued a

* Tornado Warning for...
  Northern Waupaca County in northeastern Wisconsin...
  Northwestern Outagamie County in northeastern Wisconsin...
  Western Shawano County in northeastern Wisconsin...

* Until 930 PM CDT.

* At 856 PM CDT, a confirmed tornado was located 9 miles south of
  Wittenberg, or 22 miles northeast of Stevens Point, moving east at
  50 mph.

  HAZARD...Damaging tornado.

  SOURCE...Law enforcement confirmed tornado. At 830pm a tornado 
           destroyed a barn in Knowlton.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* The tornado will be near...
  Clintonville and Embarrass around 920 PM CDT.
  Navarino Wildlife Area around 930 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Buckbee, Leeman, Schmidt Corner, Split Rock, Sugar Bush, Caroline,
Tigerton, Wolf River Bottoms Wildlife Area, Adams Beach and
Northland.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 4458 8922 4477 8922 4469 8847 4443 8856
TIME...MOT...LOC 0156Z 283DEG 45KT 4467 8916 

TORNADO...OBSERVED
HAIL...<.75IN

$$

RDM

3 follow-up statements

572 
WWUS53 KGRB 200204
SVSGRB

Severe Weather Statement
National Weather Service Green Bay WI
904 PM CDT Fri Jul 19 2019

WIC087-115-135-200230-
/O.CON.KGRB.TO.W.0004.000000T0000Z-190720T0230Z/
Waupaca WI-Outagamie WI-Shawano WI-
904 PM CDT Fri Jul 19 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR NORTHERN
WAUPACA...NORTHWESTERN OUTAGAMIE AND WESTERN SHAWANO COUNTIES...
    
At 903 PM CDT, a severe thunderstorm capable of producing a tornado
was located 14 miles west of Clintonville, or 18 miles north of
Waupaca, moving east at 50 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation. A spotter reported a possible 
         tornado 5 miles west of Big Falls

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Clintonville around 920 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Buckbee, Leeman, Schmidt Corner, Split Rock, Sugar Bush, Wolf River
Bottoms Wildlife Area, Adams Beach, Deer Creek Wildlife Area, Bear
Creek and Symco.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4457 8917 4471 8909 4469 8847 4443 8856
TIME...MOT...LOC 0203Z 283DEG 45KT 4460 8905 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

RDM

429 
WWUS53 KGRB 200213
SVSGRB

Severe Weather Statement
National Weather Service Green Bay WI
913 PM CDT Fri Jul 19 2019

WIC115-200223-
/O.CAN.KGRB.TO.W.0004.000000T0000Z-190720T0230Z/
Shawano WI-
913 PM CDT Fri Jul 19 2019

...THE TORNADO WARNING FOR WESTERN SHAWANO COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 100 AM CDT for
northeastern Wisconsin.

LAT...LON 4453 8901 4464 8889 4463 8860 4459 8860
      4459 8851 4448 8854 4443 8857
TIME...MOT...LOC 0213Z 283DEG 45KT 4457 8887 

$$

WIC087-135-200230-
/O.CON.KGRB.TO.W.0004.000000T0000Z-190720T0230Z/
Waupaca WI-Outagamie WI-
913 PM CDT Fri Jul 19 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR
NORTHEASTERN WAUPACA AND NORTHWESTERN OUTAGAMIE COUNTIES...
    
At 913 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Clintonville, or 18 miles northeast of Waupaca,
moving east at 50 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
northeastern Waupaca and northwestern Outagamie Counties, including
the following locations... Fitzgerald Corners, Leeman, Deer Creek
Wildlife Area, Sugar Bush, Bear Creek, Symco, Wolf River Bottoms
Wildlife Area and Shiocton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4453 8901 4464 8889 4463 8860 4459 8860
      4459 8851 4448 8854 4443 8857
TIME...MOT...LOC 0213Z 283DEG 45KT 4457 8887 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

RDM

740 
WWUS53 KGRB 200223
SVSGRB

Severe Weather Statement
National Weather Service Green Bay WI
923 PM CDT Fri Jul 19 2019

WIC087-135-200233-
/O.EXP.KGRB.TO.W.0004.000000T0000Z-190720T0230Z/
Waupaca WI-Outagamie WI-
923 PM CDT Fri Jul 19 2019

...THE TORNADO WARNING FOR NORTHEASTERN WAUPACA AND NORTHWESTERN
OUTAGAMIE COUNTIES WILL EXPIRE AT 930 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 100 AM CDT for
northeastern Wisconsin.

