National Weather Service United States Department of Commerce

Event Overview

A low pressure system tracked southeast from the Northern Plains Saturday night through Sunday night, bringing snow to the area.  The heaviest snow fell in a band from northwest to east-central Wisconsin.

 

Radar Imagery

Below is a radar loop of a portion of the event that occurred from about 500 am to 500 pm on Sunday, March 12.  The snow that fell across much of the area during the day Sunday generally melted on pavement because of temperatures near to slightly above freezing.

Radar Loop of Snow

 

Below is a radar loop of the portion of the event from about 500 pm Sunday, March 12 to 200 am Monday, March 13.  The snow that fell during the evening and overnight accumulated rapidly as temperatures begin to fall with the loss of daylight.

Radar Loop of Snow

 

Snowfall Maps

Below is a map of the 2-day snowfall totals based on reports from our Cooperative Weather Observers.

 

Below is a map of the 2-day snowfall totals based a compilation of various sources.

 

 

Snowfall Reports

Below is a summary of snowfall reports received through about 10 am Monday morning.  Most of the reports are event total snowfall reports, though some may not include snow that fell early in the event.

 

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE GREEN BAY WI
847 AM CDT MON MAR 13 2023

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

0520 AM     HEAVY SNOW       7 N IOLA                44.60N 89.11W
03/13/2023  M13.2 INCH       WAUPACA            WI   TRAINED SPOTTER

            STORM TOTAL.

0800 AM     SNOW             1 NE DENMARK            44.35N 87.81W
03/13/2023  M12.5 INCH       BROWN              WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION DENW3 DENMARK WWTP.

0700 AM     SNOW             2 NE WESTON             44.92N 89.54W
03/13/2023  M12.3 INCH       MARATHON           WI   COCORAHS

            COCORAHS STATION WI-MT-1 WESTON 1 NE.

0700 AM     SNOW             4 ESE MC NAUGHTON       45.70N 89.48W
03/13/2023  M11.5 INCH       ONEIDA             WI   COCORAHS

            COCORAHS STATION WI-ON-14 RHINELANDER 5.5
            NW.

0800 AM     SNOW             ROSHOLT                 44.63N 89.31W
03/13/2023  M11.5 INCH       PORTAGE            WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION RSTW3 ROSHOLT.

0700 AM     SNOW             1 NE WAUSAU             44.97N 89.61W
03/13/2023  M11.0 INCH       MARATHON           WI   COCORAHS

            COCORAHS STATION WI-MT-4 WAUSAU 1 ENE.

0630 AM     SNOW             2 WSW WOODRUFF          45.89N 89.73W
03/13/2023  M10.5 INCH       ONEIDA             WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION MQRW3 MINOCQUA.

0700 AM     SNOW             10 ENE WAUSAU           45.02N 89.44W
03/13/2023  M10.5 INCH       MARATHON           WI   TRAINED SPOTTER



0700 AM     SNOW             1 NNW DANCY             44.70N 89.70W
03/13/2023  M10.4 INCH       MARATHON           WI   COCORAHS

            COCORAHS STATION WI-MT-13 DANCY 1 NNW.

0700 AM     SNOW             1 SSE HAZELHURST        45.78N 89.70W
03/13/2023  M10.0 INCH       ONEIDA             WI   COCORAHS

            COCORAHS STATION WI-ON-8 HAZELHURST 2.1 SSE.

0700 AM     SNOW             1 SE HAZELHURST         45.78N 89.70W
03/13/2023  M10.0 INCH       ONEIDA             WI   PUBLIC



0700 AM     SNOW             ASHWAUBENON             44.46N 88.08W
03/13/2023  M9.9 INCH        BROWN              WI   OFFICIAL NWS OBS

            STORM TOTAL.

0500 AM     SNOW             2 NNE RUDOLPH           44.53N 89.79W
03/13/2023  M9.7 INCH        PORTAGE            WI   COCORAHS

            COCORAHS STATION WI-PT-8 RUDOLPH 1 NNE.

0833 AM     SNOW             6 E KNOWLTON            44.69N 89.55W
03/13/2023  M9.6 INCH        MARATHON           WI   PUBLIC



0500 AM     SNOW             1 NE MOON               44.77N 89.77W
03/13/2023  M9.5 INCH        MARATHON           WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION EPTW3 MOON 1 E.

0700 AM     SNOW             HEAFFORD JUNCTION       45.54N 89.71W
03/13/2023  M9.5 INCH        LINCOLN            WI   COCORAHS

            COCORAHS STATION WI-LN-6 TOMAHAWK 4.6 N.

0600 AM     SNOW             1 ESE WILD ROSE         44.18N 89.24W
03/13/2023  M9.4 INCH        WAUSHARA           WI   COCORAHS

            COCORAHS STATION WI-WH-7 WILD ROSE 0.5 E.

