NWUS53 KGRB 180401
LSRGRB

Preliminary Local Storm Report...Summary
National Weather Service Green Bay WI
1101 PM CDT Sun May 17 2026

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

0245 PM     Rain             1 SSW Plover            44.44N 89.55W
05/17/2026  M1.04 Inch       Portage            WI   CO-OP Observer   

            Corrects previous rain report from 1 SSW 
            Plover. 

0256 PM     Tstm Wnd Dmg     2 NW Charlesburg        43.98N 88.20W
05/17/2026                   Calumet            WI   Trained Spotter  

            Large limbs snapped on a healthy tree. 

0307 PM     Tstm Wnd Dmg     1 WSW Hayton            44.00N 88.14W
05/17/2026                   Calumet            WI   Emergency Mngr   

            Damage to barn, trailer flipped. Along 
            highway 32/57 southeast of Chilton. Time 
            estimated from radar. 

0309 PM     Tstm Wnd Dmg     1 ESE Chilton           44.02N 88.14W
05/17/2026                   Calumet            WI   Public           

            Barn damaged. Time estimated from radar. 

0347 PM     Tstm Wnd Dmg     3 W Shoto               44.16N 87.70W
05/17/2026                   Manitowoc          WI   Amateur Radio    

            Roof damage to barn along state highway 310. 
            Time estimated from radar. 

0350 PM     Hail             1 W Appleton            44.26N 88.42W
05/17/2026  M0.75 Inch       Outagamie          WI   Trained Spotter  

            Hail of 0.5 inch to 0.75 inch. 

0350 PM     Tstm Wnd Dmg     1 SW Shoto              44.15N 87.66W
05/17/2026                   Manitowoc          WI   Trained Spotter  

            3 to 4 trees downed along County Road B. 

0354 PM     Hail             Appleton                44.26N 88.40W
05/17/2026  M0.50 Inch       Outagamie          WI   Public           

            Near Richmond and W Harris Streets. Report 
            via social media. 

0356 PM     Tstm Wnd Dmg     Two Rivers              44.15N 87.56W
05/17/2026                   Manitowoc          WI   Broadcast Media  

            Tree uprooted. Time estimated from radar. 

0400 PM     Tstm Wnd Dmg     1 NNE Two Rivers        44.16N 87.55W
05/17/2026                   Manitowoc          WI   Amateur Radio    

            Downed trees and power lines along Sandy Bay 
            Road just south of Lake Breeze Way. Time 
            estimated from radar. 

0400 PM     Tstm Wnd Dmg     2 NW Two Rivers         44.18N 87.58W
05/17/2026                   Manitowoc          WI   Trained Spotter  

            Multiple trees downed and uprooted in Two 
            Rivers. 

0423 PM     Rain             Two Rivers              44.15N 87.56W
05/17/2026  M1.19 Inch       Manitowoc          WI   Trained Spotter  

             

0430 PM     Rain             2 NE Oshkosh            44.03N 88.54W
05/17/2026  M1.14 Inch       Winnebago          WI   Public           

             

0530 PM     Rain             Two Rivers              44.15N 87.56W
05/17/2026  M1.23 Inch       Manitowoc          WI   Trained Spotter  

             

0755 PM     Rain             Lena                    44.95N 88.05W
05/17/2026  M1.25 Inch       Oconto             WI   Public           

            Rain total as of 755 PM. Report via social 
            media. 


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