LAT...LON 4453 8901 4464 8889 4463 8860 4459 8860
      4459 8851 4448 8854 4443 8857
TIME...MOT...LOC 0223Z 283DEG 45KT 4454 8872 

$$

RDM

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 19, 7:17 PM CDT	Severe Thunderstorm Warning	GRB	Langlade, Lincoln, Marathon, Portage, Wood	73 min
Jul 19, 7:25 PM CDT	Severe Thunderstorm Warning	GRB	Forest, Langlade, Lincoln, Oneida	65 min
Jul 19, 7:50 PM CDT	Flash Flood Warning	GRB	Oneida	115 min
Jul 19, 8:12 PM CDT	Severe Thunderstorm Warning	GRB	Forest, Langlade, Lincoln, Marathon, Marinette, Menominee and 3 more	63 min
Jul 19, 8:20 PM CDT	Special Marine Warning	GRB		115 min
Jul 19, 8:23 PM CDT	Severe Thunderstorm Warning	GRB	Marathon, Menominee, Portage, Shawano, Waupaca, Wood	52 min
Jul 19, 8:26 PM CDT	Tornado Warning	GRB	Marathon, Portage, Shawano, Waupaca	34 min
Jul 19, 9:08 PM CDT	Severe Thunderstorm Warning	GRB	Brown, Door, Kewaunee, Marinette, Oconto, Shawano	67 min
Jul 19, 9:10 PM CDT	Severe Thunderstorm Warning	GRB	Brown, Calumet, Kewaunee, Outagamie, Portage, Shawano and 4 more	50 min
Jul 19, 9:31 PM CDT	Areal Flood Advisory	GRB	Portage, Waupaca, Wood	111 min
Jul 19, 9:40 PM CDT	Severe Thunderstorm Warning	GRB	Brown, Calumet, Kewaunee, Manitowoc, Outagamie, Waushara and 1 more	50 min
Jul 19, 9:44 PM CDT	Areal Flood Advisory	GRB	Brown, Outagamie	101 min
Jul 19, 10:09 PM CDT	Special Marine Warning	GRB		111 min
Jul 19, 10:17 PM CDT	Severe Thunderstorm Warning	GRB	Door	43 min
Jul 19, 10:25 PM CDT	Areal Flood Advisory	GRB	Calumet, Manitowoc, Waushara, Winnebago	2 hr
Jul 19, 10:32 PM CDT	Severe Thunderstorm Warning	GRB	Calumet, Manitowoc, Winnebago	43 min
Jul 19, 10:56 PM CDT	Special Weather Statement	GRB	Winnebago	34 min
Jul 20, 8:00 AM CDT	Flash Flood Watch	GRB	Brown, Calumet, Kewaunee, Manitowoc, Marathon, Outagamie and 6 more	7 hr
Jul 20, 8:57 AM CDT	Special Weather Statement	GRB	Kewaunee	33 min
Jul 20, 9:51 AM CDT	Severe Thunderstorm Warning	GRB	Marathon, Portage, Wood	54 min
Jul 20, 9:53 AM CDT	Flash Flood Warning	GRB	Marathon, Portage, Shawano, Waupaca, Waushara, Wood	5 hr
Jul 20, 10:34 AM CDT	Severe Thunderstorm Warning	GRB	Marathon, Menominee, Outagamie, Portage, Shawano, Waupaca and 3 more	56 min
Jul 20, 10:44 AM CDT	Special Marine Warning	GRB		2 hr
Jul 20, 10:46 AM CDT	Tornado Warning	GRB	Portage, Waupaca	29 min
Jul 20, 10:48 AM CDT	Flash Flood Warning	GRB	Brown, Calumet, Door, Kewaunee, Manitowoc, Menominee and 6 more	4 hr
Jul 20, 11:03 AM CDT	Tornado Warning	GRB	Outagamie, Waupaca	27 min
Jul 20, 11:21 AM CDT	Severe Thunderstorm Warning	GRB	Brown, Calumet, Kewaunee, Manitowoc, Outagamie, Shawano and 3 more	54 min
Jul 20, 11:22 AM CDT	Tornado Warning Tornado observed	GRB	Brown, Outagamie	38 min
Jul 20, 11:35 AM CDT	Severe Thunderstorm Warning	GRB	Menominee, Oconto, Shawano	40 min
Jul 20, 11:47 AM CDT	Tornado Warning	GRB	Brown, Kewaunee, Manitowoc	43 min
Jul 20, 11:58 AM CDT	Severe Thunderstorm Warning	GRB	Door	62 min
Jul 20, 12:14 PM CDT	Severe Thunderstorm Warning	GRB	Brown, Kewaunee, Manitowoc	31 min
Jul 20, 12:42 PM CDT	Special Marine Warning	GRB		56 min
Jul 20, 12:55 PM CDT	Severe Thunderstorm Warning	GRB	Door	24 min
Jul 20, 1:25 PM CDT	Special Weather Statement	GRB	Portage, Shawano, Waupaca, Waushara	65 min
Jul 20, 2:04 PM CDT	Special Weather Statement	GRB	Brown, Calumet, Menominee, Oconto, Outagamie, Shawano and 3 more	56 min

Nearby

Tornado Warnings in Wisconsin, 2019 Every tornado warning in 2019 Tornadoes in 2019

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.