Overview
A line of severe thunderstorms produced strong winds and hail across central and northeast Wisconsin during the morning of July 21, 2016. The squall line developed early in the morning in a warm and very humid air mass. Storms produced widespread wind gusts over 55 mph and some hail. Trees and power lines were knocked down at many locations. The line of storms quickly moved southeast across the area, traversing the northeast third of Wisconsin in about four hours (Vilas County to Manitowoc County). |
Wind & Hail:
The storms produced widespread high winds, but a few hail reports were also received in central Wisconsin.
Storm Map
Reports |
Radar:
Radar showed a classic squall line as storms organized in a linear fashion and quickly moved southeast across the region.
6:30 AM Radar | 8:30 AM Radar | Overview Animation | Reflectivity & Velocity |
Storm Reports
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON... ..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.... ..REMARKS.. 0545 AM TSTM WND DMG BOULDER JUNCTION 46.11N 89.63W 07/21/2016 VILAS WI LAW ENFORCEMENT NUMEROUS TREES AND POWERLINES DOWN THROUGHOUT MUCH OF THE COUNTY. SOME TREES DOWN ON HOUSES. WIND DAMAGE OCCURRED FROM APPROXIMATELY 515 AM TO 615 AM CDT BASED ON RADAR. 0612 AM TSTM WND DMG TOMAHAWK 45.46N 89.73W 07/21/2016 LINCOLN WI LAW ENFORCEMENT TREES DOWN. TIME ESTIMATED. 0620 AM TSTM WND DMG ALVIN 46.01N 88.81W 07/21/2016 FOREST WI LAW ENFORCEMENT A FEW POWER LINES DOWN IN THE ALVIN AREA. TIME ESTIMATED FROM RADAR. 0625 AM TSTM WND DMG RHINELANDER 45.63N 89.41W 07/21/2016 ONEIDA WI LAW ENFORCEMENT TREES DOWN. TIME ESTIMATED. 0635 AM TSTM WND DMG TIPLER 45.91N 88.63W 07/21/2016 FLORENCE WI LAW ENFORCEMENT NUMEROUS TREES DOWN ON POWERLINES MAINLY IN THE WESTERN PORTION OF THE COUNTY IN THE TIPLER...LONG LAKE AND FERN AREAS. TIME ESTIMATED VIA RADAR. 0645 AM TSTM WND DMG SUMMIT LAKE 45.38N 89.19W 07/21/2016 LANGLADE WI LAW ENFORCEMENT NUMEROUS TREES AND POWERLINES DOWN. 0655 AM TSTM WND DMG PEARSON 45.36N 89.01W 07/21/2016 LANGLADE WI LAW ENFORCEMENT NUMEROUS TREES AND POWERLINES DOWN IN THE PEARSON AREA EASTWARD TO HIGHWAY 55 NEAR PICKEREL. POWER OUTAGES IN THIS AREA AS WELL. TIME ESTIMATED VIA RADAR. 0700 AM TSTM WND DMG PICKEREL 45.36N 88.91W 07/21/2016 LANGLADE WI LAW ENFORCEMENT NUMEROUS TREES AND POWERLINES DOWN IN THE PICKEREL AREA EASTWARD TO HIGHWAY 52. POWER OUTAGES ALSO REPORTED IN THIS AREA. TIME ESTIMATED VIA RADAR. 