0700 AM     SNOW             TOMAHAWK                45.46N 89.73W
03/13/2023  M9.3 INCH        LINCOLN            WI   COCORAHS

            COCORAHS STATION WI-LN-7 TOMAHAWK 1.2 SSW.

0714 AM     SNOW             1 W STEVENS POINT       44.51N 89.59W
03/13/2023  M9.3 INCH        PORTAGE            WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION STPW3 STEVENS POINT.

0500 AM     SNOW             2 WNW APPLETON          44.28N 88.44W
03/13/2023  M9.0 INCH        OUTAGAMIE          WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION APPW3 APPLETON.

0700 AM     SNOW             WRIGHTSTOWN             44.33N 88.17W
03/13/2023  M9.0 INCH        BROWN              WI   COCORAHS

            COCORAHS STATION WI-BN-22 WRIGHTSTOWN 0.4
            ENE.

0841 AM     HEAVY SNOW       1 NW SPLIT ROCK         44.71N 89.02W
03/13/2023  M9.0 INCH        SHAWANO            WI   COCORAHS

            THE SNOWFALL TOTAL FOR MARCH STANDS AT 21.5
            INCHES.

0700 AM     SNOW             3.6 NE MOSINEE          44.82N 89.64W
03/13/2023  M8.9 INCH        MARATHON           WI   TRAINED SPOTTER



0700 AM     SNOW             3 SSE AMHERST           44.41N 89.26W
03/13/2023  M8.8 INCH        PORTAGE            WI   COCORAHS

            COCORAHS STATION WI-PT-19 AMHERST 2.6 SSE.

0700 AM     SNOW             3 SSE AMHERST           44.41N 89.26W
03/13/2023  M8.8 INCH        PORTAGE            WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION AMHW3 AMHERST 3 SE.

1220 AM     SNOW             4 W NEENAH              44.18N 88.52W
03/13/2023  M8.5 INCH        WINNEBAGO          WI   BROADCAST MEDIA

            COURTESY OF WGBA-TV.

0700 AM     SNOW             1 NNW PULCIFER          44.85N 88.35W
03/13/2023  M8.5 INCH        SHAWANO            WI   COCORAHS

            COCORAHS STATION WI-SW-1 CECIL 5.6 ENE.

0500 AM     SNOW             1 WNW IOLA              44.50N 89.13W
03/13/2023  M8.4 INCH        WAUPACA            WI   COCORAHS

            COCORAHS STATION WI-WP-11 IOLA 0.4 SSW.

0600 AM     SNOW             5 ENE RHINELANDER       45.65N 89.31W
03/13/2023  M8.4 INCH        ONEIDA             WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION RHLW3 RHINELANDER 4
            NE.

0500 AM     SNOW             SUMMIT LAKE             45.38N 89.19W
03/13/2023  M8.3 INCH        LANGLADE           WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION SULW3 SUMMIT LAKE.

0700 AM     SNOW             1 ENE MOUNTAIN          45.18N 88.46W
03/13/2023  M8.3 INCH        OCONTO             WI   COCORAHS

            COCORAHS STATION WI-OC-8 MOUNTAIN 0.9 E.

0600 AM     SNOW             2 S SUGAR BUSH          44.45N 88.73W
03/13/2023  M7.9 INCH        OUTAGAMIE          WI   COCORAHS

            COCORAHS STATION WI-OG-18 NEW LONDON 4.1 N.

0700 AM     SNOW             1 NW SAINT GERMAIN      45.92N 89.49W
03/13/2023  M7.8 INCH        VILAS              WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION STGW3 ST GERMAIN 0.6
            NW.

0700 AM     SNOW             10 NE BOULDER JUNCTION  46.19N 89.46W
03/13/2023  M7.7 INCH        VILAS              WI   COCORAHS

            COCORAHS STATION WI-VL-9 BOULDER JUNCTION 9
            ENE.

0600 AM     SNOW             1 SE WILLOW RESERVOIR   45.70N 89.83W
03/13/2023  M7.5 INCH        ONEIDA             WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION WILW3 WILLOW.

0731 AM     SNOW             1 NW ARGONNE            45.67N 88.90W
03/13/2023  M7.4 INCH        FOREST             WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION AGNW3 ARGONNE 1.5 NW.

0600 AM     SNOW             7 NNE HAMBURG           45.18N 89.85W
03/13/2023  M7.2 INCH        LINCOLN            WI   COCORAHS

            COCORAHS STATION WI-LN-2 MERRILL 7 W.

0600 AM     SNOW             7 NNE HAMBURG           45.18N 89.85W
03/13/2023  M7.2 INCH        LINCOLN            WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION MLLW3 MERRILL 8 W.

0600 AM     SNOW             1 N WAUPACA             44.35N 89.06W
03/13/2023  M7.1 INCH        WAUPACA            WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION WWWW3 WAUPACA 1 E.

0700 AM     SNOW             3 SE DE PERE            44.42N 88.01W
03/13/2023  M7.1 INCH        BROWN              WI   PUBLIC



0740 AM     SNOW             WRIGHTSTOWN             44.33N 88.17W
03/13/2023  M7.1 INCH        BROWN              WI   PUBLIC



1200 AM     SNOW             3 SSW ASHWAUBENON       44.42N 88.09W
03/13/2023  M7.0 INCH        BROWN              WI   TRAINED SPOTTER

            STILL SNOWING. SNOW BLOWING AND DRIFTING.

0630 AM     SNOW             1 W SILVER LAKE         44.04N 89.24W
03/13/2023  M7.0 INCH        WAUSHARA           WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION WAOW3 WAUTOMA 3 SE.

0600 AM     SNOW             1 N PULASKI             44.68N 88.23W
03/13/2023  M6.8 INCH        OCONTO             WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION PULW3 PULASKI - WWTP.

0700 AM     SNOW             3 NW MANITOWOC          44.11N 87.69W
03/13/2023  M6.8 INCH        MANITOWOC          WI   COCORAHS

            COCORAHS STATION WI-MC-20 MANITOWOC 1.4 NW.

0630 AM     SNOW             2 SE NEW LONDON         44.36N 88.72W
03/13/2023  M6.7 INCH        OUTAGAMIE          WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION NONW3 NEW LONDON 2
            SE.

0700 AM     SNOW             2 E MILLHOME            43.90N 87.91W
03/13/2023  M6.7 INCH        MANITOWOC          WI   COCORAHS

            COCORAHS STATION WI-MC-5 MILLHOME 2 E.

0700 AM     SNOW             2 NNW TWO RIVERS        44.17N 87.58W
03/13/2023  M6.6 INCH        MANITOWOC          WI   COCORAHS

            COCORAHS STATION WI-MC-22 TWO RIVERS 1.2 N.

0730 AM     SNOW             3 E PORT EDWARDS        44.34N 89.78W
03/13/2023  M6.5 INCH        WOOD               WI   COCORAHS

            COCORAHS STATION WI-WD-2 PORT EDWARDS 2 E.

0700 AM     SNOW             1 SW TWO RIVERS         44.14N 87.57W
03/13/2023  M6.2 INCH        MANITOWOC          WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION TWOW3 TWO RIVERS.

0630 AM     SNOW             4 ESE OCONTO FALLS      44.86N 88.13W
03/13/2023  M6.0 INCH        OCONTO             WI   COCORAHS

            COCORAHS STATION WI-OC-15 OCONTO FALLS 1.0
            SE.

0700 AM     SNOW             2 WSW OMRO              44.02N 88.78W
03/13/2023  M6.0 INCH        WINNEBAGO          WI   COCORAHS

            COCORAHS STATION WI-WN-7 OMRO 1 WSW.

0700 AM     SNOW             1 NNW SPREAD EAGLE      45.89N 88.14W
03/13/2023  M6.0 INCH        FLORENCE           WI   COCORAHS

            COCORAHS STATION WI-FL-4 SPREAD EAGLE 1 NW.

0730 AM     SNOW             BRILLION                44.18N 88.07W
03/13/2023  M6.0 INCH        CALUMET            WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION BRLW3 BRILLION.

0715 AM     SNOW             STURGEON BAY            44.83N 87.38W
03/13/2023  M5.8 INCH        DOOR               WI   TRAINED SPOTTER



0700 AM     SNOW             4 ESE CALDRON FALLS RES 45.36N 88.19W
03/13/2023  M5.4 INCH        MARINETTE          WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION CRVW3 ATHELSTANE 6
            SW.

0700 AM     SNOW             1 E OSHKOSH             44.01N 88.52W
03/13/2023  M5.3 INCH        WINNEBAGO          WI   COCORAHS

            COCORAHS STATION WI-WN-19 OSHKOSH 1.6 ESE.

0700 AM     SNOW             1 E OSHKOSH             44.01N 88.52W
03/13/2023  M5.3 INCH        WINNEBAGO          WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION OSNW3 OSHKOSH
            SOUTHEAST.

0637 AM     SNOW             2 NNW STRATFORD         44.82N 90.09W
03/13/2023  M5.2 INCH        MARATHON           WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION STRW3 STRATFORD 1 NW.

0700 AM     SNOW             1 N CLINTONVILLE        44.62N 88.75W
03/13/2023  M5.0 INCH        WAUPACA            WI   CO-OP OBSERVER

            CO-OP OBSERVER STATION CNTW3 CLINTONVILLE
            0.9 N.

0800 AM     SNOW             3 NNW RIB MOUNTAIN STAT 44.96N 89.69W
03/13/2023  M5.0 INCH        MARATHON           WI   COCORAHS

            COCORAHS STATION WI-MT-24 WAUSAU 2.4 W.


&&

$$
** This overview will be updated as new information becomes available.