0703 AM TSTM WND DMG 10 W CARTER 45.39N 88.84W 07/21/2016 FOREST WI LAW ENFORCEMENT NUMEROUS TREES AND POWERLINES DOWN IN THE FAR SOUTHERN AND SOUTHWESTERN PORTION OF THE COUNTY WEST OF CARTER...AND ABOUT 2 MILES NORTH OF THE PICKEREL AREA. 0705 AM TSTM WND DMG DUNBAR 45.65N 88.18W 07/21/2016 MARINETTE WI LAW ENFORCEMENT FEWS TREES DOWN IN DUNBAR AREA 0707 AM HAIL WAUSAU 44.96N 89.63W 07/21/2016 M1.00 INCH MARATHON WI TRAINED SPOTTER TREE LIMBS ALSO DOWN 0709 AM TSTM WND GST MOSINEE 44.78N 89.69W 07/21/2016 M60.00 MPH MARATHON WI ASOS 0715 AM TSTM WND DMG PEMBINE 45.63N 88.00W 07/21/2016 MARINETTE WI LAW ENFORCEMENT FEW TREES DOWN IN PEMBINE 0718 AM HAIL MARSHFIELD 44.66N 90.16W 07/21/2016 M1.00 INCH WOOD WI PUBLIC TIME ESTIMATED. FROM SOCIAL MEDIA. 0739 AM HAIL BIRON 44.43N 89.78W 07/21/2016 M1.00 INCH WOOD WI PUBLIC FROM SOCIAL MEDIA 0740 AM HAIL WISCONSIN RAPIDS 44.40N 89.84W 07/21/2016 M1.00 INCH WOOD WI PUBLIC FROM SOCIAL MEDIA 0752 AM TSTM WND DMG BOWLER 44.86N 88.96W 07/21/2016 SHAWANO WI LAW ENFORCEMENT TREES DOWN REPORTED IN BOWLER. 0800 AM HAIL AMHERST 44.45N 89.28W 07/21/2016 M0.88 INCH PORTAGE WI TRAINED SPOTTER TOWN OF LANARK 0805 AM TSTM WND DMG PESHTIGO 45.04N 87.75W 07/21/2016 MARINETTE WI LAW ENFORCEMENT MANY TREES DOWN. SOME ON POWERLINES NEAR COUNTY VV IN PESHTIGO. 0806 AM TSTM WND DMG WAUPACA 44.34N 89.06W 07/21/2016 WAUPACA WI LAW ENFORCEMENT TREES DOWN. TIME ESTIMATED. 0807 AM TSTM WND DMG MARINETTE 45.09N 87.61W 07/21/2016 MARINETTE WI LAW ENFORCEMENT FEW TREES DOWN IN THE CITY OF MARINETTE. 0815 AM TSTM WND DMG 8 N TOMAHAWK 45.58N 89.73W 07/21/2016 ONEIDA WI TRAINED SPOTTER TREE DAMAGE, SOME 12 INCH TREES, WINDS GUSTS ESTIMATED AT 50-60 MPH. 0815 AM TSTM WND DMG PENSAUKEE 44.81N 87.91W 07/21/2016 OCONTO WI LAW ENFORCEMENT NUMEROUS TREES AND POWERLINES DOWN IN THE TOWNS OF OCONTO...LITTLE RIVER AND PENSAUKEE. TIME ESTIMATED VIA RADAR. 0815 AM TSTM WND DMG KING 44.33N 89.13W 07/21/2016 WAUPACA WI TRAINED SPOTTER WIDESPREAD DAMAGE WEST OF WAUPACA. LARGE TREES AND POWERLINES DOWN, SHINGLES OFF ROOFS. 0825 AM TSTM WND DMG GREEN BAY 44.51N 88.00W 07/21/2016 BROWN WI AMATEUR RADIO 7-8 INCH BRANCH SUSPENDED OVER SHADY LANE. 0825 AM TSTM WND DMG GREEN BAY 44.51N 88.00W 07/21/2016 BROWN WI AMATEUR RADIO HEALTHY LARGE TREE DOWN ACROSS SHADY LANE ROAD. 0840 AM TSTM WND DMG STURGEON BAY 44.83N 87.38W 07/21/2016 DOOR WI LAW ENFORCEMENT A COUPLE TREES DOWN JUST NORTH OF STURGEON BAY ON REYNOLDS ROAD AND JUST SOUTH OF STURGEON BAY...NEAR CLAY BANKS. 0845 AM TSTM WND DMG LUXEMBURG 44.54N 87.69W 07/21/2016 KEWAUNEE WI LAW ENFORCEMENT SCATTERED TREES AND POWER LINES DOWN IN THE LUXEMBURG AREA AND ALSO NEAR CASCO AREA. TIME ESTIMATED VIA RADAR. 0852 AM TSTM WND DMG WEYAUWEGA 44.31N 88.93W 07/21/2016 WAUPACA WI TRAINED SPOTTER POWER LINES DOWN. MINOR STREET FLOODING. 0930 AM TSTM WND DMG MANITOWOC 44.08N 87.66W 07/21/2016 MANITOWOC WI LAW ENFORCEMENT JUST A FEW TREE LIMBS DOWN IN MANITOWOC AND IN NEWTON. TIME ESTIMATED VIA RADAR.
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